JP3023358B1 - Electronic equipment - Google Patents

Abstract

A unit of an electronic device is drawn out of a housing and positioned in a state of being rotated to the front side. SOLUTION: A guide means 53 rotatably supported by a front end portion of one side surface of a unit 51 which is inserted into a housing 41 so as to be able to be pulled out, and guides to a position where the unit 51 is inserted into the housing and pulled out, is provided on the front of the unit 51. It is provided with an engaging piece 71 that is provided in the insertion direction while being rotated from the inside of the housing 41 to the drawer front side and in contact with the housing side surface to prevent the unit 51 from rotating.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device structure suitable for application to various devices such as an electronic device, a communication device, a measuring device, and the like (in the present specification, these devices are collectively simply referred to as an electronic device).

2. Description of the Related Art In an electronic device, a plurality of units of these functional units are rationally housed and mounted in a housing as units constituting various functions, and power supply and signals between units and with the outside are connected by various cables for operation. .

[0003] The units must be packaged and housed in a housing at a high density, and it is necessary that the units be small in size. On the other hand, during installation, maintenance, inspection, and the like, operations and operations inside these units are easily performed. It must also be able to do it.

FIG. 19 shows an external front view of such an electronic device. The electronic device 1 has a functional unit incorporated in a frame forming a housing, is configured in multiple stages in the vertical direction, and is installed on the floor.

The units are, in order from the bottom, a power supply unit 2,
It comprises a processing unit 3 for various signals, etc., and forcibly takes in cooling air for discharging internal heat generated from operation from above from below by an electric blower as required.

[0006] A detachable front cover 4 is attached to the front of each unit by screws or fasteners 5 for concealment protection. In addition, cables for various connections with the outside are introduced from the floor side or the ceiling side, and are connected to a terminal board for wiring connection provided inside or an appropriate point.

[0007]

2. Description of the Related Art FIG. 20 is a front view of a conventional electronic device in a state where a front cover is removed and a part of the unit is cut away, and FIG. 21 is a sectional view of the same in plan view.

The main part of the housing 11 is formed by bending, for example, a sheet metal such as stainless steel, and is welded and integrated to form a frame. It comprises upper and lower beam members 14 and 15 extending in the directions, left and right (only the right side is shown in the figure) side plate 16 and back plate 17 for closing the periphery, and the front side on the near side in the figure is opened. .

A unit 21 that can be pulled out from the front opening is inserted and accommodated in the housing 11 at two places on the left and right (the left side is shown in a broken state in the figure). One of guides 23 known as slide guides is attached to a pair of L-shaped brackets 22 that are attached across the lower and front beam members 15, 15 on the lower side of the housing 11, and the other side is provided to face the bottom surface of the unit 21. Attached to a pair of L-shaped brackets 24.

Since the detailed configuration of the guide 23 is known,
Although not shown, a steel ball holder that is held independently so that the two sets of steel ball rows in the center are parallel to each other, and each steel ball row is fitted into a guide groove on both sides and freely movable in the parallel direction And a guide member made of metal.

Therefore, one of the guides is the housing 1
By being attached to one side and the other side attached to the unit 21 side, the unit 21 is supported to be freely slidable in the front-rear direction to a position between the inside and the outside of the housing 11.

The unit 21 includes a front plate 27 and an inner frame-like box 28 attached to the front plate 27. A printed board unit housing box is omitted in the box 28 because the drawing is complicated. Is attached.

A plurality of printed board units (not shown) are connected in a so-called plug-in manner by connectors to a back board made of a printed board of the printed board unit housing box so as to be parallel to the front plate 27 in plan view. Insertion is implemented.

As shown in FIG. 20, the front plate 27 has
A pair of rotatable handles 29 which are attached to the left and right and are required to perform a pull-out operation, and an attachment screw 31 for fixing the housing to the housing 11 in a housed state are provided.

The unit 21 is, as shown in FIG.
With the cover 32 of the casing 11 removed, the casing 11 is supported by the guide 23 and can be pulled out to an outer position indicated by a two-dot chain line.

In the drawing, the left and right units 21 are drawn out. However, since the units 21 can be pulled out independently, the printed board unit in the printed board unit storage box is inserted and removed from the left and right central sides as the drawer position. Can operate. Therefore, the backboards are respectively located on both side surfaces of the housing 11.

For a cable for wiring connection between the other units 21 and for wiring connection to the outside, a terminal board (not shown) or the like is provided in a space A between the side plate 16 of the housing 11 and the backboard. Do it.

For this purpose, a necessary portion of the side plate 16 can be detached, or the back plate 17 can be detached in the same manner so that the connection work can be performed. of course,
The extra length of cable required to pull out the unit 21 is also appropriately shaped and processed in this area A.

[0019]

According to the structure of the conventional electronic device, a space for providing the guide 23 between the bottom surface of the housing 11 and the bottom surface of the unit 21 is required.
The height of the entire device is increased correspondingly, and the size of the device is increased.

The need for a sufficient space area A for cable connection, and the fact that the side plate 16 or the back plate 17 must be detachable to perform the connection work here. There are various problems that a work space necessary for performing the operation must be provided around the outside where the apparatus is to be installed.

The present invention has been made in view of the above-mentioned various problems of the prior art, and solves such problems.
An object of the present invention is to provide a novel electronic device.

[0022]

The SUMMARY OF THE INVENTION, at which the present invention configured subject matter to be solved problems, the first means includes a housing, a unit to be inserted can be pulled out to the housing, the unit Is rotatably supported by the front end of one side
Guide means for providing a rotating means to be inserted into the housing and moving it to a withdrawal position, and means for rotating the unit
Is provided on the front side of the side so as to project toward the side in the same plane direction.
And an engagement piece, and the unit is guided by a guide means.
Pull out from inside the housing and rotate to the front side around the rotation means
When it is moved in the insertion direction with the
Make contact with the inner side to prevent the unit from rotating.
It is an electronic device that has been completed .

The function of the first means is that the guide means capable of supporting and moving the unit is provided on one side of the unit, so that only a very small space is required and the apparatus can be easily miniaturized. .

The printed board unit can be easily inserted and removed by rotating the unit to the front side as the pull-out position. By rotating the unit to the front side,
Since the inside of the housing can be largely opened, various operations and operations can be easily performed from the front, so that necessary members and the like can be arranged as effectively as possible.

In such an operation or work, the engaging piece functions to prevent the unit from rotating in the housing direction, so that the working unit is rotated despite its simple configuration. Stable position is maintained without
This is preferable from the viewpoint of safety.

[0026] With that Ru deformed into the shape of the engaging piece as appropriate, capable of setting to a position corresponding to the extended position of the unit shape. According to the gist of the present invention,
The second means includes a housing, a unit which is removably inserted into the housing, and a rotating means for rotatably supporting the unit at a front end of one side surface, and is inserted into the housing. A guide means for moving to a pull-out position, an engagement protrusion protruding from a front end surface of the housing, and a rotating hand of the unit.
Engagement provided on the front side of the step so as to protrude toward the front side
And a unit inside the housing by the guide means.
Pulled out from the front and turned to the front side around the turning means
To move in the insertion direction, and
The rotation of the unit is prevented by engaging the engagement pieces.
An electronic device configured as described above.

The operation of the second means requires only an extremely small space since the guide means for supporting and moving the unit is provided on one side of the unit, and the apparatus can be easily miniaturized. .

The printed board unit can be easily inserted and removed by rotating the unit to the front side as the pull-out position. By rotating the unit to the front side,
Since the inside of the housing can be largely opened, various operations and operations can be easily performed from the front, so that necessary members and the like can be arranged as effectively as possible.

At the time of such an operation or operation, the engagement piece is engaged with the engagement projection to prevent rotation of the unit in the housing direction. That is, the stable position is maintained without the unit being rotated during the operation, which is preferable from the viewpoint of safety.

By selecting and setting the shape of the shape of the engagement portion between the engagement piece and the engagement projection, it is possible to achieve a more stable position and state.

[0031]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an electronic device according to the present invention will be described.
Specific details will be described with reference to respective drawings showing preferred embodiments based on the configuration summary.

FIG. 1 is a front view of an essential part of an electronic device according to a first embodiment of the present invention, in which a front cover is removed and partially cut away, and FIG. 2 is a sectional view of the essential part in plan view. FIG. 3 is a side sectional view showing a state in which the side plate is broken.

The electronic device has basically the same configuration as that shown in FIG. 19. For example, in the case of a communication device, it has a function of processing a dedicated line using an optical signal of a multiplexed transmission line as an electric signal. .

The main part of the housing 41 is formed by bending, for example, a sheet metal such as stainless steel, and is welded and integrated to form a frame-shaped frame. It is composed of upper and lower beam members 44 and 45 extending in the left-right direction, left and right (only the right side is shown in the figure) side plates 46 and a back plate 47 for closing the periphery, and the front side on the front side in the figure is opened. You.

Units 51 which can be pulled out from the front opening are inserted into the housing 41 at two places on the left and right (the left side is shown in a broken state in the figure). Hereinafter, a description will be given with reference to a perspective view of a main part separated state illustrated in FIG. 4. One surface of a guide 53 known as a slide guide is attached, and the other surface is attached to a movable plate 54.

The periphery of the movable plate 54 is bent for reinforcement, and a plurality of mounting screw holes 56 are formed in the front end face 55 in the vertical direction. In addition, a through hole 57 for attaching or passing a wiring member is provided on the central surface.

The guide mounting plate 52 is connected to the support members 42, 4
3, the guide 53 is attached to the guide mounting plate 5
2 and attached to the movable plate 54. Although not particularly shown, respective portions are individually attached and fixed by screws.

The guide 53 has the same configuration as that described in the prior art, and the opposing guide members can be smoothly slid by an intermediate row of steel balls. Accordingly, the movable plate 54 is supported movably on the housing 41 between the accommodation position and the extraction position.

The unit 51 comprises a front plate 61 and an inner frame 62 attached to the front plate 61. The box 62 has a printed board unit housing box which is not shown because it is complicated. Can be inserted and attached.

A plurality of printed board units (not shown) are inserted and mounted on a back board made of a printed board so as to be so-called plug-in connected between connectors so as to be parallel to the front plate 61 in plan view.

The front plate 61 is provided with a pair of rotatable handles 63 which are attached to the left and right and are required for pull-out operation, and mounting screws 64 which are fixed to the housing 41 in a housed state.

A mounting plate 65 attached to the front end of one side surface of the front plate 61 by welding or the like and extending laterally.
A number of mounting screw holes 66 are provided in the vertical direction.

Between the mounting plate 65 of the front plate 61 and the front end surface 55 of the movable plate 54, three sets of hinges 68 are arranged in tandem, and both sides of the hinge 68 are mounted on the mounting plate 65 and the front end surface 55, respectively. It is fixed with screws.

That is, the unit 51 includes the movable plate 5
4 via a hinge 68. Because of this, the unit 51 is supported by the movable plate 54 that can be pulled out of the housing 41 at the front end of one side surface, and can be rotated by the hinge 68.

Further, an engagement piece 71 made of a metal plate is attached and fixed to the center of the front surface of the attachment plate 65 by an attachment screw of a hinge 68. The engagement piece 71 is the mounting plate 6
5 is bent and extended so as to be more distant from the front surface side than the surface 5 and to extend parallel to the side surface direction.

With the above configuration, as shown in FIG. 5, the unit 51 can be supported by the guide 53 and pulled out to the outside position indicated by the two-dot chain line by removing the front cover 73 of the housing 41. it can.

In the drawing, the left and right units 51 are drawn out. However, since the units 51 can be pulled out independently, the printed board units in the respective printed board unit storage boxes can be pulled out from the left and right central sides. Can be inserted and removed. The backboards 74 of the printed board unit storage box are respectively located on both side surfaces of the housing 41.

Various cables for wiring connection between the other units 51 and wiring connection to the outside are provided in the housing 41.
The terminal board 75 is arranged in the space area B in the central part on the back side of the terminal board 75, and the operation is performed via the terminal board 75.

Cables are routed through openings on the upper and lower surfaces of the housing 41, where openings are provided at appropriate points for circulation of cooling air and for securing cable passages.

The wiring connection between the terminal board 75 and the back board 74 is required in the space between the back board 74 and the movable plate 54 via the space between the back surface of the housing 41 and the unit 51. Make sure that there is enough extra length.

In FIG. 1, reference numeral 77 at the lower side of the center indicates a support member made of a synthetic resin material attached to support the weight of the unit 51, and a support base 78 on the housing 41 side.
Slipped up.

The first metal fitting 81 shown in FIGS. 1 and 3 and provided on the front surface of the housing 41 supports the pin 82 of the front cover 73, and the second metal fitting 83 rotates the front cover 73 similarly. This is for engaging and holding a latch 84 of the type.

The operation of the first embodiment of the electronic device of the present invention having the above configuration will be described below with reference to the drawings. FIG. 6 shows an enlarged portion of a main part of the cross section in plan view shown in FIG.

Referring to FIG. 6, a front surface of a guide mounting plate 52 is mounted inside a support member 42 on the front side of a housing 41.
The fixed-side guide body 86 is attached, and the movable-side guide body 87 is attached to the movable plate 54. The two guide bodies 86 and 87 are connected to each other by a steel ball row of an intermediate steel ball holder 88 so as to be slidable in the longitudinal direction.

One of the folded hinges 68 is attached to the front end face 55 of the movable plate 54 by a countersunk screw 91 screwed into the mounting screw hole 56.
The other of the hinges 68 is a mounting screw hole 66 of a mounting plate 65 provided on one side surface of the front plate 61 of the unit 51.
And is attached and connected by a countersunk screw 92 to be screwed.

The tip of the flat head screw 92 is attached to the mounting plate 65.
The engagement piece 71 is fitted into the engagement piece 71, and the engagement piece 71 is fastened by a nut 93 to be attached to the attachment plate 65.

With the above configuration, the unit 5
Reference numeral 1 denotes a guide 53 which is a guide means including a movable plate 54 and a hinge 68, which is rotatably supported at a front end of one side surface, and is inserted into a housing position in the housing 41 and moved to a pull-out position. This is the same as described above.

The unit 5 thus mounted
An engagement piece 71 protrudes from the front end of one side surface, and its tip is extended so as to cover the front surface of the column member 42 of the housing 41 in parallel.

Loosen the mounting screw 64 shown in FIG.
The unit 51 can be pulled out of the housing 41 by rotating the handle 63 and pulling it toward the user. The side of the unit 51 is supported and guided by the guide means with respect to the housing 41, and the support member 77 can be easily pulled out on the support base 78 at the center side.

At this time, if the handle 63 on the center side is forcibly pulled, the unit 51 may be pivoted about the hinge 68, so that the balance is relatively strongly pulled on the handle 63 on the guide 53 side. It is important to plan.

Although it is possible to draw out to the position shown by the two-dot chain line shown in FIG. 5, it is also possible to set the position as shown by the solid line in FIG. In the position shown in FIG. 7, the unit 51 can be set to a position shown by a two-dot chain line around the hinge 68, that is, a position rotated by 90 ° (or more). This is performed as a position where it has been confirmed that the center side does not contact the adjacent unit 51.

As is clear from FIG. 7, the surface on the tip end side of the engagement piece 71 indicated by the two-dot chain line is parallel to the guide 53, and also parallel to the inner surface of the support member 42 of the housing 41. is there.

With the unit 51 rotated, the housing 4
1 It is possible to push and move inward, the extended guide 53 is reduced to the initial state, and accordingly, the distal end surface of the engaging piece 71 is attached to the inner surface of the support member 42 in the housing 41. Get into it. This state is shown in FIG.

As is clear from FIGS. 1, 3 and 4, since the engaging piece 71 is located in the middle of the upper and lower guide mounting plates 52, the engaging piece 71 is inserted into the side surface of the column member 42 without any trouble. be able to.

In the state shown in FIG. 8, when the unit 51 is inserted and accommodated in the housing 41, that is, in the inserted state shown in FIG. Since the rotation in the housing direction is prevented, the movement in this direction is restricted. This state is shown in the plan sectional view of FIG.

FIG. 9 shows that the unit 51 is rotated by the hinge 68 from the position indicated by the two-dot chain line to the position indicated by the solid line.
This is performed by a two-stage operation by moving in the insertion direction.

In order to house the unit 51 rotated and positioned in the state of FIG. 9 in the housing 41, the procedure described above is reversed, that is, the unit 51 is pulled out of the housing 41 so as to be separated from the housing 41. By releasing the engagement state of the engagement piece 71 as shown by the two-dot chain line and rotating to the position indicated by the solid line in FIG.

In the state shown in FIG. 9, the left and right symmetrical units 51 are in the same state, so that the inside of the housing 41 is opened from the front opening. Wiring work of the terminal board 75 and the like, other operations, and the like can be easily performed, and at this time, careless rotation of the unit 51 in the accommodation direction is prevented.

The same applies to the operation of inserting and removing the printed board unit in the printed board unit accommodating box accommodated in parallel with the front plate 61 of the unit 51 with the unit as the rotating position. Is stable and work can be performed safely.

As described above, in the embodiment of the present invention, it is needless to say that the pair of left and right units 51 of the housing 41 are symmetrically arranged together with the guide means and can be individually rotated. , Right or left only, and the unit can be rotated.

FIG. 10 shows a second embodiment of the electronic device of the present invention, and is a plan sectional view of a main part. The structure of this basic part is the same as that of FIGS. 1 to 6, but briefly described briefly, the front side of the guide mounting plate 52 is mounted inside the front support member 42 of the housing 41, and the guide mounting is performed. A guide body 86 on the fixed side of the guide 53 is attached to the plate 52, and a guide body 87 on the movable side is attached to the movable plate 54. Both guide bodies 86, 87
Are connected by a steel ball row of an intermediate steel ball holder 88 so as to be slidable in the longitudinal direction.

One of the hinges 68 in a folded state is attached to the front end face 55 of the movable plate 54 by a countersunk screw 91 which is screwed into the attachment screw hole 56.
The other of the hinges 68 is a mounting screw hole 66 of a mounting plate 65 provided on one side surface of the front plate 61 of the unit 51.
And is attached and connected by a countersunk screw 92 to be screwed.

The tip of the flat head screw 92 is attached to the mounting plate 65.
The engagement piece 95 is fitted therein, and the engagement piece 95 is tightened by the nut 93 to be attached to the attachment plate 65.

With the above configuration, the unit 5
Reference numeral 1 denotes a guide 53 which is a guide means including a movable plate 54 and a hinge 68, which is rotatably supported at a front end of one side surface, and is inserted into a housing position in the housing 41 and moved to a pull-out position. This is the same as described above.

The engaging piece 95 in the present embodiment is provided as an inclined surface as shown in the drawing so as not to be parallel to the surface of the mounting plate 65 but to extend from the surface so as to be separated from the surface. It is positioned so as to incline and cover the front surface of the support member 42 of the body 41. Note that reference numeral 73 in the portion indicated by the two-dot chain line is a front cover that covers and attaches to the front surface.

Similarly, in this embodiment, the unit 51 can be pulled out of the housing 41 by loosening the mounting screw 64 shown in FIG. 1 and rotating the handle 63 to pull it out toward the user. The side of the unit 51 is supported and guided by the guide means with respect to the housing 41, and the support member 77 can be easily pulled out on the support base 78 at the center side.

As in the previous embodiment, if the handle 63 on the center side is strongly pulled, the unit 51 may be pivoted about the hinge 68. Therefore, the handle 63 on the guide 53 side is relatively strongly pulled. It is important that a balance be achieved.

The unit 51 can be pulled out to the maximum position where the guide 53 can be extended. However, the unit 51 is rotated about the hinge 68 as an intermediate position, and the surface of the distal end side of the engagement piece 95 is guided. In this position, the unit 51 is pushed into the housing 41.

This state is shown in FIG. 11, in which the tip of the engagement piece 95 has entered the housing 41 along the inner side surface of the support member 42. That is, since the engaging piece 95 is in contact with the surface of the housing 41 and is prevented from rotating in the housing direction of the unit 51, the rotational movement in this direction is restricted.

As is apparent from FIG. 11, the unit 51 is located in a further opening direction, different from the 90 ° position shown in FIG. 8 or FIG.
This is more convenient for performing the operation inside the housing 41, and the opening position of the unit 51 can be variably set by appropriately setting the inclination angle of the engagement piece 95. .

In order to accommodate the unit 51 pivotally positioned in the state shown in FIG. 11 in the housing 41, the procedure described above is reversed, that is, the unit 51 is pulled out from the housing 41 and engaged. This can be performed by releasing the engagement state of the piece 95, rotating the unit 51 in the housing direction, and then pushing and inserting the unit 51 into the housing 41.

The other points are the same as those described in the previous embodiment, and can be arbitrarily combined in the present embodiment. Therefore, the description is omitted here.

FIG. 12 is a front view of an essential part of an electronic device according to a third embodiment of the present invention. The front cover is removed and is shown in a broken state. FIG. 13 is a perspective view showing only the essential view in a separated state. It is.

Most of the basic configurations of the housing and the unit are the same as those shown in FIGS. 1 to 6. Therefore, the same reference numerals are given to the not-shown portions, and the following description will be given.

The main part of the housing 41 is made of a sheet metal such as a stainless steel plate, which is similarly bent and formed, and is welded and integrated to form a frame-shaped frame. , And upper and lower beam members 44 and 45 extending in the left-right direction, and left and right side plates 46 closing the periphery.
And a back plate 47, etc., and the front side on the near side in the figure is opened. A unit 51 that can be pulled out from a front opening is inserted and accommodated in the housing 41.

One of a guide 53 as a slide guide is mounted on a pair of upper and lower guide mounting plates 52 which are mounted across the front and rear support members 42, 43, and the other is mounted on a movable plate 54.

The periphery of the movable plate 54 is bent for reinforcement, and a large number of mounting screw holes 56 are formed in the front end face 55 in the vertical direction. In addition, a through hole 57 for attaching or passing a wiring member is provided on the central surface.

The guide mounting plate 52 is connected to the support members 42, 4
3, the guide 53 is attached to the guide mounting plate 5
2 and attached to the movable plate 54, although not particularly shown, is the same as in the previous embodiment, and each portion is individually attached and fixed by screws.

Similarly, the guide 53 can smoothly slide the guide members 86 and 87 on both sides mutually by the steel ball row of the steel ball holder 88, and the movable plate 54 can be pulled out of the housing 41 with respect to the housing position. The position is supported so that it can move smoothly.

The unit 51 includes a front plate 61 and an inner frame 62 attached to the front plate 61. In the box 62, a printed board unit storage box (not shown) is inserted and mounted. Similarly, a plurality of printed board units (not shown) are inserted and mounted on a back board 74 made of a printed board so as to be so-called plug-in connected to each other so as to be parallel to the front plate 61 in plan view. You.

The front plate 61 has a pair of rotatable handles 63 attached to the left and right, which are necessary for pull-out operation, and mounting screws 64 for fixing the housing to the housing 41 in the housed state.
Are provided.

A mounting plate 65 attached to the front end of one side surface of the front plate 61 by welding or the like and extending laterally.
A number of mounting screw holes 66 are provided in the vertical direction.

The attachment plate 65 of the front plate 61 and the movable plate 54
Of the hinges 68 are arranged in tandem with the front end face 55 of the vehicle, and both sides of the hinges 68 are fixed to the mounting plate 65 and the front end face 55 by screws, respectively.

Therefore, the unit 51 includes the movable plate 54
And is supported by a movable plate 54 that can be pulled out of the housing 41 at a front end of one side surface thereof, and is rotatable by the hinge 68.

At the center of the front surface of the mounting plate 65, an engaging piece 101 made of a metal plate is mounted and fixed by a mounting screw of a hinge 68. The engagement piece 101 is bent so as to protrude forward in the direction perpendicular to the surface of the mounting plate 65, and a vertically long engagement hole 103 is formed in the surface 102.

On the front surface of the support member 42 of the housing 41, an engagement protrusion 105 is attached at a position corresponding to the engagement piece 101. The engagement protrusion 105 has a protrusion 106 bent at a right angle to the mounting surface on the support member 42 surface.
The length and the position are set so as to fit into the engagement holes 103.

With the above configuration, the unit 51 is
The front cover 73 can be removed and the mounting screw 64 can be loosened to pull it out of the housing 41. Other configurations, for example, wiring connections between other units or external connections, are the same as those in the previous embodiment, and thus description thereof is omitted here. Therefore, refer to the contents described above as necessary. .

Regarding the third embodiment of the electronic device of the present invention,
Hereinafter, a more specific description will be given with reference to the drawings. FIG. 14 is an enlarged view of a main part of a cross section in plan view. Referring to FIG. 14, the guide mounting plate 5 is provided inside the support member 42 on the front side of the housing 41.
2 is attached to the front side, and the guide mounting plate 5
A fixed guide body 86 of the guide 53 is attached to 2, and a movable guide body 87 is attached to the movable plate 54. Both guides 86 and 87 are provided with an intermediate steel ball holder 88.
Are connected so as to be slidable in the longitudinal direction.

One of the folded hinges 68 is attached to the front end face 55 of the movable plate 54 by a countersunk screw 91 screwed into the attachment screw hole 56.
The other of the hinges 68 is a mounting screw hole 66 of a mounting plate 65 provided on one side surface of the front plate 61 of the unit 51.
And is attached and connected by a countersunk screw 92 to be screwed.

The tip of the countersunk screw 92 has a length protruding from the mounting plate 65. The engaging piece 101 is fitted into the tip of the flat head screw 92, and the engaging piece 101 is tightened by the nut 93 to be mounted on the mounting plate 65.

The engagement protrusion 105 is provided on the front surface of the support member 42.
It is attached and fixed by a countersunk screw 107 to be screwed. With the above configuration, the unit 51 includes the movable plate 54 and the hinge 68,
3, and is rotatably supported by a front end of one side surface.
1 and moved to the withdrawal position.

[0102] The front end portion of one side surface of the unit 51 the engaging piece 101 is protruded, collision the post member 42 front surface of the housing 41 is engaging protrusion 105 at a position corresponding to the engaging piece 101
An opening 106 is protruded.

The unit 51 can be pulled out of the housing 41 by loosening the mounting screw 64 and rotating the handle 63 to pull it out toward the user. The side of the unit 51 is supported and guided by the guide means with respect to the housing 41, and the support member 77 can be easily pulled out on the support base 78 at the center side. At this time, the left and right handles 63 are balanced and pulled as described above.

It is possible to pull out the unit 51 to the limit position where the guide 53 can be extended, but it is necessary to rotate the unit 51 to the 90 ° position about the hinge 68 as an intermediate position, and then to move inward of the housing 41. Push it in.

In the above process, the surface 102 of the engagement piece 101 is parallel to the front surface of the support member 42 and the engagement hole 103 is
And the projection 10
6 fits into the engagement hole 103. This state is also shown in FIGS. 15 and 12 by a two-dot chain line.

In the state shown in FIG. 15, when the unit 51 is housed in the housing 41, that is, in the inserted state shown in FIG.
Is prevented from being rotated in the housing direction, so that movement in this direction is restricted. This state is substantially the same as the plan view sectional view shown in FIG.

As shown in FIG. 15, when the engaging piece 101 is engaged with the engaging projection 105, the unit 51 is prevented from rotating in the housing direction about the hinge 68 from this state. You. Such an operation can be performed only by a two-stage operation by moving in the pull-out and insertion directions.

Since the front opening of the housing 41 is in the open state in this manner, wiring work and other operations for the terminal board 75 disposed on the rear side in the housing 41 can be easily performed. This prevents the unit 51 from rotating in the housing direction due to carelessness or the like.

The unit 51 is set to the rotation position and the unit 5
When inserting and removing the printed board unit in the printed board unit accommodating box accommodated in parallel with the front panel 61, the position can be similarly stabilized because the position is stabilized.

In order to house the unit 51 rotated and positioned in the state shown in FIG. 15 in the housing 41, the procedure is reverse to that described above. This can be performed by releasing the engaged state, returning the unit 51 to a position where the unit 51 can be accommodated, and pushing the unit 51 into the housing 41 for insertion.

As described above, in the embodiment of the present invention, it is needless to say that the pair of units 51 are arranged symmetrically with the guide means on the left and right sides of the housing 41 and can be individually rotated. Alternatively, the unit can be selectively arranged only on the right or left side and can be rotated.

FIG. 16 shows an electronic device according to a fourth embodiment of the present invention, and is a plan sectional view of a main part. The configuration of this basic part is the same as in FIGS.
A brief description is given below.

The front side of the guide mounting plate 52 is mounted inside the support member 42 on the front side of the housing 41. The guide body 86 on the fixed side of the guide 53 is mounted on the guide mounting plate 52, and the movable guide is mounted. The body 87 is a movable plate 5
4 attached. The two guides 86 and 87 are connected by a steel ball row of an intermediate steel ball holder 88 so as to be slidable in the longitudinal direction.

One of the folded hinges 68 is attached to the front end face 55 of the movable plate 54 by a countersunk screw 91 screwed into the attachment screw hole 56.
The other of the hinges 68 is a mounting screw hole 66 of a mounting plate 65 provided on one side surface of the front plate 61 of the unit 51.
And is attached and connected by a countersunk screw 92 to be screwed.

At the center of the front surface of the mounting plate 65, an engaging piece 111 made of a metal plate is mounted and fixed by a mounting screw of a hinge 68. The engaging piece 111 is bent so as to protrude at an acute angle to the front side in a direction perpendicular to the surface of the mounting plate 65, and the surface 112 has a vertically long engaging hole 11.
3 are formed.

The tip of the flat head screw 92 has a length protruding from the mounting plate 65. The engaging piece 111 is fitted into the tip of the flat head screw 92, and the engaging piece 111 is tightened by the nut 93 to be mounted on the mounting plate 65.

On the front surface of the support member 42 of the housing 41, an engagement protrusion 115 is attached at a position corresponding to the engagement piece 111. The engagement projection 115 has a projection 116 bent at a right angle to the mounting surface on the support member 42 surface, and a folded portion 117 at its tip. The length and position of the projection 116 fits into the engagement hole 113. It is set to match.

With the above configuration, the unit 5
Reference numeral 1 denotes a guide 53 which is a guide means including a movable plate 54 and a hinge 68 and is rotatably supported at a front end on one side, and is inserted into the housing 41 and moved to a withdrawal position.

Surface 1 of engagement piece 111 in the present embodiment
12 is folded not so as to form a right angle with the surface of the mounting plate 65 but to make an acute angle more than that. In addition, the engagement protrusion 11
A folded portion 117 in the folded direction is provided at the tip of the projection 116 of No.5.

With the above configuration, the mounting screw 64 is loosened,
The unit 51 can be pulled out of the housing 41 by rotating the handle 63 and pulling it toward the user. The unit 51 can be pulled out to the maximum position where the guide 53 can be extended. However, the unit 51 is rotated about the hinge 68 as an intermediate position, and the surface 112 of the engagement piece 111 as shown in FIG.
Is positioned substantially parallel to the front surface of the support member 42,
In this state, the unit 51 is pushed into the housing 41.

The projection 116 and the folded portion 117 of the engagement projection 115 can fit into the engagement hole 113 of the engagement piece 111 and pass therethrough. Then, the unit 51 is pushed in and accommodated while being rotated in the insertion direction of the housing 41.

This state is shown in FIG. Engaging piece 11
The edge of one of the engagement holes 113 contacts the projection 116 and engages with the folded portion 117 to prevent the one from coming off easily.
That is, the rotation of the unit 51 in the housing direction in the housing 41 is reliably prevented.

This is because the surface 112 of the engaging piece 111 is set so as to coincide with the line C in the radial direction from the axial center of the hinge 68 in FIG. The movement of the engagement piece 111 in the rotation direction is prevented.

In order to accommodate the unit 51 pivotally positioned in the state shown in FIG. 18 in the housing 41, the unit 51 is rotated while being pulled out in the reverse procedure to the above.
7, the engagement state of the engagement piece 111 is released, the unit 51 is further pulled out, the unit 51 is rotated in the housing direction, and then the unit 51 is pushed into the housing 41 and inserted.

The other points are the same as those described in the previous embodiment, and can be arbitrarily combined in this embodiment, and the description is omitted here.

The electronic device of the present invention is not limited to the above-described embodiment. For example, the housing may have an integral frame shape in which units can be mounted in multiple stages without being individually laminated. That is, the present invention can be applied not only to the multistage but also to the one-unit configuration.

The hinge may be of an integral type or of a type having the same function, and may be rotatable. Strut members, also including a beam member, such without independent components to solutions may name as component parts of among whole.

Therefore, it is obvious that each component may be appropriately provided as an integral part without combining the components.

[0129]

As described above in detail, according to the first aspect of the electronic device of the present invention, a unit to be inserted and housed in a housing so as to be able to be pulled out is rotatably supported by a front end of one side surface. A guide means for guiding the unit into and out of the housing and guiding the unit to the drawer position is provided on the front surface of the unit. It is provided with an engagement piece to be blocked.

According to the first aspect of the present invention, since the guide means for supporting and moving the unit is on one side of the unit, the guide means can be made small and the apparatus can be downsized. Since the inside of the housing can be largely opened by rotating the unit to the front side of the drawer, operations such as operations inside the housing can be easily performed.

Since the unit can be prevented from turning in the housing direction by the engaging piece when the unit is in the pulled-out position, the operation can be performed stably, which is preferable from the viewpoint of safety. The position of the unit can be set according to the shape of the engagement piece.

According to a second aspect of the present invention, there is provided a guide housing and a housing for rotatably supporting a unit inserted and housed in a housing so as to be able to be pulled out at one side surface thereof and guiding the unit to a position where the unit is inserted into the housing and pulled out. And the unit is pulled out of the housing and pivoted toward the front side and moved in the insertion direction to engage with the engaging protrusion on the housing side. And an engaging piece to be obtained.

According to the second invention, similar to the first invention,
Since the guide means for supporting and moving the unit is located on one side of the unit, the guide means can be reduced in space and the size of the device can be reduced. It is easy to perform operations such as operations inside the housing by setting it to the open state.

When the unit is pulled out and the engagement piece is engaged with the engagement projection, the rotation in the housing direction can be prevented, so that the operation can be performed stably, which is also preferable from the viewpoint of safety. The position of the unit can be set according to the shape of the engagement piece, and a secure locking state can be achieved.

As described above, the present invention has extremely remarkable effects when applied to various electronic devices, and can be implemented individually or in any combination of the structures of the present invention. The effect is significant.

[Brief description of the drawings]

FIG. 1 is a front view of a main part of an electronic device according to a first embodiment of the invention.

FIG. 2 is a cross-sectional view of a principal part of the electronic device according to the first embodiment of the present invention when viewed in plan.

FIG. 3 is a side sectional view of a main part of the first embodiment of the electronic device of the present invention.

FIG. 4 is a perspective view showing an electronic device according to a first embodiment of the present invention, in which main parts are separated.

FIG. 5 is a sectional view in plan view of FIG. 1;

FIG. 6 is an operation explanatory view (part 1) of the electronic device according to the first embodiment of the present invention;

FIG. 7 is an operation explanatory view (part 2) of the electronic device according to the first embodiment of the present invention;

FIG. 8 is an operation explanatory view (part 3) of the electronic device according to the first embodiment of the present invention;

FIG. 9 is an operation explanatory view (part 4) of the electronic device according to the first embodiment of the present invention;

FIG. 10 is a diagram (part 1) illustrating an electronic device according to a second embodiment of the present invention and its operation.

FIG. 11 is a diagram (part 2) illustrating an electronic device according to a second embodiment of the present invention and its operation.

FIG. 12 is a front view of a main part of an electronic device according to a third embodiment of the invention.

FIG. 13 is a perspective view showing an essential part of an electronic device according to a third embodiment of the invention in a separated state.

FIG. 14 is an operation explanatory view (part 1) of the third embodiment of the electronic device of the present invention.

FIG. 15 is a diagram (part 2) for explaining the operation of the electronic device according to the third embodiment of the present invention;

FIG. 16 is a diagram (part 1) illustrating an electronic device according to a fourth embodiment of the present invention and its operation.

FIG. 17 is a diagram (part 2) illustrating an electronic device according to a fourth embodiment of the present invention and its operation.

FIG. 18 is a view illustrating an electronic device according to a fourth embodiment of the present invention and its operation (part 3).

FIG. 19 is an external front view of the electronic device according to the present invention.

FIG. 20 is an external front view of a housing and a unit in a conventional electronic device.

FIG. 21 is a plan sectional view of a housing and a unit in a conventional electronic device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 electronic device 2 power supply unit 3 processing unit 4 front cover 5 screw, fastener 11 housing 12, 13 support member 14, 15 beam member 16 side plate 17 back plate 21 unit 22 L-shaped bracket 23 guide 24 L-shaped bracket 27 front plate 28 Box 29 Handle 31 Mounting screw 32 Cover 41 Housing 42, 43 Support member 44, 45 Beam member 46 Side plate 47 Back plate 51 Unit 52 Guide mounting plate 53 Guide 54 Movable plate 55 Front end face 56 Mounting screw hole 57 Penetration Hole 61 Front plate 62 Box 63 Handle 64 Mounting screw 65 Mounting plate 66 Mounting screw hole 68 Hinge 71 Engagement piece 73 Front cover 74 Backboard 75 Terminal board 77 Support member 78 Support base 81 First bracket 82 Pin 83 No. 2 metal fittings 84 latches 86 guide body on fixed side 87 Movable-side guide body 88 Steel ball holder 91, 92 Countersunk screw 93 Nut 95 Engagement piece 101 Engagement piece 102 Surface 103 Engagement hole 105 Engagement protrusion 106 Projection 107 Countersunk screw 111 Engagement piece 112 Surface 113 Hole 115 Engagement projection 116 Projection 117 Folded part

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Koji Hikawa 4-1-1, Kamiodanaka, Nakahara-ku, Kawasaki City, Kanagawa Prefecture Inside Fujitsu Limited (72) Inventor Masaharu Sasaki 3-9-1, Nishishinjuku, Shinjuku-ku, Tokyo No. Within Nippon Telegraph and Telephone Corporation (72) Inventor Naoto Ueda Within Nippon Telegraph and Telephone Corporation 3-19-2 Nishi Shinjuku, Shinjuku-ku, Tokyo (56) References JP-A-9-260875 (JP, A) JP-A-10-215075 (JP, A) JP-A-5-49980 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) H05K 5/02

Claims (2)

(57) [Claims] 1. A housing, a unit inserted removably into the housing, and a rotating means for rotatably supporting the unit at a front end of one side surface, and inserted into and pulled out of the housing. a guide means for moving the position, the same surface direction of the side in front of the rotating means side of the unit toward
Only equipped with, an engagement piece is provided to protrude, withdrawn from the housing by the guide means the unit
Rotate to the front with the pivoting means in the insertion direction
By moving it, the engagement piece contacts the inner side surface of the housing
An electronic device, wherein a rotation of the unit is prevented . 2. A housing, a unit inserted removably into the housing, and turning means for rotatably supporting the unit at a front end of one side surface, and inserted into and pulled out of the housing. A guide means for moving the unit to a position, an engagement protrusion provided on the front end face of the housing, and a front part of the unit on the side of the rotation means, which protrudes toward the front side.
Includes an engagement piece that is, the drawer from the enclosure by the guide means the unit
Rotate to the front with the pivoting means in the insertion direction
Move to engage the unit side engaging piece with the housing side engaging protrusion
Configuration to prevent rotation of the unit
Electronic apparatus, characterized in that the.