connector
The connector design addresses the constraint of substrate area usage by integrating a rotatable cover housing and locking fitting within the main housing, reducing the space needed for circuit patterns and enhancing stability through alternate connections and structural rigidity.
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- JST MFG CO LTD
- Filing Date
- 2022-07-12
- Publication Date
- 2026-07-23
AI Technical Summary
Existing connectors for flexible conductive members require significant substrate area for fixing brackets or mounting nails, constraining circuit pattern arrangements and increasing the area occupied by circuit patterns on the substrate.
A connector design that includes a main housing with integrated contacts, a rotatable cover housing, and a locking fitting that allows the rotation axis to be held within the main housing, eliminating the need for external connections and allowing for alternate substrate connection points, along with thickened cover housing ends and recessed grooves for stability.
Reduces the substrate area required for circuit pattern arrangement by eliminating external connections and enhances connector stability through alternate connection points and structural rigidity.
Smart Images

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Abstract
Description
Technical Field
[0001] The present invention relates to a connector for connecting a flexible conductive member having a plurality of conductors to a substrate.
Background Art
[0002] Conventionally, as a connector for connecting a flexible conductive member having a plurality of conductors to a substrate, the connectors disclosed in Patent Document 1 or Patent Document 2 are known.
[0003] In the connector disclosed in Patent Document 1, a flexible conductive member provided as an FPC 70 is inserted into a main body housing provided as an insulator 20. And, in the connector of Patent Document 1, a cover housing provided as an actuator 50 that is rotatably attached to the main body housing so as to be rotatable to open and close and sandwiches the flexible conductive member together with the main body housing is provided. Further, in the connector of Patent Document 1, a fixing bracket 60 that rotatably supports the rotation axis (large-diameter rotation axis 53) of the cover housing together with the main body housing and is connected to the mounting surface on the surface of the substrate is provided. The fixing bracket 60 is provided with a tail portion 61 that protrudes outside the main body housing, and is connected to the mounting surface on the surface of the substrate at the tail portion 61.
[0004] In the connector disclosed in Patent Document 2, a flexible conductive member provided as a flexible cable 3 is inserted into a main housing provided as a housing 10. Furthermore, the connector in Patent Document 2 is provided with a cover housing provided as an actuator 30 that is rotatably attached to the main housing so as to be able to open and close, and which sandwiches the flexible conductive member together with the main housing. In addition, the connector in Patent Document 2 is provided with mounting nails 40 that are attached to the main housing, rotatably support the rotation axis (rotation axis 32) of the cover housing, and are connected to a substrate (PCB 2). The mounting nails 40 are provided so as to protrude to the outside of the main housing and are connected to the substrate at the portion that protrudes from the main housing. [Prior art documents] [Patent Documents]
[0005] [Patent Document 1] Patent No. 5362765 specification [Patent Document 2] Patent No. 5736077 specification [Overview of the project] [Problems that the invention aims to solve]
[0006] The connector disclosed in Patent Document 1 is configured such that a fixing bracket 60, which rotatably supports the rotation axis of the cover housing together with the main housing, is connected to the substrate at a tail portion 61 that protrudes to the outside of the main housing. Therefore, an area is required on the mounting surface of the substrate to connect the fixing bracket 60. This results in increased constraints on the arrangement of circuit patterns on the mounting surface of the substrate, and the area of the region on the substrate where circuit patterns are arranged becomes larger.
[0007] Furthermore, the connector disclosed in Patent Document 2 is configured such that the mounting nail 40, which is attached to the main housing and rotatably supports the rotation axis of the cover housing, is connected to the substrate at a portion that protrudes to the outside of the main housing. Therefore, an area is required on the mounting surface of the substrate to connect the mounting nail 40. This results in greater constraints on the arrangement of circuit patterns on the mounting surface of the substrate, and the area of the region on the substrate where circuit patterns are arranged becomes larger.
[0008] In view of the above circumstances, the present invention aims to provide a connector that can relax the constraints on the arrangement of circuit patterns on a substrate to which the connector is connected, thereby reducing the area of the region on the substrate where the circuit patterns are arranged. [Means for solving the problem]
[0009] (1) A connector according to a certain aspect of the present invention for achieving the above objective relates to a connector for connecting a flexible conductive member having a plurality of conductors to a substrate. The connector according to a certain aspect of the present invention comprises: a plurality of contacts fixed to and connected to the substrate and connected to each of the plurality of conductors; a main housing that holds the plurality of contacts and into which the ends of the flexible conductive member are inserted; a cover housing that is rotatably attached to the main housing so as to be able to open and close, and is configured to sandwich the ends of the flexible conductive member inserted into the main housing together with the main housing; and a locking fitting that is inserted inside the main housing and held inside the main housing, and locks with a rotating shaft provided in the cover housing while held by the main housing, wherein the rotating shaft of the cover housing is rotatably held by the main housing and the locking fitting.
[0010] In this configuration, the connector is mounted to the circuit board by fixing and connecting multiple contacts held in the main housing to the circuit board. A locking mechanism, which engages with the rotation axis of the cover housing while held in the main housing, thereby allowing the rotation axis of the cover housing to rotate freely together with the main housing, is inserted into the inside of the main housing and held therein. Therefore, the locking mechanism that rotatably locks the rotation axis of the cover housing is inserted into the inside of the main housing and held therein, and is held in the main housing without being connected to the circuit board. As a result, no area is required on the mounting surface of the circuit board for connecting the locking mechanism. This relaxes the constraints on the placement of circuit patterns on the mounting surface of the circuit board and reduces the area on the circuit board where circuit patterns are placed.
[0011] Therefore, according to the above configuration, it is possible to provide a connector that can relax the constraints on the arrangement of circuit patterns on the substrate to which the connector is connected, thereby reducing the area of the region on the substrate where the circuit patterns are arranged.
[0012] (2) The main body housing is provided with a recess into which the rotating shaft of the cover housing is inserted, and the locking fitting is provided with a locking portion that, when the locking fitting is inserted into and held in the main body housing, locks with the rotating shaft inserted into the recess opposite to the recess of the main body housing, and the rotating shaft may be rotatably held between the recess of the main body housing and the locking portion of the locking fitting.
[0013] In this configuration, the rotation axis of the cover housing is inserted into a recess in the main housing, and the locking portion of the locking fitting inserted into the main housing is positioned opposite the recess, thereby holding the rotation axis of the cover housing rotatably. Thus, a configuration in which the cover housing is rotatably held by the main housing and the locking fitting inserted into the main housing can be realized with a simple structure in which a recess is provided in the main housing and a locking portion of the locking fitting is provided opposite the recess.
[0014] (3) The locking fitting is provided with a pair of parallel arms, and when the locking fitting is inserted into the main body housing, each of the pair of arms may be press-fitted into the main body housing.
[0015] With this configuration, the pair of arms provided on the locking fitting are press-fitted into the main housing, so that the locking fitting inserted into the main housing can be firmly held against the main housing.
[0016] (4) Each of the plurality of contacts is provided with a substrate connection portion that extends outward from the main housing and is fixedly connected to the substrate, and the substrate connection portions of the plurality of contacts are provided to extend outward from the main housing in a front-to-back direction which is perpendicular to the width direction in which the plurality of contacts are arranged side by side in the main housing and also perpendicular to the height direction of the main housing, and the substrate connection portions of the plurality of contacts arranged in the width direction may be provided to extend outward alternately from the main housing in opposite directions in the front-to-back direction.
[0017] In this configuration, the substrate connection portions of multiple contacts arranged in the width direction of the connector are provided so that they alternately protrude from the main housing in opposite directions in the front-to-back direction of the connector. As a result, the connector is fixed and connected to the substrate by the substrate connection portions of the contacts that alternately protrude from the main housing on both sides in the front-to-back direction. This allows the connector to be fixed to the substrate more firmly and stably on both sides in the front-to-back direction.
[0018] (5) The cover housing is provided with thickened portions at both ends in the width direction, which is the direction in which the plurality of contacts are arranged side by side in the main housing, and the thickness of the thickened portions is greater at both ends in the width direction than at the central portion in the width direction, and the main housing is provided with recessed grooves into which the thickened portions fit when the cover housing is open relative to the main housing.
[0019] With this configuration, the cover housing has thickened sections on both ends in the width direction, thereby improving the rigidity of the cover housing. Furthermore, recessed grooves are provided in the main housing, and when the cover housing is open, the thickened sections of the cover housing fit into these recessed grooves. Therefore, when the cover housing is open, its thickened sections fit into the recessed grooves of the main housing, providing stable and firm support to the main housing. As a result, even if an external force is applied to the cover housing when it is open, the cover housing remains stably and firmly supported by the main housing, preventing damage. [Effects of the Invention]
[0020] According to the present invention, it is possible to provide a connector that can relax the constraints on the arrangement of circuit patterns on a substrate to which the connector is connected, thereby reducing the area of the region on the substrate where the circuit patterns are arranged. [Brief explanation of the drawing]
[0021] [Figure 1] This is a perspective view showing a connector according to one embodiment of the present invention connected to a substrate, wherein a flexible conductive member is connected to the connector. [Figure 2] This is a perspective view showing a connector connected to a circuit board, illustrating the intermediate state of the process of connecting a flexible conductive member to the connector. [Figure 3]A perspective view showing the state where the connector is connected to the substrate, and it is a view showing the state seen from the mounting surface side of the substrate where the connector is mounted. [Figure 4] A perspective view of the connector, showing the state where the cover housing of the connector is open. [Figure 5] A perspective view of the connector, showing the state where the cover housing of the connector is closed. [Figure 6] FIG. 6(A) is a plan view of the connector, and FIG. 6(B) is a bottom view of the connector. [Figure 7] A perspective view of the connector showing a state including a cross-section, and it is a view showing the connector in a state during the operation where the flexible conductive member is connected. [Figure 8] A perspective view of the connector showing a state including a cross-section, and it is a view showing the connector in a state where the flexible conductive member is connected. [Figure 9] A cross-sectional view of the connector, and it is a cross-sectional view in a state where the cover housing of the connector is open. [Figure 10] A cross-sectional view of the connector, and it is a cross-sectional view in a state where the cover housing of the connector is closed. [Figure 11] A perspective view showing an enlarged part of the connector, and it is a view showing the state where the cover housing of the connector is open. [Figure 12] A perspective view showing an enlarged part of the connector, and it is a view showing the state where the cover housing of the connector is closed. [Figure 13] A perspective view of the cover housing of the connector. [Figure 14] A cross-sectional view of the connector, and it is a view showing an enlarged part of the connector. [Figure 15] A perspective view of the locking fitting of the connector. [Figure 16]These figures illustrate the connection operation between a connector and a flexible conductive member. Figure 16(A) is a cross-sectional view showing the state before the flexible conductive member is inserted into the connector, Figure 16(B) is a cross-sectional view showing the state after the flexible conductive member has been inserted into the connector, and Figure 16(C) is a cross-sectional view showing the state after the connector and the flexible conductive member are connected. [Modes for carrying out the invention]
[0022] The embodiments for carrying out the present invention will be described below with reference to the drawings. The present invention can be widely applied to various applications as a connector for connecting a flexible conductive member having multiple conductors to a substrate.
[0023] [Overall connector configuration] Figure 1 is a perspective view showing a connector 1 according to one embodiment of the present invention connected to a substrate 100, with a flexible conductive member 101 connected to the connector 1. Figure 2 is a perspective view showing a connector 1 connected to a substrate 100, with the flexible conductive member 101 being connected to the connector 1 in progress. Figure 3 is a perspective view showing a connector 1 connected to a substrate 100, with the view from the mounting surface 100a side on the substrate 100 where the connector 1 is mounted. Figure 4 is a perspective view of the connector 1 with the cover housing 13 of the connector 1 open. Figure 5 is a perspective view of the connector 1 with the cover housing 13 of the connector 1 closed.
[0024] Referring to Figures 1 to 5, the connector 1 comprises a main housing 11, a plurality of contacts 12, a cover housing 13, and a pair of locking fittings 14. The main housing 11 is made of an insulating synthetic resin material and holds the plurality of contacts 12 and the pair of locking fittings 14. The plurality of contacts 12 are made of a conductive metal material and are each held in the main housing 11. The cover housing 13 is made of an insulating synthetic resin material and is rotatably attached to the main housing 11 so as to be able to open and close. The cover housing 13 is configured to sandwich the end 101a of the flexible conductive member 101 together with the main housing 11. The pair of locking fittings 14 are made of a metal material and are inserted into the inside of the main housing 11 and held inside the main housing 11. The pair of locking fittings 14 are configured to rotatably hold the cover housing 13 together with the main housing 11.
[0025] Connector 1 is configured to be mounted on a circuit board 100 by being fixed to the circuit board 100 by soldering at multiple contacts 12 and making mechanical and electrical connections. Furthermore, while connector 1 is mounted on the circuit board 100, a flexible conductive member 101 is connected to it. When connecting connector 1 and flexible conductive member 101, the end 101a of the flexible conductive member 101 is inserted into the main housing 11, and the cover housing 13 is closed against the main housing 11. The connection between connector 1 and flexible conductive member 101 is completed when the end 101a of the flexible conductive member 101 is sandwiched between the main housing 11 and the cover housing 13.
[0026] In Figures 1 to 3, only a portion of the substrate 100 on which the connector 1 is mounted is schematically shown in a cutaway state, and only the portion on which the connector 1 is mounted and its vicinity are shown. The substrate 100 is configured as a substrate on which a circuit pattern is provided on the mounting surface 100a. Figure 3 shows the substrate 100 and the connector 1 as seen from the mounting surface 100a side, which is the surface on the substrate 100 where the connector 1 is mounted and connected. Note that the circuit pattern on the substrate 100 is not shown in Figure 3. Also, Figures 1 and 2 show the substrate 100 and the connector 1 as seen from the non-mounting surface 100b side, which is the side of the substrate 100 opposite to the mounting surface 100a. When the connector 1 is mounted on the substrate 100, each of the multiple contacts 12 of the connector 1 is connected to the substrate 100 by soldering. Furthermore, the substrate 100 is provided with a through hole 100c that penetrates the substrate 100 from the mounting surface 100a to the non-mounting surface 100b. The connector 1 is mounted on the substrate 100 with the connector 1 positioned inside the through hole 100c provided in the substrate 100. That is, the connector 1 is mounted on the substrate 100 with multiple contacts 12 soldered to the mounting surface 100a of the substrate 100, with the connector 1 positioned inside the through hole 100c of the substrate 100.
[0027] In Figures 1 to 3, the flexible conductive member 101 connected to the connector 1 is schematically shown in a partially cutaway state, with only the portion connected to the connector 1 and its vicinity being illustrated. In this embodiment, the flexible conductive member 101 is configured as a flexible flat cable having multiple insulated conductors. The multiple conductors (not shown) in the flexible conductive member 101 are each formed in an elongated shape and are arranged at equal intervals in the flexible conductive member 101 so as to extend parallel to each other. The flexible conductive member 101 is also provided with a conductor exposure portion (not shown) at its end 101a where the ends of the multiple conductors are exposed. The conductor exposure portion is provided at the end 101a of the flexible conductive member 101 as a portion that exposes the ends of the multiple conductors on one of the flat front and back surfaces. When the flexible conductive member 101 is connected to the connector 1, the multiple conductors exposed to the outside at the conductor exposure portion at the end 101a of the flexible conductive member 101 contact the multiple contacts 12 of the connector 1, respectively, and are electrically connected.
[0028] The following describes the more detailed configuration of connector 1. In the following description, the height direction X1, width direction X2, and front-to-back direction X3 of connector 1 and its main housing 11 are defined as indicated by the double-ended arrows X1, X2, and X3 in Figures 1 to 5 and the drawings described later.
[0029] The height direction X1 of the connector 1 and the main housing 11 is defined as the direction parallel to the thickness direction of the substrate 100 when the connector 1 is mounted on the substrate 100. That is, the height direction X1 is defined as the direction parallel to the direction perpendicular to the flat mounting surface 100a and the non-mounting surface 100b of the substrate 100 when the connector 1 is mounted on the substrate 100. The width direction X2 of the connector 1 and the main housing 11 is the direction perpendicular to the height direction X1 and is defined as the direction in which the multiple contacts 12 are arranged side by side in the main housing 11 of the connector 1. The front-to-back direction X3 of the connector 1 and the main housing 11 is defined as the direction perpendicular to the width direction X2 and also perpendicular to the height direction X1. The front-to-back direction X3 is the direction parallel to the flat mounting surface 100a and the non-mounting surface 100b of the substrate 100 when the connector 1 is mounted on the substrate 100. The flexible conductive member 101, which is connected to the connector 1 mounted on the circuit board 100, is pulled out from the connector 1 along the front-to-back direction X3.
[0030] [contact] Figure 6(A) is a plan view of connector 1, and Figure 6(B) is a bottom view of connector 1. Figure 6(A) is a plan view of connector 1 with the cover housing 13 closed to the main housing 11. Figure 6 also schematically shows the state in which the cover housing 13 is closed to the main housing 11, with connector 1 not mounted on the substrate 100 and the flexible conductive member 101 not connected to connector 1. Figure 7 is a perspective view of connector 1 including a cross-section, showing connector 1 in an intermediate state during the operation of connecting the flexible conductive member 101. Figure 8 is a perspective view of connector 1 including a cross-section, showing connector 1 with the flexible conductive member 101 connected. Figures 7 and 8 show cross-sections perpendicular to the width direction X2. Figures 7 and 8 also schematically show the state in which connector 1 and the flexible conductive member 101 are connected, with connector 1 not mounted on the substrate 100.
[0031] Referring to Figures 1 to 8, the multiple contacts 12 are fixedly connected to the substrate 100 and are also configured to be connected to multiple conductors of the flexible conductive member 101. Each of the multiple contacts 12 is provided in the form of a plate, for example, formed by punching out a flat metal plate, and is held in the main body housing 11 in a state where it extends flat along the height direction X1 and the front-to-back direction X3. That is, each plate-shaped contact 12 is held in the main body housing 11 in a state where it extends flat along a plane perpendicular to the width direction X2. The multiple contacts 12 are held in the main body housing 11 in a state where they extend parallel to each other in a direction perpendicular to the width direction X2 and are aligned along the width direction X2.
[0032] Referring to Figures 4 to 8, each of the multiple contacts 12 is provided with a main body portion 21, a substrate connection portion 22, a spring contact portion 23, and a cover holding portion 24. The main body portion 21, the substrate connection portion 22, the spring contact portion 23, and the cover holding portion 24 are integrally provided. The main body portion 21 of the contact 12 is formed as a substantially rectangular plate-like portion and is provided as a portion that is press-fitted into and held by the main body housing 11.
[0033] The substrate connection portion 22 of the contact 12 is provided as a part of the contact 12 that is fixedly connected to the substrate 100. The substrate connection portion 22 is formed to extend cantilevered from the main body portion 21 toward one side in the front-rear direction X3. Furthermore, the substrate connection portion 22 extending from the main body portion 21 toward one side in the front-rear direction X3 is provided to protrude outward from the main body housing 11 while the contact 12 is held in the main body housing 11. The substrate connection portions 22 of multiple contacts 12 are provided to protrude outward from the main body housing 11 along the front-rear direction X3.
[0034] Furthermore, the substrate connection portions 22 of the multiple contacts 12 arranged in the width direction X2 are provided to protrude alternately from the main housing 11 in opposite directions in the front-to-back direction X3. That is, the substrate connection portions 22 of adjacent contacts 12 arranged in the width direction X2 are provided to protrude from the main housing 11 in opposite directions in the front-to-back direction X3. In addition, the substrate connection portions 22 protruding from the main housing 11 are configured to be fixed and connected to the mounting surface 100a of the substrate 100 by soldering at the edge portion 22a of one end in the height direction X1.
[0035] The spring contact portion 23 of the contact 12 is provided as the part that contacts the conductor of the flexible conductive member 101 and makes an electrical connection when the flexible conductive member 101 is connected to the connector 1. The spring contact portion 23 is formed so as to extend in a cantilever shape from a columnar portion 21a that protrudes from the main body portion 21 toward one side in the height direction X1 toward one side in the front-rear direction X3 toward one side. A protruding contact 23a is provided at the tip side of the spring contact portion 23 that extends from the columnar portion 21a along the front-rear direction X3 to contact the conductor of the flexible conductive member 101 (see Figures 7 and 8). When the flexible conductive member 101 is connected to the connector 1, the end portion 101a of the flexible conductive member 101 is inserted into the main body housing 11. Then, the exposed conductor at the exposed conductor portion of the end portion 101a of the flexible conductive member 101 comes into contact with the contact 23a of the spring contact portion 23, and the conductor of the flexible conductive member 101 and the contact 12 are electrically connected.
[0036] The cover holding portion 24 of the contact 12 is provided as a portion for holding the cover housing 13 when the cover housing 13, which is attached to the main body housing 11, is closed relative to the main body housing 11. The cover holding portion 24 is formed to extend cantilevered from a columnar portion 21a that protrudes from the main body portion 21 in the height direction X1 toward one side in the front-rear direction X3. The cover holding portion 24 is provided to extend along the front-rear direction X3 substantially parallel to the spring contact portion 23 from the columnar portion 21a, and is provided alongside the spring contact portion 23 in the height direction X1. The cover holding portion 24 is provided on the side opposite to the main body portion 21 in the height direction X1 relative to the spring contact portion 23, and extends along the front-rear direction X3.
[0037] Referring to Figures 7 and 8, the cover holding portion 24 has a retaining notch 24a formed at the tip end extending along the front-rear direction X3 from the columnar portion 21a for holding the cover housing 13 in a closed state relative to the main housing 11. The cover housing 13, which will be described later, is provided with a plurality of retaining ribs 34 corresponding to a plurality of contacts 12. The retaining notch 24a of the cover holding portion 24 is provided as a notch portion for engaging with the retaining ribs 34 of the cover housing 13, which will be described later.
[0038] [Main Housing] Figures 9 and 10 are cross-sectional views of connector 1. Figure 9 is a cross-sectional view of connector 1 with the cover housing 13 open, and Figure 10 is a cross-sectional view of connector 1 with the cover housing 13 closed. Figures 9 and 10 are cross-sectional views of connector 1 at a position corresponding to the position indicated by the arrow AA in Figure 6(A). Figures 11 and 12 are perspective views showing an enlarged portion of connector 1. Figure 11 shows connector 1 with the cover housing 13 open, and Figure 12 shows connector 1 with the cover housing 13 closed. Figures 11 and 12 are perspective views from a different direction in the front-rear direction X3 than the perspective views of Figures 4 and 5.
[0039] Referring to Figures 1 to 12, the main body housing 11 is provided as a component having a basic enclosure-like shape that extends long in the width direction X2, and is configured to hold a plurality of contacts 12 and to allow the end portion 101a of the flexible conductive member 101 to be inserted. The main body housing 11 is provided with a contact holding groove 25, an opening area 26, a locking fitting insertion groove 27, a recess 28, a recessed groove 29, and the like.
[0040] Referring to Figures 6(B), 7, and 8, the main housing 11 has multiple contact retaining grooves 25, which are arranged in the width direction X2 of the main housing 11. The contact retaining grooves 25 are provided as slit-shaped grooves into which plate-shaped contacts 12 are press-fitted and held. The contact retaining grooves 25 have an opening on one side in the height direction X1 that is open to the outside of the main housing 11, and the contacts 12 are inserted into the contact retaining grooves 25 through this opening and press-fitted. The contacts 12 inserted into the contact retaining grooves 25 are held in the main housing 11 by the press-fitting of their main body portion 21 into the contact retaining grooves 25.
[0041] Referring to Figures 7 and 8, the opening region 26 is provided in the main housing 11 as the region into which the end portion 101a of the flexible conductive member 101 is inserted and positioned. The opening region 26 is provided in the main housing 11 as a region that opens to the outside on the side opposite to the side into which the contact 12 is inserted in the height direction X1. Furthermore, the opening region 26 is provided as a region that opens to the outside of the main housing 11 toward one side in the front-rear direction X3. When the flexible conductive member 101 is connected to the connector 1, the end portion 101a of the flexible conductive member 101 is inserted into the main housing 11 in the opening region 26. The opening region 26 communicates with a plurality of contact holding grooves 25 in the main housing 11. Furthermore, in the opening region 26, the cover holding portion 24 and the contact 23a of the spring contact portion 23 of the contact 12 held in the main housing 11 are exposed. When the end 101a of the flexible conductive member 101 is inserted into the opening region 26, the end 101a is positioned inside the opening region 26, between the cover holding portion 24 and the contact 23a of the spring contact portion 23. Then, the conductor of the flexible conductive member 101 exposed at the end 101a comes into contact with the contact 23a of the spring contact portion 23 of the contact 12, and an electrical connection is made.
[0042] Referring to Figures 4, 5, 6(A), 9, and 10, the locking fitting insertion grooves 27 are provided in pairs, and are designed as grooves into which a pair of locking fittings 14 are inserted and held. The locking fitting insertion grooves 27 are provided on both sides of the main housing 11 in the width direction X2. The locking fitting insertion grooves 27 are provided as slit-shaped grooves into which the plate-shaped locking fittings 14, which will be described later, are inserted and held. The locking fitting insertion grooves 27 have an opening on one side in the front-rear direction X3 that is open to the outside of the main housing 11, and the locking fittings 14 are inserted into the locking fitting insertion grooves 27 through this opening. In addition, the main housing 11 is provided with a pair of press-fit holes 30 that communicate with the locking fitting insertion grooves 27 and extend along the front-rear direction X3. When the locking fitting 14 is inserted into the locking fitting insertion groove 27, the pair of arm portions 38 of the locking fitting 14, as described later, are each press-fitted into the pair of press-fit holes 30 that communicate with the locking fitting insertion groove 27. Once the locking fitting 14 is inserted into the locking fitting insertion groove 27 and the pair of arm portions 38 of the locking fitting 14 are press-fitted into the pair of press-fit holes 30, the locking fitting 14 is held in the main body housing 11 in a press-fitted state.
[0043] Referring to Figures 4, 8 to 10, the recesses 28 are provided in pairs and are provided as recessed areas into which the rotating shafts 33 of the cover housing 13, which will be described later, are inserted. Side walls 31 extending in the height direction X1 are provided at both ends of the main body housing 11 in the width direction X2, and the recesses 28 are provided as areas formed as recesses in the side walls 31 that open inward in the width direction X2.
[0044] Referring to Figures 5, 6(A), 7, 8, 11, and 12, the recessed grooves 29 are provided in pairs and are designed to fit the thickened portions 35 of the cover housing 13 (described later) when the cover housing 13 is open relative to the main housing 11. The recessed grooves 29 are positioned adjacent to the side walls 31 at both ends of the main housing 11 in the width direction X2, on the inside in the width direction X2. On both sides of the main housing 11 in the width direction X2, the recessed grooves 29 are provided adjacent to the side walls 31, recessed along the height direction X1, and extending along the front-rear direction X3. Also, referring to Figures 7 to 12, the main housing 11 is provided with locking grooves 29a that are adjacent to the recessed grooves 29 in the width direction X2, communicate with the recessed grooves 29, and are recessed in the width direction X2. When the thickened portion 35 of the cover housing 13 is fitted into the recessed groove 29 with the cover housing 13 open, the projection 35a provided on the thickened portion 35 (described later) is configured to engage with the locking groove 29a which is recessed in the width direction X2 from the recessed groove 29.
[0045] [Cover Housing] Figure 13 is a perspective view of the cover housing 13 of the connector 1. Figure 14 is a cross-sectional view of the connector 1, showing an enlarged portion of the connector 1. Figure 14 is a cross-sectional view of the connector 1 at a position corresponding to the position indicated by the arrow BB in Figure 11. Referring to Figures 1, 2, 4 to 14, the cover housing 13 is rotatably attached to the main housing 11 so as to be able to open and close, and is configured to sandwich the end 101a of the flexible conductive member 101 inserted into the main housing 11 together with the main housing 11.
[0046] Figures 2, 4, 7, 9, 11, and 14 show the cover housing 13, which is rotatably attached to the main housing 11, in an open state relative to the main housing 11. When the cover housing 13 is open, it protrudes from the main housing 11 at an angle toward one side in the height direction X1. In this state, the opening region 26 of the main housing 11 is open to the outside, and the end portion 101a of the flexible conductive member 101 can be inserted into the opening region 26 and positioned there. Figures 4, 9, and 11 show the state in which the end portion 101a of the flexible conductive member 101 is not positioned in the opening region 26. On the other hand, Figures 2 and 7 show the state in which the end portion 101a of the flexible conductive member 101 is inserted into the opening region 26 and positioned there.
[0047] Figures 1, 5, 6, 8, 10, and 12 illustrate the cover housing 13 in a closed state relative to the main housing 11. When the cover housing 13 is closed, it extends along the front-rear direction X3 and is positioned to close the opening region 26 of the main housing 11. In this state, the end 101a of the flexible conductive member 101 inserted into the opening region 26 of the main housing 11 can be sandwiched between the main housing 11 and the cover housing 13. Figures 1, 8, and 12 show the state in which the end 101a of the flexible conductive member 101 is inserted into the opening region 26 and the end 101a of the flexible conductive member 101 is sandwiched between the main housing 11 and the cover housing 13. On the other hand, Figures 5, 6, and 10 show the state in which the cover housing 13 is closed relative to the main housing 11 when the flexible conductive member 101 is not inserted into the opening region 26.
[0048] Furthermore, referring to Figures 1, 2, 4 to 14, the cover housing 13 is provided as a member having a basic elongated plate-like outer shape that extends long in the width direction X2, and is provided with a main body portion 32, a rotating shaft 33, a retaining rib 34, a thickened portion 35, etc.
[0049] Referring to Figures 4 to 14, the main body portion 32 is provided as a plate-like part that constitutes the basic shape of the cover housing 13, which extends elongated along the width direction X2. The main body portion 32 is provided as the part that presses the end 101a of the flexible conductive member 101 toward the main housing 11 when the cover housing 13 is closed toward the main housing 11. The main body portion 32 is also provided with a thin-walled portion 32a that extends elongated and thinly along the width direction X2 (see Figures 6(A), 7, 8, and 13). The thin-walled portion 32a is provided in the main body portion 32 as a part in which the thickness on one side is reduced in the direction perpendicular to the width direction X2 and along the front-rear direction X3 when the cover housing 13 is closed. Note that in Figure 13, the arrows at both ends of the front-rear direction X3 are illustrated assuming that the cover housing 13 is in a closed state. The thin-walled portion 32a is provided to form a relief area that avoids interference with one end of the main body housing 11 in the height direction X1 when the cover housing 13 is open, thereby increasing the rotatable angle of the cover housing 13.
[0050] Referring to Figures 4, 8 to 10, 12, and 13, the rotating shafts 33 are provided as shaft portions for rotatably holding the cover housing 13 relative to the main housing 11, and are provided in pairs. The rotating shafts 33 are provided at both ends of the cover housing 13 in the width direction X2. The rotating shafts 33 provided at both ends of the cover housing 13 in the width direction X2 are all provided as substantially cylindrical shaft portions that protrude along the width direction X2. The rotating shafts 33 are inserted into the recesses 28 of the main housing 11 in a loosely fitted state (see Figures 4, 8 to 10). The rotating shafts 33 are inserted into the recesses 28 of the main housing 11 when the locking fittings 14 described later are not inserted into the main housing 11. After the rotating shafts 33 are inserted into the recesses 28, the locking fittings 14 are inserted into the locking fitting insertion grooves 27 of the main housing 11.
[0051] Referring to Figures 7, 8, and 13, multiple retaining ribs 34 are provided in the cover housing 13, and these retaining ribs 34 are arranged in the width direction X2 in the cover housing 13. The multiple retaining ribs 34 are provided corresponding to multiple contacts 12, and are provided as parts that are held by the cover retaining portion 24 of the contacts 12 and that lock into the cover gripping portion 24 when the cover housing 13 is closed.
[0052] Each retaining rib 34 has a flattened cross-sectional shape resembling a planar cam, and when the cover housing 13 is open relative to the main housing 11, it is loosely fitted into the retaining notch 24a of the cover retaining portion 24 (see Figure 7). On the other hand, when the cover housing 13 is closed relative to the main housing 11, each flattened retaining rib 34, resembling a planar cam, locks into the retaining notch 24a of each cover retaining portion 24 (see Figure 8). Therefore, when the cover housing 13 is closed relative to the main housing 11, the cover housing 13 is held by the multiple contacts 12 held by the main housing 11. As a result, when the cover housing 13 is closed relative to the main housing 11, that state is maintained.
[0053] Referring to Figures 5 to 8 and Figures 11 to 14, the thickened portions 35 are provided in pairs, and are located on both ends of the cover housing 13 in the width direction X2. The thickened portions 35 are provided as parts that fit into the recessed grooves 29 of the main housing 11 when the cover housing 13 is open relative to the main housing 11 (see Figures 7, 11, and 14). Furthermore, the thickened portions 35 provided on both ends of the cover housing 13 in the width direction X2 are configured to be thicker than the central portion in the width direction X2. Moreover, the thickened portions 35 are provided on both ends of the cover housing 13 as parts that are thicker on one side in a direction perpendicular to the width direction X2 and along the front-rear direction X3 when the cover housing 13 is closed. For this reason, the thickened portions 35 are formed to be thicker than the thinned portion 32a of the main body portion 32 that extends along the width direction X2 on the central side of the width direction X2.
[0054] Furthermore, referring to Figures 8 to 14, the thickened portion 35 is provided with a projection 35a that protrudes briefly outward in the width direction X2 of the cover housing 13. When the thickened portion 35 is fitted into the recessed groove 29 with the cover housing 13 open, the projection 35a that protrudes briefly in the width direction X2 of the thickened portion 35 is configured to engage with the locking groove 29a that is recessed in the width direction X2 from the recessed groove 29. When the cover housing 13 is open and the thickened portion 35 is fitted into the recessed groove 29 of the main housing 11, the projection 35a engages with the locking groove 29a, thereby preventing the open cover housing 13 from easily rotating relative to the main housing 11.
[0055] [Locking hardware] Figure 15 is a perspective view of the locking fitting 14 in the connector 1. Referring to Figures 1, 2, 4, 5, 6(A), 9, 10, and 15, the locking fitting 14 is inserted into the inside of the main housing 11 and held inside the main housing 11, and is configured to lock with a rotating shaft 33 provided in the cover housing 13 while being held in the main housing 11. The locking fittings 14 are provided in pairs in the connector 1 and are provided in the shape of a plate, for example, formed by punching out a flat metal plate. The pair of locking fittings 14 are inserted into and held in a pair of locking fitting insertion grooves 27 provided on both sides in the width direction X2 of the main housing 11. Therefore, the pair of locking fittings 14 are held on both sides in the width direction X2 of the main housing 11.
[0056] Furthermore, the locking fitting 14 is inserted along the front-to-back direction X3 into the locking fitting insertion groove 27 provided on the inside of the main body housing 11 in the height direction X1 and width direction X2, and is inserted in a state where it is pushed inward in the front-to-back direction X3. As a result, the locking fitting 14 is inserted into the inside of the main body housing 11 in the height direction X1, width direction X2, and front-to-back direction X3. Once inserted into the locking fitting insertion groove 27, the locking fitting 14 is held in the inside of the main body housing 11 in the height direction X1, width direction X2, and front-to-back direction X3. Because the locking fitting 14 is inserted into the inside of the main body housing 11 and held in the inside of the main body housing 11, it does not protrude outward from the main body housing 11 in any of the height direction X1, width direction X2, and front-to-back direction X3, and is held in the main body housing 11 in a state where it is not connected to the substrate 100.
[0057] Referring to Figures 9, 10, and 15, the locking fitting 14 is provided with a main body portion 36, a locking portion 37, and a pair of arm portions 38. The main body portion 36, the locking portion 37, and the pair of arm portions 38 are integrally provided. The main body portion 36 of the locking fitting 14 is formed as a substantially rectangular plate-like portion and is provided as a portion that is inserted into and held in the locking fitting insertion groove 27 of the main body housing 11.
[0058] The locking portion 37 is provided in the locking fitting 14 as the portion facing the recess 28 of the main housing 11 when the locking fitting 14 is inserted into and held in the main housing 11. Furthermore, the locking portion 37 is provided in the locking fitting 14 as the portion that locks with the rotating shaft 33 of the cover housing 13 inserted into the recess 28 when the locking fitting 14 is inserted into and held in the main housing 11. In addition, the locking portion 37 is provided as a portion formed as a stepped recess at one corner of the substantially rectangular main body portion 36. That is, the locking portion 37 is provided as a portion formed as a stepped recess at one end of the main body portion 36 in the front-rear direction X3 and at one end in the height direction X1.
[0059] Referring to Figures 9 and 10, when the locking fitting 14 is inserted into the locking fitting insertion groove 27 of the main housing 11, the locking portion 37 is positioned opposite the recess 28 of the main housing 11 in the height direction X1. When the locking portion 37 is positioned opposite the recess 28, the rotating shaft 33 of the cover housing 13, which is inserted into the recess 28, is locked to the locking portion 37 in a rotatable manner. The rotating shaft 33 is then held in a rotatable state in a loosely fitted position between the locking portion 37 and the recess 28. As a result, the rotating shaft 33 of the cover housing 13 is held rotatably between the recess 28 of the main housing 11 and the locking portion 37 of the locking fitting 14.
[0060] Furthermore, the rotating shaft 33 of the cover housing 13 is inserted into the recess 28 of the main housing 11 when the locking fitting 14 is not inserted into the locking fitting insertion groove 27 of the main housing 11. After the rotating shaft 33 is inserted into the recess 28, the locking fitting 14 is inserted into the locking fitting insertion groove 27. When the locking fitting 14 is inserted into the locking fitting insertion groove 27, the locking portion 37 faces the recess 28, and the rotating shaft 33 is held rotatably between the locking portion 37 and the recess 28. As a result, the rotating shaft 33 of the cover housing 13 is held rotatably by the main housing 11 and the locking fitting 14.
[0061] Referring to Figures 9, 10, and 15, the pair of arm portions 38 of the locking fitting 14 are provided as parts that are press-fitted into the main housing 11 when the locking fitting 14 is inserted into the main housing 11. More specifically, the pair of arm portions 38 are provided as parts that are press-fitted into a pair of press-fit holes 30 that communicate with the locking fitting insertion groove 27 when the locking fitting 14 is inserted into the locking fitting insertion groove 27 of the main housing 11. Each of the pair of arm portions 38 is provided to extend cantilevered from the main body portion 32 along the front-rear direction X3. Furthermore, the pair of arm portions 38 are provided to extend parallel to each other along the front-rear direction X3 from the main body portion 32. In addition, each of the pair of arm portions 38 is provided with a press-fit projection 38a that engages with the inner wall of the press-fit hole 30 by biting into it when press-fitted into the press-fit hole 30. When the locking fitting 14 is inserted into the main body housing 11, the pair of arm portions 38 are press-fitted into the main body housing 11, thereby firmly holding it in place within the main body housing 11.
[0062] The locking fitting 14 is inserted into a locking fitting insertion groove 27 that opens in one direction X3 in the front-rear direction of the main housing 11, and is configured to be held inside the main housing 11. The dimensions of the locking fitting 14 in the height direction X1 are smaller than the dimensions of the main housing 11 in the height direction X1. Furthermore, the locking fitting 14 is held inside the main housing 11 within the range of the dimensions of the main housing 11 in the height direction X1, and does not protrude beyond the dimensions of the main housing 11 in the height direction X1. In addition, the dimensions of the locking fitting 14 in the front-rear direction X3 are smaller than the dimensions of the main housing 11 in the front-rear direction X3. Furthermore, the locking fitting 14 is held inside the main housing 11 within the range of the dimensions of the main housing 11 in the front-rear direction X3, and does not protrude beyond the dimensions of the main housing 11 in the front-rear direction X3. Therefore, the locking bracket 14 is not mounted on the circuit board 100 and is held in the main body housing 11 without being connected to the circuit board 100.
[0063] [Connection operation between connector and flexible conductive material] Next, the connection operation between the connector 1 and the flexible conductive member 101 will be described. Figure 16 is a diagram illustrating the connection operation between the connector 1 and the flexible conductive member 101. Figure 16(A) is a cross-sectional view showing the state before the flexible conductive member 101 is inserted into the connector 1, Figure 16(B) is a cross-sectional view showing the state after the flexible conductive member 101 has been inserted into the connector 1, and Figure 16(C) is a cross-sectional view showing the state after the connector 1 and the flexible conductive member 101 have been connected. Note that the cross-sectional views in Figures 16(A) to 16(C) show a cross-section perpendicular to the width direction X2.
[0064] The connection between connector 1 and flexible conductive member 101 is made with connector 1 mounted and connected to the substrate 100. That is, with the multiple contacts 12 of connector 1 fixed and connected to the mounting surface 100a of substrate 100 by soldering, the flexible conductive member 101 is connected to connector 1. As shown in Figure 16(A), before the connection between connector 1 and flexible conductive member 101, the cover housing 13 is open relative to the main housing 11.
[0065] When the connection operation between connector 1 and flexible conductive member 101 is initiated, as shown in Figure 16(B), the end portion 101a of the flexible conductive member 101 is inserted into the opening region 26 of the main housing 11. Once the end portion 101a of the flexible conductive member 101 is inserted into the opening region 26, it is positioned between the cover holding portion 24 and the spring contact portion 23 with respect to the multiple contacts 12.
[0066] When the end 101a of the flexible conductive member 101 is inserted into the main housing 11, the cover housing 13 is then rotated, as shown in Figure 16(C), and the cover housing 13 is closed against the main housing 11. When the cover housing 13 is closed, the end 101a of the flexible conductive member 101 is sandwiched between the main housing 11 and the main body portion 32 of the cover housing 13, and is pressed against the main housing 11 by the main body portion 32 of the cover housing 13. Then, the exposed conductor at the exposed conductor portion of the end 101a of the flexible conductive member 101 comes into contact with the contact 23a of the spring contact portion 23 of the contact 12, and the conductor of the flexible conductive member 101 and the contact 12 are electrically connected. As a result, the connector 1 and the flexible conductive member 101 are electrically connected, and the connection operation between the connector 1 and the flexible conductive member 101 is completed.
[0067] Furthermore, when the cover housing 13 is closed relative to the main housing 11, the multiple retaining ribs 34 of the cover housing 13 engage with the retaining notches 24a of the cover retaining portions 24 of the multiple contacts 12. As a result, the cover housing 13 is held in a closed state relative to the main housing 11 by the multiple contacts 12. This ensures that the cover housing 13 is closed relative to the main housing 11, and the end portion 101a of the flexible conductive member 101 is sandwiched between the cover housing 13 and the main housing 11, maintaining an electrically connected state between the flexible conductive member 101 and the connector 1.
[0068] [Operation and Effects of This Embodiment] According to this embodiment, the connector 1 is connected to and mounted on the substrate 100 by fixing and connecting a plurality of contacts 12 held in the main housing 11 to the substrate 100. A locking fitting 14, which is held in the main housing 11 and engages with the rotation axis 33 of the cover housing 13 to rotatably hold the rotation axis 33 of the cover housing 13 together with the main housing 11, is configured to be inserted into the inside of the main housing 11 and held inside the main housing. Therefore, the locking fitting 14 that rotatably engages with the rotation axis 33 of the cover housing 13 is inserted into the inside of the main housing 11 and held inside the main housing 11, and is held in the main housing 11 without being connected to the substrate 100. As a result, there is no need for an area on the mounting surface 100a of the substrate 100 to connect the locking fitting 14. This relaxes the constraints on the arrangement of circuit patterns on the mounting surface 100a of the substrate 100, and the area of the region on the substrate 100 where circuit patterns are arranged can be reduced.
[0069] Therefore, according to this embodiment, it is possible to provide a connector 1 that can relax the constraints on the arrangement of circuit patterns on the substrate 100 to which the connector 1 is connected, thereby reducing the area of the region on the substrate 100 where the circuit patterns are arranged.
[0070] Furthermore, according to this embodiment, the rotation axis 33 of the cover housing 13 is inserted into the recess 28 of the main body housing 11, and the locking portion 37 of the locking fitting 14 inserted into the main body housing 11 is positioned opposite the recess 28, thereby holding the rotation axis 33 of the cover housing 13 rotatably. Thus, a configuration in which the cover housing 13 is rotatably held by the main body housing 11 and the locking fitting 14 inserted into the main body housing 11 can be realized with a simple structure in which the main body housing 11 is provided with a recess 28 and the locking fitting 14 is provided with a locking portion 37 that faces the recess 28.
[0071] Furthermore, according to this embodiment, since the pair of arm portions 38 provided on the locking fitting 14 are press-fitted into the main body housing 11, the locking fitting 14 inserted into the main body housing 11 can be firmly held against the main body housing 11.
[0072] Furthermore, according to this embodiment, the substrate connection portions 22 of the multiple contacts 12 arranged in the width direction X2 of the connector 1 are provided to protrude alternately from the main housing 11 in opposite directions in the front-rear direction X3 of the connector 1. As a result, the connector 1 is fixed and connected to the substrate 100 by the substrate connection portions 22 of the contacts 12 that alternately protrude from the main housing 11 on both sides in the front-rear direction X3. This makes it possible to fix the connector 1 to the substrate 100 in a more robust and stable manner on both sides in the front-rear direction X3.
[0073] Furthermore, according to this embodiment, the cover housing 13 is provided with thickened portions 35 on both ends in the width direction X2, thereby improving the rigidity of the cover housing 13. The main body housing 11 is provided with recessed grooves 29, and when the cover housing 13 is open, the thickened portions 35 of the cover housing 13 fit into the recessed grooves 29 of the main body housing 11. Therefore, when the cover housing 13 is open, the thickened portions 35 of the cover housing 13 fit into the recessed grooves 29 of the main body housing 11, and the cover housing 13 is firmly and stably supported by the main body housing 11. As a result, even if an external force is applied to the cover housing 13 when it is open, the cover housing 13 is firmly and stably supported by the main body housing 11, and damage is suppressed.
[0074] [Differentiation] Although embodiments of the present invention have been described above, the present invention is not limited to the embodiments described above, and various modifications are possible as long as they are within the scope of the claims. For example, it may be implemented with the following modifications.
[0075] (1) In the above-described embodiment, a through-hole 100c is provided in the substrate 100 that penetrates from the mounting surface 100a to the non-mounting surface 100b, and the connector 1 is mounted on the substrate 100 with the connector 1 positioned inside the through-hole 100c of the substrate 100. However, this is not required. A configuration in which the connector 1 is mounted on the mounting surface 100a of the substrate 100, where no through-hole 100c is provided, may also be implemented.
[0076] (2) In the above-described embodiment, a configuration in which a pair of arm portions 38 provided on the locking fitting 14 are press-fitted into the main housing 11 was described as an example, but this is not required. A configuration in which one arm portion 38 provided on the locking fitting 14 is press-fitted into the main housing 11 may also be implemented.
[0077] (3) In the above-described embodiment, the locking fitting 14 was described as being inserted into and held in the main body housing 11 along the front-rear direction X3, but this is not required. The locking fitting 14 may be inserted into and held in the main body housing 11 along the height direction X1. In this case, for example, the recess 28 of the main body housing 11 may be configured to open in one direction of the front-rear direction X3. Furthermore, the locking fitting 14 may not be provided with an arm portion 38 extending in the front-rear direction X3, but rather with a press-fit projection that is press-fitted into the main body housing 11 when inserted into the main body housing 11 along the height direction X1. Moreover, the locking portion 37 of the locking fitting 14 may be configured to face the recess 28 of the main body housing 11 in the front-rear direction X3 when the locking fitting 14 is inserted into the main body housing 11, and to rotatably hold the rotation axis 33 of the cover housing 13 between itself and the recess 28. [Industrial applicability]
[0078] The present invention can be widely applied as a connector for connecting a flexible conductive member having multiple conductors to a substrate. [Explanation of symbols]
[0079] 1 Connector 11 Main Housing 12 Contacts 13 Cover Housing 14 Locking mechanism 22 Board connection section 28 recesses 33 Rotation axis 37 Locking part 38 Arm section 100 circuit boards 101 Flexible conductive member 101a End of flexible conductive member
Claims
1. A connector for connecting a flexible conductive member having multiple conductors to a substrate, Multiple contacts are fixed to and connected to the substrate, and each of the multiple conductors is connected to a plurality of contacts, A main body housing that holds multiple contacts and into which the ends of the flexible conductive members are inserted, A cover housing is rotatably attached to the main housing so as to be able to open and close, and is configured to sandwich together with the main housing the end of the flexible conductive member inserted into the main housing, A locking fitting is inserted into the inside of the main body housing and held inside the main body housing, and engages with a rotating shaft provided in the cover housing while being held in the main body housing, Equipped with, The rotating shaft of the cover housing is rotatably held by the main housing and the locking fitting. The cover housing is provided with thickened portions at both ends in the width direction, which is the direction in which the plurality of contacts are arranged side by side in the main housing, such that the thickness is greater at both ends than at the central portion in the width direction. The main body housing is provided with a recessed groove into which the thickened portion fits when the cover housing is open relative to the main body housing. The recessed groove is provided as a groove that is recessed along the height direction of the main body housing and extends along the front-rear direction which is perpendicular to the width direction and also perpendicular to the height direction. In the main body housing, a locking groove is provided adjacent to the recessed groove in the width direction, communicating with the recessed groove and recessed in the width direction. The thickened portion is provided with a projection that protrudes outward in the width direction of the cover housing. A connector characterized in that, when the thickened portion is fitted into the recessed groove with the cover housing open, the projection is configured to engage with the locking groove.
2. The connector according to claim 1, The main body housing is provided with a recess into which the rotating shaft of the cover housing is inserted. The locking fitting is provided with a locking portion that, when the locking fitting is inserted into and held in the main body housing, locks with the rotating shaft inserted into the recess of the main body housing, facing the recess of the main body housing. The connector is characterized in that the rotating shaft is rotatably held between the recess of the main housing and the locking portion of the locking fitting.
3. A connector according to claim 1 or claim 2, The locking fitting is provided with a pair of parallel arm portions, A connector characterized in that when the locking fitting is inserted into the main body housing, each of the pair of arm portions is press-fitted into the main body housing.
4. A connector according to claim 1 or claim 2, Each of the multiple contacts is provided with a substrate connection portion that protrudes from the main housing and is fixedly connected to the substrate. The substrate connection portions of the plurality of contacts are provided so as to protrude from the main housing along the front-rear direction, A connector characterized in that the substrate connection portions of the plurality of contacts arranged in the width direction are provided so as to alternately protrude from the main housing in opposite directions in the front-rear direction.