JP5203526B2 - connector - Google Patents

Description

The present invention relates to connectors that are used in cellular phones and laptop computers and digital cameras, etc., Keru One press contact particularly on a flexible printed board (hereinafter referred to as "FPC") or flexible flat cable (hereinafter referred to as "FFC") It relates to the mechanism.

  A connector used for a cellular phone, a CCD camera, etc. is a narrow pitch and extremely thin (so-called light thin short), and is mainly composed of a housing, a contact, and a slider, and the housing and the slider sandwich the FPC or FFC. It is. There are various methods for holding the FPC or FFC between the housing and the slider. However, there are many methods in which the slider is inserted after the FPC or FFC is inserted into the housing and the FPC or FFC is pressed against the contact.

  The housing is provided with a required number of insertion holes into which contacts are inserted and a fitting port into which an FPC or FFC is inserted.

  The contact 64 is substantially U-shaped as shown in FIG. 8, and is mainly composed of a contact portion 22 that contacts the FPC 40 or FFC, a connection portion 24 connected to a substrate or the like, and a fixed portion 42 fixed to the housing 62. Has been. The contact 64 is fixed to the housing 62 by press fitting or the like.

  For example, the slider 66 has a substantially wedge shape as shown in FIG. 8, and after inserting the FPC 40 or FFC into the housing 62 in which the required number of contacts 64 are arranged, the slider 66 is inserted. The slider 66 includes a mounting portion 74 that is mainly mounted on the housing 62 and a pressing portion 68 that presses the FPC 40 or FFC against the contact portion 22 of the contact 64. Before the FPC 40 or FFC is inserted, the slider 66 is temporarily attached to the housing 62. When the slider 66 is inserted after the FPC 40 or FFC is inserted, the FPC 40 or FPC is inserted as shown in FIG. The pressing portion 68 of the slider 66 is inserted in parallel with the FFC, and the FPC 40 or FFC is pressed against the contact portion 22 of the contact 64.

  In recent years, this type of connector 60 has been increasingly required to have a lower profile, but the connector 60 having the above-described structure has six layers (both sides in the thickness direction of the housing 62) as shown in FIG. The thickness of the contact portion 22 of the contact 64 and the receiving portion 70, the thickness of the pressing portion 68 of the slider 66, and the thickness of the FPC 40 or FFC). Considering the low profile, the receiving part 70 of the contact 64 is omitted, and five layers (the walls on both sides in the thickness direction of the housing 62, the thickness of the contact part 22 of the contact 64, the thickness of the pressing part 68 of the slider 66, The thickness of the FPC 40 or the FFC) can be made, but there is a problem to be solved such that the height cannot be lowered any more due to the strength and specifications of each part.

  Further, in the connector 60 having the structure as described above, the FPC 40 or FFC is inserted and the contact portion 22 of the contact 64 is pressed against the FPC 40 or FFC only on the fitting port 18 side of the housing 62, so the connector is small. There is also the problem that workability becomes worse the more it becomes.

  Furthermore, when it is required to narrow the pitch of the connector 60, if the contacts 64 are inserted from one direction as in the conventional structure, there is a limit to narrowing the connector.

The present invention has been made in view of such a conventional problem, and the first and second contacts of the first and second contacts are surely connected to the FPC or FFC with a slider without impairing the strength and specifications of each part . It is an object of the present invention to provide a connector that can press two contact portions, has good workability, and can reduce the pitch and reduce the height.

In order to achieve the above object, the gist of the present invention is as follows.
(1) A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first pressing portion extending from the first elastic portion is provided at a position facing the first connecting portion, and at least the pressing portion of the slider is in contact with the first connecting portion. Both the lower surface of the first pressing portion and the upper surface of the first connection portion facing the first pressing portion are formed flat,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. A second pressing portion that is arranged in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion, and at least the pressing portion of the slider is in contact with the second pressing portion. 2 Form the bottom surface of the holding part flat,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected.

(2) A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first contact portion is provided in a substantially crank shape so as to extend from the first elastic portion at a position facing the first connection portion and from the first fulcrum portion to the first contact portion. The first extending portion extends in the same direction as the first extending portion, and the first extending portion has the first insertion portion without a housing between the first extending portion and the first contact portion. Inserted into the groove,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. A second pressing portion that is arranged in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected.

(3) A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first contact portion is provided in a substantially crank shape so as to extend from the first elastic portion at a position facing the first connection portion and from the first fulcrum portion to the first contact portion. The first extending portion extends in the same direction as the first extending portion, and the first extending portion has the first insertion portion without a housing between the first extending portion and the first contact portion. A lower surface of the first pressing portion, which is inserted into the groove and is in contact with at least the pressing portion of the slider, and the first pressing portion Together form a flat upper surface of the first connecting portion opposed to,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. The second pressing portion is disposed in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion, and at least the second pressing portion of the slider is in contact with the second pressing portion. The bottom surface of the holding part is formed flat,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected.

(4) The connector according to any one of (1) to (3), wherein the first insertion groove penetrates the housing.

(5) The first and second housings are displaced when the first pressing portion of the first contact and the second pressing portion of the second contact are pushed up by the pressing portion of the slider and displaced upward. Any one of the above-mentioned (1) to (4), which has one cut-out portion corresponding to all the first and second contacts and cut out the housing so as not to prevent the upward displacement of the holding portion. Connector described in.

(6) A projection is provided at the tip of the first pressing portion of the first contact so that the pressing portion of the slider does not move in a direction toward the tip of the first pressing portion of the first contact. The connector according to any one of 1) to (5).

(7) A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact is located on the upper surface side of the FPC or the FFC, and between the second contact portion that is the contact portion and the second connection portion that is the connection portion, a second elastic portion and a second fulcrum portion And the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged so that the second fulcrum portion is positioned on the lower end side of the second elastic portion. The second pressing member that has a U-shaped second pressing portion that extends from the second elastic portion in a direction opposite to the second contact portion, and that is in contact with at least the pressing portion of the slider. Including a second contact formed by flatly forming the lower surface of the portion,
The housing is provided with a second insertion groove extending in a direction from the fitting port side toward the side on which the slider is mounted, and the second contact is inserted into the second insertion groove,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the second pressing portion, and engaging with the tip of the second pressing portion of the required number of the second contacts. Forming the holes separately and arranging partition walls between adjacent contacts;
With the rotation around the axis of the slider, the pressing portion acts on the second pressing portion of the second contact, and the second pressing portion is pushed up using the elongated shape of the pressing portion, Without the pressing part directly pressing the FPC or the FFC, the second contact part presses the FPC or the FFC due to the rotation around the axis of the slider, and is thereby electrically connected. Characteristic connector.

(8) The connector according to any one of (1) to (7), wherein the second insertion groove passes through the housing.

(9) The second contact has a second extending portion extending from the second fulcrum portion in a direction opposite to the second connecting portion, and at least the slider on the upper surface of the second extending portion. The connector according to any one of the above (1) to (8), wherein a portion in contact with the pressing portion is formed flat.

(10) The above-described configuration in which a protrusion is provided at the tip of the second pressing portion of the second contact so that the pressing portion of the slider does not move in a direction toward the tip of the second pressing portion of the second contact. The connector according to any one of 1) to (9).

(11) Any one of the above (1) to (10), wherein at least a portion of the upper surface of the housing facing the second pressing portion of the second contact that is in contact with the pressing portion of the slider is formed flat. The connector according to one item.

In the present invention, after the FPC or FFC is inserted into the fitting opening of the housing, the pressing portion acts on the first and second pressing portions along with the rotation around the axis of the slider, The first and second pressing portions are pushed up by using the elongated shapes of the first and second pressing portions, so that the first contact portion is caused to rotate around the axis of the slider so that the first contact portion is the FPC or the By pressing the FFC side, the following excellent effects can be obtained.

(1) the slider to is rotated by the second pressure receiving portion of the first connecting portion and the second contact of the first contact of the housing, the FPC of the first and second contact portions of the contact or since the structure to be pressed against the FFC, without inserting the slider into the fitting opening of said housing, low profile position of the connector by the thickness of the slider becomes available.

(2) two to prepare the first and second contacts, the first contact is inserted from the first connection portion, and inserting the second contact from the fitting opening side of said housing, said said slider By rotating on the first connection part side of the first contact and the second pressing part side of the second contact, it is possible to easily narrow and reduce the height.

(3) After the FPC or the FFC is inserted into the fitting opening of the housing, the first pressing portion utilizes the elongated shape of the first pressing portion along with the rotation around the axis of the slider. By being pushed up, the first contact portion is pressed toward the FPC or the FFC due to the rotation around the axis of the slider, so that the electrical connection can be reliably made.

(4) After the FPC or the FFC is inserted into the fitting opening of the housing, the second pressing portion utilizes the elongated shape of the second pressing portion as the slider rotates about the axis. By being pushed up, the second contact portion is pressed toward the FPC or the FFC due to the rotation around the axis of the slider, so that the electrical connection can be reliably made .

(5) By providing the first and second contacts of the first and second pressure receiving portions of at least one of the prevention means blister on the tip (the first and second protrusions), the rotation about the axis of the slider Along, when said pressing portion to act on the first and second pressure receiving portions of the first and second contacts, be strong repulsive force against the rotation of the slider, the central portion is an arrow "c" direction of the slider Can be prevented from swelling.

(6) pressing portion shaped elongate shape of the slider by the (major and minor axes is), upon rotating the slider reliably first and second of said first and second contact push the pressure receiving portion upward, the first and second contact portions can be easily pressed into the FPC or the FFC.

(7) The slider is provided with locking holes for engaging the first and second projecting portions of the required number of the first and second contacts, and the locking holes are made independent, thereby making the slider It is strong, can rotate reliably, and does not deform.

(8) the first the first extending portion provided to extend from the first fulcrum portion of the contact in the same direction as the first contact portion, the contact with the FPC or the FFC to the distal end of the first extending portion to the third contact portion further provided, to the insertion direction of the FPC or the FFC, results in providing the first and third contact portion in the direction perpendicular both sides, the FPC or the FFC first and third it means for clamping at the contact portion, it becomes possible to contact reliably the FPC or the FFC.

(9) also between the second fulcrum portion and the second connecting portion of the second contact further be provided a fourth contact portion that contacts the FPC or the FFC, to the insertion direction of the FPC or the FFC Te results in the provision of the second and fourth contact portion perpendicularly both sides, the so the FPC or the FFC so that sandwiching the second and fourth contact portion can contact reliably the FPC or the FFC It becomes like this.

(10) By arranging the first and second contacts in a staggered manner by changing the direction of insertion into the housing, the pitch can be narrowed and the profile can be lowered.

(A) It is a perspective view of the connector of this invention seen from the fitting port side of the state which the slider opened. (B) It is the perspective view of the connector shown to FIG. 1 (A) seen from the connection part side of the state which the slider opened. (A) It is a perspective view of the connector of this invention cut | disconnected by the contact part with the state which the slider opened. (B) It is a perspective view of the connector of this invention cut | disconnected by the contact part with the state which inserted FPC and the slider closed. It is a perspective view of a slider. (A) It is a perspective view of the 1st contact with two contact parts. (B) It is a perspective view of the 1st contact of another form with one contact part. It is a perspective view of the other connector of this invention . (A) It is a perspective view of the connector of this invention cut | disconnected by the 2nd contact part of the state in which the slider was open. (B) It is a perspective view of the connector of this invention cut | disconnected by the 2nd contact part in the state in which FPC was inserted and the slider was closed. It is a perspective view of the conventional connector seen from the fitting port side before FPC is inserted. (A) It is a perspective view of the conventional connector cut | disconnected by a certain contact part before FPC is inserted. (B) It is a perspective view of the conventional connector cut | disconnected by the contact part with the state in which FPC was inserted and the slider was inserted.

From Figure 3 with reference to FIG. 6, a description will be given of an embodiment of a connector of the present invention.
FIG. 3 is a perspective view of the slider. FIG. 4A is a perspective view of a first contact having two contact portions, and FIG. 4B is a perspective view of another form of first contact having one contact portion. FIG. 5 is a perspective view of the connector of the present invention as seen from the connecting portion side in a state where the slider is closed. FIG. 6A is a perspective view of the connector of the present invention cut at the second contact portion with the slider opened, and FIG. 6B is cut at the second contact portion with the FPC inserted and the slider closed. It is a perspective view of the connector of the present invention.

The connector 101 of the present invention mainly includes a housing 121 , a slider 161, and a contact 142 .

The components of the connector of the present invention will be described with reference to the drawings.
First, the first contact which is the point of the present invention will be described. This contact is made of metal and is manufactured by a known press working. The material of the contact is required to be springy or conductive, and examples thereof include brass, beryllium copper, and phosphor bronze.

The first contact 14, in FIG. 4 (A), the has a substantially H-shape, a first contact portion 22a in contact with mainly the FPC40 or the FFC, the first connecting portion 24a to be connected to the substrate The first fixing part 42a fixed to the housing 121, the first elastic part 34a and the first fulcrum part 32a provided between the first contact part 22a and the first connection part 24a, and the first connection a first pressure receiving portion 20a of the section 24a opposed to the position extending from the first elastic portion 34a, a first extended that extend in the same direction as the first contact portion 22a from the first fulcrum portion 32a and a section 22e, and further comprising a third contact portion 22c in contact with the FPC40 or the FFC to the end of the first extending portion 22e. The upper side of the first contact portion 22a (FIG. 4 (a drawing A) upper) said and said first elastic portion 34a and the first fulcrum portion 32a first connecting portion 24a, disposed substantially crank-shaped ing. It said first and third contact portions 22a, 22c, the FPC40 or said has a convex shape to facilitate contact with FFC, the first connecting portion 24a in this embodiment is a surface mount type as shown in FIG. 1 (SMT), but it may be a dip type. That is, two of the first and third contact portions 22a, and 22c are provided, so as to sandwich the FPC40 or the FFC. Wherein the insertion direction of FPC40 or the FFC, the perpendicular direction on both sides the first and third contact portions 22a, by providing the 22c, the FPC40 or the FFC two said first and third contact portions 22a, will be clamped at 22c, it becomes possible to contact reliably the FPC40 or the FFC.

The first fulcrum part 32a, the first elastic part 34a, and the first pressing part 20a are parts for performing the following actions when the FPC 40 or the FFC is inserted. After the FPC 40 or the FFC is inserted into the fitting port 18 of the housing 121, the pressing portion 36 and the first connection portion 24 a of the first contact 14 are moved by the rotation of the slider 161 around the axis 28 described above. The first pressing portion 20a acts on the first pressing portion 20a and is pushed up using the elongated shape of the pressing portion 36, so that the pressing portion does not directly press the FPC or the FFC. Due to the rotation around the axis of the slider, the first contact portion 22a is pressed toward the FPC 40 or the FFC side. The sizes and shapes of the first fulcrum part 32a, the first elastic part 34a, and the first pressing part 20a are appropriately designed to achieve such an action.

Further, Rukoto provided preventing means swelling at the tip of the first pressure receiving portion 20a of the first contact 14 is preferred. By rotation about the axis 28 of the slider 161, when the action of the first pressing portion 36a to the first pressure receiving portion 20a of the first contact 14, to a strong repulsive force against the rotation of the slider 161, slider 161 central portion of tend Ru blistering arrow "c" direction in FIG. 6 (B), by providing the bulging preventing means is because it is possible to prevent such a tendency. Furthermore, it is preferable that a first protrusion 26a is provided at the tip of the first pressing portion 20a as a swelling preventing means. The size of the first projecting portion 26a can be any size as long as it can the role may be suitably designed to the extent that the first pressing portion 36a of the slider 161 being caught.

Another first contact 141 will be described with reference to FIG. Here, only differences from the first contact 14 described above will be described. Another first elongated portion 22e provided to extend from the first fulcrum portion 32a in the same direction as the first contact portion 22a of the first contact 141, and obtained by deleting the third contact portion 22c between the FPC40 or the FFC Therefore, the shape is a substantially inverted h shape.

Further, the second contact of the present invention will be described. The second contact 142 is also made of metal, and is manufactured by a known press working. The material is the same as that of the first contact 14.

Similarly to the first contact 14, the second contact 142 has two types of a substantially inverted h shape and a substantially H shape. The substantially inverted h shape has a second contact that mainly contacts the FPC 40 or the FFC. Part 22b, a second connection part 24b connected to the substrate, a second fixing part 42b fixed to the housing 121, and a second elasticity provided between the second contact part 22b and the second connection part 24b. A portion 34b, a second fulcrum portion 32b, and a second pressing portion 20b extending from the second elastic portion 34b. The second contact portion 22b, the second elastic portion 34b, the second fulcrum portion 32b, and the second connection portion 24b are arranged in a substantially U shape. The substantially H-shaped one is provided with a second extending portion 44 extending from the second fulcrum portion 32b in the same direction as the second pressing portion 20b. The second contact portion 22b has a convex shape so that it can easily come into contact with the FPC 40 or FFC. In the present embodiment, the second connection portion 24b is a surface mount type (SMT) as shown in FIG. Dip type is also acceptable.

The second fulcrum portion 32b, the second elastic portion 34b, and the second pressing portion 20b are similar to the first contact 14 when the FPC 40 or the FFC is inserted therein. The second pressing portion 36b acts on the second pressing portion 20b of the second contact 142 as the surroundings rotate, and the second pressing portion 20b is pushed up by using the elongated shape of the pressing portion 36. Thus, the second contact portion 22b is pressed toward the FPC 40 or the FFC due to the rotation around the axis of the slider without the pressing portion directly pressing the FPC or the FFC. The size and shape of the second fulcrum portion 32b, the second elastic portion 34b, and the second pressing portion 20b are appropriately designed to achieve such an action .

In addition, a second protrusion 26b is provided at the tip of the second pressing portion 20b of the second contact 142. When the pressing portion 36 is applied to the second pressing portion 20b of the second contact 142 along with the rotation of the slider 161 around the axis, the repulsive force against the rotation of the slider 161 is strong. However, this tendency can be prevented by providing the second protrusion 26b. The size of the second protrusion 26b may be any size as long as it can fulfill such a role, and is appropriately designed to the extent that the pressing portion 36 of the slider 161 is caught.

Next, the slider which is another point of the present invention will be described. This slider is an electrically insulating plastic and is manufactured by a known technique of injection molding. The material is appropriately selected in consideration of dimensional stability, workability, cost, etc. In general, polybutylene terephthalate ( PBT), polyamide (66PA, 46PA), liquid crystal polymer (LCP), polycarbonate (PC), and synthetic materials thereof. The slider 161 is mainly the a shaft 28 portion that is rotatably mounted on the opposite side of the fitting opening 18 of the housing 121, the first and first and second pressure receiving portion 20a of the second contact 14,142 , 20b , and a locking hole 30 with which the first and second protrusions 26a, 26b of the first and second contacts 14, 142 are engaged. The shaft 28 is a fulcrum for rotating the slider 161 , and the slider 161 is appropriately mounted on both sides of the housing 121 in the longitudinal direction. Further, on both sides in the longitudinal direction, the slider 161 does not lift in the height (upper drawing) direction when the first and second pressing portions 20a, 20b of the first and second contacts 14, 142 are pressed. Therefore, a lock portion that engages with the housing 121 is provided. The lock portion may have any shape and size as long as it can be engaged with the housing 121, and is appropriately designed in consideration of the above-described role and the size and strength of the connector.

The pressing portion 36 is a portion that is pressed against the first and second pressing portions 20a and 20b of the first and second contacts 14 and 142 , and has an elongated shape. In this embodiment , the pressing portion 36 has an elliptical shape. By this way elliptical shape, the slider 161 is rotated in the arrow "b" direction as shown in FIG. 2 (A), the first pressure receiving portion 20a and the second contact 142 of the first contact 14 By acting on the second pressing portion 20b, the first and second pressing portions 20a, 20b of the first and second contacts 14, 142 are lifted by the change in the size of the pressing portion 36, and the FPC 40 or The FFC is pressed against the first and second contact portions 22a, 22b of the first and second contacts 14, 142 . As the shape of the pressing portion 36, it acts on the first pressing portion 20 a of the first contact 14 and the second pressing portion 20 b of the second contact 142 as the slider 161 rotates around the axis . Any one may be used as long as the first and second pressing portions 20a and 20b of the first and second contacts 14 and 142 are pushed up due to a difference in size such as the long axis and the short axis.

Further, upon rotating the slider 161, the repulsive force against the rotation of the slider 161 is strong, the central portion of the slider 161 to prevent you blistering arrow "c" direction shown in FIG. 6 (B) Therefore, the locking hole 30 with which the second protrusion 26b of the second contact 142 is engaged is provided independently. The locking hole 30 by the provided independently, thereby preventing deformation during strength up and rotation of the slider 161.

Finally, the housing will be described. This housing is an electrically insulating plastic, and is manufactured by injection molding of a known technique. The material is appropriately selected in consideration of dimensional stability, workability, cost, etc. In general, polybutylene terephthalate ( PBT), polyamide (66PA, 46PA), liquid crystal polymer (LCP), polycarbonate (PC), and synthetic materials thereof. The housing 121 is provided with an insertion groove 38 in which a required number of the first and second contacts 14, 141, 142 are mounted, and is fixed by press-fitting, hooking (lance), welding, or the like.

Further, bearing portions to which the shaft 28 of the slider 161 is rotatably attached are provided on both sides in the longitudinal direction. Shape and size of the bearing portion, if the shaft 28 of the slider 161 is mounted for rotation may be any one, it is suitably designed in consideration of the strength, size, and the like of the role and the housing 121 . On both sides in the longitudinal direction, locking portions are provided at positions corresponding to the lock portions of the slider 161 .

The present invention is used for a connector used in a mobile phone, a notebook computer, a digital camera, and the like, and particularly relates to a mechanism for pressing a contact against a flexible printed circuit board (hereinafter referred to as “FPC”) or a flexible flat cable (hereinafter referred to as “FFC”). Is.

10, 101, 60 Connector 12, 121, 62 Housing
14, 141 first contact
142 2nd contact
16, 161, 66 Slider 18 Mating port
20a, 20b first and second pressing portions
22a-22d 1st-4th contact part
24a, 24b first and second connection parts
26a, 26b first and second projecting portions 28 shaft 30 locking hole
32a, 32b first and second fulcrum parts
34a, 34b First and second elastic portions 36, 68 Pressing portion 38 Inserting groove 40 FPC
42a, 42b First and second fixing portion 44 Second extending portion 70 Receiving portion 72 Slit 74 Mounting portion 76 Fixing tool

Claims (11)

A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first pressing portion extending from the first elastic portion is provided at a position facing the first connecting portion, and at least the pressing portion of the slider is in contact with the first connecting portion. Both the lower surface of the first pressing portion and the upper surface of the first connection portion facing the first pressing portion are formed flat,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. A second pressing portion that is arranged in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion, and at least the pressing portion of the slider is in contact with the second pressing portion. 2 Form the bottom surface of the holding part flat,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected. A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first contact portion is provided in a substantially crank shape so as to extend from the first elastic portion at a position facing the first connection portion and from the first fulcrum portion to the first contact portion. The first extending portion extends in the same direction as the first extending portion, and the first extending portion has the first insertion portion without a housing between the first extending portion and the first contact portion. Inserted into the groove,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. A second pressing portion that is arranged in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected. A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact includes first and second contacts which are two different types of contacts, and the first and second contacts are arranged in a staggered manner by alternately changing the direction of insertion into the housing.
The housing is provided with a first insertion groove extending in a direction from the side where the slider is mounted toward the fitting port and a second insertion groove extending in a direction from the fitting port toward the side where the slider is mounted. The first contact is inserted into the first insertion groove, the second contact is inserted into the second insertion groove,
The first contact is located between the first contact portion that is located on the upper surface side of the FPC or the FFC and is the contact portion, and the first connection portion that is the connection portion. A first fulcrum portion, and the first contact portion, the first elastic portion, the first fulcrum portion, and the first connection portion, and the first fulcrum portion is located on a lower end side of the first elastic portion. The first contact portion is provided in a substantially crank shape so as to extend from the first elastic portion at a position facing the first connection portion and from the first fulcrum portion to the first contact portion. The first extending portion extends in the same direction as the first extending portion, and the first extending portion has the first insertion portion without a housing between the first extending portion and the first contact portion. A lower surface of the first pressing portion, which is inserted into the groove and is in contact with at least the pressing portion of the slider, and the first pressing portion Together form a flat upper surface of the first connecting portion opposed to,
The second contact is located between the second contact portion that is located on the upper surface side of the FPC or the FFC and that is the contact portion, and the second connection portion that is the connection portion. The second fulcrum portion is provided, and the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged, and the second fulcrum portion is positioned on the lower end side of the second elastic portion. The second pressing portion is disposed in a substantially U-shape and extends from the second elastic portion in a direction opposite to the second contact portion, and at least the second pressing portion of the slider is in contact with the second pressing portion. The bottom surface of the holding part is formed flat,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the first and second pressing portions, and the first and second pressing portions of the required number of the first and second contacts. A locking hole that engages with the tip of the part is formed independently and a partition wall is disposed between adjacent contacts,
As the slider rotates about the axis, the pressing portion acts on the first and second pressing portions of the first and second contacts, and the first pressing portion and the second pressing portion are The first and second contact portions are pushed up by utilizing the elongated shape of the pressing portion, and the first and second contact portions do not directly press the FPC or the FFC, and the first and second contact portions are caused by the rotation around the axis of the slider. A connector, wherein the FPC or the FFC is pressed to be electrically connected. The connector according to claim 1, wherein the first insertion groove passes through the housing. When the first pressing portion of the first contact and the second pressing portion of the second contact are pushed up and displaced upward by the pressing portion of the slider, the housing has the first and second pressing portions. 5. The connector according to claim 1, wherein the connector has one cutout portion corresponding to all of the first and second contacts, the cutout portion of the housing, so as not to prevent the upward displacement of the first and second contacts. 6. A projection is provided at the tip of the first pressing portion of the first contact so that the pressing portion of the slider does not move in a direction toward the tip of the first pressing portion of the first contact. The connector according to any one of the above. A connector that is detachably fitted to a flexible printed circuit board (FPC) or a flexible flat cable (FFC),
A required number of contacts having a contact portion that contacts the FPC or the FFC, and a connection portion that connects to a substrate; a housing having a fitting port in which the contact is held and the FPC or the FFC is inserted; On the opposite side of the fitting port, the FPC or FFC is provided with a slider that presses the contact, and the contact portion contacts at least the upper surface of the FPC or the FFC.
The contact is located on the upper surface side of the FPC or the FFC, and between the second contact portion that is the contact portion and the second connection portion that is the connection portion, a second elastic portion and a second fulcrum portion And the second contact portion, the second elastic portion, the second fulcrum portion, and the second connection portion are arranged so that the second fulcrum portion is positioned on the lower end side of the second elastic portion. The second pressing member that has a U-shaped second pressing portion that extends from the second elastic portion in a direction opposite to the second contact portion, and that is in contact with at least the pressing portion of the slider. Including a second contact formed by flatly forming the lower surface of the portion,
The housing is provided with a second insertion groove extending in a direction from the fitting port side toward the side on which the slider is mounted, and the second contact is inserted into the second insertion groove,
The slider is provided with an elongate pressing portion continuously provided in the longitudinal direction, immediately below the second pressing portion, and engaging with the tip of the second pressing portion of the required number of the second contacts. Forming the holes separately and arranging partition walls between adjacent contacts;
With the rotation around the axis of the slider, the pressing portion acts on the second pressing portion of the second contact, and the second pressing portion is pushed up using the elongated shape of the pressing portion, Without the pressing part directly pressing the FPC or the FFC, the second contact part presses the FPC or the FFC due to the rotation around the axis of the slider, and is thereby electrically connected. Characteristic connector. The connector according to claim 1, wherein the second insertion groove passes through the housing. The second contact has a second extending portion extending from the second fulcrum portion in a direction opposite to the second connecting portion, and at least the pressing portion of the slider on the upper surface of the second extending portion. The connector as described in any one of Claims 1-8 formed by forming in flat the part which touches. A protrusion is provided at the tip of the second pressing portion of the second contact so that the pressing portion of the slider does not move in a direction toward the tip of the second pressing portion of the second contact. The connector according to any one of the above. 11. The connector according to claim 1, wherein at least a portion of the upper surface of the housing facing the second pressing portion of the second contact that is in contact with the pressing portion of the slider is formed flat. .

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