JP6433388B2 - Connectors and connector assemblies - Google Patents

Description

  The present invention relates to a connector and a connector assembly.

  Patent Document 1 discloses a connector that includes a lock mechanism that engages with a terminal and restricts disconnection of the terminal. More specifically, the housing has a lance that engages with the terminal inserted inside, and the retainer is inserted into a space in the vicinity of the lance so that the lance does not bend. Retaining force is secured.

JP 2003-45571 A

  The inventor is considering securing the holding force of the terminal by inserting a lock member that engages with the terminal into a hole connected to the inside of the housing after the terminal is inserted inside the housing. . In this case, there is a concern that dust and moisture may enter the inside of the plug housing through the hole into which the lock member is inserted, leading to deterioration of the terminal.

  An object of the present invention is to provide a connector with a dustproof function and a waterproof function, and to secure a terminal holding force.

  The connector according to the present invention has a terminal hole that penetrates in the first direction, the terminal is inserted from one side in the first direction, and the tip of the terminal protrudes from the other side in the first direction. A housing having an insertion hole extending in a second direction orthogonal to the first direction to the terminal hole and opening in an outer surface of the housing; and the terminal inserted into the insertion hole A locking member that engages with the terminal inserted into the hole, a first cover portion that covers the insertion hole, the first cover portion from which the housing is inserted from the one side in the first direction, and the other of the terminal holes. A housing cover having a second cover portion that covers the distal end portion of the terminal protruding to the side and can insert the housing of the mating connector from the other side in the first direction; In a state where one cover portion covers the insertion hole of the housing, the cover portion is sandwiched between the outer surface of the housing and the inner surface of the first cover portion, and is closer to the one side than the insertion hole in the first direction. And a seal disposed at a close position. According to this, the connector is provided with a dustproof function and a waterproof function, and the terminal holding force can be ensured.

  Also, in one aspect of the present invention, the housing and the housing cover may have the insertion hole exposed to the outside of the first cover portion, and the housing and the housing cover toward the one side in the first direction of the housing. A first locking mechanism is provided that suppresses removal from the housing cover.

  Also, in one aspect of the present invention, the first cover portion is formed with an engagement hole, and the insertion hole is inserted through the engagement hole while being locked by the first locking mechanism. Exposed to the outside of the first cover part.

  In the aspect of the invention, the first locking mechanism may be an edge of the engagement hole formed in the first cover portion, and a protrusion formed on the housing that engages with the edge. 1 engaging part.

  In the aspect of the invention, the housing and the housing cover may be configured such that the insertion hole is covered with the inner surface of the first cover portion and the one side in the first direction of the housing. A second locking mechanism for preventing the housing from being removed from the housing cover.

  Further, in a state where the seal is locked by the second locking mechanism, the seal is disposed at a position closer to the other side than the engagement hole in the first direction.

  In the aspect of the invention, the insertion hole penetrates the housing in the second direction.

  The connector assembly according to the present invention penetrates in the first direction, the first terminal is inserted from one side in the first direction, and the first terminal is inserted from the other side in the first direction. A first housing having a terminal hole projecting from a distal end thereof, the first housing having an insertion hole extending to the terminal hole in a second direction orthogonal to the first direction and opening on an outer surface of the housing; A housing, a lock member inserted into the insertion hole and engaged with the first terminal inserted into the terminal hole, and the housing is inserted from the one side in the first direction; A housing cover comprising: a first cover portion that can cover the insertion hole of one housing; and a second cover portion that covers the tip end portion of the first terminal protruding to the other side of the terminal hole; , The first In a state where the first portion covers the insertion hole of the first housing, the first portion is sandwiched between the outer surface of the first housing and the inner surface of the first cover portion, and in the first direction, more than the insertion hole. A seal disposed at a position close to one side, and a second housing penetrating in the first direction and having a second terminal disposed on the inside thereof, wherein the second cover portion includes the first cover The second housing can be inserted from the other side in one direction, the inner surface of the first cover portion covers the insertion hole of the first housing, and the inner side of the second cover portion When the second housing is inserted, the second terminal comes into contact with the tip portion of the first terminal. According to this, the connector assembly is provided with a dustproof function and a waterproof function, and the holding force of the terminals can be ensured.

It is a perspective view of the connector assembly by which the male housing is arrange | positioned in the regular insertion position. It is a disassembled perspective view of the connector assembly by which the male housing was inserted in the temporary insertion position. It is a disassembled perspective view of the male connector which concerns on this embodiment. It is a disassembled perspective view of the female connector which concerns on this embodiment. It is sectional drawing of the VV line of FIG. It is sectional drawing of the VI-VI line of FIG.

  Hereinafter, modes for carrying out the present invention (hereinafter referred to as embodiments) will be described with reference to FIGS. FIG. 1 is a perspective view showing a connector assembly 100 according to an example of an embodiment of the present invention (hereinafter referred to as this embodiment), and is a perspective view when a male housing 2 is disposed at a regular insertion position. FIG. 2 is an exploded perspective view of the connector assembly 100 and is an exploded perspective view when the male housing 2 is disposed at the temporary insertion position. FIG. 3 is an exploded perspective view of the male connector 200 according to the present embodiment. FIG. 4 is an exploded perspective view of the female connector 300 according to the present embodiment. FIG. 5 is a cross-sectional view of the connector assembly 100, and the cut surface is indicated by the line V-V in FIG. FIG. 6 is a cross-sectional view of the male connector 200, and the cut surface is indicated by the line VI-VI in FIG.

  In the following description, the X1 side and the X2 side in each figure are the front side and the rear side, respectively. Also, the Y1 side and Y2 side in each figure are the left side and the right side, respectively. In addition, the Z1 side and the Z2 side in each figure are the upper side and the lower side, respectively.

  In the present embodiment, the front-rear direction (X-axis direction) in each drawing is the “first direction” of the present invention, and the vertical direction (Z-axis direction) is the “second direction” of the present invention. In the present embodiment, the front side (X1 side) is defined as “one side” of the present invention, and the rear side (X2 side) is defined as “the other side” of the present invention. However, each direction of the present invention is not limited to this.

  As shown in FIGS. 1 and 2, the connector assembly 100 according to the present embodiment is configured by combining a male connector 200 to which a cable 4a is attached and a female connector 300 to which a cable 4b is attached. More specifically, as shown in FIG. 3, the male connector 200 includes a housing cover 1, a male housing 2, a lock member 5a, a housing seal 6a, and a cable seal 7a. A cable 4a having a male terminal 8 attached to the rear end is inserted into the male connector 200. As shown in FIG. 4, the female connector 300 includes a female housing 3, a lock member 5b, a housing seal 6b, and a cable seal 7b. A cable 4b having a female terminal 9 attached to the front end is inserted into the female connector 300. The male housing 2 in the present embodiment corresponds to “housing” and “first housing” of the present invention, and the female housing 3 in the present embodiment corresponds to “second housing” of the present invention.

  As shown in FIG. 3, the male terminal 8 includes a cylindrical portion 81 formed on the distal end side of the cable 4 a and a distal end portion 83 formed further on the distal end side and narrower than the cylindrical portion 81. The cylinder part 81 is formed so that the cross section has a substantially chevron shape, an engagement hole 82 is formed on the rear side (X2 side), and an edge 84 extending in the vertical direction is formed at the front end of the cylinder part 81. ing.

  As shown in FIG. 4, the female terminal 9 includes a cylindrical portion 91 formed on the distal end side of the cable 4b. The cylindrical portion 91 is formed in a substantially prismatic shape having an opening at the front end, and an engagement hole 92 is formed on the upper side thereof. The male and female terminals 8 and 9 are electrically connected by the distal end 83 entering the inside of the cylindrical portion 91. The male and female terminals 8 and 9 may be formed by bending a flat conductive material (for example, a metal plate).

  As shown in FIG. 5, the housing cover 1 includes a front cover portion 13 that opens to the front side and covers the male housing 2 on each of the front side (X1 side) and the rear side (X2 side) across the partition wall 15. And a rear cover portion 14 that opens to the rear side and covers the female housing 3 and is formed in a cylindrical shape. In the present embodiment, the front cover portion 13 corresponds to a “first cover portion” of the present invention, and the rear cover portion 14 corresponds to a “second cover portion” of the present invention.

  In the connector assembly 100 in which the male and female connectors 200 and 300 are connected to each other, the male housing 2 and the female housing 3 are accommodated inside the housing cover 1 so that their tips are opposed to each other. More specifically, the male housing 2 is inserted from the front side of the front cover portion 13, and is accommodated in a position where the rear end is in contact with the partition wall 15. Further, the female housing 3 is inserted from the rear side of the rear cover portion 14, and is accommodated in a position where the front end is in contact with the partition wall 15. The material of the housing cover 1, the male housing 2, and the female housing 3 may be resin or the like, but is not limited to this as long as it is hard to some extent and has an insulating property.

  As shown in FIGS. 3 and 6, a lock member 5a, a housing seal 6a, and a cable seal 7a are attached to the male housing 2, and the cable 4a is inserted from the front side thereof. More specifically, a terminal hole 21 that penetrates the male housing 2 in the front-rear direction is formed inside the male housing 2, and the cable 4 a and the male terminal 8 are connected to the front side of the terminal hole 21 (that is, X1 side) and is arranged inside the male housing 2.

  An insertion hole 22 is formed on the upper side of the male housing 2, and a lock member 5 a for restricting the male terminal 8 from being inserted is inserted into the insertion hole 22. The insertion hole 22 extends vertically from the terminal hole 21 and opens on the outer surface of the male housing 2.

  As shown in FIG. 3, the lock member 5a includes a protrusion 52a that is positioned between the left end and the right end of the lock member 5a and protrudes downward (Z2 side), and a right side (Y1 side) of the lock member 5a. ) To protrude rightward from the side surface. Although not shown, the lock member 5a includes a protrusion 54a that protrudes to the left side from the left side (Y2 side) of the lock member 5a, and a rear side (X2 side) surface (hereinafter, rear side 51a). A protrusion 55a is formed so as to protrude rearward.

  The insertion hole 22 for inserting the lock member 5a has an opening 221, an opening 222, an opening 223, and an opening 224 that open toward the upper side, the lower side, the left side, and the right side, respectively. Further, a recess 225 into which the rear protrusion 55a of the lock member 5a is fitted is formed on the inner surface of the insertion hole 22. The openings 221 to 224 may be formed as one opening including them.

  Further, as shown in FIG. 6, a leaf spring-like lock portion 25 that is bent in the vertical direction is formed inside the male housing 2. The lock portion 25 is formed on the rear side of the insertion hole 22 and engages with the male terminal 8 inserted inside the male housing 2. More specifically, the lock portion 25 engages with the rear edge of the engagement hole 82 formed on the upper side of the male terminal 8. Thereby, even if the cable 4a is pulled to the front side, the movement of the male terminal 8 to the front side is restricted. That is, the holding force of the male terminal 8 is ensured.

  As shown in FIGS. 4 and 5, the female housing 3 is also formed with a terminal hole 31 penetrating in the front-rear direction, and the cable 4b to which the female terminal 9 is attached is inserted inside. Like the male housing 2, a leaf spring-like lock portion 35 is formed inside the female housing 3. Similar to the male terminal 8, the female terminal 9 inserted inside the female housing 3 engages with the lock portion 35, so that the cable 4b is prevented from being pulled out and detached when pulled backward.

  As shown in FIG. 6, the cable seal 7a is disposed inside the terminal hole 21 and on the front side of the male terminal 8 (for example, the front end of the terminal hole 21), and is sandwiched between the male housing 2 and the cable 4a. The cable seal 7a prevents dust and water from entering the male housing 2 by closing the gap between the male housing 2 and the cable 4a. A cable seal 7b similar to the cable seal 7a is also arranged on the female housing 3 side (see FIGS. 4 and 5). That is, as with the male housing 2, the female housing 3 has a dustproof function and a waterproof function.

  As shown in FIGS. 3, 5, and 6, in the housing cover 1, the front cover portion 13 into which the male housing 2 is inserted is disposed between the upper side wall and the front end and the rear end of the front cover portion 13. The engagement hole 11 is provided. An upper wall portion 17 is formed from the front end of the front cover portion 13 to the engagement hole 11. Further, the engagement hole 11 is formed with a front edge 111 that engages with a first engagement portion 23 and a second engagement portion 24 described later, and a rear edge 112 that contacts a lock member 5a described later. Has been. The first engaging portion 23 and the front edge 111 constitute a first locking mechanism, and the second engaging portion 24 and the front edge 111 constitute a second locking mechanism.

  The first engagement portion 23 and the second engagement portion 24 have wall surfaces 231 and 241 extending in the vertical direction at the front end, and inclined surfaces 232 and 242 extending from the rear end to the front side and the upper side, respectively. As shown in FIG. 6, the upper wall portion 17 of the housing cover 1 gets over the first engagement portion 23, the front edge 111 of the engagement hole 11 faces the wall surface 231, and the first engagement portion 23. Engages with the front edge 111 of the engagement hole 11. Further, as shown in FIG. 5, the upper wall portion 17 of the housing cover 1 gets over the second engagement portion 24, the front edge 111 of the engagement hole 11 faces the wall surface 241, and the second engagement portion The part 24 engages with the front edge 111 of the engagement hole 11. By doing so, the male housing 2 is prevented from coming off or coming off.

  As shown in FIG. 6, the male housing 2 is disposed at a position where the first engagement portion 23 engages with the front edge 111 of the engagement hole 11. Hereinafter, the relative position of the male housing 2 with respect to the housing cover 1 shown in FIG. 6 is referred to as a temporary insertion position.

  As shown in FIG. 6, the insertion hole 22 provided in the male housing 2 is exposed to the outside of the connector assembly 100 through the engagement hole 11 in a state where the male housing 2 is disposed at the temporary insertion position. The first locking mechanism prevents the male housing 2 from coming off from the front side of the front cover portion 13 in a state where the insertion hole 22 is exposed to the outside of the front cover portion 13 through the engagement hole 11. More specifically, the wall surface 231 of the first engagement portion 23 constituting the first locking mechanism and the front edge 111 of the engagement hole 11 face each other, and the movement of the male housing 2 to the front side is suppressed. . For this reason, the operator can insert the lock member 5 a into the engagement hole 11 in a state where the male housing 2 is connected to the housing cover 1. Here, the lock member 5 a can be in a temporarily locked state protruding upward from the outer surface of the male housing 2.

  When the lock member 5a is temporarily locked, when the operator attaches the cable 4a having the male terminal 8 attached to the rear end thereof to the terminal hole 21 of the male housing 2, the rear side surface 51a of the lock member 5a. Comes into contact with the rear edge 112 of the engagement hole 11. Thereby, since the movement of the lock member 5a is restricted, the operator can sufficiently push the terminal 8 into the male housing 2, and the male terminal 8 is prevented from being insufficiently attached to the male housing 2. Can do.

  Further, if the male terminal 8 is in an insufficiently mounted state with respect to the male housing 2, the lock member 5a contacts the upper side of the cylindrical portion 81 of the male terminal 8, so that the lock member 5a is temporarily locked. It is restricted to move downward from a position (hereinafter also referred to as a temporary locking position). In this case, the rear side surface 51a of the lock member 5a abuts on the rear edge 112 of the engagement hole 11, so that the rearward movement of the male housing 2 is restricted. That is, it is possible to prevent the male housing 2 from being fitted to the housing cover 1 when the male terminal 8 is insufficiently mounted.

  Here, as shown in FIG. 3, openings 223 and 224 connected to the insertion hole 22 are respectively formed on the left and right sides of the male housing 2. When the lock member 5a is disposed at the temporary locking position, the protrusion 53a formed on the left side of the lock member 5a engages with the upper edge of the opening 223, and the protrusion 54a formed on the right side of the lock member 5a. Engages the upper edge of the opening 224. By doing so, it is possible to prevent the lock member 5a from being unintentionally unintended by the operator.

  When the male terminal 8 attached to the rear end of the cable 4a is inserted into the male housing 2 (see FIG. 6) inserted in the temporary insertion position, and the male terminal 8 reaches the normal fitting position in the male housing 2, the locking member 5a can be pushed downward from the temporary locking position. More specifically, the operator is in a position where the rear side surface 51a of the lock member 5a faces the front edge 84 of the cylindrical portion 81 and engages with each other (hereinafter referred to as a main locking position). Can be arranged).

  As shown in FIG. 3, a recess 225 is formed inside the insertion hole 22, and the protrusion 55 a of the lock member 5 a inserted at the final locking position fits into the recess 225. As a result, the lock member 5 a is secured at the final locking position where the lock member 5 a is engaged with the cylindrical portion 81 of the male terminal 8.

  The insertion hole 22 is provided so as to penetrate the male housing 2 in the vertical direction, and an opening 222 formed on the lower side of the male housing 2 is connected to the insertion hole 22. As shown in FIG. 5, when the lock member 5a is inserted into the main locking position, the protruding portion 52a that protrudes below the lock member 5a has two terminals 8 arranged in the left-right direction (see FIG. 3). And protrudes to the lower side of the male housing 2 through the opening 222. The operator can move the lock member 5a upward by pushing the protrusion 52a from the lower side of the male housing 2.

  Further, since the lock member 5a is inserted into the main locking position, the protrusion of the lock member 5a from the surface of the male housing 2 is reduced, and the rear side surface 51a of the lock member 5a is a rear edge of the engagement hole 11. No longer hits 112. Then, the operator can push the male housing 2 further to the rear side of the temporary insertion position.

  When the male housing 2 is pushed to the rear side of the temporary insertion position by the operator, the second engagement portion 24 is engaged with the rear edge of the engagement hole 11 (that is, the male housing 2 including the insertion hole 22). Is moved to a position covered by the front cover portion 13 (see FIG. 5). Hereinafter, the relative position of the male housing 2 with respect to the housing cover 1 shown in FIG. 5 is referred to as a normal insertion position.

  As shown in FIG. 5, the rear end of the male housing 2 is in contact with the partition wall 15 in a state where the male housing 2 is disposed at the normal insertion position, and the tip 83 of the male terminal 8 is provided on the partition wall 15. It penetrates the formed lateral hole 16 and protrudes to the rear side of the front cover portion 13. That is, when the male housing 2 is disposed at the normal insertion position, the rear cover portion 14 formed on the rear side of the housing cover 1 covers the distal end portion 83 of the male terminal 8. As described above, since the rear cover portion 14 covers the distal end portion 83 of the male terminal 8, the distal end portion 83 is protected from bending even when an impact due to dropping or the like is applied to the male connector 200.

  Further, the rear cover portion 14 formed on the housing cover 1 is open to the rear side. The female housing 3 is inserted from the rear side of the rear cover portion 14 and disposed inside the terminal hole 31. Inside the female housing 3, a cable 4b having a female terminal 9 attached to the front end is inserted. Here, when the male housing 2 is disposed at the normal insertion position, the female terminal 9 comes into contact with the distal end portion 83 of the male terminal 8. More specifically, the distal end portion 83 of the male terminal 8 protruding from the partition wall 15 is inserted inside the tube portion 91 of the female terminal 9. In this way, the male and female connectors 200 and 300 are electrically connected to each other.

  Here, like the front cover portion 13, the engagement hole 12 is also formed on the upper side of the rear cover portion 14. When the female housing 3 is disposed inside the rear cover portion 14, the engaging portion 34 formed on the female housing 3 engages with the rear edge 121 of the engaging hole 12. As described above, when the engaging portion 34 engages with the edge of the engaging hole 12, the wall surface 341 extending in the vertical direction at the rear end of the engaging portion 34 hits the rear edge 121 of the engaging hole 12, and the female The housing 3 is restricted from coming off to the rear side of the housing cover 1.

  Unlike the male housing 2, the engaging portion 34 on the female housing 3 side is formed on the leaf spring portion 33. The leaf spring portion 33 is connected to the upper outer surface of the female housing 3 and is formed so that the rear side is bent. The operator can remove the engaging portion 34 from the edge of the engaging hole 12 by pushing the rear end of the leaf spring portion 33 downward, so that the female housing 3 can be easily pulled out from the housing cover 1. is there.

  As shown in FIG. 5, the lock member 5 a inserted into the insertion hole 22 of the male housing 2 engages with the male terminal 8 inserted inside the male housing 2. More specifically, the lock member 5 a is pushed downward, and the rear side surface 51 a of the lock member 5 a moves to a position facing the front end edge 84 of the cylindrical portion 81 of the male terminal 8. As a result, the front edge 84 of the cylindrical portion 81 hits the rear side surface 51a of the lock member 5a, so that the movement of the male terminal 8 to the front side is restricted, and the holding force of the male terminal 8 is ensured. The lock member 5a locks the male terminal 8 together with the lock portion 25, and may be referred to as an independent secondary lock (ISL).

  When the male housing 2 is disposed at the normal insertion position (see FIG. 5), the insertion hole 22 provided in the male housing 2 is covered with the front cover portion 13. The second locking mechanism prevents the male housing 2 from coming off from the front side of the front cover portion 13 in a state where the insertion hole 22 is covered by the inner surface of the front cover portion 13. More specifically, the wall surface 241 of the second engagement portion 24 constituting the second locking mechanism and the front edge 111 of the engagement hole 11 face each other, and the movement of the male housing 2 to the front side is suppressed. . As a result, the lock member 5 a inserted into the insertion hole 22 is blocked by the upper inner surface of the front cover portion 13, so that the locking member 5 a is prevented from coming off or coming off from the insertion hole 22.

  The ISL described above is also formed on the female housing 3 side. As shown in FIGS. 4 and 5, the female housing 3 is formed with an insertion hole 32 extending in the vertical direction and connected to the terminal hole 31. Inside the insertion hole 32, the lock member 5b that engages with the female terminal 9 is inserted. When the lock member 5b is engaged with the female terminal 9, the edge of the rear end of the cylindrical portion 91 hits the front surface of the lock member, and the rearward movement of the female terminal 9 is restricted. Power is secured. Further, the rear cover portion 14 covers the insertion hole 32 of the female housing 3 inserted into the rear cover portion 14. For this reason, the lock member 5b is prevented from coming out of the insertion hole 32, like the lock member 5a.

  Further, as shown in FIG. 4, the female housing 3 is formed with openings 321 to 324 connected to the insertion hole 32 in the same manner as the male housing 2. The protrusions 53 b and 54 b formed on the lock member 5 b engage with the edges of the upper ends of the left and right openings 323 and 324 of the female housing 3, so that the lock member 5 b protrudes upward from the outer surface of the female housing 3. Secured in the locking position. A recess 325 is formed inside the insertion hole 32. When the protrusion 55b provided on the front surface of the lock member 5b is fitted into the recess 325, the lock member 5b is accommodated inside the insertion hole 32 and is secured at the main locking position where it engages with the female terminal 9. The

  A housing seal 6 a is attached to the male housing 2. The housing seal 6 a is disposed on the front side of the openings 221 to 224 connected to the insertion hole 22. When the male housing 2 is disposed in the normal insertion position (see FIG. 5), the housing seal 6a is disposed on the rear side of the engagement hole 11 formed in the housing cover 1 so that the outer surface of the male housing 2 and the front It is sandwiched between the inner surface of the cover portion 13. Further, as described above, the protruding portion 52a protruding to the lower side of the lock member 5a passes through the opening 222 and protrudes to the lower side of the male housing 2. Therefore, the protruding portion 52a causes the housing on the outer surface of the male housing 2 to be Unintentional movement of the seal 6a toward the front side is suppressed. Thus, since the gap between the housing cover 1 and the male housing 2 connected to the insertion hole 22 is closed by the housing seal 6a, entry of dust and water into the insertion hole 22 is prevented. The housing seal 6a in the present embodiment corresponds to the “seal” of the present invention.

  A housing seal 6 b is also attached to the female housing 3. More specifically, the housing seal 6 b is disposed on the rear side of the insertion hole 32 and is sandwiched between the outer surface of the female housing 3 and the inner surface of the rear cover portion 14. When the female housing 3 is inserted inside the rear cover portion 14, the housing seal 6 b is disposed in front of the engagement hole 12 and closes the gap between the female housing 3 and the rear cover portion 14. Thereby, also in the rear cover part 14, the penetration | invasion of the dust and water to the insertion hole 32 is prevented.

  As described above, the connector assembly 100 has a dustproof function and a waterproof function for both the male and female connectors 200 and 300 and uses the lock members 5a and 5b to secure the holding force of the male terminals 8 and female terminals 9.

  The present invention is not limited to the embodiment described above, and various changes may be made. For example, the first engaging portion 23 and the second engaging portion 24 may not be formed directly on the outer surface of the male housing 2, but may be formed on the leaf spring in the same manner as the female housing 3. By doing so, the operator can engage the second engagement portion 24 and the first engagement portion 23 with the edge of the engagement hole 11 formed in the housing cover 1 by pushing in the leaf spring. Therefore, the male housing 2 can be easily pulled out from the housing cover 1.

  Further, for example, the first engaging portion 23 and the second engaging portion 24 may be formed not on the outer surface of the male housing 2 but on the inner surface of the front cover portion 13. In this case, each of the first engaging portion 23 and the second engaging portion 24 engages with an engaged portion formed on the outer surface of the male housing 2, so that the male housing 2 is properly connected to the temporary insertion position. You may make it latch at each of an insertion position.

  It should be noted that the disclosure of this specification is merely an example of the present invention, and appropriate modifications that maintain the gist of the present invention and that can be easily conceived by those skilled in the art are included in the scope of the present invention. The width, thickness, shape, and the like of each part shown in the drawings are schematically shown and do not limit the interpretation of the present invention.

  1 Housing cover, 2 Male housing, 3 Female housing, 11 and 12 Engagement hole, 13 Front cover part, 14 Rear cover part, 15 Partition wall, 16 Side hole, 21, 31 Terminal hole, 22, 32 Insertion hole, 23 1 engagement portion, 24 second engagement portion, 33 leaf spring portion, 34 engagement portion, 25, 35 lock portion, 4a, 4b cable, 5a, 5b lock member, 6a, 6b housing seal, 7a, 7b cable seal , 8 male terminal, 9 female terminal, 81, 91 cylinder part, 82, 92 engagement hole, 83 tip part, 100 connector assembly, 200 male connector, 300 female connector.

Claims (8)

A housing having a terminal hole penetrating in a first direction and having a terminal inserted from one side in the first direction, and a tip of the terminal protruding from the other side in the first direction, the terminal A housing having an insertion hole extending in a second direction perpendicular to the first direction to the hole and opening in an outer surface of the housing;
A locking member inserted into the insertion hole and engaged with the terminal inserted into the terminal hole;
The housing is inserted from the one side in the first direction, covers the first cover portion that covers the insertion hole, and the tip end portion of the terminal that protrudes to the other side of the terminal hole. A housing cover having a second cover part capable of inserting the housing from the other side in the first direction;
With the first cover portion covering the insertion hole of the housing, the first cover portion is sandwiched between the outer surface of the housing and the inner surface of the first cover portion. a seal disposed at a position closer to the side, was closed,
The outer surface of the housing has a stepped portion that swells in the second direction on the one side in the first direction with respect to the insertion hole,
The seal is disposed between the insertion hole and the stepped portion;
The outer surface of the housing has an end region that is a region extending from a portion where the seal is disposed to an end portion on the other side, and the outer surface in the end region is a portion where the seal is disposed Does not have a portion protruding in the second direction from the outer surface of
In a state where the lock member is inserted into the insertion hole and the first cover portion covers the insertion hole of the housing, the end of the lock member extends from the outer surface in the end region to the second surface. Protruding in the direction,
A connector characterized by that. The housing and the housing cover are configured to prevent the housing cover from being pulled out of the one side in the first direction in a state where the insertion hole is exposed to the outside of the first cover portion. The connector according to claim 1, further comprising a locking mechanism. An engagement hole is formed in the first cover part,
The insertion hole is exposed to the outside of the first cover portion through the engagement hole in a state of being locked by the first locking mechanism.
The connector according to claim 2. The first locking mechanism includes an edge of the engagement hole formed in the first cover portion, and a first engagement portion that is a protrusion formed on the housing that engages with the edge. The connector according to claim 3. The housing and the housing cover are configured so that the insertion hole is covered with the inner surface of the first cover portion and the housing cover is removed from the one side in the first direction in the first direction. The connector according to claim 3, further comprising a second locking mechanism for suppressing the second locking mechanism. In a state of being locked by the second locking mechanism, the seal is disposed at a position closer to the other side than the engagement hole in the first direction.
The connector according to claim 5. The insertion hole passes through the housing in the second direction;
The connector according to claim 1. A first terminal having a terminal hole penetrating in the first direction, the first terminal being inserted from one side in the first direction, and the tip of the first terminal projecting from the other side in the first direction; A first housing having an insertion hole extending to the terminal hole in a second direction orthogonal to the first direction and opening in an outer surface of the housing;
A lock member inserted into the insertion hole and engaged with the first terminal inserted into the terminal hole;
The first housing is inserted from the one side in the first direction, the first cover part can cover the insertion hole of the first housing, and the terminal protruding to the other side of the terminal hole A housing cover having a second cover portion covering the tip portion of the first terminal;
In a state where the first cover portion covers the insertion hole of the first housing, the insertion portion is sandwiched between the outer surface of the first housing and the inner surface of the first cover portion, and the insertion hole in the first direction. A seal disposed at a position closer to the one side than
A second housing penetrating in the first direction and having a second terminal disposed therein,
The second cover part can insert the second housing from the other side in the first direction,
When the inner surface of the first cover portion covers the insertion hole of the first housing and the second housing is inserted inside the second cover portion, the second terminal is the first terminal. In contact with the tip of the terminal of
The outer surface of the first housing has a stepped portion that swells in the second direction on the one side in the first direction with respect to the insertion hole,
The seal is disposed between the insertion hole and the stepped portion;
The outer surface of the first housing has an end region that is a region extending from a portion where the seal is disposed to an end portion on the other side, and the outer surface in the end region is disposed with the seal. Does not have a portion protruding in the second direction from the outer surface of the portion
In a state where the lock member is inserted into the insertion hole and the first cover portion covers the insertion hole of the first housing, the end of the lock member is disengaged from the outer surface in the end region. Projecting in the direction of 2,
A connector assembly characterized by that.

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