JPH0845609A - Connector - Google Patents

Abstract

PURPOSE:To hold a connection piece at a connection position even without the lock part of another body by engaging the connection piece moved to the connection position ahead with a connection piece moved next when two terminals are connected mutually via plural connection pieces. CONSTITUTION:The first terminal 23 of first connector 25 is connected to the second terminal 27 of second connector 29 via plural connection pieces 31. Step portions 73, 75 are formed in both side walls in the arranged direction of the pieces 31. Regulating wall 77 is formed between the wall portions 73a, 73b of the step portion 73, and similarly a wall to be regulated 79 is formed in the step portion 75 so as to constitute a retaining means 63 by the walls 77, 79. The wall 79 of an ahead connection piece 31a moved to a connection position ahead is touched by the wall 77 of a next connection piece 31b moved next so that the piece 31a is retained at the connection position. The guide portion 83 of the piece 31a is fitted into the slide slot 81 of the piece 31b so that the piece 31 is slid in a certain direction. The piece 31b is fixed to the connector 29 by a lock means composed of a lock arm and a lock recessed portion.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector for connecting terminals by sequentially sliding a plurality of connection pieces.

[0002]

2. Description of the Related Art FIG. 7 shows a connector 1 described in Japanese Utility Model Laid-Open No. 58-148888. The connector 1 includes a plurality of edge pins 5 provided on a side end portion of the printed board 3,
Connect to a plurality of connector pins 7. As shown in FIG. 1, the connector 1 includes a fixed frame 9 having a U-shaped cross section, a plurality of connection pieces 11 slidably accommodated inside the fixed frame 9, and the connection piece 11 having an edge pin 5. The spring 13 for urging the connection piece 11 and the connection piece 11 into the spring 1
The slider 15 is fixed at a position away from the edge pin 5 against the urging force of the slider 3. In the connection frame 11,
It has a built-in connection terminal and connects the connector pin 7 and the edge pin 5. A groove 17 is formed inside the slider 15, and the groove 17 is formed on one side of the wide portion 1.
7a is formed, and the narrow portion 17b is formed on the other side. A slope 17c is formed in the middle of the groove 17.

In this connector 1, when the connector pin 7 is not connected to the edge pin 5 of the printed circuit board 3,
The connection piece 11 has a narrow portion 17b of the groove 17 of the slider 15.
Is separated from the edge pin 5. Also, the slider 1
5 is moved to relatively move the connection piece 11 to the wide portion 17a side, the connection piece 11 is moved to the edge pin 5 side by the urging force of the spring 13 and the connector pin 7
And the edge pin 5 are connected.

In this connector 1, the connection piece 11 is moved to the edge pin 5 side by the urging force of the spring 13,
The edge pin 5 and the connector pin 7 are connected, and the connection piece 11 is locked at the connection position by the spring 13 so that the connection between the edge pin 5 and the connector pin 7 cannot be accidentally disconnected.

[0005]

However, in the connector 1 described above, since the springs 13 are used for each of the connection pieces 11 as a lock mechanism for holding the connection pieces 11 at the connection position, the number of parts is small. There are many problems that the structure is complicated because the spring 13 is provided.

Further, even if the spring 13 is not used, a separate lock component is required to hold the connection piece 11 at the connection position.

Therefore, it is an object of the present invention to provide a connector which does not require a separate lock component for holding a plurality of connection pieces at the connection positions.

[0008]

In order to achieve the above object, the present invention according to claim 1 is such that a first connector having a plurality of first terminals incorporated therein is fitted to the first connector, and
A second connector containing a plurality of second terminals connected to the first terminal, and a non-connecting position in which the first terminal and the second terminal are not connected to either one of the first connector and the second connector. And a plurality of connections slidably provided between the connection positions for connecting the first terminal and the second terminal and sequentially moving from the non-connection position to the connection position to connect the first terminal and the second terminal. A connector having a top has a restraint means for restraining the first connection piece at the connection position by engagement between the first connection piece moved to the connection position first and the next connection piece moved to the next connection position. Is characterized by.

The invention according to claim 2 is the invention according to claim 1, characterized in that it has lock means for fixing the next connection piece to either one of the first connector and the second connector. .

The invention according to claim 3 is the invention according to claim 2, which is slidably provided on either one of the first connector and the second connector to connect the connecting piece from the non-connecting position to the connecting position. It is characterized in that it has a slider that is sequentially moved.

The invention according to claim 4 is the invention according to claim 1 or claim 2, wherein the restraint means is provided on each of the connecting pieces and comes into contact with the preceding connecting piece that has been moved to the connecting position first. A restriction wall that restricts the movement of the first connection piece to the non-connection position and a restricted wall that abuts the next connection piece that has moved to the next connection position and that restricts the movement to the non-connection position. It has a feature.

A fifth aspect of the invention is the invention according to the third aspect, wherein the locking means moves the connecting piece from the non-connecting position to the connecting position in sequence, and then the slider is moved to the first connector and the first connector. It is characterized in that it is fixed to either one of the two connectors.

[0013]

According to the invention of claim 1, the first connector and the second connector
After fitting the connector, the plurality of connecting pieces are sequentially moved from the non-connecting position to the connecting position so that the plurality of first terminals and the plurality of second terminals are connected to each other. In this case, the plurality of connecting pieces are restrained at the connecting positions by the restraining means. That is, when the next connection piece moved to the connection position is engaged with the previous connection piece moved to the connection position, the connection piece previously moved to the connection position is restrained at the connection position.

According to the second aspect of the present invention, when the slider is slid after the first connector and the second connector are fitted to each other, the connecting piece is sequentially moved from the non-connecting position to the connecting position. As a result, the plurality of first terminals and the plurality of second terminals are connected by the connection pieces. At this time, the first connection piece that has moved to the connection position first is engaged with the connection piece that has moved to the next connection position and is restrained at the connection position. And
By fixing the slider to the first connector, for example, by the locking means, the plurality of connecting pieces are restrained at the connecting positions.

According to the third aspect of the present invention, when the slider is slid after the first connector and the second connector are fitted to each other, the connecting piece moves from the non-connecting position to the connecting position in sequence. As a result, the plurality of first terminals and the plurality of second terminals are connected by the connection pieces. At this time, the first connection piece that has moved to the connection position first engages with the next connection piece that has moved to the next connection position, and is sequentially restrained at the connection position.

According to the fourth aspect of the present invention, the restriction wall of the next connection piece moved to the connection position comes into contact with the restricted wall of the first connection piece moved to the connection position first, and the connection wall of the previous connection piece is contacted. Restrict the movement to the non-connection position and restrain the connection position.

According to the fifth aspect of the invention, the slider is slid to sequentially move the connecting pieces to connect the first terminal and the second terminal, and then the slider is moved to the second connector such as the second connector by the locking means. By fixing, the plurality of connecting pieces are restrained at the connecting position.

[0018]

Embodiments of the connector according to the present invention will be described below.

FIG. 1 is an exploded perspective view showing the structure of the connector 21 of the embodiment. As shown in FIG.
Is a first connector 2 having a plurality of first terminals 23 built therein.
5, a second connector 29 fitted with the first connector 25 and having a plurality of second terminals 27 connected to the first terminal 23, and the first terminal 23 on the second connector 29.
And a second terminal 27 are connected to each other and a non-connecting position where the first terminal 23 and the second terminal 27 are not connected to each other. It has a plurality of connection pieces 31 for connecting the first terminal 23 and the second terminal 27 (see FIG. 2). In the connector 21 of the present embodiment, the first connecting piece 31 that has been moved to the connecting position first and the next connecting piece that has been moved to the next connecting position are engaged with each other to restrain the first connecting piece to the connecting position. 63
And lock means 6 for fixing the next connection piece to the second connector
7 are provided.

In the first connector 25, a connector housing 35 and a fitting hood portion 37 into which the second connector 29 is inserted and fitted are integrally formed. Mating hood part 3
7, an engaging hole 37a is formed, and the engaging hole 37a
In a, a lock arm 43 of the second connector 29 described later is provided.
a engages. A plurality of terminal accommodating chambers 39 are formed in the connector housing 35. These terminal accommodating chambers 39
The rod-shaped first terminals 23 are housed therein.

Further, as shown in FIG. 2A, flexible locking arms 41 are respectively provided on the inner wall of the terminal accommodating chamber 39 so as to project therefrom, and engage with the first terminals 23. The one terminal 23 is prevented from coming out of the terminal accommodating chamber 39. Further, the tip end portion (electrical contact portion) of the first terminal 23 accommodated in the terminal accommodating chamber 39 projects into the fitting hood portion 37, respectively. Then, the tip portion of the first terminal 23 has the fitting hood portion 3
The tip end of the second terminal 27 of the second connector 29 fitted inside 7 is opposed to each other with a predetermined gap.

The second connector 29 comprises a connector housing 43 and a cover 45 covering the upper part of the connector housing 43. On one side surface of the connector housing 43, a lock arm 43a having a locking protrusion 42 is provided in a protruding manner. The locking projection 42 engages with the engagement hole 37a of the first connector 25 and holds the fitted state of the first connector 25 and the second connector 29. A housing recess 47 is formed in the middle of the connector housing 43.
A plurality of connection pieces 31 are arranged in a line in the accommodating recess 47, and the width direction of the connector housing 43 (direction of arrow a).
It is slidably housed. A plurality of terminal insertion openings 51 are formed on one side wall 49 of the accommodation recess 47 at the same pitch as the arrangement pitch of the first terminals 23 accommodated in the first connector 25. When the second connector 29 is fitted in the fitting hood portion 37 in the terminal insertion openings 51, as shown in FIG.
The terminal 23 is inserted. The first terminal 23 inserted through the insertion opening 51 projects into the accommodation recess 47.

The other side wall 53 of the accommodating recess 47 has a first
A plurality of terminal accommodating grooves 55 are formed at the same pitch as the terminals 23. The rod-shaped second terminals 27 are housed in the terminal housing grooves 55, respectively. The tip portion of the second terminal 27 is provided so as to project into the accommodation recess 47. Accommodation recess 47
The second terminals 27 protruding inside are inserted through the connection pieces 31 arranged in the accommodation recess 47.

As shown in FIG. 2A, the connection piece 31 has a non-connection position where the first terminal 23 and the second terminal 27 are not connected, and a first terminal 23 as shown in FIG. 2B. It is accommodated slidably in the width direction of the accommodation recess 47 between the connection position for connecting the second terminal 27 and the connection position. This connection piece 3
1 is a block-shaped frame main body 57 as shown in FIG.
And a tubular connection terminal 59. A terminal accommodating hole 61 that penetrates the front and rear is formed in the top body 57.
The connection terminal 59 is press-fitted into the terminal receiving hole 61. The connecting terminal 59 has conductivity, and is bent in a tubular and bellows shape. In this connection terminal 59,
The second terminal 27 is relatively slidably inserted. In addition, a round convex portion 65 is provided on the upper surface of the top body 57. The round convex portion 65 is inserted into the cam groove 69 of the slider 33 placed on the connection piece 31.

Stepped portions 73 and 75 are formed on both side walls of the connection piece 31 in the arrangement direction (arrow b direction). In the step portion 73, the wall portion 73a on the other side wall 53 side of the connector housing 43 is the wall portion 73b on the one side wall 49 side.
It is formed so as to project more. And the wall portions 73a, 7
A restriction wall 77 is formed between 3b.

In the stepped portion 75, the wall portion 75b on the side wall 49 side of the connector housing 43 is the side wall 53 on the other side.
It is formed so as to protrude from the side wall portion 75a. And
A regulated wall 79 is formed between the wall portions 75a and 75b. The restraint wall 77 and the regulated wall 79 constitute a restraint means 63.

The restraining means 63 is, as shown in FIG. 3, the regulated wall 79 of the first connecting piece 31a which has been moved to the connecting position first.
Then, when the restriction wall 77 of the next connection piece 31b that has moved to the connection position next comes into contact, the movement of the previous connection piece 31a to the non-connection position is restricted, and the connection position is restricted. Therefore, by arranging a plurality of connection pieces 31 in succession, the next connection piece 31b restricts the movement of the previous connection piece 31a in order and restrains the connection piece 31 at the connection position.

Further, slide grooves 81 and 81 are formed in the wall portions 73a and 73b, respectively. Also, the wall 7
5a and 75b have slide grooves 8 of the next connection piece 31.
Guide parts 83, 83 slidably fitted to the 1, 81
Are projected respectively. These slide grooves 81,
By fitting the guide portions 83, 83 to the 81, the connection piece 31 moves in the housing recess 47 in a certain direction (direction of arrow a,
And in the direction opposite to the arrow a direction).

As shown in FIG.
As shown in, lock portions 85 and 87 are provided.
A second wall is formed on the inner wall of the lock portion 85 on the accommodation recess 47 side.
A stopper wall 89 is formed toward the side opposite to the connector 29. This stopper wall 89 is the first connection piece 31.
The control wall 77 of the above contacts the connection wall 31 and positions the connection piece 31 at the connection position. Further, a guide portion 91 is provided on the inner wall on the accommodation recess 47 side so as to project. The guide portion 91 fits into the slide groove 81 provided in the wall portions 73a and 73b of the first connection piece 31 to guide the connection piece 31 slidably. Further, the lock arm 93 is provided on the stopper wall 89.
Is provided. The lock arm 93 is projected from the upper surface of the stopper wall 89, and has a free end portion at which the operation portion 9 is provided.
5 are provided. Further, a lock protrusion 97 is provided between the operating portion 95 and the fixed end portion. The lock convex portion 97 engages with the lock concave portion 99 provided in the cam groove 69 of the slider 33.

Further, the accommodation recess 47 of the other lock portion 87.
A stopper wall 101 is formed on the inner wall on the side toward the second connector 29 side. The stopper wall 101 comes into contact with the regulated wall 79 of the last connection piece 31 to make the connection piece 3
Position 1 in the disconnected position. Further, a slide groove 102 is formed on the inner wall on the accommodation recess 47 side. The guide portion 83 of the last connection piece 31 is fitted into the slide groove 102 to guide the last connection piece 31 slidably. A lock arm 103 is provided on the stopper wall 101. This lock arm 103
The stopper wall 101 is provided so as to project from the upper surface thereof, and the operation portion 105 is provided at the free end portion. In addition, the operation unit 10
A lock convex portion 107 is provided between the fixed end portion 5 and the fixed end portion. The lock convex portion 107 engages with a lock concave portion 109 provided in the cam groove 69 of the slider 33. The lock arm 103 and the lock recess 109 form the lock means 67.

As shown in FIG. 1, the slider 33 has a rectangular plate shape and a cam groove 69 is formed on one surface side. The cam groove 69 has an inlet opening 111 formed on one side wall and an outlet opening 113 formed on the other side wall. Then, between the inlet opening 111 and the outlet opening 113,
The inclined portion 115 is formed. Into the cam groove 69, a round convex portion 65 protruding from the upper surface of the connection piece 31 is inserted. A pushing portion 117 is formed on the other surface side.
The slider 33 is slidably accommodated between the both side walls 49 and 53 of the connector housing 43 in the width direction of the second connector 29 (direction of arrow a), and is sandwiched between the cover 45 and the connector housing 43. .

As shown in FIGS. 1 and 4, the cover 45 has a lid 119 for covering the upper surface of the connector housing 43.
And the lock arms 121 provided on both sides. The lid portion 119 has a rectangular through hole 123 in the central portion.
Are formed. The pushing portion 117 of the slider 33 projects to the outside from the through hole 123. Also, on the back surface side of the lid portion 119, a plurality of terminal pressing protrusions 12 are provided on one side.
5 is formed. These terminal pressing protrusions 125 are
The second terminals 27 are fitted into the terminal housing grooves 55 provided in the connector housing 43, press the second terminals 27 housed in the terminal housing grooves 55, and remove the second terminals 27 from the terminal housing grooves 55. Prevent.

The lock arms 121 are formed at the four corners, and the lock holes 121a are formed therein. In these lock holes 121a, the locking projections 12 projecting from the upper four corners of the connector housing 43 are provided.
7 engage with each other to fix the cover 45 to the connector housing 43. The slider 33 is sandwiched between the lid portion 119 and the connector housing 43.

Next, the first connector 25 and the second connector 2
The procedure for fitting the first terminal 23 and the second terminal 27 by fitting 9 together will be described. First, the connector housing 43 of the second connector 29 is fitted into the fitting hood portion 37 of the first connector 25. In this state, as shown in FIG. 2A, the plurality of connection pieces 31 are all located on the other side wall 53 side (non-connection position) in the accommodation recess 47. Also,
The slider 33 is located at the lock portion 85, and the lock convex portion 97 is engaged with the lock concave portion 99. After releasing the engagement of the lock portion 85 from this state, the slider 33 is moved from the lock portion 85 side to the lock portion 87 side (arrow b direction).

When the slider 33 is moved in the direction of arrow b,
The round convex portion 65 of the connection piece 31 is inserted into the cam groove 6 from the insertion opening 111.
9 is inserted in order, and the exit opening 11 is passed through the inclined portion 115.
Get out of 3. As a result, the connection piece 31 moves in sequence as shown in FIG. 6, and from the non-connection position shown in FIG.
The connection piece 31 slides to the connection position shown in FIG. 2B to connect the second terminal 27 and the first terminal 23. And
When the slider 33 is moved to the lock portion 87, all the connecting pieces 31 move from the non-connecting positions to the connecting positions (shown by an arrow a in the figure).
Direction) moves to connect the plurality of second terminals 27 and the plurality of first terminals 23. In this case, the regulated wall 79 of the connection piece 31 moved next to the regulated wall 79 of the connection piece 31 previously moved.
By contacting with each other, the previous connection piece 31 is restrained at the connection position. Then, when the final connection piece 31 is located at the connection position, the lock projection 107 is engaged with the lock recess 109 of the cam groove 69 of the slider 33. This allows
By locking the last connection piece 31 to the connector housing 43, the plurality of connection pieces 31 are restrained at the connection positions. Therefore, the connection state between the first terminal 23 and the second terminal 27 is maintained.

Next, the first connector 25 and the second connector 2
To release the fitting with 9, the lock portion 8 of the slider 33
After releasing the locked state to 7, the slider 33 is moved to the lock portion 85 side. Lock the slider 33 with the lock portion 85.
When it is moved to the side, the connection piece 31 sequentially moves to the non-connection position side, and the connection between the first terminal 23 and the second terminal 27 is released.

According to this embodiment, the regulation wall 77 of the next connection piece 31 that has moved to the next connection position comes into contact with the regulated wall 79 of the first connection piece 31 that has moved to the connection position first. Since the top 31 is held at the connection position, a separate lock component is unnecessary.

Further, since the connecting operation for connecting the first terminal 23 and the second terminal 27 and the operation for holding this connection can be performed in one operation, the connecting work becomes easy.

When manufacturing another connector in which the number of poles of the first terminal 23 and the second terminal 27 is different, the connecting piece 31
Since the slider 33 and the slider 33 can be shared, only the connector housing and the cover need be manufactured. Therefore, the manufacturing cost can be significantly reduced.

[0040]

As described above, according to the first aspect of the invention, the first connection piece moved to the connection position first is engaged with the next connection piece moved to the connection position first, so that The previous connection piece moved to the connection position is restrained at the connection position. Therefore, a separate lock component for holding the connection piece at the connection position is unnecessary, and the manufacturing cost can be reduced.

According to the second aspect of the present invention, by fixing the slider to the first connector, for example, by the locking means, it is possible to restrain the plurality of connecting pieces at the connecting positions.

According to the third aspect of the present invention, there is provided a slider which is slidably provided on either one of the first connector and the second connector and which sequentially moves the connecting piece from the non-connecting position to the connecting position. Thus, the operation of connecting the first terminal and the second terminal and the operation of maintaining this connection state can be performed in one operation, and the connection operation can be easily performed.

According to the fourth aspect of the present invention, the restriction wall of the first connection piece that has moved to the connection position first comes into contact with the restriction wall of the next connection piece that has moved to the next connection position, and Restrict the movement to the non-connection position and restrain the connection position. Therefore, if the connection piece is moved in order and the first terminal and the second terminal are connected, the connection piece that connects the first terminal and the second terminal is restrained at the connection position by the next connection piece. Therefore, a separate locking means for holding the connection piece at the connection position becomes unnecessary.

According to the fifth aspect of the present invention, after all the connecting pieces are moved to the connecting position, the slider is fixed to either one of the first connector and the second connector by the locking means, so that all the connecting pieces are connected. It is possible to restrain the pieces at the connection position.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a connector according to the present invention.

FIG. 2 shows a fitted state of the connector according to the present invention,
(A) is sectional drawing which shows the state before connecting a 1st terminal and a 2nd terminal, (b) is sectional drawing which shows the state which connected the 1st terminal and the 2nd terminal by the connection piece.

FIG. 3 is a partially cutaway perspective view showing only a plurality of connection pieces.

FIG. 4 is a perspective view showing a state in which a second connector is assembled.

5A and 5B show a relationship between a connection piece and a lock portion, FIG. 5A is a perspective view showing a connection piece at a non-connection position, and FIG. 5B is a perspective view showing a connection position at a connection position.

FIG. 6 is a plan view showing the operation of the connection piece when the slider is moved.

FIG. 7 is a perspective view showing a conventional connector.

[Explanation of symbols]

 21 connector 23 1st terminal 25 1st connector 27 2nd terminal 29 2nd connector 31 connection piece 33 slider 63 restraining means 67 locking means 77 regulation wall 79 regulation wall

Claims (5)

[Claims] 1. A first connector having a plurality of built-in first terminals, and a second connector having a plurality of second terminals fitted to the first connector and connected to the first terminals. And slidably between one of the first connector and the second connector between a non-connection position where the first terminal and the second terminal are not connected and a connection position where the first terminal and the second terminal are connected. In a connector having a plurality of connection pieces that are provided and sequentially move from a non-connection position to a connection position to connect the first terminal and the second terminal, the connection piece that has previously moved to the connection position and the next connection piece A connector, characterized in that it has a restraining means for restraining the preceding connection piece at the connection position by engaging with the next connection piece moved to the connection position. 2. The connector according to claim 1, further comprising a lock means for fixing the next connection piece to one of the first connector and the second connector. 3. A slider according to claim 2, wherein the slider is slidably provided on one of the first connector and the second connector and sequentially moves the connection piece from the non-connection position to the connection position. A connector having. 4. The invention according to claim 1 or 2, wherein the restraint means is provided on each of the connecting pieces and comes into contact with the preceding connecting piece that has been moved to the connecting position first so that the connecting piece does not contact the connecting piece. A connector comprising: a restriction wall that restricts movement to a connection position; and a restricted wall that abuts a next connection piece that has moved to a connection position next and restricts movement to a non-connection position. 5. The invention according to claim 3, wherein the locking means sequentially moves the connecting piece from the non-connecting position to the connecting position, and then the slider is moved to one of the first connector and the second connector. Connector that is fixed to.