JP2010108620A - Connector and connector structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a thin and compact connector and a connector structure that removably connect a terminal of a substrate or the like with a terminal, which is electrically connected with a conductor, without falling off. <P>SOLUTION: The connector includes the terminal in which a terminal group, which has a protruded connection part to be electrically connected with a substrate on its tip end and in which a plurality of terminals provided with at least box part and a stabilizer part are arranged in parallel in a horizontal direction, are arranged up and down with the protruded connection parts facing with each other perpendicularly, and a connector housing part which has a substrate-receiving hollow part into which part of the substrate is mounted at nearly central part of its one end and terminals receiving hollow part which pinches the substrate-receiving hollow part and into which the terminal groups are mounted facing with each other up and down at the other end and which has a gap at a central lower part. The protruded connection parts corresponding to the terminal group mounted into the terminals receiving hollow part are made to pinch the substrate mounted into the substrate-receiving hollow part up and down for electrical connection. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to an electrical connector having a primary locking and a secondary locking for locking a plurality of terminals to a connector housing, and particularly holding a part of a mounted board or the like so as to be sandwiched from above and below, The present invention relates to an electrical connector in which a substrate and a terminal connected to a conductor are electrically connected.

  An electrical connector in which a board and a terminal connected to a conductor are electrically connected includes, for example, one intermediate wall provided in a horizontal direction between an upper wall and a lower wall, and a plurality of vertical connectors provided in a vertical direction. A plurality of terminal receiving cavities that are partitioned vertically and horizontally by a partition wall and partitioned in a lattice shape are formed in two or more stages. A terminal electrically connected to the conductor is accommodated in each of the plurality of terminal receiving cavities partitioned in a lattice shape.

  In the electrical connector, the terminal mounted in the terminal receiving cavity is locked by primary locking in which a flexible locking portion is integrally formed in the terminal receiving cavity of the connector housing. Prevents falling out. Further, a terminal locking tool which is a separate part is combined with the connector housing as a secondary locking, and a flexible locking portion as a primary locking and a terminal locking tool as a secondary locking. Double locking ensures that the terminal is prevented from falling out of the terminal receiving cavity (see JP-A-11-204185).

Further, as another form of the electrical connector, a card edge terminal to which the board is electrically connected is used. For example, the card edge terminal includes a crimping part that crimps the electrical wiring, a clamping part that sandwiches the substrate, and a box part that connects the crimping part and the clamping part. The crimping portion includes a portion for crimping the conductor portion of the electrical wiring and a portion for crimping the coating portion of the electrical wiring. The sandwiching portion includes a spring portion that urges the power supply pattern on the front and back surfaces of the substrate and electrically connects the substrate, and a fixing portion that supports the substrate that is urged by the spring portion. Accordingly, when the board is inserted into the holding portion of the card edge terminal, the spring portion is electrically connected to the power supply pattern, whereby the power supply pattern and the crimped electrical wiring are electrically connected. (Refer to Unexamined-Japanese-Patent No. 2006-164757).
JP-A-11-204185 JP 2006-164757 A

  In the electrical connector disclosed in Japanese Patent Laid-Open No. 11-204185, a terminal receiving cavity is provided at one end, and a mating terminal is inserted into the other end (front end) of each terminal receiving cavity. Has a small receiving mouth to be. Therefore, it cannot cope with connection to a terminal portion such as a substrate. The connector disclosed in Japanese Patent Laid-Open No. 2006-164757 is suitable for connection to a terminal portion such as a board, but individual card edge terminals are mounted in through holes provided in the connector housing. That is, each card edge terminal includes a member for sandwiching the substrate. Therefore, in order to electrically connect to both surfaces of the terminal portion such as the substrate, another through hole and a card edge terminal are required, which increases the size of the connector housing.

  Accordingly, an object of the present invention is to provide a connector and a connector structure that are thin and compact and can be detachably connected to a terminal portion such as a substrate and a terminal electrically connected to a conductor without falling off. There is to do.

  In order to solve the above-mentioned problems, a plurality of terminals are provided in parallel in the horizontal direction, with a projecting connection part electrically connected to the board sandwiching a board receiving cavity provided at the front end of the connector housing. When the arranged terminal groups are arranged vertically so that the projecting connection portions face each other, the terminal portions of the substrate and the terminals connected to the conductors can be electrically connected.

  Further, when the secondary locking member is inserted from the central lower end of the connector housing, the upper locking portion of the secondary locking member comes into contact with a predetermined portion of the upper terminal, and at the same time, the lower locking portion of the secondary locking member. Is in contact with a portion different from the upper side of the lower terminal, so that the terminal does not fall out of the connector housing.

According to a first aspect of the connector of the present invention, a terminal group is provided with a protruding connection portion electrically connected to a substrate at a tip portion, and a plurality of terminals each having at least a box portion and a stabilizer portion arranged in parallel in the horizontal direction. However, a terminal portion that is vertically arranged so that the protruding connection portions face each other, and
A substrate receiving cavity portion in which a part of the substrate is mounted at a substantially central portion of one end portion,
A connector housing portion having a plurality of terminal receiving cavities, with the terminal group sandwiched between the board receiving cavities at the other end, and mounted on the upper and lower sides facing each other, and a gap portion at the center lower portion; With
The board mounted in the board receiving cavity is electrically connected so that the protruding connection portions of the corresponding terminals of the terminal group mounted in the terminal receiving cavity are sandwiched from above and below. It is a connector.

  According to a second aspect of the connector of the present invention, the protruding connection portion of the terminal portion includes an elastic contact portion and sandwiches the substrate.

  According to a third aspect of the connector of the present invention, the housing includes a primary locking portion that locks each terminal of the terminal group mounted in the terminal receiving cavity.

  The 4th aspect of the connector of this invention is a connector provided with the jig | tool receiving port provided in the vicinity of the said board | substrate reception cavity part of the said housing, and canceling | releasing the latching of the said primary latching | locking part.

  According to a fifth aspect of the connector of the present invention, the connector is attached to the gap, and is in contact with each of the box portions of the terminals of one terminal group and each of the stabilizer portions of the terminals of the other terminal group, The connector includes a secondary locking member having a portion for locking the terminal to the connector housing.

  According to a sixth aspect of the connector of the present invention, the secondary locking member is composed of a plurality of plate-like objects extending in a direction orthogonal to the terminal insertion direction, and the plate-like object is an individual of the terminal group. An upper locking portion corresponding to the box portion of the terminals of the terminal group located above the terminal group, and a lower locking corresponding to the stabilizer of the terminals of the terminal group positioned below It is the connector provided with the part.

  According to a seventh aspect of the connector of the present invention, the secondary locking member is moved upward in the vertical direction from the state where the secondary locking member is temporarily inserted into the gap at the lower center of the housing. In the inserted state, the upper locking portion locks the box portion of the terminal of the terminal group positioned above, and the lower locking portion engages the stabilizer of the terminal of the terminal group positioned below. It is a connector that stops.

  According to an eighth aspect of the connector of the present invention, in order to fix the secondary locking member to the housing, both side portions of the secondary locking member are provided with other locking portions that are locked to the housing. It is a connector provided.

  A first aspect of the connector structure according to the present invention is a connector structure including an adapter attached to a part of a board to be electrically connected to which the connector described above is attached.

  A second aspect of the connector structure according to the present invention is a connector structure including at least one pair of ribs formed vertically inside so that the adapter sandwiches a part of the substrate.

  A third aspect of the connector structure according to the present invention is a connector structure in which the ribs of the adapter are fitted into corresponding positioning guide grooves provided in the housing.

A first aspect of the connector assembling method according to the present invention is a board receiving cavity part to which a part of a board is mounted, a terminal group sandwiching the board receiving cavity part, and a group of terminals facing each other and mounted vertically. A secondary locking member is temporarily inserted into the receiving cavity and the gap of the connector housing provided with a gap provided at the center lower part,
With the secondary locking member temporarily inserted into the gap, the terminal group is mounted in the terminal receiving cavity of the housing,
In the connector assembling method, the secondary locking member is moved upward in the vertical direction, and the secondary locking member is attached to the connector housing portion.

  According to a second aspect of the connector assembly method of the present invention, the upper locking portion is moved by moving the secondary locking member having the upper locking portion and the lower locking portion upward in the vertical direction. In this connector assembly method, the box portion of the terminal of the terminal group positioned above is locked, and the lower locking portion locks the stabilizer of the terminal of the terminal group positioned below.

  According to the present invention, the substrate receiving cavity portion in which a part of the substrate is mounted is provided at a substantially central portion of one end portion, the substrate receiving cavity portion is sandwiched at the other end portion, and the terminal groups face each other. Since the connector housing portion having a plurality of terminal receiving cavities mounted on the upper and lower sides is provided, the terminal portion such as the substrate and the terminal connected to the conductor can be electrically connected. The terminal includes a protruding connection portion that is electrically connected to the substrate at the tip portion, and the protruding connection portion of the terminal portion includes an elastic contact portion and sandwiches the substrate. Electrical connection between the terminal and the substrate can be facilitated.

  Further, when a secondary locking member having an upper locking portion and a lower locking portion having different shapes is inserted from the central lower end portion of the connector housing, the upper locking portion of the secondary locking member is a predetermined portion of the upper terminal. At the same time, the lower locking portion of the secondary locking member contacts a portion different from the upper side of the lower terminal, so that the terminal does not fall out of the connector housing.

The connector and connector structure of the present invention will be described with reference to the drawings.
One aspect of the connector of the present invention includes a terminal portion and a connector housing. The terminal portion is provided with a protruding connection portion electrically connected to the substrate at the tip portion, and a terminal group in which a plurality of terminals having at least a box portion and a stabilizer portion are arranged in parallel in the horizontal direction is formed by the protruding connection portion. It is vertically arranged so as to face each other.

  The connector housing has a board receiving cavity part in which a part of the board is mounted substantially at the center of one end part, and the other end part sandwiches the board receiving cavity part, and the terminal groups face each other up and down. And a plurality of terminal receiving cavities, and a gap at the lower center. In one aspect of the present invention, the connector is electrically connected so that the board mounted in the board receiving cavity is sandwiched from above and below by the protruding connection portions of the corresponding terminals of the terminal group mounted in the terminal receiving cavity. Connected.

  In another aspect of the present invention, the terminal is attached to the gap portion and abuts against each box portion of the terminal of one terminal group and each stabilizer portion of the terminal of the other terminal group, and the terminal is connected to the connector housing. The secondary locking member which has the site | part locked in is provided.

  FIG. 1 is a perspective view showing a state in which components constituting the connector of the present invention are viewed from the board side. FIG. 2 is a perspective view showing a state in which components constituting the connector of the present invention are viewed from the terminal side. As shown in FIGS. 1 and 2, the connector 1 of the present invention includes a terminal portion 2, a connector housing 3, and a secondary locking member 4. That is, the terminal portion 2 is formed by arranging a terminal group in which a plurality of terminals are arranged in parallel in the horizontal direction and arranged vertically in the vertical direction.

  The connector housing 3 includes a board receiving cavity part in which a part of the board is mounted at a substantially central part of one end part, the board receiving cavity part is sandwiched at the other end part, and the terminal group 2 faces each other. And a plurality of terminal receiving cavities that are mounted on the top and bottom, and a gap at the center lower part. The secondary locking member is mounted in the gap portion of the connector housing 3 and abuts against the respective box portions of the terminals of one terminal group and the respective stabilizer portions of the terminals of the other terminal group, thereby connecting the terminals to the connector. It has the site | part latched to a housing.

  FIG. 3 is a diagram illustrating the terminals of the terminal portion. 3A is a perspective view of the terminal, FIG. 3B is a side view of the terminal, and FIG. 3C is a longitudinal sectional view of the terminal. As shown in FIGS. 3 (a) to 3 (c), each terminal 5 is a conductor fixing portion for mechanically caulking and fixing, for example, a covering portion of a conductor to one end portion (that is, the rear end portion). 9 and a conductor connecting portion 10 that is caulked and electrically connected to the conductor. The terminal 5 includes a projecting connection portion 6 that is electrically connected to a substrate that is a counterpart terminal at the other end portion (that is, the tip end portion).

  The projecting connection portion 6 sandwiches the substrate together with the projecting connection portions of other corresponding terminals, which will be described later, and holds the fixed state by the elastic contact portion. Further, the terminal 5 has a stabilizer portion 7 for insertion guide into the connector housing, which will be described later, on the one side (lower side in FIG. 3) of the central portion (that is, the position corresponding to the secondary locking member 4). The box portion 8 is provided on the side (upper side in FIG. 3).

  A plurality of the above-described terminals 5 are arranged in parallel in the horizontal direction with the above-described protruding connection portions provided on the same side to form a terminal group 11 (see FIGS. 1 and 2). The terminal groups 11 and 11 formed in this way are arranged vertically in the vertical direction so that the protruding connection portions 6 of the terminals face each other, thereby forming the terminal portion 2 (see FIGS. 1 and 2).

  FIG. 4 is a diagram illustrating the connector housing. 4A is a perspective view of the connector housing as viewed from the terminal side, and FIG. 4B is a perspective view of the connector housing as viewed from the board side. As shown in FIGS. 4A and 4B, in the connector housing 3 of this aspect, the terminal receiving cavities 12-1 and 12-2 in which the terminals 5 described with reference to FIG. 3 are accommodated. Is formed over the entire length of the connector housing along the long axis direction of the connector housing 3. That is, the protruding connection portion 6 of the terminal 5 is accommodated in the terminal receiving cavity 12-1 in which the upper terminal group 11 is accommodated in a state of facing downward. In the terminal receiving cavity 12-2 in which the lower terminal group 11 is accommodated, the protruding connection part 6 of the terminal 5 is accommodated in a state of facing upward.

  As shown in FIG. 4A, the terminal receiving cavities 12-1 and 12-2 are substantially rectangular in cross section and have a shape generally corresponding to the cross section of the terminal. A concave portion corresponding to the stabilizer portion 7 for guiding the insertion of the terminal 5 is formed on the upper wall surface of the terminal receiving cavity portion 12-1, and the insertion of the terminal 5 is guided on the bottom surface of the terminal receiving cavity portion 12-2. A concave portion corresponding to the stabilizer portion 7 is formed. As described above, the terminal receiving cavities 12-1 and 12-2 are formed such that the terminal groups 11 and 11 are arranged vertically in the vertical direction so that the protruding connection portions 6 of the terminals face each other. .

  As shown in FIG. 4B, a board receiving cavity portion 13 to which a terminal portion of a board, which is a mating terminal, is mounted is provided at the board side end located on the opposite side of the terminal side of the connector housing 3. I have. The upper and lower portions of the board receiving cavity 13 are provided with a plurality of jig receiving ports 15 arranged in parallel to release primary locking of the terminals 5 to the connector housing 3. The jig receiving port 15 is located at a portion that substantially corresponds to the tip of each terminal 5.

  As shown in FIG. 4A and FIG. 4B, a gap portion 14 is provided at the center lower portion of the connector housing. The gap 14 is sized to fit a secondary locking member described later. The gap portion 14 is in contact with each box portion 8 of the terminal 5 of the terminal group 11 mounted on the upper side and each stabilizer portion 7 of the terminal 5 of the terminal group 11 mounted on the lower side, so that the terminal 5 Is attached to the connector housing 3.

  FIG. 5 is a diagram illustrating the secondary locking member. 5A is a plan view of the secondary locking member, FIG. 5B is a front view of the secondary locking member, and FIGS. 5C and 5D are views of the secondary locking member. FIG. 5 (e) is a side view, FIG. 5 (e) is a rear view of the secondary locking member, FIG. 5 (f) is an AA sectional view in FIG. 5 (b), and FIG. It is BB sectional drawing in.

  As described above, the secondary locking member 4 is mounted in the gap portion 14 of the connector housing 3, and the box portions 8 of the terminals 5 of the terminal group 11 mounted on the upper side and the terminals mounted on the lower side. A portion (upper locking portion 16, lower locking portion 17) that contacts the respective stabilizer portions 7 of the terminals 5 of the group 11 and locks the terminals 5 to the connector housing 3 is provided. Further, the protrusions 22 of the side surface portions 20 and 21 shown in FIGS. 5C and 5D are fitted to the side surface portion of the connector housing, and the secondary locking member 4 is fixed to the connector housing. .

  As shown in FIGS. 5 (a), 5 (b) and 5 (f), the secondary locking member comes into contact with the respective box portions 8 of the terminals 5 of the terminal group 11 mounted on the upper side. The upper locking portion 16 that restricts the backward movement of the box portion, and the lower locking portion 17 that abuts on the respective stabilizer portions 7 of the terminals 5 of the terminal group 11 mounted below to restrict the backward movement of the stabilizer portion. Are provided vertically in the vertical direction.

  As shown in FIG. 5 (g), the upper locking portion 16 has a portion in which one top portion protrudes upward and comes into contact with the box portion 8 in this mode. The relative positions of the upper locking portion 16 and the lower locking portion 17 correspond to the positions of the box portion and the stabilizer portion of the upper and lower terminals arranged to face each other. In addition, as shown in FIG.5 (b) and FIG.5 (g), between the upper latching | locking part 16 and the lower latching | locking part 17, the space part 18 by which a terminal is penetrated is provided.

The locked state of the secondary locking member will be described with reference to FIG.
FIG. 6 is a partially enlarged cross-sectional view for explaining the locked state of the secondary locking member. Fig.6 (a) is a front view of the connector housing seen from the terminal side. FIG. 6B is a cross-sectional view taken along the line AA in FIG. 6A and is a partially enlarged cross-sectional view showing a state where the secondary locking member is not in contact with the terminal (that is, not locked). . FIG.6 (c) is AA sectional drawing in Fig.6 (a), and is a partial expanded sectional view which shows that a secondary latching member is inserted and it exists in a latching state. 6D is a cross-sectional view taken along the line BB in FIG. 6A, and is a partially enlarged cross-sectional view showing a state where the secondary locking member is not in contact with the terminal (that is, not locked). . FIG.6 (e) is the BB sectional drawing in Fig.6 (a), and is a partial expanded sectional view which shows that a secondary latching member is inserted and it exists in the latching state.

  FIG.6 (f) is CC sectional drawing in Fig.6 (a), and is a partial expanded sectional view which shows the state which the both-sides edge part of a secondary locking member is not latching to a connector housing. FIG. 6E is a cross-sectional view taken along the line C-C in FIG. 6A, and is a D-part enlarged cross-sectional view showing a state in which both end portions of the secondary locking member are locked to the connector housing. FIG. 6H is a partially enlarged cross-sectional view of the upper locking portion 16 of the secondary locking member in the locked state indicated by D surrounded by ◯ shown in FIG. 6C. FIG. 6 (i) is a partially enlarged cross-sectional view of the lower locking portion 17 of the secondary locking member in the locked state indicated by E surrounded by ○ shown in FIG. 6 (ce).

  As shown in FIG. 6B, the terminals 5 are arranged in the terminal receiving cavities 12-1 and 12-2 formed in the connector housing 3 so that the protruding connection parts 6 face each other. . The protruding connection portion 6 is fixed and electrically connected so as to sandwich the terminal portion of the board mounted in the board receiving cavity 13 provided in the connector housing. A primary locking portion 23 provided inside the connector housing 3, which is located on the opposite side of the protruding connection portion 6 of the terminal 5 arranged facing each other, fixes the base portion 24 of the protruding connection portion 6. Then, the terminal 5 is primarily locked in the connector housing. As described with reference to FIG. 4B, the jig receiving port 15 for releasing the above-described primary locking is provided at the upper and lower portions of the substrate receiving cavity 13.

  The state shown in FIG. 6B is a state in which the secondary locking member 4 is temporarily inserted into the gap portion 14 provided in the lower center portion of the connector housing 3. Each terminal of the terminal group 11 located below is inserted into the space 18 of the secondary locking member 4 described with reference to FIG. The upper locking portion 16 of the secondary locking member is located in the gap portion 14 of the wall surface portion that partitions between the terminal receiving cavities 12-1 and 12-2 of the connector housing 3. Accordingly, in this state, the upper locking portion 16 of the secondary locking member is not in contact with the target portion.

  Similarly, a part of the lower locking portion 17 of the secondary locking member is located outside the connector housing, and the upper end portion is positioned in the gap portion of the bottom wall portion of the connector housing. Therefore, in this state, the lower locking portion 17 of the secondary locking member is not in contact with the target portion. As described above, in a state where the secondary locking member is temporarily inserted into the gap portion, the terminal attached in the connector housing is only locked and fixed by the primary locking portion.

  The state shown in FIG. 6C is a state in which the secondary locking member 4 is completely inserted into the gap portion 14 provided in the lower center portion of the connector housing 3. The secondary locking member moves from a state of being temporarily inserted into the gap portion 14 shown in FIG. 6B to a state of being completely inserted into the gap portion 14 shown in FIG. At this time, as shown in an enlarged view in FIG. 6 (h), the upper locking portion 16 of the secondary locking member is a wall surface portion that partitions between the terminal receiving cavities 12-1 and 12-2 of the connector housing 3. It moves upward from the position in the gap portion 14 and comes into contact with the rear end portion of the box portion 8 of the terminal located on the upper side. Accordingly, the backward movement of the upper terminal is restricted.

At the same time, as shown in FIG. 6 (i), the lower locking portion 17 of the secondary locking member is partially located outside the connector housing 3, and the upper end portion is in the gap portion of the bottom wall portion of the connector housing 3. It moves upward from the position located in the position and contacts the stabilizer portion 7 of the terminal located on the lower side. Therefore, the lower terminal is restricted from moving backward.
In this way, each terminal 5 of the two terminal groups 11 in which the projecting connection portions 6 provided on the side surfaces are arranged so as to face each other is brought into contact with different locations by one secondary locking member 4. Regulate the reverse of each terminal.

  The same situation as described above also occurs in FIGS. 6 (d) and 6 (e). As shown in FIGS. 6D and 6E, the terminal portion of the board mounted in the board receiving cavity 13 of the connector housing 3 has a concave portion corresponding to the convex portion of the protruding connection portion 6. By providing, the convex part of the projecting connection part 6 is closely fitted into the corresponding concave part of the terminal part of the substrate, and this forms the locking part by itself.

  As described above, the upper locking portion 16 and the lower locking portion 17 of the secondary locking member 4 are locked and fixed to the box portion 8 and the stabilizer portion 7 of the terminal. Further, both end portions of the secondary locking member 4 are fixed to the connector housing 3. That is, as shown in FIG. 6 (f), in a state where the secondary locking member 4 is temporarily inserted into the gap portion of the connector housing 3, the protruding portion 22 of the side surface portion 20 is fitted into the side surface portion of the connector housing 3. It is in a state that is not matched. From this state, the secondary locking member 4 moves to a state where it is completely inserted into the gap portion of the connector housing 3. That is, the protrusion 22 of the side surface 20 is fitted to the corresponding protrusion of the side of the connector housing 3, and the secondary locking member 4 is fixed to the connector housing 3.

  FIG. 7 is an exploded view for explaining one embodiment of the connector structure of the present invention. The connector structure 30 includes the connector 1 described with reference to FIGS. 1 to 6 and an adapter 27 that is attached to a part of the substrate 25 and electrically connects the connector 1 to the terminal portion 26 of the substrate. Yes. The adapter 27 has a shape corresponding to the connector 1 and is fitted to the connector 1 so as to cover the outer periphery of the connector 1 over the entire circumference. A groove portion 28 is formed in the vicinity of the terminal portion 26 of the substrate 25, and the side wall portion 29 of the adapter 27 is attached to the corresponding groove portion 28. An ear portion 30 is provided on the outer peripheral surface of the side wall portion 29 of the adapter 27, and the adapter 27 placed on the substrate is positioned. The board | substrate 25 and the adapter 27 are couple | bonded by the screw etc., for example.

  FIG. 8 is a perspective view showing an adapter in which a side wall portion is attached and fixed to a groove portion formed in the vicinity of the terminal portion of the substrate 25. A rib 31 for correcting the posture of the substrate formed in the vertical direction is provided on the inner wall portion of the adapter 27. The rib 31 has a structure in which the mounted adapter 27 supports the substrate by sandwiching the substrate from above and below. Further, the rib 31 may be utilized to form the guide groove portion 32 corresponding to the outer peripheral portion of the connector housing 3. As a result, the relative position of the connector housing 3 with respect to the substrate 25 can be fixed.

  According to the present invention, it is possible to provide a connector and a connector structure that are thin and compact, and can be detachably connected to a terminal portion such as a substrate and a terminal electrically connected to a conductor without falling off. it can.

FIG. 1 is a perspective view showing a state in which components constituting the connector of the present invention are viewed from the board side. FIG. 2 is a perspective view showing a state in which components constituting the connector of the present invention are viewed from the terminal side. FIG. 3 is a diagram illustrating the terminals of the terminal portion. 3A is a perspective view of the terminal, FIG. 3B is a side view of the terminal, and FIG. 3C is a longitudinal sectional view of the terminal. FIG. 4 is a diagram illustrating the connector housing. 4A is a perspective view of the connector housing as viewed from the terminal side, and FIG. 4B is a perspective view of the connector housing as viewed from the board side. FIG. 5 is a diagram illustrating the secondary locking member. 5A is a plan view of the secondary locking member, FIG. 5B is a front view of the secondary locking member, and FIGS. 5C and 5D are views of the secondary locking member. FIG. 5 (e) is a side view, FIG. 5 (e) is a rear view of the secondary locking member, FIG. 5 (f) is an AA sectional view in FIG. 5 (b), and FIG. It is BB sectional drawing in. FIG. 6 is a partially enlarged cross-sectional view for explaining the locked state of the secondary locking member. FIG. 7 is an exploded view for explaining one embodiment of the connector structure of the present invention. FIG. 8 is a perspective view showing an adapter in which a side wall portion is attached and fixed to a groove portion formed in the vicinity of the terminal portion of the substrate 25.

Explanation of symbols

1 Connector
2 Terminal portion 3 Connector housing 4 Secondary locking member 5 Terminal 6 Protruding connection portion 7 Stabilizer portion 8 Box portion 9 Conductor fixing portion 10 Conductor connection portion 11 Terminal group 12 Terminal receiving cavity portion 13 Substrate receiving cavity portion 14 Gap portion 15 Jig receiving port 16 Upper locking portion 17 Lower locking portion 18 Space portion 23 Primary locking portion 25 Board 26 Board terminal portion 27 Adapter

Claims (13)

A projecting connection part electrically connected to the substrate is provided at the tip part, and a terminal group in which a plurality of terminals provided with at least a box part and a stabilizer part are arranged in parallel in the horizontal direction so that the projecting connection part faces each other. A terminal portion arranged vertically in the vertical direction;
A substrate receiving cavity portion in which a part of the substrate is mounted at a substantially central portion of one end portion,
A connector housing portion having a plurality of terminal receiving cavities, with the terminal group sandwiched between the board receiving cavities at the other end, and mounted on the upper and lower sides facing each other, and a gap portion at the center lower portion; With
The board mounted in the board receiving cavity is electrically connected so that the protruding connection portions of the corresponding terminals of the terminal group mounted in the terminal receiving cavity are sandwiched from above and below. connector.   The connector according to claim 1, wherein the protruding connection portion of the terminal portion includes an elastic contact portion and sandwiches the substrate.   The connector according to claim 1, wherein the housing includes a primary locking portion that locks each terminal of the terminal group mounted in the terminal receiving cavity.   The connector according to claim 3, further comprising a jig receiving port that is provided in the vicinity of the board receiving cavity of the housing and releases the locking of the primary locking portion.   A portion that is attached to the gap portion and abuts against each of the box portions of the terminals of one terminal group and each of the stabilizer portions of the terminals of the other terminal group, and locks the terminals to the connector housing. The connector according to any one of claims 1 to 4, further comprising a secondary locking member having:   The secondary locking member is composed of a plurality of plate-like objects extending in a direction orthogonal to the terminal insertion direction, and the plate-like objects are arranged corresponding to the individual terminals of the terminal group, 6. An upper locking portion that contacts the box portion of the terminal of the terminal group that is positioned, and a lower locking portion that contacts the stabilizer of the terminal of the terminal group that is positioned below. The connector according to any one of the above.   From the state where the secondary locking member is temporarily inserted into the gap at the lower center of the housing, the upper locking portion is inserted while the secondary locking member is moved upward in the vertical direction. 6. The connector according to claim 5, wherein the connector locks the box portion of the terminal of the terminal group positioned above, and the lower locking portion locks the stabilizer of the terminal of the terminal group positioned below.   The connector according to claim 6, wherein both side portions of the secondary locking member are provided with another locking portion to be locked to the housing in order to fix the secondary locking member to the housing. .   A connector structure including an adapter attached to a part of a board to be electrically connected to which the connector according to any one of claims 1 to 8 is mounted.   The connector structure according to claim 9, wherein the adapter includes at least one pair of ribs formed vertically inside so as to sandwich a part of the substrate.   The connector structure according to claim 10, wherein each of the ribs of the adapter is fitted in a corresponding positioning guide groove provided in the housing. A substrate receiving cavity for mounting a part of the substrate, a terminal receiving cavity for sandwiching the substrate receiving cavity, and a group of terminals facing each other, and a gap provided in the lower center portion In the state where the secondary locking member is temporarily inserted into the gap portion of the connector housing portion provided with the secondary locking member temporarily inserted into the gap portion, the terminal group is inserted into the terminal receiving cavity of the housing. Attached to the
A method for assembling a connector, wherein the secondary locking member is moved upward in the vertical direction, and the secondary locking member is attached to the connector housing portion.   The secondary locking member having the upper locking portion and the lower locking portion is moved upward in the vertical direction to engage the box portion of the terminal of the terminal group in which the upper locking portion is positioned above. The connector assembling method according to claim 12, wherein the stabilizer of the terminal of the terminal group in which the lower locking portion is positioned below is locked.

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