JP3048470U - Panel mount connector assembly - Google Patents

Abstract

(57) [Problem] To provide a panel mount connector assembly that can be mounted on a panel at high density. SOLUTION: This panel mount connector assembly includes a receptacle connector 1 attachable to a panel, and a plug connector engageable with the receptacle connector 1. The receptacle connector 1 includes a housing 2 having a bottomed square tubular fitting portion 4 for receiving a plug connector, and a panel mounting seat 6 outside the opening of the fitting portion 4. The bottomed square tubular fitting portion 4 is disposed on one side of the upper wall and the other side of the lower wall.

Description

[Detailed description of the invention]

[0001]

[Industrial applications]

 The present invention relates to a panel mount connector assembly which is used by being attached to a panel such as a rear surface of a housing of a copier or other OA equipment.

[0002]

[Prior art]

 Conventionally, such a panel mount connector assembly includes a receptacle connector that can be attached to a panel, and a plug connector that can be fitted with the receptacle connector. A plurality of terminals are mounted on the receptacle connector, one end of which is connected to an electric wire wired in the housing, and the other end of which is a contact piece engageable with the terminal on the plug connector side. The plug connector terminates a cable consisting of multiple wires, and the terminal mounted on the plug connector is connected to multiple wires. In the receptacle connector, a panel mounting seat for mounting to the panel is provided on an outer periphery, and a bolt or a screw is inserted into a through hole formed in the panel mounting seat to connect the panel mounting seat and the panel together with the bolt or the bolt. Tightened via screws, the receptacle connector is mounted on the panel.

[0003]

[Problems to be solved by the invention]

 In the panel mount connector assembly having the above-described configuration, the panel mounting seat provided on the receptacle connector is generally provided so as to protrude to the left and right sides of the opening of the fitting portion for receiving the plug connector. When the connector was attached to the panel, the opening of the fitting portion was adjacent to the opening formed in the panel so as to be substantially flush. As a result, in the case where a plurality of panel mount connector assemblies are used for one housing, if the plurality of receptacle connectors are to be mounted close to each other, the panel mounting seats may interfere with each other. This prevented the installation of high density receptacle connectors in a small area. There is also a high demand for miniaturization of OA related equipment, and a panel mount connector assembly that can be mounted at high density is desired.

The present invention has been made in view of such a problem, and has as its object to provide a panel mount connector assembly that can be mounted on a panel at high density.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention provides a panel mount connector assembly including a receptacle connector that can be attached to a panel and a plug connector that can be fitted with the receptacle connector, wherein the receptacle connector receives the plug connector. A housing having a bottom square tubular fitting portion and a panel mounting seat outside the opening of the fitting portion is provided, and the panel mounting seat is provided on the upper side wall of the bottomed square tubular fitting portion. A panel mount connector assembly, wherein the panel mount connector assembly is disposed on the side and the other side of the lower wall.

[0006] In such a panel mount connector assembly, a corner cutout wall for determining polarity is formed along a corner of the bottomed square tubular fitting portion, and a mating plug connector is fitted. This is a panel mount connector assembly corresponding to a corner cut wall formed at the joint.

Further, in such a panel mount connector assembly, the plug connector includes a plug inner assembly on which a plurality of terminals are mounted, an upper plug cover and a lower plug cover for accommodating the plug inner assembly. A plug cover, and the plug cover is integrated by engaging an engagement protrusion provided on one side of the plug cover with an engagement piece provided on the other side of the plug cover. Panel mount connector assembly.

Still further, in such a panel mount connector assembly, the plug connector is configured such that a rear end of the terminal mounted on the plug inner assembly has a plurality of electric wires introduced from the rear end of the plug cover. This is a panel mount connector assembly that can be fitted and connected to connectors individually press-connected to the tip and that can be connected to a shunt connector for conducting between adjacent terminals. .

[0009]

[Action]

 According to the panel mount connector assembly of the present invention, a configuration in which the panel mounting seats are disposed at one side of the upper side wall and the other side of the lower side wall of the bottomed rectangular cylindrical fitting portion forming the receptacle connector. Therefore, a plurality of receptacle connectors can be attached to a panel in close proximity to each other, and high-density mounting is possible.

[0010]

【Example】

 Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

FIGS. 1 to 4 show a receptacle connector 1 according to an embodiment. The receptacle connector 1 includes a housing 2 made of an insulating resin and a metal terminal 3 (see FIG. 19). The housing 2 is formed in the shape of a square cylinder with a bottom, and the fitting portion 4 is opened at the front surface. One side of the upper wall (right side in FIG. 1) of the fitting portion 4 and the other side of the lower wall (FIG. (Left side in FIG. 1), a panel mounting seat 6 having a screw hole 5 at the center is provided from the opening edge to the outside. A corner cut wall 7 for determining the polarity is formed at one corner inside the fitting portion 4 (upper right corner in FIG. 1). As shown in FIG. 19, the terminal 3 has the contact piece 8 facing the inside of the fitting portion 4, while the connection tail 9 projects from the rear end of the housing 2. The connector 11 is connected to the connection tail 9 by pressing.

Next, FIGS. 5 to 8 show a plug connector 12 which can be fitted to the receptacle connector 1. FIG. The plug connector 12 is formed by connecting an upper plug cover 13 and a lower plug cover 14 to form a plug cover 15 having a substantially rectangular outer shape, and a plug inner assembly 16 housed in the plug cover 15 (see FIG. 8). It is composed of The front end side (the left side in FIGS. 5 and 7) of the plug cover 15 is provided as a fitting portion 17 which matches the outer shape of the fitting portion 4 of the receptacle connector 1 so that they can be fitted to each other. A corner cut wall 18 corresponding to the corner cut wall 7 of the receptacle connector 1 is formed at one corner (upper left corner in FIG. 6) of the portion 17. The lower plug cover 14 has a box shape with an open upper side as shown in FIGS. 9 to 13, and has a housing portion 19 formed therein so that the plug inner assembly 16 can be fixed therein. At the same time, engaging projections 21 are formed outside the central portion of both side walls 20. The front end wall 22 has a rectangular cutout window 23 for exposing the fitting end 16a of the plug inner assembly 16, while the rear end wall 24 has a semicircular cutout window 25 formed therein. The cable 26 that terminates in the plug connector 12 through the window 25 can be inserted. Engagement projections 21 similar to the engagement projections 21 are formed on both sides of the notch window 25 outside the rear end wall 24. A cable holder 27 is provided on the inner side adjacent to the rear end wall 24, and a cylindrical screw-in portion 30 for receiving a screw 29 for fixing a cable clamp 28 (see FIG. 8) is provided on both sides thereof. It is provided.

As shown in FIGS. 14 to 18, the upper plug cover 13 has a box shape with an open lower side. As shown in FIG. 17, a rectangular cutout window 32 is formed in the front end wall 31 for the mating end 16a of the plug inner assembly 16, and as shown in FIG. Is formed with a semicircular cutout window 34 for inserting the cable 26. As shown in FIGS. 15 and 18, an engaging piece 35 is provided so as to hang downward from the center of both side walls 50 and the rear end wall 33. Each of the windows 36 is formed so that each of the engagement pieces 35 can be engaged with the engagement projection 21 when they are connected to the lower plug cover 14. At the center of the front end side of the upper side wall 37, an elastically deformable latch piece 39 is formed inside and outside by a separation groove 38, and a latch projection 40 formed on the outer wall of the latch piece 39 is engaged with and disengaged from the housing 2 on the receptacle connector 1 side. I can do it.

The plug inner assembly 16 is composed of an insulating holder 41 and a plurality of terminals 42 as shown in FIG. The terminal 42 is provided with a contact piece 43 on the front end side and a connection tail 44 on the rear end side that engage with the contact piece 8 of the terminal 3 constituting the receptacle connector 1. A connector 46 connected to the end of the electric wire 45 of the cable 26 by pressure contact can be fitted to the connection tail 44. Around the connection tail 44, a shunt space 48 in which a shunt connector 47 as shown in FIGS. Therefore, when the receptacle connector 1 and the plug connector 12 are connected, the shunt connector 47 is attached so that the selected adjacent terminals 42 can be connected in a short-circuited state.

The panel mount connector assembly of the above embodiment uses the receptacle connector 1 attached to the panel 49 (FIG. 19). To mount the receptacle connector 1 on the panel 49, screws or bolts inserted into the screw holes 5 of the panel mounting seat 6 provided outside the opening of the fitting portion 4 are screwed into the panel 49 so that the panel mounting seat 6 can be mounted. Tighten. Since the panel mounting seat 6 is provided at the opening on one side of the upper wall and on the other side of the lower wall of the fitting section 4, even when a plurality of panel mount connector assemblies are used, the receptacle connector 1 can be used. Can be placed on the panel 49 in close proximity. FIG. 21 shows a case where the receptacle connector 1 is adjacent to the left and right. Since the panel mounting seats 6 are not provided on the left and right of the opening of the fitting portion 4, the left and right receptacle connectors 1 can be mounted so as to be in contact with each other. FIG. 22 shows a case where the receptacle connectors 1 are vertically adjacent to each other. Even in this case, since the panel mounting seat 6 of the upper receptacle connector 1 and the panel mounting seat 6 of the lower receptacle connector 1 do not interfere with each other, the upper and lower receptacle connectors 1 are separated by the length of the panel mounting seat 6. It can be mounted in a close proximity. As described above, even when a plurality of panel mount connector assemblies are used on the same panel 49, the receptacle connector 1 can be mounted as close as possible, so that the mounting can be performed in a small area with high density. Is possible.

When a plurality of panel mount connector assemblies are used on the same panel 49, there is a risk that the receptacle connector 1 and the plug connector 12 may be erroneously fitted, but the corner cut formed in the fitting portion 4 of the receptacle connector 1 may be used. Polarity is determined by the wall 7 and the corner cut wall 18 formed in the fitting portion 17 of the plug connector 12, so that erroneous fitting can be prevented. The corner cut wall 7 of the receptacle connector 1 of the illustrated embodiment is provided at the upper right corner (in FIG. 1) of the fitting portion 4 and the corner cut wall 18 of the plug connector 12 corresponds to this position. The corner cut wall 7 of the connector 1 is formed at the upper left corner, the lower right corner or the lower left corner, and the corner cut wall 18 of the plug connector 12 is also formed at a position corresponding to these. It can be an assembly.

In the use of the plug connector 12, an operation of terminating the cable 26 to the plug connector 12 is performed in use. The termination work of the cable 26 can be performed on the lower cover 14 by separating the upper cover 13 and the lower cover 14 constituting the plug cover 15. A connector 46 is connected to the end of each electric wire 45 in the cable 26 in advance by pressure welding. First, the cable 26 is clamped onto the cable holder 27 via the cable clamp 28, and then the connector 46 at the end of each of the electric wires 45 is connected by fitting to the connection tail 44 of the predetermined terminal 42 of the plug inner assembly 16. I do. When it is necessary to short-circuit adjacent connection tails 44 of the connection tails 44, a shunt connector 47 is attached to the shunt space 48. Thereafter, when the upper plug cover 13 is put on the lower plug cover 14 so as to cover the lower plug cover 14, the engagement windows 35 of the engagement pieces 35 provided on the upper plug cover 13 are brought into contact with each other. The lower and upper plug covers 13 and 14 are integrated with each other so as to coincide with the engaging projections 21. As described above, the upper plug cover 13 and the lower plug cover 14 are configured so that they can be automatically engaged by the engagement pieces 35 and the engagement projections 21, and the assembly work by screws or the like is unnecessary, so that the termination work of the cable 26 is simplified. Simply, you can improve your work efficiency.

The plug connector 12 has a configuration in which the plug inner assembly 16 is accommodated in the plug cover 15. The electric wire 45 of the cable 26 is connected to a connector 46 press-connected to an end of the electric wire 45 and a connection tail of the terminal 42. Since the connection can be established by fitting the 44, the termination work of the cable 26 can be simplified in this regard, and the efficiency can be improved. Moreover, in the plug inner assembly 16, a shunt space 48 is formed for the connection tail 44 so that the shunt connector 47 can be attached as required, so that the adjacent terminals 42 can be short-circuited as appropriate. In addition to simply connecting the wires to each other, they can have the auxiliary function of the circuit configuration.

[0019]

[Effect of the invention]

 As described above, according to the panel mount connector assembly of the first aspect, since the panel mounting seat for the panel is provided at a special position, there is an effect that the panel mounting seat can be mounted on the panel at a high density and used.

According to the panel mount connector assembly of the second aspect, since the polarity can be determined by the corner cut wall, erroneous fitting between a plurality of panel mount connector assemblies mounted at high density is effective. The effect that can be prevented can be further added. .

According to the panel mount connector assembly of the third aspect, the plug cover constituting the plug connector is constituted by the upper plug cover and the lower plug cover which are engaged by the engagement pieces and the engagement projections. This makes it easy to assemble the cable, and it is possible to further add an effect that the work of terminating the cable can be performed easily and efficiently.

Further, according to the panel mount connector assembly of the fourth aspect, the connection tail portion of the terminal of the plug connector allows the connector connected to the electric wire to be fitted, and also short-circuits the adjacent terminal. The structure allows a shunt connector to be attached, which not only makes it easier and more efficient to terminate cables, but also has the additional effect of exerting auxiliary functions in the circuit configuration. Can be added.

[Brief description of the drawings]

FIG. 1 is a front view of a receptacle connector according to an embodiment of the present invention.

FIG. 2 is a side view of the receptacle connector.

FIG. 3 is a bottom view of the receptacle connector.

FIG. 4 is a rear view of the receptacle connector.

FIG. 5 is a plan view of the plug connector according to the embodiment of the present invention;

FIG. 6 is a left side view of the plug connector.

FIG. 7 is a front view of the plug connector.

FIG. 8 is a plan view of the plug connector with the upper plug cover removed.

FIG. 9 is an enlarged plan view of a lower plug cover of the plug connector.

FIG. 10 is an enlarged front view of the lower plug cover.

FIG. 11 is an enlarged bottom view of the lower plug cover.

FIG. 12 is an enlarged left side view of the lower plug cover.

FIG. 13 is an enlarged right side view of the lower plug cover.

FIG. 14 is an enlarged plan view of an upper plug cover of the plug connector.

FIG. 15 is an enlarged front view of the upper plug cover.

FIG. 16 is an enlarged bottom view of the upper plug cover.

FIG. 17 is an enlarged left side view of the upper plug cover.

FIG. 18 is an enlarged right side view of the upper plug cover.

FIG. 19 is an enlarged sectional view of the fitted state of the panel mount connector assembly according to the embodiment of the present invention.

FIG. 20 is an explanatory diagram showing a state where a shunt connector is attached to a connection tail of a terminal of a plug connector.

FIG. 21 is a diagram illustrating a state in which the receptacle connector according to the embodiment of the present invention is disposed on the panel so as to be adjacent to the left and right sides.

FIG. 22 is a diagram illustrating a state in which the receptacle connector of the embodiment is arranged vertically above and below a panel.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Receptacle connector 2 Housing 3 Terminal 4 Fitting part 5 Screw hole 6 Panel mounting seat 7 Corner cut wall 8 Contact piece 9 Connection tail 10 Electric wire 11 Connector 12 Plug connector 13 Upper plug cover 14 Lower plug cover 15 Plug cover 16 Plug inner Assembly 17 Fitting part 18 Corner cut wall 19 Housing for plug inner assembly 20 Side wall of lower plug cover 21 Engagement projection 22 Front end wall of lower plug cover 23 Notch window 24 Rear end wall of lower plug cover 25 Notch window 26 Cable 27 Cable Holder 28 Cable Clamp 29 Screw 30 Threaded Part 31 Front End Wall of Upper Plug Cover 32 Notch Window 33 Rear End Wall of Upper Plug Cover 34 Notch Window 35 Engagement Piece 36 Engagement Window 37 Upper Wall Side of Upper Plug Cover 38 Separation groove 39 Latch piece 40 Latch protrusion 41 Insulated holder of plug inner assembly 42 Terminal of plug inner assembly 43 Contact piece 44 Connection tail 45 Electric wire 46 Connector 47 Shunt connector 48 Shunt space 49 Panel 50 Side wall of upper plug cover

Claims (4)

[Utility model registration claims] 1. A panel mount connector assembly comprising a receptacle connector 1 attachable to a panel 49 and a plug connector 12 engageable with the receptacle connector 1, wherein the receptacle connector 1 receives the plug connector 12. The housing 2 has a bottom square tubular fitting part 4 and a panel mounting seat 6 outside the opening of the fitting part 4, and the panel mounting seat 6 has a bottomed square tubular fitting part. 4. A panel mount connector assembly, wherein the panel mount connector assembly is disposed on one upper wall side and the other lower wall side. 2. A corner cut wall 7 for determining polarity is formed along a corner of a bottomed square tubular fitting portion 4 and a corner formed in a fitting portion 17 of a mating plug connector 12. 2. The panel mount connector assembly according to claim 1, wherein said panel mount connector assembly is associated with said cut wall. 3. The plug connector 12 includes a plug inner assembly 16 on which a plurality of terminals 42 are mounted.
And a plug cover 15 including an upper plug cover 13 and a lower plug cover 14 for accommodating the plug inner assembly 16, and the plug cover 15 is provided on the plug cover 14 on one side. Engaging projection 2
3. The panel mount connector assembly according to claim 2, wherein the engagement pieces provided on the first and the other side plug covers are engaged with each other to be integrated. 4. In the plug connector 12, the rear end of the terminal 42 mounted on the plug inner assembly 16 is individually press-connected to the front ends of a plurality of electric wires 45 introduced from the rear end of the plug cover 15. The panel mount connector assembly according to claim 3, wherein the panel mount connector assembly is adapted to be fitted to and connectable to the connector 46, and that a shunt connector 47 for conducting between the adjacent terminals 42 is attachable.