JP3400648B2 - Outlet - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to an outlet.

[0002]

2. Description of the Related Art There are various types of contactors for plugs connected to outlets, such as flat blades and conductive pins. For example, the type of contactor used in each country or region. In general, it is impossible to connect a plug having a conductive pin type contactor to a flat-plate outlet for a blade. Therefore,
When using electrical equipment in countries or regions with different outlet specifications, for example, an adapter that converts a contact made of a blade into a contact made of a conductive pin is required.

[0003]

As described above, in order to be able to use the electric equipment in countries and regions where the specifications of the outlet are different, the outlets corresponding to a plurality of types of contacts having different shapes are separately provided. Or, the above-mentioned adapter must be used, which is very inconvenient to use and requires a lot of time for construction.

An object of the present invention is to solve the above-mentioned problems, and to provide an outlet capable of connecting a plurality of types of contacts having different shapes and being easy to construct.

[0005]

In order to achieve the above-mentioned object, the invention of claim 1 attaches up to three large rectangular attachment frames that are standardized for embedded wiring equipment. A unit body which is formed to have a size corresponding to three wiring devices each having a unit size and which has engaging claws which are engageable with the mounting holes provided in the mounting frame on both side surfaces, One to a plurality of contactor insertion ports provided on the front surface for inserting a plurality of types of contactors having different shapes, and a grounding contact provided on the front surface of the body.
One or a plurality of ground contactor insertion ports into which the child is inserted , a terminal portion having a terminal piece which is housed inside the body and connected to an external electric wire, and an outside body which is housed inside the body Ground wire
Is connected to the grounding terminal portion having a grounding terminal piece to which is connected, and is electrically connected to the terminal portion while being electrically connected to the plurality of types of contacts inserted into the contactor insertion port, and is mounted inside the body. Inserted into the contact receiving part and the grounded contact insertion port.
Grounding contact and electrical continuity with the grounded contactor
Ground that is electrically connected to the unit and installed inside the body
And a contact receiving portion, and a terminal of the contact receiving portion and the terminal portion.
The piece and the plate-shaped metal member can be bent to form one piece.
The grounding contact piece and the grounding terminal piece of the grounding terminal.
And are integrally formed by bending a plate-shaped metal member, and a flat blade having a contact for grounding and a plurality of different types of contacts such as conductive pins are provided. It becomes connectable, and moreover, it can be installed by embedding it on the wall surface or the like by sharing the mounting frame with the mounting type wiring device, which facilitates the construction. So
In addition, connect the contact receiving part and the terminal piece of the terminal part with a plate-shaped metal.
The member is bent and integrally formed, and the contactor for grounding
Connect the receiving part and the grounding terminal piece of the grounding terminal to the plate-shaped metal part.
Material is bent and integrally formed, reducing the number of parts
And the manufacturing process can be simplified.

[0006]

[0007]

The invention of claim 2 is the same as the invention of claim 1.
And a cover having a contact insertion opening and a grounding contact insertion opening provided on the front surface, and a plurality of storage recesses that are formed in a substantially box shape and in which at least a terminal portion is stored, and are assembled with the cover. A body forming a container body, and a separating piece projecting from the inner side surfaces of the body and the cover and engaging with each other at the time of assembling the body and the cover so as to separate the storage recesses of the body from each other. Is something
The insulating pieces can insulate the adjacent terminal portions from each other.

According to a third aspect of the present invention, in the first or second aspect of the invention, a terminal piece connected to the electric wire, a lock spring for pressure-connecting the electric wire to the terminal piece, and a connection between the terminal piece and the electric wire are provided. Compared with a screw type terminal structure, at least one of the terminal part and the grounding terminal part is configured by a quick-connect terminal structure equipped with a release button that bends the locking spring in the pressure contact release direction for removal. Since the charging part is not exposed, construction safety can be ensured, and since the electric wires can be easily and surely connected, uniform connection and labor saving can be achieved.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS ( Basic Structure ) FIG. 1 is an exploded perspective view showing the basic structure of the present invention. A synthetic resin container 1 has a substantially box-shaped body 1a and a cover 1b which will be described later. It is assembled by connecting with 4, 4. A protrusion 2 is integrally provided on the front surface of the cover 1b, and a pair of contact insertion holes 3 and 3 into which contacts such as blades and conductive pins are inserted are formed on the front surface of the protrusion 2 in the longitudinal direction. There is a set.
As shown in FIG. 2 (a), these contactor insertion ports 3 are shaped so as to be compatible with various contacts such as a flat blade blade or a substantially cylindrical conductive pin, that is, a blade blade is inserted. Rectangular hole 3
A and the circular hole 3b into which the conductive pin is inserted are formed in a shape integrally connected to each other. The contactor receiving portion 11 that is in contact with the contactors (plug blades, conductive pins, etc.) inserted into the contactor insertion ports 3 and 3 is installed inside the body 1.

Assembling frames 4 each having a substantially U shape are fitted to the shoulders on both sides of the projecting base 2, respectively.
The substantially V-shaped hooking claws 4a formed at both ends and the central part of the claw engage with the stepped parts 5 formed on the side surface of the body 1a,
The cover 1b and the body 1a are fixed by the assembly frame 4. Here, the body 1 can be attached to a mounting frame for three large squares that are standardized for embedded wiring equipment. Three
Individual module. ), A pair of engaging claws 4b engageable with the mounting holes provided in the mounting frame are provided at both ends of the assembly frame 4 so as to project therefrom. The assembly frame 4 is provided with a pair of locking holes 4c, 4c in which the locking claws of the mounting frame are locked when the mounting frame 4 is mounted on the mounting frame.

On the other hand, the body 1a is provided with a total of four recesses 6 ...
A contact receiving portion 11 is housed in each of the recesses 6 ... The recesses 6 ... Adjacent to each other in the width direction are isolated by plate-shaped body-side isolation pieces 7, 7 protruding from the bottom surface of the body 1a. Further, storage recesses 8 and 8 in which terminal portions 12 described later are stored are provided so as to be sandwiched between adjacent recesses 6 at the central portion in the longitudinal direction of the body 1a. A wire insertion port (not shown) communicating with the storage recesses 8 and 8 is opened at the bottom of the body 1a.

The terminal portion 12 is a terminal piece 1 connected to an electric wire.
3 and a lock spring 1 for connecting an electric wire to the terminal piece 13 by pressure contact
4 and a release button 15 for bending the locking springs 14 in the press-contact release direction to disconnect the terminal piece 13 from the electric wire. Where the book
In the basic configuration , the terminal piece 13 of the terminal portion 12 and the contact receiving portion 11 are integrally formed as a blade receiving spring block 10 by bending a plate-shaped metal member.

FIG. 3A is a development view of the blade receiving spring block 10 formed of a plate-shaped metal member, and FIG. 3B is a perspective view of a finished product of the blade receiving spring block 10, respectively. A pair of terminal pieces 13, 13 are provided so as to project from the central portion of the base portion 10a of the blade receiving spring block 10, and contactor receiving portions 11, 11 are provided on both sides thereof. In addition, dowels 13a, 13a for preventing rattling of the blade receiving spring block 10 in a state of being housed in the housing recess 8 are provided on the outer surfaces of the terminal pieces 13, 13 in a protruding manner.

The contact receiving portion 11 is sandwiched between a pair of conductive pin blade receiving springs 11a and 11a, which project from the base portion 10a and are arranged to face each other when completed, and the conductive pin blade receiving springs 11a and 11a. It has a blade receiving spring 11b for a plug blade protruding from the base 10a. The conductive pin blade receiving springs 11a, 11a and the blade receiving blade spring 1
1b is bent in such a direction as to reduce the mutual distance. Therefore, as shown in FIG. 4, the columnar conductive pin is inserted between the pair of conductive pin blade receiving springs 11a, 11a which are opposed to each other, so that the blade receiving spring block 10 and the conductive pin are connected together. A flat blade blade is inserted between the ends of the conductive pin blade receiving springs 11a and 11a and the blade receiving spring 11b to connect the blade receiving spring block 10 and the blade. The blade receiving spring 11b for a blade is provided with a projection 11c for preventing the blade from coming off.

Further, at the central portion of the base portion 10a, L having abutting pieces 16a, 16a formed by splitting the tip portion into two forks is provided.
The shaped piece 16 is provided on the opposite side to the terminal pieces 13, 13. As shown in FIG. 5, locking springs 14 and 14 are arranged between the terminal pieces 13 and 13 and the contact pieces 16a and 16a, which are opposed to each other in the completed state. The locking piece 14a and the contact piece 14b provided on 14 are opposed to each other. The locking piece 14a and the contact piece 14b are
Both ends of the elastic conductive strip are bent to be formed at both ends of the central piece 14c. The locking piece 14a is formed by connecting the terminal piece 13 from the connecting portion with the central piece 14c toward the leading edge.
The contact piece 14b is bent in a substantially S-shape. Further, the central piece 14c is formed in a substantially flat plate shape and abuts on the abutting piece 16a. Thus, as shown in FIG. 5B, the locking piece 14a of the locking spring 14 and the contact piece 14
5b and the terminal piece 13 of the blade receiving spring block 10 between the electric wire 5
When 0 is inserted, the tip of the locking piece 14a bites into the electric wire 50 to prevent it from coming off, and the electric wire 50 is pressed against the terminal piece 13 by the locking piece 14a and the contact piece 14b. And the terminal piece 13 is electrically connected (connected). Here, the inner side surface of the terminal piece 13 is knurled to ensure contact stability when the electric wire 50 is pressed. The release button 15 is operated to bend the locking piece 14a of the locking spring 14 in the pressure contact releasing direction, and the tip of the locking piece 14a is separated from the electric wire 50 to connect the terminal piece 13 and the electric wire 50. Is to be released.

The blade receiving spring blocks 10 and 10 are shown in FIG.
As shown in (b), the contactor receiving portion 11 and the terminal portion 12 are attached to the body 1a in the recesses 6 and 6 and the storage recess 8 along the longitudinal direction of the body 1a. Then, as described above, the cover 1b is joined from the opening side of the body 1a to form the body 1, and FIG.
As shown in (c), each contact receiving portion 11 ... and the cover 1b.
Of the contactor insertion opening 3 provided on the front surface of the. Thus, even when different kinds of contactors such as a blade and a conductive pin are inserted into the contactor insertion port 3, ..., the contactor 3 and the contactor receiving portion 11 housed inside the body 1 are connected. It is possible to connect a plurality of types of contacts with one outlet.

By the way, a cover-side isolation piece 9 is provided on the inner surface of the cover 1b so as to extend in the longitudinal direction. Also,
A fitting groove 9a is formed at the tip of the cover-side isolation piece 9 so as to fit the tip of the body-side isolation piece 7 in a concavo-convex manner. Therefore, the body 1a and the cover 1b are assembled to form the body 1
2D, the tip of the body-side isolating piece 7 is fitted into the fitting groove 9a of the tip of the cover-isolating piece 9, so that the body-side isolating piece 7 is integrated. And the cover-side isolation piece 9 completely isolate the adjacent charging portions (the terminal portion 12 and the contact receiving portion 11) in the width direction, so that insulation between the charging portions can be secured.

As described above, according to this basic configuration , a plurality of types of contacts having different shapes such as a flat blade and a cylindrical conductive pin are inserted into the same contact insertion port 3 to be connected. In addition, the embedded wiring device and the mounting frame can be shared and can be embedded in a wall surface or the like to facilitate the construction. In addition, the terminal portion 12 to which the external electric wire 50 is connected
By adopting a quick-connecting terminal structure, compared to a screw-type terminal structure, the charging part is not exposed, so construction safety can be ensured, and the wires can be easily and reliably connected, resulting in a uniform connection. And the work can be reduced.

[0020] (Embodiment 1) A first embodiment of the present invention will be described with reference to FIG. The present embodiment is characterized in that a plug having a ground electrode (contact for grounding) can be connected, and the other basic configuration is common to the above-described basic configuration . Thus, based on
The same parts as those of this configuration are designated by the same reference numerals and the description thereof will be omitted.

In the present embodiment, as shown in FIG. 6 (a), a ground contactor insertion opening into which a ground contactor (plug blade, conductive pin, etc.) is inserted in the front surface of the protrusion 2 of the cover 1b. 1
7 and 17 are arranged in parallel in each of the pair of contactor insertion openings 3 and 3. On the other hand, the shape of the blade receiving spring block 10 is as described above.
The basic structure is almost the same as that of the blade receiving spring block 1 in the recesses 6 ... and the storage recesses 8 provided in the body 1a.
The contact receiving portion 11 and the terminal portion 12 of 0 are housed respectively. Here, in the present embodiment, a grounding storage recess 8 ′ for housing the grounding terminal portion 22 is provided in the center portion in the width direction of the body 1a sandwiched between the storage recesses 8 and 8. The grounding terminal portion 22 housed in the grounding recess 8'has the quick-connect terminal structure already described, and the grounding terminal piece 23 connected to the grounding electric wire is inserted into the grounding contactor. Mouth 17,17
The grounding contact receiving portions 21 and 21 connected to the grounding contacting element inserted in the grounding blade and the grounding blade receiving spring block 20 are integrally formed by bending a plate-shaped metal member.

The grounding blade receiving spring block 20 is in contact with the grounding contact piece 24 facing the grounding terminal piece 23 and the grounding contact inserted into one of the grounding contact insertion holes 17, 17. A pair of ground blade receiving springs 21a, 21a
U-shaped piece 20a extending from the terminal portion 22 in a substantially U-shape
And a pair of ground blade receiving springs 21b, 21b provided at the tip of the U-shaped piece 20a and in contact with the ground contact inserted into the other ground contact insertion opening 17, 17 There is. Here, the terminal portion 22 and one of the grounding blade receiving springs 21a, 21a are housed in the grounding storage recess 8 ', and the U-shaped piece 20a extends from the grounding storage recess 8'.
Is pulled out of the body and is separated from the recess 6 to form the body 1a.
It is stored in the guide groove 18 provided in the. Then, a U-shaped piece 2 is provided on the side end surface of the body 1a communicating with the guide groove 18.
Grounding blade receiving springs 21b, 2 provided at the tip of 0a
A protruding portion 19 for sandwiching and fixing 1b is provided. That is, in the grounding blade receiving spring block 20, the terminal portion 22 and one grounding contact receiving portion 21 are housed in the grounding storage recess 8 ′ of the body 1 a, and the U-shaped piece 20 a of the body 1 a. The ground blade receiving springs 21b, 21 of the other ground contact receiving portion 21 housed in the guide groove 18
b is clamped and fixed between the protrusions 19 and is housed in the body 1a.

By the way, also in the case of this embodiment, the body 1
A body-side isolation piece 7 ′ is provided at a central portion along the longitudinal direction of a, and a fitting groove 9a ′ of the cover-side isolation piece 9 ′ and an end portion of the cover-side isolation piece 9 ′ provided on the inner surface of the cover 1b are provided. It is designed to fit in concave and convex. Thus, the body 1a and the cover 1b
When the body 1 is constructed by assembling the above, as shown in FIG. 6 (d), the tip of the body-side isolation piece 7'fits with the fitting groove 9a 'of the tip of the cover isolation piece 9'. The body-side isolation piece 7'and the cover-side isolation piece 9'integrally completely isolate the adjacent charging portions (the terminal portion 12 and the contact receiving portion 11) in the width direction to ensure insulation between the charging portions. it can.

(Embodiment 2 ) FIG. 7 is an exploded perspective view showing a second embodiment of the present invention. Since the basic structure is the same as the basic structure and Embodiment 1 described above , the common parts will be described. Are denoted by the same reference numerals and description thereof will be omitted, and only the characteristic parts of the present embodiment will be described. The feature of this embodiment is that the shape of the ground blade receiving spring block 30 is different from that of the first embodiment. That is, in the ground blade receiving spring block 30, the pair of ground contact receiving portions 31, 31 and the ground terminal portion 32 are integrally formed into a substantially linear shape by bending a plate-shaped metal member. It is stored in a grounding storage recess 40 provided along the longitudinal direction at a substantially central portion of the body 1a.

The grounding contact receiving portions 31, 31 are provided at both ends of the grounding blade receiving spring block 30, and are provided with a pair of grounding blade receiving springs 31a, 31a facing each other. In addition, the terminal portion 32 provided in the center of the ground blade receiving spring block 30 has the ground terminal piece 32a.
And a grounding contact piece 32b to form a quick-connect terminal structure together with the locking spring 14 and the release button 15.

Thus, according to this embodiment, the first embodiment
Since the grounding blade receiving spring block 30 has a simplified shape as compared with the above case, there is an advantage that the processing is facilitated and the cost can be reduced.

[0027]

According to the first aspect of the present invention, a wiring frame of three large squares which is standardized for an embedded wiring device can be attached to a mounting frame for three large squares. And a plurality of types of contactors provided on the front surface of the body and having different shapes. contact but one to a plurality of contacts the insertion port is inserted, provided on the front surface of the device body
Inserting one or more ground contacts into which ground contacts are inserted
An inlet, a terminal portion having a terminal piece that is installed inside the body and connected to an external electric wire, and an external part that is installed inside the body
A grounding end having a grounding terminal piece to which a grounding electric wire is connected
A contact portion, which is in contact with the child portion and a plurality of types of contact elements inserted into the contact element insertion ports, is electrically connected to the terminal portion, and is housed inside the body, and a ground contact element. Insert
While conducting and contacting with the grounding contact inserted in the mouth
Electrically connected to the grounding terminal and installed inside the body
And a contact receiving part for grounding
The terminal piece of the child part is formed integrally by bending a plate-shaped metal member
Connect the ground contactor receiver to the grounding terminal.
The terminal piece for ground is integrally formed by bending a plate-shaped metal member.
Therefore, it is possible to connect multiple types of contacts with different shapes such as flat blades and conductive pins,
In addition, there is an effect that the embedded wiring device and the mounting frame can be shared and can be embedded and installed on the wall surface or the like, which facilitates the construction. In addition, plate the contact receiving part and the terminal piece of the terminal part.
-Shaped metal member is bent and integrally formed, and grounded
Plate for the contact receiving part and the grounding terminal piece of the grounding terminal
Since the metal members of are bent and formed integrally,
This has the effect of reducing the number and simplifying the manufacturing process.
It

[0028]

[0029]

According to a second aspect of the present invention, a cover provided with a contactor insertion port and a grounding contactor insertion port on the front surface, and a plurality of accommodating recesses formed in a substantially box shape and accommodating at least a terminal portion therein. And a body that is assembled with the cover to form a body, and that protrudes from the inner surface of the body and the cover, respectively, and that fits into the recesses when the body and the cover are assembled so that the storage recesses of the body are Since the isolation piece is provided for isolation, there is an effect that insulation of adjacent terminal portions can be achieved by the isolation piece.

According to a third aspect of the present invention, a terminal piece connected to the electric wire, a locking spring for connecting the electric wire to the terminal piece under pressure, and a locking spring for releasing the connection between the terminal piece and the electric wire are released. Since at least one of the terminal part and the grounding terminal part is configured with a quick-connect terminal structure that has a release button that can be bent in the direction, the charging part is not exposed compared to the screw type terminal structure. The safety can be secured, and since the electric wires can be easily and surely connected, there is an effect that a uniform connection can be achieved and construction can be reduced.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a basic configuration .

2 shows the same as above, (a) is a front view, (b) is a front view with a cover removed, (c) is a partially broken side view, FIG.
(D) is sectional drawing of the principal part.

FIG. 3 shows the blade receiving spring block of the above, (a)
Is a development view, and (b) is a perspective view.

FIG. 4 shows a blade receiving spring block in the above, (a)
Is a front view and (b) is a side view.

5 (a) and 5 (b) are explanatory views for explaining an operation of connecting an electric wire to a terminal portion in the above.

6A and 6B show the first embodiment, where FIG. 6A is a front view, FIG. 6B is a front view with a cover removed, FIG. 6C is a partially cutaway side view, and FIG. Is.

FIG. 7 is an exploded perspective view showing a second embodiment.

[Explanation of symbols]

1 body 1a body 1b cover 3 Contact insertion port 4 assembly frame 6 recess 8 storage recess 10 blade receiving spring block 11 Contact receiving part 12 terminals 13 terminal strips 14 Locking spring 15 Release button

─────────────────────────────────────────────────── ─── Continuation of front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) H01R 13/35 H01R 25/00

Claims (3)

(57) [Claims] Claims: 1. A wiring frame of a unit size, which can be attached up to 3 pieces, in a mounting frame for 3 large polygons, which is standardized for embedded wiring equipment. A container body having engaging claws that can be engaged with a mounting hole provided on the mounting frame and projecting from both side surfaces, and one to a plurality of contact members provided on the front surface of the container body and having different shapes The contact insertion port of the device and the contact for grounding provided on the front of the body are inserted.
1 to a plurality of ground contactor insertion ports, a terminal portion having a terminal piece accommodated inside the body and connected to an external electric wire, and an external ground electric wire accommodated inside the body. Connected
A contact that is in electrical contact with the grounding terminal portion that has a grounding terminal piece that has a grounding terminal piece and a plurality of types of contacts that are inserted into the contactor insertion port, and that is electrically connected to the terminal portion and is installed inside the body. For child receiving part and for grounding inserted in the contact insertion slot for grounding
And contact with the contact of the
Grounded contactor receiver that is connected to the
The contact part and the terminal piece of the terminal part are plate-shaped.
Bending the metal member of the to form it integrally, and for grounding
Connect the contact receiving part and the grounding terminal piece of the grounding terminal
An outlet characterized in that a metal member is bent and integrally formed . 2. The contact insertion opening and the ground contact insertion opening are in front.
A cover provided on the surface and at least a box shape
If it is equipped with a plurality of storage recesses in which the terminals are stored,
A body that is assembled with the cover to form a body
And project from inner surfaces of the body and cover.
Together with the body and the cover,
The outlet according to claim 1, further comprising: a separating piece that separates the accommodation recesses of the body from each other . 3. A terminal piece connected to an electric wire, and the terminal piece
Locking spring for pressure contact connection of electric wire and connection between terminal piece and electric wire
Release button that bends the lock spring in the pressure contact release direction to release the lock
And a terminal for grounding by a quick-connect terminal structure comprising
The outlet according to claim 1 , wherein at least one of the parts is configured .