JP2001319728A - Connector and substrate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the invasion of foreign matters to a connector, and prevent the breakage or short circuit or the like of the connector. SOLUTION: This is the connector 10 having a connector main body 3 and an open-close means by which an open-close of an opening 3A of the connector main body 3 is possible. The open-close means is equipped with a movable part 6 which is installed at a movable state against the connector main body 3 and whose position against the connector main body 3 is displaced from the first position to the second by receiving the pressure from a daughter board 2 accompanied with the connection with a connector 2a, and a cap member 7 which is mounted on the movable part 6 at a state of rotation possible and whose rotating position changes corresponding to the deformation of the movable part 6. While the cap member 7 is arranged at the rotating position to occlude the opening 3A of the connector main body 3 when the movable part 6 is at the first position, it is arranged at the rotating position which opens up the opening 3A of the connector main body 3 when the movable part 6 is at the seconding position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector and a board having the connector, and more particularly, to a connector used for connecting a motherboard to a daughter board and a motherboard having the connector.

[0002]

2. Description of the Related Art Conventionally, as a method of connecting a mother board (parent board) and a daughter board (child board), for example, as shown in FIG. ), And a connector 2a (for example, a female connector) paired with the connector 1a of the motherboard 1 is mounted on the end of the daughter board 2, and the connector 1a and the connector 2a are connected to each other, so that the motherboard 1 A method of connecting the daughter board 2 is known.

[0003]

As shown in FIG. 7B, when the motherboard 1 and the daughter board 2 are connected, the connector 1a of the motherboard 1 and the connector 2a of the daughter board 2 are connected. Since there is almost no gap, there is a low possibility that foreign matter enters through the openings of the connectors 1a and 2a. However, as shown in FIG. 7 (a), when the motherboard 1 and the daughter board 2 are separated from each other, the openings of the connectors 1a and 2a are exposed, and foreign matter enters from the openings. There was a possibility. Then, there is a possibility that the contact of the connector may be damaged or a short circuit may occur due to the invasion of foreign matter. In particular, when the motherboard 1 was installed horizontally, the direction of the connector 1a on the motherboard 1 was upward, and foreign matter was likely to enter.

[0004] It is an object of the present invention to prevent foreign substances from entering a connector, thereby preventing breakage or short-circuiting of the connector.

[0005]

In order to solve the above-mentioned problems, according to the present invention, a connector body having an opening (3A) on a connection side as shown in FIG. 3) and opening and closing means capable of opening and closing the opening of the connector main body (for example, opening and closing means constituted by a movable portion 6, a lid member 7, an elastic body 4, a support plate 5, and the like).
And the following.

According to the first aspect of the present invention, since the opening of the connector body can be opened and closed by the opening and closing means, foreign matter can be prevented from entering the connector body regardless of the connection state of the connector, and foreign matter can enter. The connector can be prevented from being damaged or short-circuited.

According to a second aspect of the present invention, in the connector of the first aspect, for example, as shown in FIG. 1, the opening / closing means is provided so as to be movable with respect to the connector main body, and is connected to another connector. A movable portion (6) whose position with respect to the connector body is displaced from a first position to a second position in response to pressure from the other connector side in connection with the connection, and a state in which the movable portion is rotatable. A cover member (7) attached at the position, and the rotation position of which changes in accordance with the displacement of the movable portion;
The lid member is disposed at a pivot position for closing the opening of the connector body when the movable portion is at the first position, while the movable portion is at the second position. At one time, the connector body is arranged at a pivot position for opening an opening of the connector body.

According to the second aspect of the present invention, the position of the movable portion is displaced from the first position to the second position by receiving a pressure from the other connector side in connection with the other connector. At the same time, in response to the displacement of the movable portion, the pivot position of the lid member changes from a pivot position for closing the opening of the connector body to a pivot position for opening. Therefore, when connecting with another connector, the opening of the connector main body can be automatically opened. Further, it is possible to prevent another connector from being erroneously connected while the opening of the connector body is closed.

According to a third aspect of the present invention, in the connector according to the second aspect, for example, as shown in FIG.
A first urging means (for example, an elastic body 4 or the like) for applying an urging force in a direction from the position to the first position to the movable portion, and a rotation for closing an opening of the connector body. A second urging means (for example, a hinge 8 with a spring) for applying a directional urging force to the lid member.

According to the third aspect of the present invention, the first urging means applies the urging force in the direction from the second position to the first position to the movable portion. The movable portion returns to the first position when the connection with the connector is released. Further, since the second urging means applies the urging force in the rotating direction for closing the opening of the connector body to the lid member, when the movable part returns to the first position, The lid member returns to the pivot position for closing the opening of the main body. Therefore, when separating from other connectors,
The opening of the connector body can be automatically closed. In addition, it is possible to prevent the connector body from being left in the open state due to forgetting to close the opening.

According to a fourth aspect of the present invention, there is provided the connector according to any one of the first to third aspects, wherein, as shown in FIG. , A switch 11, etc.) and a notifying means (for example, an indicator light 12, etc.) for notifying the open / closed state of the opening of the connector body based on the detection by the detecting means.
And the following.

According to the fourth aspect of the present invention, the open / close state of the opening of the connector body is detected by the detecting means, and based on the detection, the open / close state is notified by the notifying means. Therefore, the connector can be connected while checking the open / closed state of the opening of the connector main body, and damage to the connector at the time of connection can be reduced.

According to a fifth aspect of the present invention, in the connector according to the second or third aspect, for example, as shown in FIG.
The rotation position of the lid member is defined by the rear surface side of the lid member being in contact with the connector main body, and the shape of the rear surface side of the lid member is directed from the center of rotation to the free end side. It is characterized by having a curved surface shape that changes in a curve.

According to the fifth aspect of the present invention, the shape of the back surface of the lid member is a curved surface shape that changes in a curved manner from the center of rotation toward the free end side. The cover member and the connector body can be brought into contact with each other at a position separated from the connector member. Therefore, for example, even if the force acting upon the initial movement of the lid member is small, the lid member can be opened and closed smoothly.

According to a sixth aspect of the present invention, for example, as shown in FIG.
A connector (10) according to any one of claims 1 to 5 is provided.

According to the sixth aspect of the present invention, it is possible to prevent foreign matter from entering the connector, and prevent damage to the board due to foreign matter.

Here, examples of the board include a motherboard (parent board) having a connector for connecting a daughter board (child board). The motherboard includes a motherboard of a semiconductor test apparatus that transmits a test signal between a semiconductor device and a test head.

[0018]

Embodiments of the present invention will be described below in detail with reference to the drawings.

[First Embodiment] First, the configuration will be described. As shown in FIG. 1, a plurality of connectors 10 (male connector) according to the present invention are mounted on a motherboard 1 (substrate), and a connector 2a (female connector) paired with the connector 10 is mounted on a daughter board 2. Have been. FIG.
As shown in FIG. 3, the motherboard 1 is installed at the bottom of the substrate storage device 20 in a horizontal posture, and the daughter board 2 is installed in a vertical posture with respect to the motherboard 1. The motherboard 1 and the daughter board 2 are connected via the connectors 10 and 2a. When the connection is released, the daughter board 2 can be inserted and removed from the upper opening of the board storage device 20. The connector 10 is mounted on the upper surface of the motherboard 1 with the connection side up, and the connector 2a is mounted on the lower end of the daughter board 2 with the connection side down.

As shown in FIG. 1, the connector 10 includes a connector body 3 and opening / closing means for opening and closing the connector body 3. The opening / closing means includes a movable part 6, a lid member 7, an elastic body 4 (first urging means), a support plate 5, and the like.

As shown in FIG. 1, a connector main body 3 is provided on the upper surface of the motherboard 1 with the opening 3A facing upward. A support plate 5 is provided at a predetermined interval on the back side of the motherboard 1, and an elastic body 4 (which can apply an upward biasing force to the movable portion 6 between the support plate 5 and the movable portion 6 is provided between the support plate 5 and the movable portion 6. For example, rubber, spring, etc.) are installed. The movable part 6 includes a pair of upright walls 6 penetrating the motherboard 1 vertically.
a, 6b, and a horizontal surface 6c disposed on the back side of the motherboard 1, and attached to the motherboard 1 so as to be vertically movable with respect to the connector body 3. Standing wall 6
a and 6b are arranged so as to sandwich the connector main body 3 therebetween, and a pressed portion 6d which is pressed from the daughter board 2 when connected to the daughter board 2 is provided at the upper end of the upright wall 6b. On the other hand, at the upper end of the upright wall 6a,
The lid member 7 is attached so as to be rotatable by a hinge 8 with a spring. The hinge with spring 8 is provided with a spring (second biasing means) capable of applying a biasing force in the rotating direction for closing the opening 3A of the connector body 3 to the lid member 7. Note that one of the upright walls 6b protrudes above the other upright wall 6a, and the protruding length is necessary for the rotation of the lid member 7 when the daughter board 2 is in contact with the pressed portion 6d. The length is such that a space can be secured (a length that does not hinder the rotation of the lid member 7 by the daughter board 2).

Next, the operation of this embodiment will be described.

As shown in FIG. 1A, the motherboard 1
When the connection between the connector board 3 and the daughter board 2 is released, the opening 3A of the connector main body 3 is closed by the lid member 7. At this time, the movable part 6
(The position shown in FIG. 1A).

In this state, as shown in FIG. 2, when the daughter board 2 is inserted in a vertical position along a guide rail (not shown) of the board storage device 20, first, as shown in FIG. The lower end of the board 2 comes into contact with the pressed part 6 d of the movable part 6. Subsequently, the pressing of the daughter board 2 causes the movable portion 6 to be displaced downward, and the turning position of the lid member 7 to be changed in accordance with the displacement of the movable portion 6. That is,
With the displacement of the movable part 6, the center of rotation of the lid member 7 is
By moving downward along a, the direction of the lid member 7 changes from a lateral direction (a rotational position for closing the opening 3A) to an upward direction (a rotational position for opening the opening 3A).

As described above, after the opening 3A of the connector body 3 is opened, the connector 2 of the daughter board 2 is opened.
a reaches the connector body 3. Then, as shown in FIG. 1 (b), when the connector 2a and the connector main body 3 are fitted, the mother board 1 and the daughter board 2 are connected. At this time, the movable part 6 is in the second position (FIG. 1).
(Position (b)).

For example, from this state, the connection between the motherboard 1 and the daughter board 2 is released and the daughter board 2
Is pulled out of the substrate storage device 20, the movable portion 6 returns from the second position to the first position (a position locked to the motherboard 1) by the urging force (elastic return) of the elastic body 4 and By the urging force (elastic return) of the spring of the hinge 8 with spring, the lid member 7 is moved to the opening 3 of the connector body 3.
It returns to the rotation position where A is closed. That is, FIG.
Return to the state.

As described above, according to the connector 10 and the motherboard 1 of this embodiment, when the connector 2a of the daughter board 2 is not connected, the opening 3A of the connector main body 3 is covered by the cover member 7. Since the connector is closed, entry of foreign matter into the connector body 3 can be prevented, and damage or short-circuit of the connector 10 due to entry of foreign matter can be prevented.

A motherboard 1 and a daughter board 2
With the connection of the movable board 6, the position of the movable section 6 is displaced from the first position to the second position in response to the pressing from the daughter board 2, and in response to the displacement of the movable section 6, Since the rotation position of the lid member 7 is changed from the rotation position at which the opening 3A of the connector body 3 is closed to the rotation position at which the opening portion 3A is opened, when the motherboard 1 and the daughter board 2 are connected, the connector body 3 Labor for opening the opening 3A can be omitted. Further, it is possible to prevent the motherboard 1 and the daughter board 2 from being erroneously connected while the opening 3A of the connector body 3 is closed.

Further, a mother board 1 and a daughter board 2
When the connection is released, the movable member 6 is returned to the first position by the urging force of the elastic body 4 and the lid member 7 is moved by the urging force of the spring-loaded hinge 8 to the opening 3A of the connector body 3. To return to the turning position to close the
When separating motherboard 1 and daughter board 2,
The labor for closing the opening 3A of the connector body 3 can be omitted. Further, it is possible to prevent the opening 3A of the connector main body 3 from being left in an open state due to forgetting to close the opening 3A.

[Second Embodiment] Except for the parts unique to the second embodiment, the configuration is the same as that of the first embodiment. In the second embodiment, the same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

As shown in FIG. 4, in this embodiment,
The shape of the back surface side of the lid member 7 is a curved surface shape that changes in a curve from the center of rotation toward the free end side. Therefore, for example, as shown in FIG. 5B, in the process of turning the lid member 7, the lid member 7 slides smoothly along the end face of the connector main body 3 without being caught by the connector main body 3. .

Further, as shown in FIG.
When the cover member 7 closes the opening 3A of the connector body 3, the cover member 7 contacts the connector body 3 at a position (point P1) apart from the rotation center P0. For this reason, for example, with the connection between the motherboard 1 and the daughter board 2,
When the movable portion 6 is displaced downward from the first position (the position in FIG. 5A), the lid member 7 is moved in accordance with the displacement of the movable portion 6.
Rotates smoothly. That is, an upward force acts on the point P1 with the displacement of the movable part 6, but the point P1
Since the rotation center P0 and the rotation center P0 are separated from each other, the lid member 7 can be rotated even if the upward force (that is, the force acting at the time of initial movement) is small.

[Third Embodiment] The third embodiment is the same as the first embodiment except for the parts unique to the third embodiment. In the third embodiment, the same portions as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

As shown in FIGS. 6A and 6B,
On the upper surface of the support plate 5, a switch 11 (detection means) for detecting the open / close state of the opening 3A of the connector main body 3 by detecting based on the elevation position of the movable portion 6 is provided.
At a position visible to the operator (outside the substrate storage device 20), for example, an indicator light 12 (notifying means) including a light emitting diode, a light bulb, or the like is provided. As shown in FIG. 6C, the indicator light 12 is electrically connected to the switch 11.

As shown in FIG. 6B, when the movable part 6 is at the second position, the contact of the switch 11 is closed and the indicator lamp 12 is turned on. On the other hand, FIG.
When the movable part 6 is at the first position as shown in FIG.
Turns off. That is, when the opening 3A of the connector body 3 is open, the indicator light 12 is turned on, and when the opening 3A of the connector body 3 is closed, the indicator light 12 is turned off. Therefore, the connector can be connected while checking the open / closed state of the opening 3A of the connector main body 3 with the indicator light 12, and damage to the connector at the time of connection can be reduced.

In each of the above embodiments, the mother board 1 (parent board) to which a plurality of daughter boards 2 (child boards) are connected is illustrated as a board, but other boards may be used. For example, an opening / closing means for opening / closing the opening of the connector 2a can be provided on the daughter board 2. Further, the elastic body 4 is exemplified as the first urging means, and the hinge 8 with the spring is exemplified as the second urging means.
Other urging means may be used. In addition, although the indicator lamp 12 has been illustrated as the notification means, other notification means (for example, a display device, a speaker, or the like) may be used as long as the opening / closing state of the opening 3A of the connector body 3 can be reported.
Similarly, although the switch 11 is exemplified as the detecting means, if the open / closed state of the opening 3A of the connector body 3 can be detected,
The type of switch (limit switch, photoelectric switch, proximity switch, etc.), installation position, and the like can be appropriately changed. In addition, it is needless to say that specific detailed structures and the like can be appropriately changed.

[0037]

According to the first aspect of the present invention, it is possible to prevent foreign matter from entering the connector main body, and to prevent breakage or short-circuit of the connector due to foreign matter intrusion. According to the second aspect of the present invention, the opening of the connector main body can be automatically opened at the time of connection with another connector. Further, it is possible to prevent another connector from being erroneously connected while the opening of the connector body is closed. According to the third aspect of the present invention, the opening of the connector main body can be automatically closed at the time of separation from another connector. Further, it is possible to prevent the connector body from being left in an open state due to forgetting to close the opening.

According to the fourth aspect of the present invention, the connector can be connected while checking the open / closed state of the opening of the connector main body, and damage to the connector during connection can be reduced. According to the fifth aspect of the present invention, the lid member can be opened and closed smoothly even if the force acting upon the initial movement of the lid member is small. According to the sixth aspect of the present invention, it is possible to prevent foreign matter from entering the connector and prevent the board from being damaged due to foreign matter entering.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a connector according to a first embodiment of the present invention.

FIG. 2 is an operation explanatory view of the connector of FIG. 1;

FIG. 3 is an operation explanatory view of the connector of FIG. 1;

FIG. 4 is a diagram showing a configuration of a connector according to a second embodiment of the present invention.

FIG. 5 is an operation explanatory view of the connector of FIG. 4;

FIG. 6 is a diagram showing a configuration of a connector according to a third embodiment to which the present invention is applied.

FIG. 7 is a diagram showing a configuration of a conventional connector.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Motherboard (board) 2 Daughter board 3 Connector main body 4 Elastic body (1st biasing means: opening / closing means) 5 Support plate (opening / closing means) 6 Movable part (opening / closing means) 7 Lid member (opening / closing means) 8 Hinge with spring (Second biasing means) 10 Connector 11 Switch (Detection means) 12 Indicator light (Notification means)

 ──────────────────────────────────────────────────続 き Continued on front page F term (reference) 5E021 FA05 FA09 FB02 FB14 FC06 FC38 FC40 HA07 KA05 KA11 MA03 MA06 MA19 5E023 AA04 AA16 BB02 BB22 BB29 CC12 GG03 HH01 HH09 HH13 HH27 HH30 5E087 EE12 LL04 LL12 LL04 LL12 LL04 RR41 5E348 AA03 AA24

Claims (6)

[Claims] 1. A connector comprising: a connector body having an opening on a connection side; and opening and closing means capable of opening and closing the opening of the connector body. 2. The opening / closing means is provided so as to be movable with respect to the connector main body, and receives a pressure from the other connector side in connection with another connector, so that the position with respect to the connector main body is set to a second position. A movable portion that is displaced from a position 1 to a second position; and a lid member that is rotatably attached to the movable portion and that changes a rotational position in accordance with the displacement of the movable portion. The lid member is arranged at a pivot position for closing the opening of the connector body when the movable part is at the first position, and when the movable part is at the second position. 2. The connector according to claim 1, wherein the connector is arranged at a rotation position for opening an opening of the connector body. 3. A first urging means for applying an urging force in a direction from the second position to the first position to the movable portion, and a rotation for closing an opening of the connector main body. The connector according to claim 2, further comprising: a second urging unit that applies a biasing force in a direction to the lid member. 4. A detecting means for detecting an open / closed state of an opening of the connector main body, and a notifying means for notifying an open / closed state of the opening of the connector main body based on the detection by the detecting means. The connector according to claim 1, wherein 5. A structure in which a rotation position of the lid member is defined by contacting a back surface side of the lid member with the connector main body, and a shape of the back surface side of the lid member is free from a center of rotation. The connector according to claim 2 or 3, wherein the connector has a curved surface shape that changes in a curve toward the end side. 6. A board comprising the connector according to claim 1.