JPH09266383A - Multi-directional connection type electrical device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electrical device box from which an electrical device cable can be pulled out in its any direction and thus which can increase its mounting flexibility and can allow user's easy and quick wiring works. SOLUTION: The electrical device box comprises an electrical device box body 30 having a cable terminal 34 provided at its rear face and a cover 36 fitted onto the rear side of the electrical device box body 30 to cover the cable terminal 34. The cover 36 can be fitted onto the rear face of the electrical device box body 30 at least from two directions. Even when the cover 36 is fitted onto the rear face of the box body 30 in any one of the two directions, an outer face of the cover 36 can be continuously connected to an outer surface of the box body 30.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-directional connection type electric machine in which an electric equipment cable can be pulled out from an electric equipment box in an upward direction, a downward direction or an arbitrary direction, and a wiring work can be easily performed. It relates to the equipment box.

[0002]

2. Description of the Related Art As shown in FIGS. 16 and 17, an electric equipment box 10 is usually provided with a cable terminal 14 on its back surface for connecting an electric equipment cable 12. As the cable terminal, a push type cable terminal 14 as shown in FIG. 17 or a screw type cable terminal 14a as shown in FIG. 18 is used. When such an electric device box 10 is installed, the appearance is uncomfortable when viewed from the back. In addition, such an electric device box 10
If installed outdoors, the cable terminals will get wet with rain, causing rust and poor contact.

Therefore, many electric equipment boxes installed indoors or outdoors have a structure as shown in FIG. Note that, in FIG. 19, a speaker box is used as an example of the electric device box. In FIG.
Reference numeral 10a is a speaker box main body, and a recess 16 is formed in a lower portion of the rear surface of the main body, and the recess 16 is provided with a cable terminal 34 for connecting a speaker cable. Reference numeral 18 denotes a cover, which is provided with engaging members 22 on the left and right, and which are provided with engaging holes 24 formed on the side surface of the recess 16.
The cover 18 can be fitted into the recess 16 so that a notch 20 described later is located below. By fitting the cover 18 into the recess 16 of the speaker box main body 10a, the back surface of the speaker box main body 10a and the outer surface of the cover 18 are connected to each other so that they are flush with each other. In this case, a cutout 20 for passing a speaker cable is provided in the lower portion of the cover 18, and the speaker cable is attached to the speaker box body 1
It can be pulled out from below 0a. 26 is Paul,
27 is a pedestal, 28 is a screw, and 29 is a pole mounting pedestal. If you use such an electrical equipment box, it does not look strange from the back side, and even if you install it outdoors, the water will not enter the inside of the electrical equipment box if the notch faces downward. . Further, since it is not necessary to provide the cable terminal portion on the surface of the electric device box, problems such as rust generation and poor contact do not occur.

[0004]

However, in the conventional electric equipment box as shown in FIG. 19, the electric equipment cable can be pulled out only from one fixed direction, that is, below or above the electric equipment box. , The degree of freedom for mounting the electrical equipment box is limited. FIG.
As shown in FIG. 19, when the speaker box shown in FIG. 19 is attached to the indoor ceiling 11 or the like, it is desirable to pull out the speaker cable 12 from the upper part of the speaker from the viewpoint of appearance. In this case, if the speaker box main body 10a is attached to the ceiling 11 via the pole 26, the notch is on the upper side, so that the speaker cable 12 can be pulled out from the upper portion of the speaker. On the other hand, as shown in FIG. 21, when the speaker box shown in FIG. 19 is mounted under the eaves 13 or the like outdoors, it is desirable to draw out the speaker cable 12 from the lower part of the speaker as shown by a broken line from the viewpoint of drip-proof. However, as described above, the speaker cable can be pulled out only from one fixed direction (only the upper side in this case) of the speaker box, so that the speaker cable 12 can only be pulled out from the upper portion of the speaker as shown by the solid line. . As described above, in the conventional electric device box as shown in FIG. 19, the degree of freedom in mounting the electric device box is limited.

The present invention has been made in view of the above points, and an object of the present invention is to allow the electric equipment cable to be pulled out from above, below, or in any direction of the electric equipment box, and therefore the electric equipment box. An object of the present invention is to provide a multidirectional connection-type electric device box which has a high degree of freedom in mounting and can be easily and quickly connected.

[0006]

In order to achieve the above object, a multi-directional connection type electric equipment box of the present invention comprises an electric equipment box body having cable terminals on the back surface, and a back side of the electric equipment box body. And a cover for covering the cable terminals, and the cover can be fitted in at least two directions with respect to the rear surface of the electrical equipment box body. The feature is that the outer surface of the cover and the outer surface of the main body of the electric device box are connected to each other even if they are included. In addition, the multi-directional connection type electric device box of the present invention is such that the end face shape of the back face of the main body is substantially square, and the electric device box body provided with cable terminals on the back face, and the top, bottom, left, right It consists of a cover for covering the cable terminals that can be fitted in from four directions.Even if the cover is fitted in the upper, lower, left, or right direction with respect to the rear surface of the electric equipment box body, the outer surface of the cover and the outer surface of the electric equipment box body are It is characterized by having a structure that has a connection. Further, the multi-directional connection type electric equipment box of the present invention has a circular or polygonal concave portion formed on the back surface of the main body, and the electric equipment box main body having a cable terminal in the concave portion, and in which direction the concave portion is formed. It is also possible to fit a circular or polygonal cover into which the outer surface of the cover and the rear surface of the electrical equipment box body are formed to have substantially the same shape, no matter which direction the cover is fitted into the recess. It has a feature.

In the above-described multidirectional connection type electric equipment box of the present invention, at least one position of the peripheral portion of the cover is
It is desirable to provide a notch for passing the electrical equipment cable. Further, in the above-described multidirectional connection-type electric device box of the present invention, a locking member can be provided on the back side of the electric device box body, and a holding member for holding the locking member can be provided on the inner surface of the cover. And, conversely,
It is also possible to provide a locking member on the inner surface of the cover and to provide a holding member for holding the locking member on the back side of the electric device box body.

In the multidirectional connection type electric equipment box of the present invention, a concave portion is formed on the back surface of the main body, and the electric equipment box main body is provided with a cable terminal in the concave portion, and the electric equipment box main body can be fitted in the concave and vertical directions in two directions. It consists of a simple cover, and even if the cover is fitted into the recess in either the up or down direction,
It is characterized in that the outer surface of the cover is flush with the back surface of the electric device box body. In the above multi-directional connection type electrical equipment box of the present invention,
It is desirable to provide a notch on either the lower part or the upper part of the cover for passing the electric equipment cable.

In the multidirectional connection type electric equipment box of the present invention, a concave portion is formed on the rear surface of the main body, and the electric equipment box main body is provided with a cable terminal in the concave portion, and the electric equipment box main body can be fitted into the concave portion in the upper and lower directions. Notch for passing an electric device cable, and a locking member projecting from the rear surface of the main body is provided above and below the cable terminal, respectively. A holding member for holding the stopper member is provided on the inner surface of the cover, and the outer surface of the cover is flush with the back surface of the electric device box body when the cover is fitted in the recess in either the upper or lower direction. Is characterized by. In addition, the multi-directional connection type electrical equipment box of the present invention,
A recess is formed on the rear surface of the main body, and the electric device box main body is provided with a cable terminal in the recess, and a cover that can be fitted into the recess in the upper and lower directions. A notch for passing the equipment cable is provided, a clamping member protruding from the back of the main body is provided above and below the cable terminal, and a locking member for being sandwiched by these clamping members is provided on the inner surface of the cover, and the cover is provided. It is characterized in that the outer surface of the cover is flush with the back surface of the electric device box body, regardless of whether it is fitted in the recess in the upper or lower direction. In the above multi-directional connection type electrical equipment box of the present invention,
A speaker box can be used as the electric device box.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. In the embodiments described below, a speaker box is used as an example of an electric device box, but the present invention is not limited to this, and can be applied to other electric device boxes. Is. 1 to 9 show a multidirectional connection type electric device box according to a first embodiment of the present invention. In FIGS. 1 and 4, reference numeral 30 denotes a speaker box main body, and a recess 32 is formed on the back surface of the main body, and the recess 32 is provided with a cable terminal 34 for connecting a speaker cable. Reference numeral 36 denotes a cover, which can be fitted in the recess 32 in two directions in the vertical direction. The outer surface of the cover 36 is flush with the back surface of the speaker box body 30 even when the cover 36 is turned upside down and fitted into the recess 32.

As shown in FIGS. 1 to 3, a notch 38 for allowing a speaker cable to pass through is provided in the lower portion of the cover 36, and a lock protruding above and below the cable terminal 34 from the rear surface of the main body. Members 40 and 42 are provided respectively, and holding members 44 and 46 for sandwiching the locking members 40 and 42 are provided on the inner surface of the cover 36, and rubber, sponge, and soft material are provided on the inner surfaces of the holding members 44 and 46. Elastic bodies 48, 50 made of plastic or the like are attached by laminating or the like. On the other hand, when the cover 36 is turned upside down so that the notch 38 is on the upper side, it becomes as shown in FIGS.

As described above, in the first embodiment of the present invention, the cover 36 is provided in the recess 32 of the speaker box body 30.
By being fitted in, the back surface of the speaker box body 30 and the outer surface of the cover 36 are connected to each other, and the two surfaces are flush with each other. Then, when the cover 36 is turned upside down and fitted into the recessed portion 32, the notch 38 becomes upward, so that the speaker cable can be pulled out from above the speaker box body 30. Even if the cover 36 is turned upside down and fitted into the recess 32, the outer surface of the cover 36 is flush with the back surface of the speaker box body 30, so that there is no discomfort in appearance. In this way, the cover 36 can be fitted into the recess 32 even when the cover 36 is turned upside down, and the outer surface of the cover 36 and the back surface of the speaker box body 30 are flush with each other even if they are fitted in such a manner. It is possible to select whether the notch 38 is located above or below the speaker box body 30 depending on whether the notch 38 is fitted in the concave portion 32 in this direction. Therefore, the degree of freedom in mounting the speaker box is increased.

Next, the outline of the mounting procedure will be described. With the cover 36 removed, the speaker cable is connected to the cable terminal 34 provided on the main body 30. Then, the cover 36 is fitted into the main body 30 with the notch 38 down. Then, the cover-side holding members 44 and 46 sandwich the main body side locking members 40 and 42, and the cover 36 is fixed to the main body 30. When the cover 36 is fitted into the main body 30 with the notch 38 down, as shown in FIG. 3, the cover 36 is attached to the main body side locking member 40 and the cover side holding member 44 by bonding or the like. Since the elastic body 48 is in close contact with the elastic body 48, even if rainwater or the like flows in from above, the cable terminal 34
It does not enter the space X where is stored. Rainwater and the like collected in the space Y surrounded by the locking member 40, the sandwiching member 44, the elastic body 48 and the main body 30 flows down along the outside of the guide plate / reinforcement plate 56 provided in the concave portion on the rear surface of the main body, Rainwater will not enter space X. On the other hand, when the cover 36 is turned upside down and fitted into the main body 30,
As shown in FIGS. 4 to 6, since the notch 38 is on the upper side, it may not be possible to obtain a sufficient drip-proof effect when exposed to rain outdoors, but the speaker cable is placed above the speaker box body 30. You will be able to withdraw from it.

The locking members 40 and 42 are provided at their tips with projections 52 and 54, and these projections 52 and 54 are provided.
Are configured to bite into the elastic bodies 48 and 50 to increase the degree of close contact. Reference numeral 58 is a reinforcing plate provided on the inner surface of the cover. In addition, in FIGS. 1 to 6, the elastic bodies are provided above and below, and the projecting portions that bite into these elastic bodies are provided above and below.
It is also possible to provide the elastic body and the protrusion on only one of the upper side and the lower side. Further, FIG. 7 shows the locking member 4
Elastic bodies 48 and 50 are attached to the outside of 0 and 42. 52a and 54a are protrusions provided at the tips of the holding members 44 and 46. Other configurations and operations are shown in FIGS.
Is the same as

1 to 7, elastic bodies 48, 50 are shown.
It shows the case where is attached to the locking members 40, 42 or the clamping members 44, 46, but the locking member and the clamping members are engaged with each other with the cover 36 fitted in the recess 32 of the speaker box body 30. The elastic bodies 48 and 50 are not necessarily required if they can be made. FIG. 8 shows an example in which an elastic body is not attached to any of the locking members 40 and 42 and the sandwiching members 44 and 46. Since the locking members 40 and 42 are sandwiched by the sandwiching members 44 and 46, the tips of both members are in close contact with each other. In the case of FIG. 8, the locking member 4
0 and 42 are provided with tapered protrusions 52 and 54 at the tips, and nipping members 44 and 46 are provided with tapered protrusions 52a and 54a at the tips so that the protrusions easily engage with each other. After that, it is preferable to make a close contact. Other configurations and operations are similar to those in the case of FIGS. 9 shows a speaker box main body 30 in FIG.
The holding members 60 and 62 protruding from the back are provided, and the cover 3
The case where the locking members 64 and 66 are provided on the inner surface of 6 is shown. Other configurations and operations are similar to those in the case of FIG. That is, in FIG. 8 and FIG. 9, the locking member and the sandwiching member are reversed.

In the first embodiment of the present invention, the vertical cross-sectional shapes of the fitting contact portions located at the two upper and lower locations are vertically symmetrical. Accordingly, even if the cover 36 is turned upside down, the cover 36 can be fitted into the recess 32 of the speaker box body 30. Further, the vertical cross-sectional shape of the outer surface of the cover 36 is vertically symmetrical. Therefore, even when the cover 36 is fitted upside down, the rear surface of the speaker box body 30 and the outer surface of the cover 36 are connected to each other, and both surfaces are flush with each other. When the cover 36 is fitted upside down, the notch 38 is on the top, so that the speaker cable can be pulled out from above the speaker box body 30.

FIGS. 10 to 12 show a multidirectional connection type electric equipment box according to a second embodiment of the present invention.
In FIG. 10, a speaker box body 30a has a substantially square end surface on the back surface of the body, and a cable terminal 34 for connecting a speaker cable is provided on the back surface. Reference numeral 36a denotes a cover for covering the cable terminal 34, which can be fitted in the back side of the speaker box body 30a from four directions of up, down, left and right.
Even if the cover 36a is fitted to the back surface of the speaker box main body 30a in any of the up, down, left, and right directions, as shown in FIG.
As shown in FIG. 1, the outer surface of the cover 36a and the outer surface of the speaker box body 30a are connected to each other. Further, a cutout 38a for passing a speaker cable is provided at least at one position, for example, a lower portion of the peripheral portion of the cover 36a, and the speaker box body 3 is provided.
Clamping members 68, 70, 72, and 74 projecting from the rear surface of the main body are provided around the upper, lower, left, and right sides of the cable terminal 34 on the rear side of 0a, respectively, and are sandwiched by these clamping members 68 and 70 or the clamping members 72 and 74. Locking members 76, 78
Is provided on the inner surface of the cover 36a. in this way,
In the second embodiment of the present invention, even if the cover 36a is fitted in either up, down, left or right direction, there is no discomfort in appearance, and it is possible to select which of the up, down, left and right of the speaker box body 30a the cutout 38a is located. Therefore, the speaker cable can be pulled out from four positions with respect to the speaker box body 30a. This further increases the degree of freedom in mounting the speaker box. Other configurations and operations are the same as those in the first embodiment of the present invention.

FIGS. 13 to 15 show a multidirectional connection type electric equipment box according to a third embodiment of the present invention.
In FIG. 13, a speaker box body 30b is provided with a circular recess 32b on the back surface of the speaker box.
Is provided with a cable terminal 34. Reference numeral 36b is a circular cover which can be fitted into the recess 32b in any direction. And the cover 36b
Whichever direction is fitted into the concave portion 32b, as shown in FIG. 14, the outer surface of the cover 36b and the rear surface of the speaker box body 30b are configured to have the same shape. Further, a cutout 38b for passing a speaker cable is provided at least at one position, for example, a lower portion of the peripheral edge of the cover 36b, and a plurality of cutouts 38b are provided on the inner surface of the cover 36b.
The individual holding members 82 are provided. on the other hand,
A locking member 80 that is sandwiched by the sandwiching member 82 is provided on the peripheral portion of the circular recess 32b of the speaker box body 30b.
Is provided. As described above, in the third embodiment of the present invention, even if the cover 36b is fitted in any direction,
Since there is no discomfort in appearance and the notch 38b can be positioned at an arbitrary angle with respect to the speaker box body 30b, the speaker cable is connected to the speaker box body 30b.
Can be pulled out from many different positions. This further increases the degree of freedom in mounting the speaker box. In addition, instead of a circular recess, a polygonal recess is provided,
It is also possible to provide a polygonal cover instead of a circular cover. Other configurations and operations are similar to those of the first embodiment of the present invention.
It is similar to the case of the form.

[0019]

As described above, the present invention has the following effects. (1) Even if the cover is fitted into the electric device box from at least two directions, the outer surface of the cover and the outer surface of the electric device box body are connected to each other. The electrical equipment cable can be pulled out from at least two directions of the electrical equipment box. Therefore, the degree of freedom in mounting the electric device box is increased. (2) When the cover can be fitted in the upper and lower two directions, the outer surface of the cover is flush with the back surface of the electric device box body even if the cover is fitted in the recess in either the upper or lower direction. , It is possible to choose whether the notch should be located above or below the electric equipment box body without feeling discomfort in appearance, and therefore pull out the electric equipment cable from above or below the electric equipment box. You can Therefore, the degree of freedom in mounting the electric device box is increased. (3) In the case where the cover can be fitted in four directions of up, down, left and right, the cover can be attached to the main body of the electric device box at any of four kinds of angles of up, down, left and right. Therefore, the notches can be positioned in four types with respect to the electric device box body. This further increases the degree of freedom in mounting the electric device box. (4) When the cover can be fitted in any direction, the cover can be attached to the main body of the electric device box at any angle among various angles. Therefore, the notch can be arbitrarily positioned in many types with respect to the electric device box body. This further increases the degree of freedom in mounting the electric device box. (5) After connecting the electric device cable to the cable terminal, the cover may be fitted in either direction with one touch, so that the wiring work can be performed easily and quickly.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an example of a multidirectional connection-type electric device box according to a first embodiment of the present invention, showing an electric device box body and a cover.

FIG. 2 is a perspective view showing the back surface of the cover in FIG.

FIG. 3 is a vertical cross-sectional view showing a state where a cover is fitted in the electric device box body shown in FIG.

FIG. 4 is an exploded perspective view showing a state in which the cover is turned upside down in FIG.

5 is a perspective view showing the back surface of the cover in FIG. 4. FIG.

6 is a vertical cross-sectional view of a state in which a cover is fitted to the electric device box body shown in FIG.

FIG. 7 is a vertical cross-sectional view showing another example of the multidirectional connection-type electric device box according to the first embodiment of the present invention.

FIG. 8 is a vertical cross-sectional view showing another example of the multidirectional connection-type electric device box according to the first embodiment of the present invention.

FIG. 9 is a vertical cross-sectional view showing still another example of the multidirectional connection-type electric device box according to the first embodiment of the present invention.

FIG. 10 is an exploded perspective view showing an example of a multidirectional connection-type electric device box according to a second embodiment of the present invention, showing an electric device box body and a cover.

11 is a perspective view showing a state where a cover is fitted in the electric device box body shown in FIG.

12 is a vertical cross-sectional view of the electric device box body shown in FIG. 10 with a cover fitted therein.

FIG. 13 is an exploded perspective view showing an example of a multidirectional connection-type electric device box according to a third embodiment of the present invention, showing an electric device box body and a cover.

FIG. 14 is a perspective view showing a state where a cover is fitted to the electric device box body shown in FIG.

FIG. 15 is a vertical cross-sectional view of the electric device box body shown in FIG. 13 with a cover fitted therein.

FIG. 16 is a perspective view showing an example of a conventional electric equipment box.

FIG. 17 is an enlarged explanatory view around the cable terminal portion in FIG. 16, showing a push-type cable terminal.

FIG. 18 is an enlarged explanatory view showing another example around the cable terminal portion in FIG. 16, showing a screw type cable terminal.

FIG. 19 is an exploded perspective view showing another example of a conventional electric device box, showing the electric device box body and a cover.

20 is a side view showing a state where the electric device box shown in FIG. 19 is attached to an indoor ceiling.

FIG. 21 is a side view showing a state where the electric device box shown in FIG. 19 is attached under an eaves outdoor.

[Explanation of symbols]

30, 30a, 30b Speaker box main body 32, 32b Recess 34 Cable terminal 36, 36a, 36b Cover 38, 38a, 38b Notch 40, 42, 64, 66, 76, 78, 80 Locking member 44, 46, 60, 62 , 68, 70, 72, 74, 8
2 Clamping member 48, 50 Elastic body 52, 52a, 54, 54a Projection portion 56 Guide plate and reinforcing plate 58 Reinforcing plate

Claims (11)

[Claims] 1. An electric device box main body having a cable terminal on the back surface, and a cover fitted to the back surface side of the electric device box main body to cover the cable terminal, at least with respect to the rear surface of the electric device box main body. The cover can be fitted from two directions, and the outer surface of the cover and the outer surface of the electric device box body are connected even if the cover is fitted in any direction with respect to the back surface of the electric device box body. A characteristic multi-directional connection type electrical equipment box. 2. The end face shape of the back surface of the main body is substantially square,
It consists of an electrical equipment box body with cable terminals on the back, and a cover that can be fitted into the back side of the electrical equipment box body from all four directions, and covers the cable terminals. On the other hand, the multi-directional connection type electric device box is configured such that the outer surface of the cover and the outer surface of the electric device box body are connected to each other when the electric device box is fitted in any of the four directions. 3. An electric equipment box main body having a circular or polygonal concave portion formed on the back surface of the main body, the concave portion having a cable terminal, and a circular or polygonal concave portion which can be fitted into the concave portion in any direction. A multidirectional connection-type electric device comprising a cover, and the surface formed by the outer surface of the cover and the back surface of the electric device box body is substantially the same no matter which direction the cover is fitted into the recess. box. 4. At least one location on the peripheral edge of the cover,
A cutout for passing an electric device cable is provided,
The multidirectional connection-type electric equipment box according to any one of 2 and 3. 5. The multidirectional connection type according to claim 1, wherein a locking member is provided on the back side of the electric device box body, and a holding member for holding the locking member is provided on the inner surface of the cover. Electrical equipment box. 6. The multidirectional connection type according to claim 1, wherein a locking member is provided on the inner surface of the cover, and a holding member for holding the locking member is provided on the back side of the electric device box body. Electrical equipment box. 7. A body is provided with a recess on the rear surface thereof, the body of the electrical equipment box having a cable terminal in the recess, and a cover that can be fitted into the recess in two directions, up and down. A multidirectional connection-type electric device box, wherein the outer surface of the cover is configured to be flush with the back surface of the electric device box body when fitted in either the upper or lower direction. 8. The multi-directional connection type electric device box according to claim 7, wherein a notch for passing an electric device cable is provided on either a lower portion or an upper portion of the cover. 9. An electric equipment box main body having a concave portion formed on the back surface of the main body, the cable terminal being provided in the concave portion, and a cover that can be fitted into the concave portion in two vertical directions. One of them is provided with a notch for passing an electric device cable, and locking members projecting from the rear surface of the main body are respectively provided above and below the cable terminal, and a holding member for holding these locking members is provided on the inner surface of the cover. The multi-directional connection-type electric device box is characterized in that the outer surface of the cover is flush with the back surface of the electric device box main body when the cover is fitted into the recess in any of the upper and lower directions. 10. An electric equipment box main body having a concave portion formed on the back surface of the main body and having a cable terminal in the concave portion, and a cover which can be fitted into the concave portion in two vertical directions. One of them is provided with a notch for passing an electric device cable, and a clamping member projecting from the back of the main body is provided above and below the cable terminal, respectively, and a locking member for being clamped by these clamping members is provided on the inner surface of the cover. The multi-directional connection-type electric device box is characterized in that the outer surface of the cover is flush with the back surface of the electric device box main body when the cover is fitted into the recess in any of the upper and lower directions. 11. The multidirectional connection type electric device box according to claim 1, wherein the electric device box is a speaker box.