JP2001267001A - Plug outlet with door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plug outlet easy to assemble and of low cost. SOLUTION: An opening and closing door 20 consisting of a pair of door bodies 21 of the same shape which are combined into one piece from opposite direction free in sliding, and pressed and held toward outside by the force of a spring 30, is contained in an opening and closing door container 5 which is opened by a tap blade plug 4 fitted on a cover body 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outlet with a door.

[0002]

2. Description of the Related Art In a conventional outlet with a door, a pair of doors 45 shown in FIG. 6 are opposed to each other, and as shown in FIG.
The blade insertion hole provided in the lid body 40 is accommodated in a door body storage chamber 42 in which the blade insertion hole 41 provided in the opening 0 is opened, and is repelled by a leaf spring 46 provided in the door body storage chamber 42. 41 was configured to be opened and closed freely. In the figure, 50
Is an inner lid fitted in the lid 40 for preventing the door from coming off.
(See Patent Publication No. 2843128)

Further, as shown in FIG. 8, doors 61 and 65 having different shapes are formed in a rectangular opening 62 formed in one of the doors 61, and a blade terminal insertion opening 66 is formed in a protruding plate surface. The other door 65 provided is fitted with its protruding plate surface obliquely from above, and the opening / closing door 60 (FIG. 9) configured to press the doors 61 and 65 outward by the spring force of the spring 70. reference)
Is stored in a door storage chamber (not shown) provided in the lid.

[0004]

However, a pair of doors 45 are opposed to each other, and are housed in a door housing 42 in which a blade insertion hole 41 provided in the lid 40 is opened. Due to the repulsive spring force of a leaf spring 46 provided in the chamber 42, the lid 4
In a socket with a door configured so as to openably close the blade insertion port 41 provided in a pair of doors 4, a pair of doors 4 are provided.
5 cannot be incorporated integrally and slidably, so that there is a problem that the pair of doors 45 are discretely scattered when stored in the door storage chamber 42.

Also, doors 61 and 65 having different shapes are provided.
The other door body 65, in which a blade terminal insertion port 66 is formed in a protruding plate surface, is fitted into a rectangular opening 62 formed in one door body 61 from the obliquely upper side of the protruding plate surface, and a spring is provided. In an outlet with a door in which the opening / closing door 60 configured to press the door body 61 and the door body 65 outward by the spring force of 70 is housed in a door body storage room provided in the lid body, the door body 6
1 and the door body 65 are different in shape, so that two types of molding dies are required, so that they cannot be provided at a low cost, and the door body 61 and the door body 65 are integrally formed as described above, and ,
The door 6 cannot be slidably assembled.
1. When the doors 65 are combined with each other and stored in the door storage chamber provided in the lid, there are problems such as the door 61, the door 65, and the spring 70 being separated separately. Since the shapes of the body 61 and the door body 65 are different, there is a problem that parts management is troublesome.

The present invention has been made in view of the above problems, and has as its object to provide an outlet with a door that can be easily manufactured and can be provided at low cost.

[0007]

According to the present invention, there is provided a container housing a blade receiving terminal, a lid provided with an opening / closing door storage chamber in which a blade terminal insertion port is opened, and an opening / closing provided in the lid. It comprises a pair of doors that slide in the door storage chamber by the spring force of the spring to open and close the blade terminal insertion port, and an inner lid that fits the pair of doors into the lid and prevents the door from coming off. In the outlet with the door, the upper surface is formed in the tapered surface 22b inclined obliquely downward in the opening / closing door storage room provided in the lid, and the spring is fitted in the center of the rear edge of the upper surface continuous with the top of the tapered surface 22b. The shielding projection 22a provided with the groove 22c is
2, a projecting plate portion 23b projecting from the rear end toward the front end at a fixed height and a fixed length is provided on a side frame 23 that connects the front frame 22 and a rear frame 24 facing the front at a right angle. The other side frame 25, which is parallel to 23 and has the same height as the protruding plate portion 23b, is protruded forward from the upper surface of one end of the rear frame 24 by a predetermined length, and a rectangular space is formed between the side frame 25 and the front frame 22. A pair of door bodies 21 having the same shape and having a gap portion 26 opened to the portion 27 are integrally and slidably combined with each other from opposite directions, and both ends are fitted to the spring fitting groove 22c. An outlet with a door is configured by storing the open / close door 20 pressed outward by the spring force of the fitted spring 30, thereby solving the conventional problem.

A pair of doors 21 having the same shape and constituting the opening / closing door 20 are separated from a gap 26 so as to face a rectangular space 27 so that the back surfaces of shielding projections 22 a erected on front frames 22 of both doors 21 face each other. , And the two door bodies 21 are
Slides in the direction in which the other door 2 moves away from the lower surface 25a of the side frame 25 formed in the one door 21.
The upper surface 23a of the side frame 23 formed on the upper side 1 overlaps with the front surface of the side frame 25 formed on one door body 21 and the front end surface of the protruding plate portion 23b provided on the side frame 23 formed on the other door body 21. Touch At the same time, the lower surface 25a of the side frame 25 provided on the one door 21 on the upper surface 23a of the side frame 23 formed on the other door 21
Are overlapped, the front surface of the protruding plate portion 23b formed on the other door body 21 abuts on the front end surface of the side frame 25 of the one door body 21, and the front end bottom surface of the shielding projection 22a erected on the front frame 22 is raised. Overlapping the upper surface of the rear frame 24, the two door bodies 21 are slidably combined in an integrated manner, and the shielding projection 2 erected on the front frame 22.
It is pressed and held by the spring force of the spring 30 whose both ends are fitted into the spring fitting grooves 22c provided in 2a. Therefore, the opening / closing door 20 formed by integrally combining the pair of doors 21 does not separate, and can be extremely easily stored in the opening / closing door storage room 5 provided in the lid 3.

Further, even if a child inserts a hairpin or the like into one of the blade terminal insertion holes 4 provided on the lid 3 by mischief, the one door 21 resists the spring force of the spring 30. The other door body 21 does not operate, and the rear frame 24 provided on the other door body 21 closes the blade receiving portion of the blade receiving terminal 2 housed in the base 1. Therefore, it is possible to reliably prevent a hairpin or the like from being inserted into the blade receiving portion of the blade receiving terminal 2 to cause an electric shock accident or the like.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a cross-sectional view showing a first embodiment of the present invention, FIG. 2 is an exploded perspective view showing an opening / closing door constituting the present invention, FIG. 3 is a perspective view showing an assembling process of the opening / closing door, and FIG. FIG. 5 is a perspective view showing the assembled state of the door, and FIG. 5 is an exploded perspective view of the door and the inner lid showing the second embodiment of the present invention.

In FIG. 1, 1 is a table, 2 is a blade receiving terminal housed in the table 1, 3 is a lid, 4 is a plug blade terminal insertion port provided on the lid 3, and 5 is a plug. This is an opening / closing door storage room in which the blade terminal insertion port 4 opens.

Reference numeral 10 denotes an inner lid. The inner lid 10 is fitted into the lid 3 to hold an opening / closing door 20, which will be described later, in place. Reference numeral 11 denotes a rectangular opening facing a blade receiving portion of the blade receiving terminal 2 housed in the gantry 1.

Reference numeral 20 denotes an opening / closing door made of a synthetic resin, and 21 denotes a pair of doors of the same shape constituting the opening / closing door 20.
As shown in FIGS. 2 to 4, the door 21 has an upper surface formed on a tapered surface 22b inclined obliquely downward, and a spring fitting groove 22c formed at the center of the rear edge of the upper surface continuous with the top of the tapered surface 22b. And a rear frame 2 opposed to the front frame 22 on which a shielding projection 22a formed with
4 is provided with a protruding plate portion 23b having a certain height and a certain length in the direction from the rear end to the front end on the side frame 23 connecting the right side to the right side.
The other side frame 25 having the same height as that of the rear frame 24 projects forward from the upper surface of one end of the rear frame 24 by a predetermined length, and between the side frame 25 and the front frame 22 on which the shielding projection 22a is erected. Void 2 opening to rectangular space 27 formed by frame
6 is formed.

In order to combine the pair of doors 21 constructed as described above, the front frame 22 having the shielding projections 22a is provided.
The rear surfaces of the shielding projections 22a erected on the front frame 22 are fitted into the rectangular space portion 27 so as to be opposed to each other (see FIG. 3) from the gap portion 26 formed between the front and rear frames 22 (see FIG. 3). Body 21
Is moved in the direction in which the shielding projection 22a is separated.

By moving the two doors 21 in the direction in which the shielding projections 22a are separated from each other, the upper surface 23a of the side frame 23 provided on one of the doors 21 is moved to the other door 2 as shown in FIG.
1, the lower surface 25a of the side frame 25 provided on the
Of the protruding plate portion 23b provided on the side frame 23 of the one door body 21 and provided on one door body 21 on the upper surface 23a of the side frame 23 provided on the other door body 21. The lower surface 25a of the side frame 25 overlaps, and the front end surface of the side frame 25 contacts the front end surface of the protruding plate 23b provided on the side frame of the other door body 21,
In addition, the bottom surfaces of the shielding protrusions 22a erected on the front frame 22 overlap the upper surface 24a of the rear frame 24, and the two door bodies 21 are integrally and slidably combined without being separated.

In this state, the two doors 21 are pressed and held by the spring force of the spring 30 by fitting both ends of the spring 30 into the spring fitting grooves 22c formed in the shielding projections 22a erected on the front frame 22. Is done.

The opening / closing door 20 in which the pair of doors 21 are integrally and slidably combined as described above is
The base 1 in which the lid 3 is housed in the opening / closing door storage chamber 5 provided therein, the inner lid 10 is fitted in the lid 3, and the lid 3 and the blade receiving terminal 2 are stored.
A socket with a door can be manufactured very easily by screwing or fixing by tightening with an assembly bracket.

The blade terminal insertion port 4 provided on the lid 3
When the plug blade is inserted from above, the tip of the plug blade comes into contact with the tapered surface 22b formed on the upper surface of the shielding projection 22a provided on the pair of doors 21 constituting the opening / closing door 20, and the pair of doors 21 Respectively move inward against the spring force of the spring 30, the blade terminal insertion port 4 provided on the lid 3 is opened, and the plug blade is the blade receiving terminal 2 housed in the base 1. Is electrically connected to the terminal. Also, by pulling out the plug blade, the two doors 21 return to the original state by the repulsive spring force of the spring 30, and the blade terminal insertion port 4 provided on the lid 3 is provided on the pair of doors 21. Is closed by the shielding projection 22a.

Further, even when a child inserts a hairpin or the like into the one blade terminal insertion port 4 provided on the lid 3 by mischief, the one door 21 resists the spring force of the spring 30. The other door body 21 does not operate, and the rear frame 24 provided on the other door body 21 closes the blade receiving portion of the blade receiving terminal 2 housed in the base 1. So
Electrical accidents such as electric shock accidents can be reliably prevented.

Further, since only one type of mold is required for molding the pair of doors 21 constituting the opening / closing door 20, the doors 21 can be manufactured easily and inexpensively, and parts management is easy. Becomes

FIG. 5 is an exploded perspective view showing the relationship between the opening / closing door 20 and the inner lid 10 according to the second embodiment of the present invention. In this embodiment, as shown in FIG. A slide groove 22d is formed in the center of the bottom surface of the front frame 22 of the pair of doors 21 to be slidably fitted into the slide grooves 22d formed in the pair of doors 21 on the upper surface of the inner lid 10. The projection 12 is provided.

As described above, the slide groove 22d is formed in the center of the bottom surface of the front frame 22 of the pair of doors 21 constituting the opening / closing door 20.
Is provided on the upper surface of the inner lid 10, and the guide projections 12 slidably fitted in the slide grooves 22 d formed in the pair of door bodies 21 are provided. Opening and closing becomes smooth.

It is needless to say that the outlet with door of the present invention can be applied to an outlet with a ground electrode.

[0024]

According to the present invention, as described above, the opening / closing door storage chamber 5 in which the pair of doors 21 are integrally and slidably combined is provided on the lid 3. And the inner lid 10 is fitted into the lid 3 so that the base 1 and the lid 3
Not only can a socket with a door be manufactured by an extremely simple operation of merely tightening and fixing the screw with a screw or an assembly bracket, but also a mold for molding the door body 21 constituting the opening / closing door 20 can be provided by one type. Further, there is an excellent advantage that parts can be easily provided at a low cost because of easy parts management.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing an opening / closing door constituting the present invention.

FIG. 3 is a perspective view showing a process of assembling the door.

FIG. 4 is a perspective view showing an assembled state of a door.

FIG. 5 is an exploded perspective view of an opening / closing door and an inner lid according to a second embodiment of the present invention.

FIG. 6 is an exploded perspective view showing a door constituting a conventional outlet with a door.

FIG. 7 is a cross-sectional view showing a conventional outlet with a door.

FIG. 8 is an exploded perspective view showing a door constituting a conventional outlet with a door.

FIG. 9 is a perspective view showing an assembled state of a door constituting a conventional outlet with a door.

[Explanation of symbols]

1 table 2
Blade receiving terminal 3 Lid 4
Blade terminal socket 5 Opening / closing door storage room 10 Inner lid 1
2 Guide projection 20 Door 2
1 door body 22 front frame 22
a Shielding projection 22b Tapered surface 2
2c Spring fitting groove 22d Slide groove
23 Side frame 23b Projection plate
24 Rear frame 25 Side frame 2
6 void 27 rectangular space 3
0 spring

Claims (2)

[Claims] 1. A base housing a blade receiving terminal, a lid provided with an opening / closing door storage chamber in which a blade terminal insertion port is opened, and a spring force of a spring provided in the opening / closing door storage chamber provided in the lid. The socket with a door, comprising: a pair of doors that slide and open and close the plug blade terminal insertion port, and an inner lid that fits the pair of doors into the lid and prevents the door from coming off. A tapered surface (2) whose upper surface is inclined diagonally downward
2b), a shielding projection (22a) provided with a spring fitting groove (22c) at the center of the rear surface of the upper surface continuous with the top of the tapered surface (22b) is erected on the front frame (22). A side plate (23) that connects the front frame (22) and the opposing rear frame (24) at right angles is provided with a protruding plate portion (23b) that protrudes from the rear end toward the front end by a predetermined height and a predetermined length. Frame (23)
And the other side frame (25) having the same height as the protruding plate portion (23b) is protruded forward from the upper surface of one end of the rear frame (24) by a predetermined length, so that the side frame (25) and the front frame are formed. (22)
A gap (26) opening in a rectangular space (27) between
A pair of doors (21) having the same shape and having the same shape are integrally and slidably combined with each other from opposite directions, and both ends are fitted in the spring fitting grooves (22c). 30. An outlet with a door, which houses an opening / closing door (20) that opens and closes a blade terminal insertion port pressed outward by a spring force of 30). 2. A sliding groove (22d) is provided at the center of the bottom surface of the front frame (22) of the door body (21), and the inner lid (1) is provided.
2. A guide projection (12) slidably fitted in a slide groove (22d) provided in a front frame (22) of the door body (21) on an upper surface of the door body (21). Outlet with door.