JP2015156396A - Pressure connection terminal and joint connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pressure connection terminal and a joint connector that enable reduction in the size and manufacturing cost.

SOLUTION: A pressure connection terminal 21, 51, 61, 71, 81 is inserted into each terminal accommodation chamber 12 arranged in a housing 11 of a joint connector 1, and thus is electrically connected to the pressure connection terminal in the other terminal accommodation chamber 12. A first engagement portion 26, 56, 66, 76, 86 is formed at one end 25 in a direction Y orthogonal to an insertion direction X in a terminal engagement portion 22 on the tip side of a conductor caulking portion 23 in which a core wire of an electric wire 41 is caulked in the insertion direction X to the terminal accommodation chamber 12, and a second engagement portion 28 engageable with the first engagement portion 26, 56, 66, 76, 86 is formed at the other end 27. Relative displacement in the insertion direction X to the second engagement portion 28 of the other pressure connection terminal causes the first engagement portion 26, 56, 66, 76, 86 to engage with the second engagement portion 28 so that the two pressure connection terminals are electrically connected with each other.

COPYRIGHT: (C)2015,JPO&INPIT

Description

  The present invention relates to a crimp terminal that is electrically connected to another crimp terminal, and a joint connector that includes a housing having a plurality of terminal accommodating chambers into which the crimp terminal is inserted and a crimp terminal.

  Conventionally, as a joint connector for electrically connecting the crimp terminals respectively inserted into a plurality of terminal accommodating chambers provided in the housing, it has been described in, for example, Japanese Patent Application Laid-Open No. 2010-129189 (Patent Document 1). Joint connectors have been proposed.

  In this joint connector, a crimp terminal is brought into contact with a bus bar of a male terminal provided in the housing by inserting a female crimp terminal into each terminal accommodating chamber, and the crimp terminals are electrically connected to each other. It is.

  FIG. 9 is a view showing the joint connector described in Patent Document 1. As shown in FIG. As shown in FIG. 9, the joint connector 100 includes a crimp terminal 102 to which a conductor of the electric wire 101 is crimped, a housing 112 having a plurality of terminal accommodating chambers 111 into which the crimp terminals 102 are respectively inserted, and a housing 112. The bus bar 113 is integrally formed.

  The crimp terminal 102 is provided with a terminal portion 103 that comes into contact with the bus bar 113 and a crimping portion 104 that crimps the electric wire 101.

  Each terminal accommodating chamber 111 of the housing 112 is provided with a partition wall 114 that partitions between the two terminal accommodating chambers 111 adjacent to each other in the width direction orthogonal to the insertion direction of the crimp terminal 102.

  The bus bar 113 attached to the base portion 115 of the housing 112 is provided with a contact portion 116 that is electrically connected to the terminal portion 103 of the crimp terminal 102 inserted into the terminal accommodating chamber 111.

  When the crimp terminals are electrically connected to each other, the crimp terminals 102 are inserted into the respective terminal accommodating chambers 111, the terminal portions 103 of the crimp terminals 102 are brought into contact with the contact portions 116 of the bus bars 113, and the bus bars 113 are interposed therebetween. Connect the crimping terminals electrically.

JP 2010-129189 A

  In the conventional joint connector 100 described above, the crimp terminals are electrically connected via the bus bar 113 attached to the housing 112. For this reason, a space for attaching the bus bar 113 to the housing 112 must be secured, and there is a problem that it is difficult to downsize the joint connector 100.

  Further, in the conventional joint connector 100 described above, components for attaching the bus bar 113 to the housing 112 are necessary, the number of components of the joint connector 100 is large, the number of steps for managing the components is increased, and the manufacturing cost is increased. There was a problem.

  Therefore, the present invention has been made to solve such a conventional problem, and an object of the present invention is to provide a crimp terminal and a joint connector that can be reduced in size and reduced in manufacturing cost. There is.

  In order to achieve the above object, the crimp terminal of the present invention described in claim 1 of the present invention is inserted into each terminal accommodating chamber provided in the housing of the joint connector and electrically connected to the crimp terminals of other terminal accommodating chambers. A terminal that engages with the other terminal in contact with the crimping terminal on the tip side of the conductor crimping part to which the core wire of the crimping terminal is crimped in the insertion direction into the terminal accommodating chamber. A first engagement portion is formed at one end in a direction orthogonal to the insertion direction, and a second engagement portion engageable with the first engagement portion is formed at the other end. When one engagement portion engages with the second engagement portion by relative movement of the other crimp terminal with respect to the second engagement portion in the insertion direction, the two crimp terminals are electrically connected to each other. It is connected to.

  A crimp terminal according to a second aspect of the present invention is the crimp terminal according to the first aspect, wherein the first engagement portion holds the second engagement portion of another crimp terminal. The second engagement portion is formed into a male die that obtains an electrical connection by being sandwiched by the first engagement portion of another crimp terminal. It is characterized by being.

  According to a third aspect of the present invention, there is provided a joint connector including the crimp terminal according to the first or second aspect and a housing having a plurality of terminal accommodating chambers into which the crimp terminals are respectively inserted. And a slit is formed along the insertion direction from the insertion port of the crimp terminal on the partition wall that partitions between two terminal accommodating chambers adjacent in the width direction orthogonal to the insertion direction of the crimp terminal, In the slit, the first engagement portion and the second engagement portion formed in two crimp terminals respectively inserted into two adjacent terminal accommodating chambers are engaged and positioned. And

  According to the crimp terminal of the present invention described in claim 1, the first engagement portion is formed at one end, and the second engagement portion engageable with the first engagement portion is formed at the other end. ing. For this reason, when the first engaging portion is engaged with the second engaging portion of another crimp terminal, the two crimp terminals can be directly connected without using a bus bar.

  Further, since the two crimp terminals can be directly connected without using the bus bar, it is not necessary to secure a space for mounting the bus bar on the housing, and the joint connector can be downsized.

  Furthermore, since two crimp terminals can be directly connected without using a bus bar, the number of component parts for mounting the bus bar on the housing is reduced, thereby reducing the process of managing the component parts and reducing the manufacturing cost. Can be lowered.

  Accordingly, it is possible to provide a crimp terminal that can be reduced in size and reduced in manufacturing cost.

  According to the crimp terminal of the present invention described in claim 2, the first engagement portion is formed in a female shape, and the second engagement portion is formed in a male shape. For this reason, the first engagement portion sandwiches the second engagement portion of the other crimp terminal, and the second engagement portion is sandwiched by the first engagement portion of the other crimp terminal. Even if a bus bar is not used, the two crimp terminals can be electrically connected reliably.

  According to the joint connector of the present invention described in claim 3, since the slit is formed in the partition wall that partitions the terminal accommodating chambers, the two crimping ends respectively inserted into the two adjacent terminal accommodating chambers are directly connected to each other. By connecting, a joint connector that does not require a bus bar can be realized.

  Therefore, it is possible to provide a joint connector that can be reduced in size and reduced in manufacturing cost.

It is a perspective view which shows the crimp terminal which concerns on embodiment of this invention. It is sectional drawing which shows the connection of the crimp terminals which concern on embodiment of this invention. It is a perspective view showing a joint connector concerning an embodiment of the present invention. It is a perspective view which shows the joint connector and housing which concern on embodiment of this invention. It is a perspective view which shows the crimp terminal which concerns on other embodiment of this invention. It is a perspective view which shows the crimp terminal which concerns on other embodiment of this invention. It is a perspective view which shows the crimp terminal which concerns on other embodiment of this invention. It is a perspective view which shows the crimp terminal which concerns on other embodiment of this invention. It is a figure which shows the conventional joint connector.

  Hereinafter, a crimp terminal and a joint connector according to an embodiment of the present invention will be described with reference to the drawings. First, a crimp terminal according to an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a perspective view showing a crimp terminal according to an embodiment of the present invention.

  The crimp terminal according to the embodiment of the present invention is a terminal that is inserted into each terminal accommodating chamber provided in the housing of the joint connector and electrically connected to the crimp terminal of another terminal accommodating chamber.

  As shown in FIG. 1, a crimp terminal 21 according to an embodiment of the present invention crimps a terminal engaging portion 22 that contacts another crimp terminal and a conductor of an electric wire 41 (see FIG. 3 and FIG. 4 described later). The conductor caulking portion 23 for caulking and the covering caulking portion 24 for caulking the sheathing of the electric wire 41 are roughly constituted.

  The terminal engaging portion 22 is formed with a first engaging portion 26 at one end 25 in the width direction Y (see FIG. 4) orthogonal to the insertion direction X into each terminal accommodating chamber 12 described later, and at the other end 27. A second engaging portion 28 that can engage with the first engaging portion 26 is formed. Details of the first engaging portion 26 and the second engaging portion 28 will be described later.

  A box portion 29 is formed at the tip of the terminal engaging portion 22. For this reason, when the crimp terminal 21 is inserted into each terminal accommodating chamber 12 (see FIGS. 3 and 4), which will be described later, the box portion 29 comes into contact with the inner wall of the terminal accommodating chamber 12 and the crimp terminal 21 moves (insertion direction X). And a direction orthogonal to the width direction Y, for example, movement in the Z direction (see FIG. 4)) is restricted.

  In addition, a bent portion 30 is formed at one end 25 of the terminal engaging portion 22 and is bent downward in the insertion direction X (see FIG. 4) into each terminal accommodating chamber 12 (see FIGS. 3 and 4). A bead 31 is formed at the other end 27. For this reason, it is possible to ensure strength against pressure in a direction orthogonal to the insertion direction X.

  The conductor crimping portion 23 and the covering crimping portion 24 are erected by bending the bottom walls 32 and 33 for positioning the core wire of the electric wire 41 (see FIGS. 3 and 4) and the bottom walls 32 and 33. Caulking pieces 34 and 35 are formed.

  Then, the crimping pieces 34 and 35 are bent, and are crimped and fixed so as to wrap around the electric wires 41 positioned on the bottom walls 32 and 33 (see FIGS. 3 and 4).

  The crimp terminal 21 is formed by bending a single metal plate having conductivity. Therefore, the terminal engaging part 22 (the first engaging part 26, the second engaging part 28, the box part 29, etc.) can be formed at the same time when the crimping pieces 34, 35 are bent.

  Next, with reference to FIG. 2, the 1st engaging part and 2nd engaging part which were formed in the terminal engaging part are demonstrated in detail. FIG. 2 is a cross-sectional view showing the connection between the crimp terminals according to the embodiment of the present invention.

  In the crimp terminal according to the embodiment of the present invention, the first engagement portion engages with the second engagement portion formed on the other crimp terminal, so that the two crimp terminals are electrically connected to each other. The

  As shown in FIG. 2, the first engaging portion 26 is a female type (a pair of elastic piece types) that obtains an electrical connection by sandwiching a second engaging portion 28 formed on another crimp terminal. Is formed.

  Further, the second engagement portion 28 is formed in a male shape (plate shape) that is electrically connected by being sandwiched between the first engagement portions 26 of other crimp terminals.

  For this reason, as shown in FIG. 2, the first engagement portion 26 elastically holds the second engagement portion 28 formed on the other crimp terminal, thereby the first engagement portion 26. Engages with the second engagement portion 28 of the other crimp terminal. The second engagement portion 28 is elastically held by the first engagement portion 26 formed on another crimp terminal. Thereby, two crimping terminals are electrically connected.

  As described above, the terminal engagement portion 22 of the crimp terminal 21 is formed with the first engagement portion 26 that functions as a female terminal on one end 25 side, and the second engagement that functions as a male terminal on the other end 27 side. A joint portion 28 is formed (see FIG. 1). For this reason, two crimp terminals can be electrically connected without using a bus bar, and the crimp terminals 21 can be connected in any number of poles continuously.

  In addition, the first engaging portion 26 has elasticity, and the crimp terminal 21 and the joint connector 1 (see FIGS. 3 and 4) in order to securely hold the second engaging portion 28 of another crimp terminal. ) Can be greatly improved in yield ratio.

  The first engaging portion 26 and the second engaging portion 28 described above are formed at different heights. Specifically, the height A of the second engagement portion 28 is formed to be about twice as high as the height B of the first engagement portion 26 (see FIG. 1).

  For this reason, when the crimp terminals are connected to each other, the lower surface of the second engagement portion 28 of the connected crimp terminal 21 is on the straight line O, and the plurality of crimp terminals 21 are connected to the straight line. That is, the connection shape between the crimp terminals is linear.

  When the height A and the height B are formed to be equal, when the crimp terminals are connected to each other, the crimp terminals are not in a linear connection shape, and each terminal accommodating chamber 12 (see FIGS. 3 and 4). It must be formed according to the connection shape.

  However, since the height A is set to about twice the height B, the connection shape between the crimp terminals is linear, so that each terminal accommodating chamber 12 can be formed linearly. (See FIGS. 3 and 4).

  Thus, according to the crimp terminal 21 described above, the first engagement portion 26 is formed at one end, and the second engagement portion 28 that can be engaged with the first engagement portion 26 at the other end. Is formed.

  For this reason, when the first engaging portion 26 engages the second engaging portion 28 of another crimp terminal, the two crimp terminals can be directly connected without using a bus bar.

  Further, since the two crimp terminals can be directly connected without using the bus bar, it is not necessary to secure a space for attaching the bus bar to the housing 11, and the joint connector 1 can be downsized.

  Furthermore, since the two crimp terminals can be directly connected without using the bus bar, the number of components for attaching the bus bar to the housing 11 is reduced, thereby reducing the process of managing the components, and the manufacturing cost. Can be lowered.

  Accordingly, it is possible to provide the crimp terminal 21 that can be reduced in size and reduced in manufacturing cost.

  Moreover, according to the crimp terminal 21 mentioned above, the 1st engaging part 26 is formed in the female type | mold, and the 2nd engaging part 28 is formed in the male type | mold. For this reason, the first engaging portion 26 sandwiches the second engaging portion 28 of the other crimp terminal, and the second engaging portion 28 is sandwiched by the first engaging portion 26 of the other crimp terminal. Thus, the two crimp terminals can be electrically and reliably connected without using the bus bar.

  Next, with reference to FIG.3 and FIG.4, the joint connector which concerns on embodiment of this invention is demonstrated. FIG. 3 is a perspective view showing the joint connector of the present invention. FIG. 4 is a perspective view showing a joint connector and a housing according to the embodiment of the present invention.

  As shown in FIGS. 3 and 4, the joint connector 1 is generally configured by a housing 11 made of a resin and formed into a box shape, and a crimp terminal 21 described with reference to FIGS. 1 and 2.

  The housing 11 includes a plurality of terminal accommodating chambers 12 into which the crimp terminals 21 to which the electric wires 41 are crimped are respectively inserted, and two terminals adjacent in the width direction Y (see FIG. 4) perpendicular to the insertion direction X of the crimp terminals 21. A partition wall 13 (see FIG. 4) for partitioning the storage chambers 12 is used.

  Each terminal accommodating chamber 12 is formed at intervals in the width direction Y (see FIG. 4) orthogonal to the insertion direction X of the crimp terminal 21. In addition, as described above, when the crimp terminals are connected to each other, a linear connection shape is formed. Therefore, each terminal accommodating chamber 12 is formed linearly in the width direction corresponding to the connection shape.

  A slit 15 is formed in the partition wall 13 along the insertion direction X (see FIG. 4) from the insertion port 14 of the crimp terminal 21. The slit 15 includes a first engagement portion 26 and a second engagement portion 28 (see FIG. 3) formed on the two crimp terminals 21 respectively inserted into the two adjacent terminal accommodating chambers 12. Located together.

  Thus, according to the joint connector 1 described above, since the slit 15 is formed in the partition wall 13 that partitions the terminal accommodating chambers 12, the two crimping ends inserted into the two adjacent terminal accommodating chambers 12, respectively. They can be connected directly.

  Further, the crimp terminals can be directly connected to each other by inserting the crimp terminals 21 into the respective terminal accommodating chambers 12 from the insertion port 14. Further, the first engaging portion 26 can be inserted into the terminal accommodating chamber 12 even when engaged with the second engaging portion 28 of another crimp terminal.

  Next, a crimp terminal according to another embodiment of the present invention will be described in detail with reference to FIGS. 5 to 8 are views showing crimp terminals according to other embodiments of the present invention.

  In addition, since the crimp terminal and joint connector which concern on other embodiment have the structure etc. substantially the same as the crimp terminal and joint connector which concern on embodiment of this invention, description shall be abbreviate | omitted regarding the same structure. . Moreover, the same code | symbol is attached | subjected and demonstrated to the component similar to the crimp terminal which concerns on embodiment.

  The first engaging portions 56, 66, 76, 86 of the crimp terminals 51, 61, 71, 81 shown in FIG. 5 to FIG. It is formed into a female mold that obtains electrical connection by sandwiching the joint portion 28.

  As shown in FIGS. 5A and 5B, the crimp terminal 51 according to another embodiment of the present invention is connected to the conductor crimping portion 23 and the covering crimping portion 24 from the terminal engagement portion 22 (see FIG. 5B). 1), the first engaging portion 56 is formed by bending the first plate-like piece 42 extended.

  As shown in FIG. 5B, the first plate-like piece 42 is formed with a first recess 43 substantially at the center by bending.

  Then, the second engaging portion 28 formed on the other crimp terminal is elastically sandwiched between the first plate-like piece 42 and the first concave portion 43 and the terminal engaging portion 22. The first engagement portion 56 engages with the second engagement portion 28 of another crimp terminal.

  As shown in FIG. 5B, the crimp terminal 51 shown in FIG. 5 has the first engaging portion 56 formed on the conductor crimping portion 23 and the covering crimping portion 24 side (see FIG. 1). When inserting the crimp terminal 51 into each terminal accommodating chamber 12, it inserts in each terminal accommodating chamber 12 in the state connected with the other crimp terminal.

  As shown in FIGS. 6A and 6B, the crimp terminal 61 according to another embodiment of the present invention is connected to the conductor crimping portion 23 and the covering crimping portion 24 from the terminal engagement portion 22 (see FIG. 6). The first engagement portion 66 is formed by bending the second plate-like piece 44 extending on the side opposite to the reference 1).

  As shown in FIG. 6B, the second plate-like piece 44 has substantially the same shape as the first plate-like piece 42, and a second recess 45 is formed in the approximate center by bending. .

  Then, the second engagement portion 28 formed on another crimp terminal is elastically sandwiched between the second plate-shaped piece 44 and the second recess 45 and the terminal engagement portion 22. The first engaging portion 66 engages with the second engaging portion 28 of the other crimp terminal.

  As shown in FIGS. 7A and 7B, a crimp terminal 71 according to another embodiment of the present invention has a third plate-like piece 47 by a U-shaped cut 46 in the terminal engaging portion 22. The first engaging portion 76 is formed by bending the third plate-like piece 47 toward the one end 25 in the width direction.

  As shown in FIG. 7B, the third plate-like piece 47 is formed with a first protrusion 48 that protrudes toward the terminal engaging portion 22.

  Then, the second engagement portion 28 formed on the other crimp terminal is elastically sandwiched between the third plate-like piece 47 and the first projection 48 and the terminal engagement portion 22. Thus, the first engaging portion 76 is engaged with the second engaging portion 28 of another crimp terminal.

  As shown in FIG. 8A and FIG. 8B, a crimp terminal 81 according to another embodiment of the present invention has one end of the fourth plate-like piece 49 on the terminal engaging portion 22 and a spring material 50a. The first engaging portion 86 is formed by welding.

  As shown in FIG. 8B, a second protrusion 50b protruding toward the terminal engaging portion 22 is formed on the fourth plate-like piece 49 (the other side where the spring member 50a is not welded). ing.

  And it forms in the other crimp terminal between the 4th plate-shaped piece 49 (the other side to which the spring material 50a is not welded, one end 25 side), the 2nd protrusion 50b, and the terminal engaging part 22. The first engagement portion 86 is engaged with the second engagement portion 28 of the other crimp terminal by elastically holding the second engagement portion 28 thus formed.

  The crimp terminals 61, 71, 81 shown in FIG. 6 to FIG. 8 have first engaging portions 66, 76, 86 is formed. For this reason, the crimp terminals can be directly connected by inserting the crimp terminals 61, 71, 81 into the respective terminal accommodating chambers 12 (see FIGS. 3 and 4).

  Further, the first engaging portions 66, 76, 86 may be inserted into the terminal accommodating chamber 12 (see FIGS. 3 and 4) in a state of being engaged with the second engaging portion 28 of another crimp terminal. Is possible.

  Furthermore, the crimp terminals 51, 61, 71 shown in FIGS. 5 to 7 are formed by bending a single metal plate having conductivity. Therefore, when the crimping pieces 34 and 35 are bent, the first plate-like piece 42, the second plate-like piece 44, and the third plate-like piece 47 can be bent at the same time.

  In this way, the crimp terminals 21, 51, 61, 71, 81 according to the embodiment of the present invention are inserted into the respective terminal accommodating chambers 12 provided in the housing 11 of the joint connector 1, and the other terminal accommodating chambers 12 are inserted. A first engagement portion 26 at one end 25 in a direction Y perpendicular to the insertion direction X into the terminal accommodating chamber 12, which is a crimp terminal 21, 51, 61, 71, 81 electrically connected to the crimp terminal. 56, 66, 76, and 86 are formed, and the second engagement portion 28 that can be engaged with the first engagement portions 26, 56, 66, 76, and 86 is formed at the other end 27. The joint portions 26, 56, 66, 76, 86 are engaged with the second engagement portions 28 of the other crimp terminals, so that the two crimp terminals are electrically connected to each other.

  Further, the crimp terminals 21, 51, 61, 71, 81 according to the embodiment of the present invention are the first engagement portions 26, 56, 66, 76, 86, and the second engagement portions of the other crimp terminals. The second engagement portion 28 is sandwiched between the first engagement portions 26, 56, 66, 76, 86 of the other crimp terminals. Thus, it is formed in a male shape to obtain electrical connection.

  Furthermore, the joint connector 1 according to the embodiment of the present invention has a partition wall 13 that partitions between the two terminal accommodating chambers 12 adjacent in the width direction Y orthogonal to the insertion direction X of the crimp terminals 21, 51, 61, 71, 81. In addition, a slit 15 is formed along the insertion direction X from the insertion port 14 of the crimp terminal 21, 51, 61, 71, 81. The slit 15 is inserted into the two adjacent terminal accommodating chambers 12 respectively. The first engaging portions 26, 56, 66, 76, 86 formed on the two crimp terminals and the second engaging portion 28 are engaged and positioned.

  And according to the crimp terminal 21,51,61,7,81 which concerns on embodiment of this invention, the 1st engaging part 26,56,66,76,86 is formed in one end, and the 1st is formed in the other end. A second engaging portion 28 that can be engaged with the engaging portions 26, 56, 66, 76, 86 is formed. Therefore, the first engagement portions 26, 56, 66, 76, 86 engage the second engagement portions 28 of the other crimp terminals, so that the two crimp terminals can be connected to each other without using a bus bar. Can be connected directly.

  Further, since the two crimp terminals can be directly connected without using the bus bar, it is not necessary to secure a space for attaching the bus bar to the housing 11, and the joint connector 1 can be downsized.

  Furthermore, since the two crimp terminals can be directly connected without using the bus bar, the number of components for attaching the bus bar to the housing 11 is reduced, thereby reducing the process of managing the components, and the manufacturing cost. Can be lowered.

  Therefore, the crimp terminals 21, 51, 61, 71, 81 that can be reduced in size and reduced in manufacturing cost can be provided.

  In addition, according to the crimp terminals 21, 51, 61, 71, 81 according to the embodiment of the present invention, the first engaging portions 26, 56, 66, 76, 86 are formed in a female shape, and the second engagement portion. The joint portion 28 is formed in a male shape. Therefore, the first engaging portions 26, 56, 66, 76, 86 sandwich the second engaging portion 28 of the other crimp terminal, and the second engaging portion 28 is the first of the other crimp terminal. By being sandwiched between the engaging portions 26, 56, 66, 76 and 86, the two crimp terminals can be electrically connected reliably without using a bus bar.

  Furthermore, according to the joint connector 1 which concerns on embodiment of this invention, since the slit 15 is formed in the partition wall 13 which partitions off between the terminal accommodating chambers 12, two inserted into the two adjacent terminal accommodating chambers 12 respectively. The joint connector 1 which does not require a bus bar can be realized by directly connecting the crimp ends.

  Therefore, it is possible to provide the joint connector 1 that can be reduced in size and reduced in manufacturing cost.

  As mentioned above, although the crimp terminal and joint connector of the present invention have been described based on the illustrated embodiment, the present invention is not limited to this, and the configuration of each part is an arbitrary configuration having the same function. Can be replaced.

  For example, the first engagement portion of the crimp terminal according to the present invention is the first engagement portion of the crimp terminals 21, 51, 61, 71, 81 shown in the embodiments of the present invention and the other embodiments described above. The shape is not limited to 26, 56, 66, 76, 86, and can be appropriately changed as long as the second engaging portion 28 is sandwiched.

  The present invention is extremely useful in reducing the size of the joint connector and reducing the manufacturing cost by reducing the number of components.

DESCRIPTION OF SYMBOLS 1 Joint connector 11 Housing 12 Terminal accommodating chamber 13 Partition wall 14 Insertion slot 15 Slit 21 Crimp terminal 22 Terminal engaging part 23 Conductor caulking part 24 Covering caulking part 26 First engaging part 28 Second engaging part 41 Electric wire 51 Crimp terminal (other embodiment)
56 1st engaging part (other embodiment)
61 Crimp terminal (other embodiment)
66 1st engaging part (other embodiment)
71 Crimping terminal (other embodiments)
76 1st engaging part (other embodiment)
81 Crimp terminal (other embodiments)
86 1st engaging part (other embodiment)

Claims (3)

A crimp terminal that is inserted into each terminal accommodating chamber provided in the housing of the joint connector and electrically connected to a crimp terminal of another terminal accommodating chamber,
In the terminal engagement portion where the other terminal contacts the crimp terminal, on the tip side of the conductor crimp portion to which the core wire of the crimp terminal is crimped in the insertion direction to the terminal accommodating chamber, the insertion direction A first engagement portion is formed at one end in the orthogonal direction, a second engagement portion engageable with the first engagement portion is formed at the other end, and the first engagement portion is The two crimp terminals are electrically connected to each other by engaging with the second engagement part by relative movement of the other crimp terminal with respect to the second engagement part in the insertion direction. Crimp terminal. The crimp terminal according to claim 1,
The first engagement portion is formed into a female mold that obtains an electrical connection by sandwiching the second engagement portion of another crimp terminal, and the second engagement portion is another crimp terminal. The crimp terminal is formed in a male shape to obtain electrical connection by being sandwiched between the first engaging portions. A joint connector comprising: the crimp terminal according to claim 1 or claim 2; and a housing having a plurality of terminal accommodating chambers into which the crimp terminals are respectively inserted.
A slit is formed along the insertion direction from the insertion port of the crimp terminal on the partition wall that partitions between two terminal accommodating chambers adjacent in the width direction orthogonal to the insertion direction of the crimp terminal,
In the slit, the first engagement portion and the second engagement portion formed in two crimp terminals respectively inserted into two adjacent terminal accommodating chambers are engaged and positioned. And joint connector.

Images