JP4531668B2 - Electronic equipment - Google Patents

Description

  The present invention relates to an electronic device including an electronic device main body and a plug-in module that can be inserted into and removed from the electronic device main body, and more particularly to a connector support structure that electrically couples the electronic device main body and the plug-in module.

  Electronic devices, particularly large electronic devices installed at relay bases in wireless communication systems, have a modularized structure for each function, and modules are inserted into and removed from the electronic device main body in consideration of workability such as maintenance. It is possible.

  13 and 14, an electronic device having an insertable / detachable module will be briefly described.

  FIG. 13 shows a module housing portion of the electronic device, and the illustration of the entire electronic device is omitted. In FIG. 13, reference numeral 1 denotes a subrack as a module storage unit provided in a rack (not shown) of the electronic apparatus main body, and reference numeral 2 denotes a plug-in module such as an amplifying unit inserted into and removed from the subrack 1.

  The subrack 1 is provided with guide rails 3 on the bottom surface and the top surface, and the plug-in module 2 is guided by the guide rail 3 and inserted into the subrack 1, and the front panel 4 of the plug-in module 2 is It can be attached to the sub-rack 1 by fixing means such as a knurled screw 5.

  A backboard 6 is provided on the back surface of the subrack 1, a floating connector 7 is connected to the backboard 6, and a module connector 8 is provided on the back surface of the plug-in module 2. 2 is inserted into the subrack 1, the module connector 8 is fitted into the floating connector 7 so that the plug-in module 2 and the backboard 6 are electrically connected.

Further, since it is difficult to completely align the module connector 8 and the floating connector 7 due to component manufacturing error, assembly error, etc., the floating connector 7 is inserted in the insertion direction so as to absorb the error. It is freely displaceably supported in the direction of Cartesian against.

  A conventional connector support structure will be described with reference to FIGS.

  In the figure, reference numeral 11 denotes a connector mounting plate which is a constituent member of the subrack 1, and the connector mounting plate 11 is provided so as to face the back surface of the subrack 1. A cable support member 12 is provided at a position away from the required distance D on the back side of the connector mounting plate 11.

  The floating connector 7 is attached to a front floating plate 14, and a guide pin 15 is erected on the front floating plate 14, and a tip portion of the guide pin 15 has a tapered shape. A rear floating plate 16 is attached to the front floating plate 14 with the connector mounting plate 11 interposed therebetween, and the space between the rear floating plate 16 and the front floating plate 14 is slightly smaller than the thickness of the connector mounting plate 11. They are integrated with a large gap formed. The front floating plate 14 and the rear floating plate 16 can be freely displaced vertically and horizontally with respect to the connector mounting plate 11 within a required range (in a range to absorb errors).

  The connector mounting plate 11 has a clearance hole (not shown) so as not to interfere with the floating connector 7 or the cable 17 connected to the floating connector 7 when the front floating plate 14 and the rear floating plate 16 are displaced. ) Is drilled.

  The cable 17 is fixed to the upper surface of the cable support member 12 by a cable fixture 18.

  When the plug-in module 2 is inserted, the guide pins 15 are inserted into guide holes (not shown) on the plug-in module 2 side, and the front floating plate 14 and the rear floating plate 16 are inserted into the guide holes. The module connector 8 and the floating connector 7 are aligned with each other.

  In the conventional connector support structure, the displacement of the floating connector 7 is accompanied by bending deformation of the cable 17 with the holding portion as a support point, and the cable 17 itself has rigidity. The displacement of the floating connector 7 is not accompanied by bending deformation of the cable 17, and the displacement of the floating connector 7 is limited by the cable 17.

  Further, although the cable 17 is inclined by the displacement of the floating connector 7, the inclination of the cable 17 also affects the floating connector 7 and causes the floating connector 7 to be inclined.

  For this reason, in the conventional connector support structure, the floating effect of the floating connector 7 is not sufficiently obtained, and there is a problem that the module connector 8 and the floating connector 7 cannot be normally fitted. .

  In addition, there exists a thing shown by patent document 1 about the connector support structure which has a floating connector.

Japanese Patent Application Laid-Open No. 2000-294956

  In the present invention, in view of such circumstances, the floating connector is displaced without being affected by the rigidity of the cable, and the plug-in module side connector and the electronic device main body side connector can be normally coupled by insertion of the plug-in module. It is to make.

  The present invention includes a plug-in module and an electronic device main body having a storage portion for storing the plug-in module, and the plug-in module and the electronic device main body are electrically connected by a detachable connector. In the electronic device, one of the plug-in module and the electronic device main body is provided so as to face the connector mounting plate, a connector slidably provided on the connector mounting plate, and the mounting plate. A cable support member and a cable holding part that can follow the slide of the connector, and the cable holding part relates to an electronic device that is slidably attached to the cable support member.

  According to the present invention, there is provided a plug-in module and an electronic device main body having a storage portion for storing the plug-in module, and the plug-in module and the electronic device main body are electrically connected by a detachable connector. In the electronic device to be connected, any one of the plug-in module and the electronic device body includes a connector mounting plate, a connector slidably provided on the connector mounting plate, and the mounting plate. A cable holding member provided and a cable holding portion capable of following the slide of the connector, and the cable holding portion is slidably attached to the cable supporting member; The connector on the plug-in module side and the connector on the electronic device body side are normally connected without causing There is exhibited an excellent effect that get.

  The best mode for carrying out the present invention will be described below with reference to the drawings.

  The first embodiment will be described with reference to FIGS.

  The electronic device according to the present invention has a configuration equivalent to that shown in FIGS. 13 and 14, and FIGS. 1 to 3 show a connector support portion of the electronic device. In the figure, the same components as those shown in FIGS. 15 and 16 are denoted by the same reference numerals.

  In the subrack (not shown), a connector mounting plate 11 and a cable support member 12 are provided in parallel at a required interval. The connector mounting plate 11 is sandwiched between the front floating plate and the connector mounting plate 11. 14, a rear floating plate 16 is integrally provided, and the front floating plate 14 and the rear floating plate 16 are freely slidable with respect to the connector mounting plate 11 within a required range in the vertical and horizontal directions. A floating connector 7 is provided on the front floating plate 14, and a pair of guide pins 15 are erected on the left and right sides of the floating connector 7. As shown in FIG. 3, the rear floating plate 16 is notched so that the floating connector 7 and the cable 17 do not interfere with each other.

  The upper end portion of the cable support member 12 is bent toward the connector mounting plate 11 and has a reverse L-shaped cross section. The cable holding member 21 is provided on the surface of the cable support member 12 opposite to the connector mounting plate 11. Are attached via at least two bushes 22. The cable holding member 21 has an inverted L-shaped cross section in which the upper part of the plate material is bent at right angles to the connector mounting plate 11 side. The bush 22 has a collar portion that is higher than the plate thickness of the cable holding member 21 and a flange portion that comes into contact with the back surface of the cable holding member 21, and the collar portion is a hole formed in the cable holding member 21. 23 is slidably fitted. The hole 23 has a larger diameter than the collar portion and a smaller diameter than the flange portion. Therefore, the bush 22 has a predetermined range in the vertical and horizontal directions with respect to the cable holding member 21 (preferably the front floating plate 14). The sliding range is equivalent to that of the rear floating plate 16).

  The bush 22 may be a simple collar and the collar may be stopped via a washer.

  The cable 17 is fixed to the upper surface of the cable holding member 21 by a cable fixing tool 18, and the height of the upper surface of the bush 22 is set so that the cable 17 is horizontal in a fixed state.

  In the first embodiment described above, when the floating connector 7 is displaced in the vertical and horizontal directions, the cable holding member 21 is also displaced in the vertical and horizontal directions via the cable 17 and the displacement of the floating connector 7 is determined. Is not limited by the rigidity of the cable 17. Therefore, the module connector 8 and the floating connector 7 are fitted in an optimum state.

  A second embodiment will be described with reference to FIGS.

  5 to 9, the same components as those shown in FIGS. 1 to 4 are denoted by the same reference numerals, and the description thereof is omitted.

  In the second embodiment, a cable holding function is added to the cable holding member 21 in the first embodiment, and the cable fixture 18 is omitted.

  In the second embodiment, the cable holding member 24 is attached to the cable support member 12 so as to be slidable in a predetermined range in the vertical and horizontal directions. The structure for attaching the cable holding member 24 to the cable support member 12 is the same as the structure for attaching the cable holding member 21 to the cable support member 12 in the first embodiment, and a description thereof will be omitted.

  The cable holding member 24 will be described.

  The cable holding member 24 is formed in a substantially L shape from a fixing portion 25 attached to the cable support member 12 and a cable holding portion 26 holding the cable 17, the fixing portion 25 being vertical, and the cable holding portion 26 being The fixing portion 25 and the lower surface of the cable holding portion 26 are provided with a required distance, and the length of the cable holding portion 26 is substantially equal to the distance D to the connector mounting plate 11. .

  The fixing portion 25 is formed with a hole 23 into which the bush 22 is slidably fitted. The cable holding part 26 is formed with a pair of left and right side edges 27 drawn downward. The side 27 has a bent side shorter than the cable holding portion 26, and a cable passage 28 is formed by the pair of the side 27 and the upper side of the fixing portion 25. Note that the cable passage 28 may be formed by further horizontally bending the lower end of the side 27.

  The cable 17 is inserted into the cable passage 28. As described above, the lower surface of the cable passage 28 is open and the side 27 is shortened. The cable 17 can be inserted, and the cable holding member 24 can be retrofitted after the cable 17 is wired.

  The upper and left and right sides of the cable 17 are restricted by the cable holding part 26 and the lower part is restricted by the fixing part 25. Thus, the cable holding member 24 is slidable up and down and left and right with respect to the cable support member 12, and the cable holding member 24 is displaced following the displacement of the floating connector 7.

  A third embodiment will be described with reference to FIGS.

  In the third embodiment, the cable holding member 24 in the second embodiment is further omitted, and a cable holding function is added to the rear floating plate 16.

  The rear floating plate 31 in the third embodiment has a horizontal extending portion 32 extending in the horizontal direction, and the distal end portion of the horizontal extending portion 32 is bent downward to be connected to the cable holding portion 33. The cable holding portion 33 is formed with a notch 34 through which the cable 17 is inserted.

  The horizontal length of the horizontal extension portion 32 is such that the cable holding portion 33 comes into contact with the cable support member 12, and the cable holding portion 33 is attached to the cable support member 12 via the bush 22. The cable holding portion 33 is slidable vertically and horizontally within a predetermined range with respect to the cable support member 12. Further, when the cable holding portion 33 abuts on the cable support member 12, the cutout portion 34 becomes an insertion hole 35 through which the cable 17 is inserted.

  When the rear floating plate 31 and the connector mounting plate 11 are fixed, the cable 17 is fitted into the notch 34. In this state, a small portion of the cable holding portion 33 is overlapped with the cable support member 12, and the cable holding portion 33 is attached to the cable support member 12 via the bush 22. Since the cable holding portion 33 can slide within a required range with respect to the bush 22, the floating connector 7 is displaced, and the cable holding portion 33 is also displaced simultaneously. The insertion hole 35 regulates the position of the cable 17, but the rear floating plate 31 moves integrally with the cable 17, so that the movement of the cable 17 is not regulated.

  If the rear floating plate 31 can be rigid, the cable holding portion 33 does not need to be fixed to the cable support member 12.

  In the above embodiment, the floating connector is provided in the electronic device main body, but may be provided in the plug-in module.

It is a disassembled perspective view which shows the 1st Embodiment of this invention. It is a perspective view which shows the 1st Embodiment of this invention. It is a perspective view from the back showing the 1st embodiment of the present invention. It is a side view which shows the 1st Embodiment of this invention. It is a disassembled perspective view which shows the 2nd Embodiment of this invention. It is a perspective view which shows the 2nd Embodiment of this invention. It is a perspective view from the back which shows the 2nd Embodiment of this invention. It is a perspective view of the cable holding member used in the 2nd Embodiment of this invention. It is a front view of this cable holding member. It is a disassembled perspective view which shows the 3rd Embodiment of this invention. It is a perspective view from the back showing the 3rd embodiment of the present invention. It is a perspective view of the back floating board used by the 3rd Embodiment of this invention. It is a perspective explanatory view of an electronic device in which a plug-in module is used. It is a sectional side view of the electronic device. It is a perspective view of the support structure of the conventional connector. It is a side view of the support structure of this connector. It is a side view of the support structure of this connector.

Explanation of symbols

1 Subrack 2 Plug-in module 7 Floating connector 11 Connector mounting plate 12 Cable support member 14 Front floating plate 16 Rear floating plate 17 Cable 18 Cable fixture 21 Cable holding member 24 Cable holding member 31 Rear floating plate

Claims (1)

An electronic device comprising: a plug-in module; and an electronic device main body having a storage portion for storing the plug-in module, wherein the plug-in module and the electronic device main body are electrically connected by a detachable connector. in it, the plug-in module, one of the electronic apparatus main body, a connector mounting plate, the connector provided to be slidable freely in a predetermined range in the vertical and horizontal directions for the said connector mounting plate, said fixing the connector mounting face and provided parallel to the cable supporting the plate member, and the cable holding portion in the cable support member mounted for freely sliding in the vertical and horizontal directions, the cables to the cable holding portion to Tabagoto A cable fixing device, and the cable holding portion can freely follow in the vertical and horizontal directions following the slide of the connector. Electronic apparatus which is a ride possible.

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