KR101166042B1 - Connector - Google Patents

Abstract

The connector 1 is provided with the insertion hole 4, and is comprised so that it may connect with the FPC / FFC 80 inserted from the insertion hole 4. As shown in FIG. The connector 1 is provided with the actuator 30, the contact 20 provided with the 1st contact part 21, and the ground contact 50 provided with the 2nd contact part 52. As shown in FIG. When the actuator 30 is rotated, the first contact portion 21 of the contact 20 is displaced to contact the signal layer 82 of the FPC / FFC 80 while the second contact of the ground contact 50 is rotated. The portion 52 is not displaced. That is, the displacements of the first contact portion 21 and the second contact portion 52 are independent of each other. As a result, damage to the ground layer 84 of the FPC / FFC 80 can be prevented.

Description

Connector {CONNECTOR}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector for connecting to a board-like or sheet-like connection object such as a flexible printed circuit (FPC) or a flexible flat cable (FFC).

This type of connector is, for example, Patent Document 1 (Japanese Patent No. 4098290), Patent Document 2 (Japanese Patent No. 2913156) and Patent Document 3 (Japanese Patent Laid-Open No. 2008-235272). Is disclosed in.

The connector of patent document 1 is provided with the metal reinforcing member formed so that it may be isolate | separated from an actuator, and the ground contact is formed in a part of the said metal reinforcing member. For this reason, the ground contact is not directly deformed or displaced by the operation of the actuator. In addition, the contact portion of the signal contact and the contact portion of the ground contact contact on the same surface of the inserted FPC / FFC.

The connector of patent document 2 is equipped with the movable member which rotates operation. A ground part is formed on one surface of the movable member. By rotating the movable member, the ground portion is pressed on the ground layer of the FPC / FFC.

The connector of patent document 3 is equipped with the metal reinforcement member which directly defines a part of insertion hole. A part of the metal reinforcing member is formed with a ground portion having an approximately L shape. The ground portion is formed so as to be separated from the actuator. When the FPC / FFC is inserted into the insertion hole, the ground portion is brought into contact with the slide on the ground layer of the FPC / FFC relatively.

The connector of patent document 1 has a problem that an actuator opens by reaction force from a ground contact, and contact becomes unstable.

The connector of patent document 2 has a problem that the ground part may shave off the ground layer of FPC / FFC by the rotation operation of a movable member.

In the connector of Patent Literature 3, since the ground portion is formed in the insertion hole, when the FPC / FFC is inserted into the insertion hole, the ground portion and the ground layer of the FPC / FFC are in contact with each other while sliding (long). There is a risk of shaving off.

Therefore, an object of the present invention is to provide a connector in which contact stability is ensured without damaging the ground layer of the FPC / FFC.

According to the present invention, there is provided a connector having an insertion section having an insertion opening at a front end, wherein the connector is made of a board-like or sheet-like member inserted rearward from the insertion opening. 1 The connector which connects with a connection object is obtained. The connector has a housing, a contact, an actuator, and a ground contact. The said contact is supported by the said housing, and is provided with the lower part, the upper part, the connection part which connects the said lower part and the upper part, The said lower part has The first contact portion is formed. The actuator is supported by the housing so as to be rotatable between a closed position and an open position, provided with a lift up portion, and the lift up portion is the open position. The upper jaw portion is pressed in accordance with a rotation operation of rotating the actuator from the position toward the closed position, whereby the first connection object and the contact are connected. The ground contact is attached to the housing and has a second contact portion, wherein the second contact portion is located under the upper jaw portion and the second contact portion is displaced in accordance with the rotation operation of the actuator.位) Do not. The first contact portion and the first connection object are connected by the rotation operation of the actuator, and the first connection object inserted into the insertion portion is sandwiched by the lower receiving surface and the second contact portion of the insertion portion. (Iii)

In the present invention, the contact portion (second contact portion) of the ground contact is positioned below the upper jaw portion of the contact, so that the displacement of the second contact portion and the displacement of the first contact portion of the contact due to the rotational operation of the actuator are independent. As a result, the actuator is not opened by reaction force from the ground contact, and the ground layer of the connection object such as FPC / FFC can be prevented from being damaged by the second contact portion.

1 is a front perspective view showing a connector according to an embodiment of the present invention. The actuator included in the connector is in the open position.
FIG. 2 is a rear perspective view of the connector of FIG. The actuator is in the open position.
3 is a cross-sectional view showing the connector of FIG. The actuator is in the open position.
4 is a front perspective view of the connector of FIG. The actuator is in the closed position.
5 is a cross-sectional view showing the connector of FIG. The actuator is in the closed position.
6 is a perspective view showing the actuator of FIG.
FIG. 7 is a cross-sectional view of the actuator of FIG. 6 taken along the line VII-VII.
FIG. 8 is an enlarged view of the X region of the actuator of FIG. 6. FIG.
9 is a front perspective view showing a metal reinforcing member included in the connector of FIG.
FIG. 10 is a rear perspective view showing the metal reinforcing member of FIG.

Although the present invention can be variously modified or provided in various forms, specific embodiments as shown in the drawings will be described in detail below as an example. The drawings and embodiments are not intended to limit the invention to the particular forms disclosed herein, but rather include all modifications, equivalents, and alternatives within the scope of the appended claims. .

1 to 5, a connector 1 according to an embodiment of the present invention is attached to a circuit board (second connection object: not shown in the figure) and is connected to an FPC / FFC (first). Connection object) (80). The FPC / FFC 80 has a signal layer (plural signal terminals) 82 near the front end of the lower surface, and the ground layer 84 near the front end of the upper surface. Equipped with.

The connector 1 has a front end 2 and a rear end 3. The front end 2 is formed with an insertion opening 4. The insertion hole 4 is inserted with the FPC / FFC 80. The connector 1 connects with the FPC / FFC 80 inserted backward from this insertion port 4. The structure of the said connector 1 and the method of connection with the FPC / FFC 80 are demonstrated in detail below.

The connector 1 according to the present embodiment includes a housing 10 made of an insulating material, a plurality of contacts 20 made of metal, and an actuator made of an insulating material. ), A metal reinforcing member 40 made of metal, and a ground contact 50.

The housing 10 includes a front upper part 11, an upper inner surface 12, a lower receiving surface 13, and an upper receiving surface 16. The support part 14 and the rear end upper part 15 are provided. The upper upper end 11 and the upper inner surface 12 are protected by the metal reinforcing member 40. The lower receiving surface 13 is a plane defining the lower surface of the inserting portion 5 provided with the insertion opening 4. The upper receiving surface 16 is a plane defining the upper surface of the inserting portion 5. The support portion 14 is a hole for supporting the contact 20. The rear end part 15 constitutes an upper side of the support part 14. The insertion port 4 according to the present embodiment includes a lower receiving surface 13 and a part of the metal reinforcing member 40 (a portion of the metal reinforcing member 40 that protects the front end 11 and the upper inner surface 12). It is prescribed by). In the X direction (front and rear direction), the insertion port 4 is connected to the support 14.

Each contact 20 includes a lower part 22, a upper part 23, a connecting part 24, a supported part 25, and a signal terminal ( (26) is provided. The first contact portion 21 is formed in the lower jaw portion 22. The connection part 24 connects the lower part 22 and the upper part 23. The supported portion 25 is supported by the support portion 14 and elastically supports the connecting portion 24. The signal terminal 26 extends rearwardly downward (-Z direction and X direction) from the supported portion 25. The connection part 24 is connected so that the lower part 22 and the upper part 23 may comprise the shape (tuning fork) like a tuning fork. The signal terminal 26 is connected to a corresponding signal terminal (not shown) on the circuit board (not shown).

In the present embodiment, the connecting portion 24 is elastically supported by the supported portion 25. Accordingly, the upper jaw portion 23 and the lower jaw portion 22 rotate or move similarly to the rotation around the portion supported by the supported portion 25 of the connection portion 24. According to such a structure, when trying to lift the upper part 23 upward, the lower part 22 will also be lifted simultaneously, and the 1st contact part 21 will also move upwards.

The actuator 30 is supported by the housing 10 so as to be rotatable between an open position (see FIGS. 1 to 3) and a closed position (see FIGS. 4 and 5). .

6 to 8, in detail, the actuator 30 includes a shaft portion 32, a receiving portion 34, a lift up portion 36, and an enclosure portion. 38 is provided. The shaft portion 32 protrudes outward at the front end of both the left and right ends (both ends in the Y-direction). The receiving portion 34 is formed corresponding to the contact 20. The lift up part 36 is formed in the accommodating part 34. The enclosure part 38 constitutes the rear part of the actuator 30.

The shaft portion 32 according to the present embodiment is supported by the housing 10 so as to be rotatable and to be movable in the vertical direction (Z direction).

7 and 8, the receiving portion 34 is formed in a slit shape parallel to the XZ plane. In this embodiment, the accommodating part 34g corresponding to the ground contact 50 among the accommodating parts 34 has a structure different from the accommodating part (accommodating part which does not correspond to a ground contact) 34 other than this. Doing.

In detail, as shown in Fig. 8, the accommodating portion 34g corresponding to the ground contact 50 includes an upper accommodating portion 34a and a lower accommodating portion 34b. Equipped with. On the other hand, the accommodating part 34 other than this is equipped with the upper accommodating part 34a and the lower accommodating part 34c.

As can be understood from Fig. 8, the upper accommodating portion 34a of the accommodating portion 34g corresponding to the ground contact 50 and the upper accommodating portion 34a of the other accommodating portion 34 are substantially the same size. When the actuator 30 is in the closed position, a part of the upper jaw portion 23 of the contact 20 is mainly accommodated. On the other hand, the lower accommodating part 34b of the accommodating part 34g corresponding to the ground contact 50 is a little wider in the Y direction than the size of the lower accommodating part 34c of the accommodating part 34 other than this. When the actuator 30 is in the closed position, the ground contact 50 is mainly accommodated. As a result, deformation or displacement of the ground contact 50 is not inhibited.

As described above, only the accommodating portion 34g corresponding to the ground contact 50 has a different configuration from the accommodating portion 34 other than this, so that the pitch of the contact 20 can be kept to a minimum and the ground The smooth deformation and movement of the contact 50 can be enabled.

3, 5, 7, and 8, the lift up portion 36 has an eccentric shape. Moreover, the lift up part 36 connects the inner walls which comprise the accommodating part 34 in each accommodating part 34 in the Y direction. That is, the lift up part 36 is located in the accommodating part 34. The lift up portion 36 lifts up the upper jaw portion 23 of the contact 20 as shown in FIG. 5 in accordance with a rotation operation of rotating the actuator 30 from the open position to the closed position. lift up). When the lift up part 36 lifts up the upper part 23, the 1st contact part 21 formed in the lower part 22 is displaced upwards as mentioned above. When the first contact portion 21 is displaced upward, the FPC / FFC 80 is sandwiched between the first contact portion 21 and the upper receiving surface 16 of the inserting portion 5, and the FPC / FFC 80 is clamped. It is connected to the FFC 80.

Referring to Figure 5, the enclosure 38 surrounds the rear end 15 of the housing 10 when the actuator 30 is in the closed position. This enclosure also protects and surrounds the supported portion 25 of the contact 20.

1 and 4, the metal reinforcing member 40 is attached to the housing 10 to partially protect and reinforce the housing 10. In particular, the metal reinforcing member 40 is positioned to surround the insertion opening 4 in a plane parallel to the YZ plane. Specifically, a part of the metal reinforcing member 40 according to the present embodiment defines the insertion opening 4, and the other portions surround the insertion opening 4 at a position away from the insertion opening 4.

9 and 10, in detail, the metal reinforcing member 40 has a lower side from the front end of the upper reinforcing member 41 and the upper reinforcing member 41 extending in the Y direction. The front reinforcing member 43 extending toward the center, the lower reinforcing member 44 facing the upper reinforcing member 41 in the Z direction, and the upper side. A connecting portion 45 connecting the reinforcing member 41 and the lower reinforcing member 44, and side reinforcing portions 46 extending from both ends in the Y direction of the upper reinforcing member 41; have. The upper reinforcing member 41 has a thin long board-like shape and extends substantially parallel to the YX plane. At the rear edge of the upper reinforcing member 41, a fixed portion 42a protruding toward the rear side is formed. This fixed part 42a is fixed to the housing 10. The front reinforcing member 43 also has a thin long board-like shape and extends substantially parallel to the YZ plane between the two connecting portions 45. The lower reinforcing member 44 has a thin and long board shape and a U shape, and extends substantially parallel to the XY plane. At the rear edge of the lower reinforcing member 44, a fixed portion 42b protruding toward the rear is formed. This pinned portion 42b is a portion fixed to the housing 10. Moreover, the ground terminal 49 protrudes toward the front (-X direction) from the front edge (inner side of the U-shape) of the lower reinforcing member 44. The ground terminal 49 is connected to a ground portion (not shown) formed on a circuit board (not shown) on which the connector 1 is mounted. The connection part 45 has a surface substantially parallel to the YZ plane. In the side reinforcement part 46, a press-fit part 47 and a hold down part 48 are formed. The press-fit part 47 is press-fitted into the housing 10. The hold down part 48 is used to connect and fix the connector 1 to a circuit board (not shown). In this embodiment, soldering is used for the connection of the hold down part 48 to the circuit board (not shown). By attaching the metal reinforcing member 40 having such a configuration to the housing 10, the upper end portion 11 of the housing 10 is protected and reinforced by the upper reinforcing member 41 and the front reinforcing member 43. At this time, the connection part 45 is located in the left and right both sides of the insertion opening 4. Further, the lower reinforcing member 44 protects and reinforces the bottom side of the housing 10.

In the metal reinforcing member 40 according to the present embodiment, the ground contact 50 is integrally formed. In other words, the ground contact 50 according to the present embodiment is formed as part of the metal reinforcing member 40. However, the present invention is not limited to this, but the metal reinforcing member 40 and the ground contact 50 may be formed as separate bodies.

As shown in FIGS. 3 and 5, the ground contact 50 extends from the front end 2 of the connector 1 toward the insertion part 5. In detail, the ground contact 50 is provided with the contact support part 51 and the 2nd contact part 52. As shown in FIG. The contact supporting portion 51 extends in the metal reinforcing member 40 in a direction intersecting obliquely with both the lower edge rear (+ X direction) and the lower side (-Z direction) of the front reinforcing member 43. The second contact portion 52 is elastically supported by the contact support portion 51. The second contact portion 52 is located inward from the insertion hole 4 and is a portion electrically connected to the ground layer 84 of the FPC / FFC 80. In addition, the second contact portion 52 is also a portion for pinching the FPC / FFC 80 inserted into the insertion portion 5 with the lower receiving surface 13 of the insertion portion 5.

As can be understood from Figs. 3, 5 and 7, the ground contact 50 is attached to the housing 10 and partially accommodated in the wide lower accommodating portion 34b of the accommodating portion 34g. . The second contact portion 52 is in contact with the ground layer 84 of the FPC / FFC 80 inserted into the insertion portion 5 in the receiving portion 34g. Specifically, the second contact portion 52 is located below the upper jaw portion 23 (-Z direction). In other words, the second contact portion 52 is disposed near the lift up portion 36. For this reason, when the FPC / FFC 80 inserted in the insertion part 5 is pinched by the lower receiving surface 13 and the second contact part 52 of the insertion part 5, the FPC / FFC 80 No extreme shear stress is applied. In addition, the 2nd contact part 52 which concerns on this embodiment is arrange | positioned in the same position in the X direction (front-back direction) and the 1st contact part 21 of the contact 20. As shown in FIG. Here, "same location" is a broad meaning including the approximately or substantially the same location (hereinafter, the same).

Therefore, the actuator 30 may not be opened by reaction force from the ground contact 50. In addition, since the amount of slide (relative movement while contacting) between the ground layer 84 and the second contact portion 52 is small, the shearing of the ground layer 84 is reduced so that the shear stress described above is possible. It is alleviated.

In the present embodiment, the second contact portion 52 of the ground contact 50 is not displaced even if the rotational operation of the actuator 30 is directed from the open position to the closed position. In other words, the ground contact 50 according to the present embodiment is not pressurized by the actuator 30 in which the rotation operation is performed. As described above, in the present embodiment, the displacement of the first contact portion 21 of the contact 20 and the displacement of the second contact portion 52 of the ground contact 50 according to the rotation of the actuator 30 are independent of each other. have. As a result, the ground layer 84 is not damaged by the second contact portion 52 in the rotation of the actuator 30.

In the connector 1 according to the present embodiment, when the FPC / FFC 80 is not inserted (that is, when the FPC / FFC 80 is not inserted) and the actuator 30 is in the open position, The distance in the Z-direction (up-down direction) between the lower receiving surface 13 of the housing 10 and the second contact portion 52 of the ground contact 50 is smaller than the thickness of the FPC / FFC 80. Therefore, when the actuator 30 is in the open position and the FPC / FFC 80 is inserted into the inserting portion 5, the FPC / FFC 80 can be held in the connector 1.

Although the best embodiment of this invention was described, it is possible for an embodiment to be modified in the range which does not deviate from the mind of this invention, as obvious to a person skilled in the art, and such embodiment is a thing of the scope of this invention. .

Claims (11)

A connector having an inserting portion having an insertion opening at a front end, wherein the connector is connected to a board-like or sheet-shaped first connecting object inserted rearward from the insertion opening. In doing that,
The connector has a housing, a contact, an actuator, and a ground contact,
The said contact is supported by the said housing, and is provided with the lower part, the upper part, the connection part which connects the said lower part and the upper part, The said lower part has The first contact portion is formed,
The actuator is supported by the housing so as to be rotatable between a closed position and an open position, provided with a lift up portion, and the lift up portion is the open position. The upper jaw portion is pushed upward according to a rotation operation of rotating the actuator from the position toward the closed position, and thus the lower portion of the lower portion of the contact is integrally pressed upwardly by the contact having the upper jaw portion. The first contact portion is connected to the first connection object ,
The ground contact is attached to the housing and has a second contact portion, wherein the second contact portion is located under the upper jaw portion and the second contact portion is displaced in accordance with the rotation operation of the actuator. 하지) do not
And the first connection object inserted into the insertion portion by the rotation operation of the actuator is sandwiched by the lower receiving surface of the insertion portion and the second contact portion.
The method of claim 1,
And the second contact portion is disposed near the lift up portion.
The method according to claim 1 or 2,
And the first contact portion of the contact and the second contact portion of the ground contact are disposed at the same position in the front-rear direction.
The method according to claim 1 or 2,
The connector is used to be attached to the second connection object, and further includes a metal reinforcing member,
The metal reinforcing member is attached to the housing to reinforce the housing ,
And said ground contact is formed as part of said metal reinforcing member.
The method of claim 4, wherein
And the metal reinforcing member reinforces the insertion port in a plane perpendicular to the rear side.
The method of claim 5,
The ground contact has a contact support,
And said contact support portion extends backward and downward from said front end of said connector to support said second contact portion.
The method of claim 4, wherein
The metal reinforcing member has a hold down portion (hold down) is formed,
And said hold down portion is for connecting and fixing said connector with respect to said second connection object.
The method of claim 4, wherein
The second connection object has a ground portion,
A ground terminal is formed in the metal reinforcing member,
And the ground terminal is connected to the ground portion of the second connection object.
The method according to claim 1 or 2,
And when the actuator is rotated from the open position toward the closed position, the lift up portion lifts up the upper jaw to displace the first contact portion of the lower jaw upwards.
The method according to claim 1 or 2,
When the first connection object is not inserted and the actuator is in the open position, the distance in the vertical direction of the lower contact surface of the insertion portion and the second contact portion of the ground contact is equal to or larger than the first contact portion. It is thinner than the thickness in the said up-down direction of a connection object, The connector characterized by the above-mentioned.
The method according to claim 1 or 2,
The actuator is provided with a receiving portion,
The lift up part is located in the receiving part,
The ground contact is partially received in the receiving portion,
And the second contact portion is in contact with the first connection object in the accommodation portion when the first connection object is inserted into the insertion portion.

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