JPH06140097A - Electronic equipment connecting structure - Google Patents

Abstract

PURPOSE:To position invisible female connector and male connector smoothly, and assemble a sub device and an equipment main body easily by arranging guide holes in a flange of the sub device and initial guide bars in the equipment main body respectively. CONSTITUTION:In a sub device 3, a flange 31 is arranged extendedly left and right on a bottom plate of a case 30, and guide holes 36 are arranged in the central part of the flange 31, and two male connectors 40 are mounted in parallel on the central part of a bottom plate part. Initial guide bars 16 are erected in positions corresponding to the holes 36 on a mounting seat 7. When it is mounted, the device 3 is raised, and the tip parts of the bars 16 of an equipment main body 1 are fitted in the holes 36, and the device 3 is pushed against the mounting seat 7, and the tip of a guide pin 45 of the connector 40 is inserted in a guide hole 15 of a female connector 10. Since the device 3 is pushed agains the mounting seat 7, the connector 10 is moved minutely, the pin 45 is fitted in the hole 15. Afterwards, a bolt 37 is inserted in a hole 38 of the device 3, and the device 3 is fixed to the main body 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection structure for an electronic device for electrically connecting a sub device to a device body.

[0002]

2. Description of the Related Art FIG. 6 shows a conventional electronic device for electrically connecting a sub device to a device body. In FIG. 6, reference numeral 1 denotes a device main body in which a desired electronic device is housed in a housing, and several connectors are arranged on a side plate portion of the housing.

Reference numeral 3 is a sub-device in which a desired electronic device is housed in a case, and a connector is arranged on the side plate of the case in correspondence with the connector of the device body 1. And
The device body 1 and the sub device 3 are separately fixedly mounted on the base,
A cable connector is plugged into each of the opposing connectors, and the device body 1 and the sub device 3 are electrically connected via a cable 5.

[0004]

The conventional electronic device structure in which the device main body and the sub device are separately fixed to the base or the like as described above requires a wide base for fixing the electronic device. In addition, there is a problem in that a wiring space for the cable is required, and the device becomes heavy by the amount of the cable.

The present invention has been made in view of the above circumstances, and provides a connection structure for an electronic device, which is mounted on a moving body or the like, occupies a small space in the device, and has a reduced weight. It is an object.

[0006]

In order to achieve the above object, the present invention provides a housing fixing plate portion in an electronic device for electrically connecting a sub device 3 to a device body 1 as illustrated in FIG. 11 has a pair of guide holes 15, and the device body 1
Of the female connector 10 mounted on either the mounting seat 7 of the sub device 3 or the bottom plate side of the sub device 3 so as to be able to move minutely, and facing the female connector 10 on either the bottom plate side of the sub device 3 or the mounting seat 7. A pair of guide pins 45, which are mounted on the housing fixing plate portion 41, are mounted on the mounting seat 7 so as to face each other at a predetermined position. A pair of initial guide bars 16 and sub device 3
And a guide hole (36) into which the initial guide bar (16) provided on the flange (31) is inserted.

Further, the sub device 3 has a plurality of bolts 37 which are detachably fixed to the device body 1. Alternatively, in addition to the structure described above, the lever member is mounted so as to face the mounting seat 7 of the device main body 1 and the connecting bar 24 is pressed down.
A pair of injector levers 20 whose distal ends act on the lower surface of the flange 31 are provided.

Furthermore, in addition to the above-mentioned structure, with the male connector 40 and the female connector 10 plugged in,
A seal member 19 that is in close contact with the bottom plate of the sub device 3 is mounted on the mounting seat 7 side of the device body 1.

[0009]

In general, since the connector mounted on the bottom plate of the case cannot be visually observed when the sub device is attached to the main body of the device, it is very difficult to match the relative positions of the female connector and the male connector.

By the way, according to the present invention, since the guide hole to be fitted into the initial guide bar of the device body is provided in the flange of the sub device, the guide hole and the initial guide bar can be visually aligned.

Therefore, the initial position of the sub device can be roughly determined by fitting the initial guide bar into the guide hole of the flange and pressing the sub device against the mounting seat of the device body.
Then, by further pressing the sub device toward the main body of the device, the tip of the guide pin of the male connector is inserted into the guide hole of the corresponding female connector, and the female connector is slightly moved to fit the guide pin into the guide hole. To do. Therefore, the female connector and the male connector are more accurately positioned, and the female connector and the male connector are plugged in.

That is, by providing the flange with the guide hole and the device main body with the initial guide bar, the female connector and the male connector, which cannot be visually recognized, are positioned.

On the other hand, the sub device and the device body are electrically connected to each other by connector joining, and the sub device is integrally fixed to the device body. Therefore, as compared with the conventional structure in which the sub device and the device body are separately mounted on the base, the space occupied by the device is not only narrowed, but also the weight of the base and the weight of the cable where the sub device is mounted are reduced. Only the weight of the equipment is reduced.

Further, by attaching the injector lever to the main body of the device, it can be applied to an electronic device having a plurality of pairs of connectors, and the work of removing the sub device can be facilitated. Further, by providing the seal member, the connector has a water resistant structure.

[0015]

The present invention will be described in detail with reference to the drawings. The same reference numerals denote the same objects throughout the drawings.

FIG. 1 is a sectional view of an embodiment of the present invention, FIG. 2 is a sectional view in a plug-in state, FIG.
4 is a perspective view of the sub device, and FIG. 5 is a perspective view of the injector lever.

In FIG. 1, reference numeral 1 denotes a device body in which a desired electronic device is housed in a housing, and a mounting seat 7 for mounting the sub device 3 is provided on a side plate (for example, a ceiling plate) selected by the housing. is there.

As shown in detail in FIG. 4, the sub device 3 has a box-shaped case 30 in which desired electronic devices are housed, and radiators are attached to the left and right side plates of the case 30.
Then, the bottom plate of the case 30 is extended left and right to provide a rectangular flange 31, a guide hole 36 is provided in the center of each flange 31, and a neck portion of a bolt 37 is inserted on both sides of the guide hole 36. Holes 38 are provided.

Two male connectors 40 are mounted in parallel at the center of the bottom plate of the sub device 3. As shown in FIGS. 1 and 2, each male connector 40 has a housing fixing plate portion 41 in which the housing extends in the longitudinal direction. The back surface of the housing fixing plate portion 41 is brought into close contact with the bottom plate, and screws are attached. The male connector 40 is fixed to the sub device 3 by using (not shown).

Further, the male connector 40 is provided with a pair of guide pins 45 so as to stand on the housing fixing plate portion 41. On the other hand, a square hole is provided in the center of the mounting seat 7 of the device body 1, and the rear part of the housing is loosely inserted into the square hole, as shown in FIG.
As shown in FIGS. 2 and 3, two female connectors 10 are mounted in parallel.

Each female connector 10 has a housing fixing plate portion 11 formed by extending the housing in the longitudinal direction, and this housing fixing plate portion 11 has an inner diameter larger than the outer diameter of the neck portion of the stepped bolt 13. The pair of screw holes 12 and the pair of guide holes 15 into which the guide pins 45 of the male connector 40 described above are fitted are provided.

Then, the connector 10 for fitting the stepped bolt 13
It is inserted into the screw hole 12 of and is screwed into the screw hole of the mounting seat 7,
The female connector 10 is attached to the mounting seat 7. Therefore, the female connector 10 is mounted on the mounting seat 7 so that it can be moved minutely by sliding on the surface of the mounting seat 7.

Further, a circular groove centering on the female connector 10 is provided in the mounting seat 7, and one end surface of a sealing member 19 made of a cylindrical rubber material or the like is fitted into and adhered to the circular groove to attach the sealing member 19. It is fixed to the device body 1.

The height of this seal member 19 is such that
When the female connector 40 and the female connector 10 are plugged in, the upper end surface thereof has a desired height at which it comes into pressure contact with the bottom plate surface of the sub device 3. Further, the pedestals 17 are provided on the mounting pedestals 7 by welding or the like corresponding to the respective holes 38 of the sub device 3, and
A screw hole 17A into which a bolt 37 is screwed is provided at the center of the upper end surface of the.

The height of this pedestal 17 is a desired height which is slightly lower than the rear surface of the flange 31 when the male connector 40 is plugged into the female connector 10. On the other hand, in the mounting seat 7, the initial guide bar 16 is planted at a position corresponding to each guide hole 36 of the sub device 3. The initial guide bar 16 is a desired length so that the guide pin 45 of the male connector 40 is fitted into the guide hole 36 of the flange 31 before being inserted into the guide hole 15 of the female connector 10.

Reference numeral 20 is an injector lever, which is composed of a lever main body 21 and a pair of supporting bases 25 for pivotally supporting the lever main body 21 as shown in detail in FIG. The lever body (21) is composed of a pair of lever-shaped lever members (23) and a connecting bar (24) connecting one end of the lever member (23) in a U-shape.

As shown in FIGS. 1 and 2, the above-described injector lever 20 is welded to the supporting base 25 so that the lever member is located at a position facing the flange 31 of the sub device 3 of the mounting seat 7.
It is mounted with the tip 23A of 23 inside.

The mounting operation of the sub device will be described below. First, lift the sub device 3 and visually check the flange 31
The guide hole 36 is aligned with and fitted into the tip portion of the initial guide bar 16 of the device body 1.

Then, the sub device 3 is pressed against the mounting seat 7 of the device body 1. As a result, the tip of the guide pin 45 of the male connector 40 is inserted into the corresponding guide hole 15 of the female connector 10.

When the sub-device 3 is further pressed, the female connector 10 is slightly moved and the guide pin 45 is moved into the guide hole 15.
It fits snugly to. Then, the male connector 40 and the female connector 10 are positioned with higher accuracy, and the male connector 40 plugs into the female connector 10.

After that, the bolt 37 is inserted into the hole 38 of the sub device 3 and the bolt 37 is screwed into the screw hole 17A to fix the sub device 3 to the device body 1. As a result, the tip of the seal member 19 comes into close contact with the bottom plate of the sub device 3, so that water does not enter the connector.

On the other hand, to remove the sub device 3, first, the bolt 37 is removed. Next, the connecting bar 24 portion of the injector lever 20 is pushed down. With this, the injector lever 20
The tip of the lever member 23 contacts the back surface of the flange 31, and the sub device 3 lifts in the axial direction of the initial guide bar 16 against the contact pressure of the contact of the connector.

That is, since the female connector 10 and the male connector 40 are disengaged from each other, the sub device 3 can be detached from the device main body 1 only by lifting the sub device 3 without damaging the connector. .

In the embodiment, the female connector is mounted on the main body of the device and the male connector is mounted on the sub device. However, even if the female connector is mounted on the sub device and the male connector is mounted on the main body of the device, the same result is obtained. Have an effect.

[0035]

As described above, according to the present invention, since the flange of the sub device is provided with the guide hole and the main body of the device is provided with the initial guide bar, the positioning of the invisible female connector and the male connector is smooth. This has the effect of facilitating electrical connection and assembly between the sub device and the device body.

Further, in comparison with the conventional structure in which the sub device and the device body are separately mounted on the base, not only the space occupied by the device is narrowed, but also the weight and weight of the base of the part on which the sub device is mounted are reduced. This has the effect that the weight of the device is reduced by the weight of the cable.

Further, by attaching the injector lever to the main body of the device, it can be applied to an electronic device having a plurality of pairs of connectors, and the work of removing the sub device can be facilitated. Further, by providing the seal member, the connector has a water resistant structure.

[Brief description of drawings]

FIG. 1 is a sectional view of an embodiment of the present invention.

FIG. 2 is a sectional view of the plug-in state

[Fig. 3] Plan view of the main part of the device body

FIG. 4 is a perspective view of a sub device.

FIG. 5 is a perspective view of an injector lever.

FIG. 6 is a block diagram of a conventional device

[Explanation of symbols]

1 Device body 3 Sub device 5 Cable 10 Female connector 13 Stepped bolt 15,36
Guide hole 16 Initial guide bar 19 Sealing member 20 Inject lever 21 Lever body 25 Support 30 Case 31 Flange 40 Male connector 45 Guide pin

Claims (3)

[Claims] 1. An electronic device for electrically connecting a sub device to a device main body, comprising a pair of guide holes (15) in a housing fixing plate part (11),
A female connector that is mounted so that it can be moved minutely on either the mounting seat (7) of the device body (1) or the bottom plate side of the sub device (3).
(10) is mounted on either the bottom plate side of the sub device (3) or the mounting seat (7) so as to face the female connector (10), and the guide hole (15) of the female connector (10). ) Pair of guide pins (4
5) is a male connector planted in the housing fixing plate part (41)
(40), a pair of initial guide bars (16), which are planted so as to face a predetermined position of the mounting seat (7), and are provided on the flange (31) portion of the sub device (3). A guide hole (36) into which the initial guide bar (16) is inserted, and a plurality of bolts (37) for detachably fixing the sub device (3) to the device body (1). A connection structure for electronic devices characterized by. 2. The device body (1) is mounted so as to face the mounting seat (7), and when the connecting bar (24) is pushed down, the tip of the lever member (23) acts on the lower surface of the flange (31). The connection structure for an electronic device according to claim 1, further comprising a pair of injector levers (20). 3. The sealing member (19), which is in close contact with the bottom plate of the sub-device (3) when the male connector (40) and the female connector (10) are plugged in, is mounted on the mounting seat (1) of the device body (1). 7) The electronic device connection structure according to claim 1 or 2, which is mounted on the side.