JP2008123928A - Terminal metal fitting and electrical junction box having the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a terminal metal fitting capable of reducing costs by reducing the number of components and simplifying an assembly process, and to provide an electrical junction box having the terminal metal fitting. <P>SOLUTION: The electrical junction box has a box body and the terminal metal fitting 3. The terminal metal fitting 3 comprises an electrical contact section 7 connected to a sheet metal member; an electric wire connection section 10, to which an electric wire 29 connected to a power supply while being connected to the electrical contact section 7 is connected; and a projecting section 11 projecting from the electrical contact section 7. The projecting section 11 has a groove 45 and a projecting piece 44. A booster cable is connected to the projecting section 11, when a battery goes flat. A locking projection section in the conductive clamp of the booster cable is engaged with the groove 45, and the conductive section of the conductive clamp is positioned at an area in between the projecting piece 44. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a terminal fitting attached to a terminal of an electric wire routed in an automobile or the like as a moving body, and an electrical junction box provided with the terminal fitting.

  In general, automobiles as moving bodies are equipped with various electronic devices such as lamps such as head lamps and tail lamps, motors such as motors for starter motors and air conditioners. In order to supply electric power to these electronic devices, automobiles have junction blocks arranged at appropriate locations. The junction block is configured by integrating various electric circuit units such as a large number of fuses and relays.

  Note that the junction block may include a fuse, a relay, a bus bar, and the like, and thus is also referred to as a fuse block, a relay box, or a generic name, an electrical connection box. In the present specification, the above-described fuse block, relay box, and junction block are collectively referred to as an electrical junction box.

  The electrical connection box includes a box body that forms an outer shell, and a connection terminal fitting. Electrical components such as the fuses and relays described above are mounted on the top surface of the box body. Further, a connected portion made of a conductive sheet metal or the like is provided on the upper surface, and an electric wire connected to a power source such as a battery is attached. A connector of a wire harness routed in an automobile is fitted on the lower surface of the box body and the like, and electric power supplied from a power source is supplied to the electronic device via an electric wire of the wire harness.

The electrical junction box may be further equipped with a relief terminal fitting to which a booster cable is attached when the battery is exhausted (see, for example, Patent Documents 1 and 2). A relief terminal metal fitting is attached so that it may connect with power supplies, such as a battery. In a hybrid vehicle equipped with an engine and a motor, the battery is installed in the trunk room at the rear of the vehicle. When the battery goes up, the electronically controlled trunk room cannot be opened or closed. For this reason, an electric junction box is installed in the front part of the vehicle, power is supplied to the battery in the rear part of the vehicle via the relief terminal fitting, and the engine is started.
JP 2004-134215 A JP 2004-134278 A

  In the terminal metal fittings described in Patent Documents 1 and 2 and the like described above, the connection terminal metal fitting and the relief terminal metal fitting are configured as separate parts. For this reason, the number of parts increased, leading to an increase in cost and an increase in the assembly process. In addition, it is necessary to secure a mounting space for each component, and there is a tendency for the electrical connection box to increase in size.

  Accordingly, an object of the present invention is to provide a terminal metal fitting capable of reducing cost and simplifying an assembling process by reducing the number of parts, and an electronic junction box including the terminal metal fitting.

  In order to solve the problems and achieve the object, the terminal fitting of the present invention according to claim 1 is connected to the connected portion in a terminal fitting for connecting an electric wire connected to a power source to the connected portion. An electrical contact portion, a wire connection portion connected to the electrical contact portion and connected to an electric wire, and a standing portion standing from the electrical contact portion and connected to a booster cable are provided. .

  According to a second aspect of the present invention, there is provided the terminal fitting according to the first aspect, wherein the outer surface of the standing portion is provided along a direction intersecting a direction in which the standing portion is erected. It is characterized by having a groove.

  The terminal fitting according to a third aspect of the present invention is the terminal fitting according to the first or second aspect, wherein the standing portion is further erected from the erected portion and connected to the erected portion. Further, a protruding piece that can come into contact with the conductive clamp of the booster cable is provided.

  According to a fourth aspect of the present invention, there is provided an electrical junction box comprising: a box body on which electrical components are mounted; and a terminal fitting attached to the box body. The terminal fitting according to any one of claims 3 is provided.

  According to the terminal metal fitting of this invention described in Claim 1, the terminal metal fitting attached to the electric wire connected to the power supply is provided with the standing part to which a booster cable is connected. For this reason, a booster cable can be attached to the standing part of a terminal metal fitting.

  According to the terminal fitting of the present invention described in claim 2, the outer surface of the standing portion includes the groove provided along the direction intersecting the direction in which the standing portion is erected. For this reason, a booster cable becomes difficult to come off and to shift | deviate in the direction which a groove | channel and a booster cable engage, and the standing part stands.

  According to the terminal metal fitting of this invention described in Claim 3, the standing part is provided with the protrusion piece which can contact with the electrically conductive clamp of a booster cable. For this reason, a booster cable becomes difficult to remove | deviate and shift | deviate because a protrusion piece and a conductive clamp contact.

  According to the electrical junction box of the present invention described in claim 4, the terminal fitting described in any one of claims 1 to 3 is provided. For this reason, a booster cable can be attached to the standing part of a terminal metal fitting.

  As described above, according to the first aspect of the present invention, the terminal fitting attached to the electric wire connected to the power source includes the standing portion to which the booster cable is connected. For this reason, a booster cable can be attached to the standing part of a terminal metal fitting. Therefore, it is possible to reduce the number of parts, reduce the cost, and simplify the assembly process.

  According to a second aspect of the present invention, the outer surface of the standing portion includes a groove provided along a direction intersecting the direction in which the standing portion is erected. For this reason, a booster cable becomes difficult to come off and to shift | deviate in the direction which a groove | channel and a booster cable engage, and the standing part stands. Therefore, the booster cable can be stably attached to the standing portion.

  In the present invention described in claim 3, the standing portion includes a protruding piece that can come into contact with the conductive clamp of the booster cable. For this reason, a booster cable becomes difficult to remove | deviate and shift | deviate because a protrusion piece and a conductive clamp contact. Therefore, the booster cable can be stably attached to the standing portion.

  According to a fourth aspect of the present invention, an electrical junction box includes the terminal fitting described in the first to third aspects. For this reason, a booster cable can be attached to the standing part of a terminal metal fitting. Therefore, it is possible to reduce the number of parts, reduce the cost, and simplify the assembly process. Moreover, space saving of the electrical junction box can be achieved.

  Hereinafter, an electrical junction box according to an embodiment of the present invention will be described with reference to FIGS. The electrical junction box 1 shown in FIG. 1 according to the present embodiment is mounted on an automobile as a moving body.

  As shown in FIG. 1, the electrical connection box 1 includes a box body 2, a wiring board (not shown), a terminal fitting 3, a side cover 4, and the like. As shown in FIG. 1, the box body 2 includes a body portion 12, a plurality of cassette blocks 13, an upper cover 14, and a lower cover 15. The main body 12 is made of an insulating synthetic resin and is molded by a well-known injection molding. The main body 12 is formed in a cylindrical shape by a plurality of outer walls 16 that are continuous with each other. The main body 12 is provided with a partition wall 17 that partitions the main body 12.

  The cassette block 13 is formed in a box shape having a size that can be accommodated in the main body 12. The cassette block 13 is accommodated in the main body 12 through an opening on the lower side of the main body 12 in FIG. The cassette block 13 accommodates terminal fittings (not shown). A connector of a wire harness (not shown) is fitted to the lower surface (hereinafter referred to as the lower surface) of the cassette block 13 in FIG. The wire harness, of course, includes a plurality of electric wires and a connector attached to the end of the electric wires.

  Also, a relay 18 and a fuse 19 as electrical components are mounted on the upper surface (hereinafter referred to as the upper surface) 13a of the cassette block 13 in FIG. Further, a terminal mounting portion 9 is provided on the upper surface of one cassette block 13 in FIG. When the cassette block 13 is mounted on the main body 12, the terminal mounting portion 9 is positioned in a concave groove 5 described later. The terminal mounting portion 9 includes a sheet metal member 22 (shown in FIG. 3) as a connected portion exposed on the upper surface 13a, a nut (not shown) disposed on the lower side of the sheet metal member 22 in FIG. That is, a bolt 23 serving as a fastening member in which a thread portion is screwed (provided) to the sheet metal member 22 is provided.

  The terminal mounting portion 9 has an electrical contact portion 7 (shown in FIG. 1) of the terminal fitting 3 overlapped on the sheet metal member 22 and a bolt 23 provided in the electrical contact portion 7 in a later-described notch 24. The terminal metal fitting 3 is attached by sandwiching the electrical contact portion 7 of the terminal metal fitting 3 between the sheet metal member 22 and the head 23a of the bolt 23 by screwing through the nut.

  The terminal fittings in the cassette block 13 described above connect the terminal fittings of the connector of the wire harness, the electrical components such as the relay 18 and the fuse 19, and the sheet metal member 22 of the terminal mounting portion 9 described above. The cassette block 13 electrically connects the electrical components such as the relay 18 and the fuse 19 described above, the wires of the wire harness, and the wires 29 described later attached to the terminal fittings 3 according to a predetermined pattern. Connecting.

  The upper cover 14 is made of an insulating synthetic resin and is molded by a known injection molding. The upper cover 14 includes a plurality of outer walls 20 that are continuous with each other, and is formed in a bottomed cylindrical shape. The upper cover 14 is attached to the main body 12 so as to cover the upper side of the main body 12 in FIG.

  The lower cover 15 is made of an insulating synthetic resin and is molded by a known injection molding. The lower cover 15 includes a plurality of outer walls 21 that are continuous with each other, and is formed in a bottomed cylindrical shape. The lower cover 15 is attached to the main body 12 while covering the lower side of the main body 12 in FIG.

  Furthermore, the surface (hereinafter referred to as an outer wall surface) 16a of one outer wall 16 of the main body 12 and the surface (hereinafter referred to as an outer wall surface) 21a of one outer wall 21 of the lower cover 15 connected to the outer wall surface 16a. As shown in FIGS. 3 and 4, a concave groove 5 is provided from the outer wall surfaces 16 a and 21 a. In other words, the electrical junction box 1 includes the concave groove 5. The concave groove 5 extends linearly along a direction in which the aforementioned upper surface 13a and lower surface of the cassette block 13 face each other.

  Further, along the direction perpendicular to the direction in which the upper surface 13a and the lower surface are opposite to each other, the inner edge portion 5a of the concave groove 5 that is opposite to each other is along the direction in which the upper surface 13a and the lower surface are opposite to each other. A linearly extending slide groove 6 is provided. The slide groove 6 is formed to be concave along the width direction of the concave groove 5 from the inner edge portion 5a. The slide groove 6 is provided in both the main body 12 and the lower cover 15. The terminal attaching portion 9 described above is provided in the vicinity of the concave groove 5 described above.

  The box body 2 is mounted with electrical components such as the relay 18 and the fuse 19 described above on the cassette block 13 mounted on the body portion 12 and the terminal fitting 3 is mounted on the terminal mounting portion 9 described above. By attaching the upper cover 14 and the lower cover 15 as described above, the electrical components such as the relay 18 and the fuse 19 and the terminal fitting 3 described above are accommodated.

  The terminal fitting 3 is obtained by bending a thick sheet metal. As shown in FIG. 2, the terminal fitting 3 is integrally provided with a flat electrical contact portion 7, a reinforcing bridge portion 8, a wire connection portion 10, and a standing portion 11.

  The planar shape of the electrical contact portion 7 is rectangular. As shown in FIG. 2, the electrical contact portion 7 is provided with a notch 24 through which the screw portion of the bolt 23 described above can be passed. The notch 24 extends from one outer edge 7 a of the electrical contact portion 7 toward the inside of the electrical contact portion 7, and a part of the electrical contact portion 7 is notched. The width of the notch 24 gradually decreases from the one outer edge 7a toward the inside of the electrical contact portion 7 as described above.

  The electrical contact portion 7 is slid along the arrow K along the longitudinal direction of the notch 24 described above, and the screw portion of the bolt 23 of the terminal mounting portion 9 is passed through the notch 24. The electrical contact portion 7 has a back portion 24a on the side of the notch 24 away from the one outer edge 7a described above, and the vicinity of the back portion 24a is the sheet metal member 22 of the terminal mounting portion 9 and the head 23a of the bolt 23 described above. It is sandwiched between. The electrical contact portion 7 is attached to the terminal attachment portion 9 described above in a state where the one outer edge 7a described above is located inside the electrical junction box 1 and is parallel to the outer wall surfaces 16a and 21a described above.

  The reinforcing bridge portion 8 is integrally provided with a pair of parallel portions 25 and a connecting portion 26 that connects the pair of parallel portions 25 together. The pair of parallel portions 25 are erected from the aforementioned one outer edge 7 a of the electrical contact portion 7. The pair of parallel portions 25 positions the above-described notch 24 between each other. The reinforcing bridge portion 8 restricts a change in the width of the notch 24 described above by connecting portions of the one outer edge 7a described above that locate the notch 24 therebetween. That is, the reinforcing bridge portion 8 improves the rigidity (strength) of the electrical contact portion 7 described above.

  The electric wire connecting part 10 includes a bottom plate part 27 and a plurality of caulking pieces 28. The bottom plate portion 27 is bent from the electrical contact portion 7 and is erected from the electrical contact portion 7. In the illustrated example, the angle formed by the bottom plate portion 27 and the electrical contact portion 7 is approximately 90 degrees. Further, the bottom plate portion 27 is erected from the other outer edge 7 b opposite to the one outer edge 7 a in which the notch 24 of the electrical contact portion 7 is opened in the direction opposite to the reinforcing bridge portion 8. When the electrical contact portion 7 is attached to the terminal attachment portion 9, the other outer edge 7b becomes parallel to the outer wall surfaces 16a and 21a described above. Furthermore, the electric wire connecting portion 10 is provided with the bottom plate portion 27 so as to be erected from the electric contact portion 7.

  The caulking pieces 28 are continuous with both edges in the width direction of the bottom plate portion 27. The caulking piece 28 is bent in a direction approaching the bottom plate portion 27, and the electric wire 29 is sandwiched between the bottom plate portion 27. Thus, the caulking piece 28 caulks the electric wire 29. The electric wire connecting part 10 is electrically connected to the electric wire 29 while the electric wire 29 is attached by the caulking piece 28 caulking the electric wire 29.

  The standing portion 11 is erected in the same direction as the reinforcing bridge portion 8 from the other outer edge 7 c connected to the outer edge 7 a and the outer edge 7 b of the electrical contact portion 7. That is, the standing portion 11 is erected from the outer edge 7c orthogonal to the outer wall surfaces 16a, 21a of the outer edges 7a, 7b, 7c, 7d of the electrical contact portion 7. The standing portion 11 includes a standing piece 41, a connecting piece 42 connected to the standing piece 41, a return piece 43 connected to the connecting piece 42, and a pair of protruding pieces 44 connected to the connecting piece 42.

  The standing piece 41 is erected from the outer edge 7 c of the electrical contact portion 7. The connecting piece 42 extends in a direction parallel to the electric contact portion 7 from an end portion of the standing piece 41 away from the electric contact portion 7. The return piece 43 extends from the end of the connecting piece 42 away from the standing piece 41 in a direction approaching the standing piece 41.

  A pair of projecting pieces 44 are provided so as to project in a direction away from the standing piece 41 from both longitudinal ends of the return piece 43. The pair of projecting pieces 44 are provided so as to be substantially orthogonal to the return piece 43. When a booster cable 51 described later is attached to the standing portion 11, the pair of protruding pieces 44 positions one sandwiching piece 55 a of a conductive clamp 54 a described below between each other.

  Grooves 45 are provided on the outer surface 41a of the standing piece 41 near the electric contact portion 7 and the outer surface 43a of the return piece 43 away from the electric contact portion 7, respectively. A plurality of grooves 45 are provided in parallel to the direction intersecting the direction in which the standing piece 41 stands. When a booster cable 51 described later is attached to the standing portion 11, the groove 45 engages with a locking projection 59 of a conductive clamp 54a described later.

A cover 40 (shown in FIG. 5) is attached to the standing portion 11 having the above-described configuration so as to cover the standing portion 11 in a normal state. When dealing with battery exhaustion, as shown in FIG. 5, the cover 40 is removed and the booster cable 51 is attached. The booster cable 51 includes a pair of cables 52a and 52b as shown in FIG. The cable 52a includes a cable portion 53a and a pair of conductive clamps 54a and 54b attached to both ends of the cable portion 53a. The cable 52b includes a cable portion 53b and a pair of conductive clamps 54c and 54d attached to both ends of the cable portion 53b.

  Since the conductive clamps 54a, 54b, 54c, and 54d have substantially the same structure, the conductive clamp 54a will be described below as a representative. As shown in FIG. 6 and the like, the conductive clamp 54a includes a pair of sandwiching pieces 55a and 55b, a pin 56 that rotatably supports the pair of sandwiching pieces 55a and 55b, and a spring (not shown). Each of the pair of sandwiching pieces 55a and 55b includes grip portions 57a and 57b made of an insulating material, and conductive portions 58a and 58b made of a conductive material. A plurality of locking projections 59 are formed on each of the conductive portions 58a and 58b.

  The conductive clamp is attached to the standing portion 11 so that the standing portion 11 is sandwiched between the conductive portions 58a and 58b of the conductive clamp 54a (shown in FIG. 5). Then, the plurality of locking projections 59 of the conductive portions 58 a and 58 b engage with the grooves 45 provided on the outer surface 41 a of the standing piece 41 and the outer surface 43 a of the return piece 43. The engagement clamp 59 and the groove 45 provided in a direction intersecting with the direction in which the standing portion 11 stands are engaged, whereby the conductive clamp 54a is unlikely to come off in the direction in which the standing portion 11 stands. And it becomes difficult to slip. Further, the conductive portion 58 a of the sandwiching piece 55 a is positioned between the pair of protruding pieces 44. Since the outer surface of the conductive portion 58a is in contact with the pair of protruding pieces 44, the conductive clamp 54a is unlikely to come off and shift in a direction intersecting the direction in which the standing portion 11 is erected. As described above, the relatively large conductive clamp 54a is also stably attached to the standing portion 11 without being detached or displaced.

  In the terminal fitting 3 having the above-described configuration, the electric wire 29 is attached to the electric wire connecting portion 10, and the one outer edge 7 a described above is positioned inside the electric connection box 1, and is parallel to the longitudinal direction of the above-described notch 24. Then, the electric contact portion 7 is inserted between the sheet metal member 22 of the terminal mounting portion 9 and the head 23a of the bolt 23. Then, the screw portion of the bolt 23 is inserted into the notch 24, and the wire connecting portion 10 and the wire 29 are accommodated in the recessed groove 5. In the terminal fitting 3, the bolt 23 is screwed in a state where the screw portion of the bolt 23 is in contact with the inner portion 24 a of the notch 24, and the electric contact portion 7 is connected between the sheet metal member 22 and the head 23 a of the bolt 23. It is sandwiched between and attached to the terminal attachment part 9.

  At this time, of course, the back portion 24 a of the notch 24 that forms the connection portion of the electrical contact portion 7 and the vicinity of the back portion 24 a are sandwiched between the sheet metal member 22 of the terminal mounting portion 9 and the head 23 a of the bolt 23. . Further, the electric wire 29 attached to the terminal fitting 3 is connected to a power source such as a battery (not shown).

  The side cover 4 is made of an insulating synthetic resin and is molded by a well-known injection molding. As shown in FIG. 1, the side cover 4 is integrally provided with a flat plate-shaped main body 30, a cover wall 31, and the like. The main body 30 is formed in a rectangular shape whose planar shape is substantially equal to the planar shape of the concave groove 5 described above. The main body 30 is attached to the box main body 2 by inserting both edges in the width direction into the slide groove 6 described above.

  When the main body 30, that is, the side cover 4 is attached to the box body 2, the main body 30 is substantially flush with the outer wall surfaces 16 a and 21 a of the outer walls 16 and 21 provided with the concave groove 5 described above, and the concave groove 5 described above. The openings in the outer walls 16 and 21 are closed. Thus, when the main body 30, that is, the side cover 4 is attached to the box main body 2, the concave groove 5 described above is closed. Further, when the main body 30, that is, the side cover 4 is attached to the box main body 2, the opening on the upper surface 13 a and the lower surface side of the concave groove 5 described above is not blocked (opened).

  The covering wall 31 is erected from the end of the main body 30 of the side cover 4 on the side of the upper surface 13a to the inside of the electrical junction box 1 in a state where the side cover 4 is attached to the box main body 2 or the like. ing. The covering wall 31 is disposed in parallel with both the upper surface 13a and the lower surface described above.

  The electrical junction box 1 having the above-described configuration is assembled as follows. First, each cassette block 13 is attached to the body portion 12 of the box body 2. Then, electrical components such as a relay 18 and a fuse 19 are mounted on the upper surface 13a of each cassette block 13, and a connector of a wire harness is fitted on the lower surface.

  Thereafter, the lower cover 15 is attached to the main body 12. Then, as shown in FIG. 3, the notch 24 of the electrical contact portion 7 of the terminal fitting 3 to which the electric wire 29 is attached is opposed to the bolt 23 of the terminal attaching portion 9, and the longitudinal direction of the notch 24 ( The electrical contact portion 7 of the terminal fitting 3 is gradually brought closer to the terminal mounting portion 9 along the slide direction indicated by the arrow K described above. Then, the threaded portion of the bolt 23 enters the notch 24 described above.

  Further, the electrical contact portion 7 of the terminal fitting 3 is slid toward the inside of the electrical contact portion 7 along the longitudinal direction of the notch 24 described above (the slide direction indicated by the arrow K described above). Then, as shown in FIG. 4, the screw portion of the bolt 23 comes into contact with the back portion 24 a of the notch 24 of the electrical contact portion 7. Then, the bolt 23 is screwed in, the electric contact portion 7 of the terminal fitting 3 is sandwiched between the head 23 a of the bolt 23 and the sheet metal member 22 of the terminal attaching portion 9, and the terminal fitting 3 is fixed to the terminal attaching portion 9. To do. Then, the electric wire connecting portion 10 of the terminal fitting 3 and the electric wire 29 connected to the electric wire connecting portion 10 are accommodated in the concave groove 5. And while attaching the upper cover 14 to the main-body part 12, the both edges of the main-body part 30 of the side cover 4 are inserted in the slide groove 6, and this side cover 4 is attached to the box main body 2. FIG.

  Then, the side cover 4 closes the concave groove 5. Thus, the electrical junction box 1 having the above-described configuration is assembled. And the electrical junction box 1 is mounted in a motor vehicle. And the electrical junction box 1 mutually connects the electronic device of the vehicle to which the wire harness is connected, the electrical components such as the relay 18 and the fuse 19 and the power source to which the electric wire 29 is connected according to a predetermined pattern. Connect electrically.

  When dealing with battery exhaustion, first, the conductive clamp 54b of the cable portion 53a of the booster cable 51 is attached to the positive electrode of the battery of the rescue vehicle. Subsequently, the conductive clamp 54a is attached to the standing part 11 of the battery rising vehicle. As described above, the engaging protrusion 59 of the conductive clamp 54a and the groove 45 of the standing portion 11 are engaged, so that the conductive portion 58a of the conductive clamp 54a can contact between the protruding pieces 44 of the standing portion 11. Positioned, the conductive clamp 54 a is stably attached to the standing portion 11. The positive pole of the battery of the rescue vehicle and the battery running vehicle are electrically connected.

  Subsequently, the conductive clamp 54d of the cable portion 53b is attached to the negative pole of the battery of the rescue vehicle, and the conductive clamp 54c is brought into contact with the metal portion of the engine body of the battery rising vehicle. The negative pole of the battery of the rescue vehicle and the battery running vehicle are electrically connected. Finally, after starting the engine of the rescue vehicle, start the engine of the battery running out of the battery.

  According to the present embodiment, the terminal fitting 3 attached to the electric wire 29 connected to the power source includes the standing portion 11 to which the booster cable 51 is connected. For this reason, the booster cable 51 can be attached to the standing portion 11 of the terminal fitting 3. Therefore, it is possible to reduce the number of parts, reduce the cost, and simplify the assembly process.

  The outer surfaces 41 a and 43 a of the standing part 11 are provided with grooves 45 provided along the direction intersecting with the direction in which the standing part 11 stands. For this reason, the booster cable 51 is difficult to come off in the direction in which the groove 45 and the booster cable 51 are engaged, and the standing portion 11 is erected, and to be displaced. Therefore, the booster cable 51 can be stably attached to the standing portion 11.

  The standing portion 11 includes a protruding piece 44 that can come into contact with the conductive clamp 54 of the booster cable 51. For this reason, the booster cable 51 is difficult to come off and to be displaced due to the contact between the protruding piece 44 and the conductive clamp 54. Therefore, the booster cable 51 can be stably attached to the standing portion 11.

  The electrical connection box includes a terminal fitting 3. For this reason, the booster cable 51 can be attached to the standing portion 11 of the terminal fitting 3. Therefore, it is possible to reduce the number of parts, reduce the cost, and simplify the assembly process. Moreover, space saving of the electrical junction box can be achieved.

  In addition, embodiment mentioned above only showed the typical form of this invention, and this invention is not limited to embodiment. That is, various modifications can be made without departing from the scope of the present invention.

It is a disassembled perspective view of the electrical junction box concerning one Embodiment of this invention. It is a perspective view which shows the terminal metal fitting with an electric wire of the electrical-connection box shown by FIG. It is a perspective view which shows the state which made the notch of a terminal metal fitting correspond to the terminal attachment part of the box main body of the electrical-connection box shown by FIG. It is a perspective view which shows the state which attached the terminal metal fitting to the terminal attachment part of the box main body of the electrical-connection box shown by FIG. It is a perspective view which expands and shows the principal part of the state which attached the conductive clamp of the booster cable to the terminal metal fitting shown in FIG. FIG. 6 is an overall view of the booster cable shown in FIG. 5.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Electrical connection box 2 Box body 3 Terminal metal fitting 7 Electric contact part 10 Electric wire connection part 11 Standing part 22 Sheet metal member (connected part)
29 Electric wire 41a Outer surface 44 Projection piece 45 Groove 51 Booster cable 54a, 54b, 54c, 54d Conductive clamp

Claims (4)

In the terminal fitting that connects the wire connected to the power supply to the connected part,
An electrical contact portion connected to the connected portion;
An electric wire connecting portion connected to the electric contact portion and connected to an electric wire;
A terminal fitting comprising: a standing portion that is erected from the electrical contact portion and to which a booster cable is connected.   The terminal fitting according to claim 1, wherein an outer surface of the standing portion includes a groove provided along a direction intersecting a direction in which the standing portion is erected.   The said standing part was further provided from the said standing part, and was provided with the protrusion piece which can contact with the conductive clamp of the said booster cable connected to the said standing part. 2. The terminal fitting according to 2.   The terminal fitting according to any one of claims 1 to 3, wherein the terminal fitting is an electric connection box including a box body on which an electrical component is mounted and a terminal fitting attached to the box body. An electrical junction box comprising:

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