JPH0729593Y2 - Decorative light socket - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a decorative light socket suitable for use in a Christmas tree or the like.

[0002]

2. Description of the Related Art Heretofore, as a socket for a decorative electric lamp of this type, a socket having a light bulb mounted thereon is detachably fitted to a substantially cylindrical tubular body having a pair of terminal plates provided therein. Widely used. That is, in the H-shaped groove formed in the cylindrical body,
A pair of terminal plates to which the cords are respectively connected are fitted, and by fitting the light bulb receiver with the light bulb attached to the cylinder, the lead wires of the light bulb are brought into contact with the terminal plate for electrical connection. Was there.

[0003]

However, this has the following safety problem.

First, there is a drawback that the terminal plate is easily detached together with the light bulb receiver when the light bulb receiver is pulled out from the cylindrical body. Secondly, since a pair of terminal boards are installed close to each other, there is a high risk that these terminal boards (or the bare wires of the cords respectively connected to these terminal boards) are short-circuited with each other and cause an electric leakage fire. . Thirdly, when used outdoors, rainwater or the like is likely to enter through the gap between the tubular body and the light bulb receiver. Fourthly, in the case of the type in which the decorative shade is attached to the cylindrical body, there is a fear that the decorative shade may be easily removed when a force is applied for some reason.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a socket for a decorative electric lamp which can solve all of these problems.

[0006]

That is, according to the present invention, a pair of terminal plates (9, 10) attached to the bare wires (12a, 13a) of the cords (12, 13) are installed inside. Attaching and detaching a light bulb receiver (3), in which a light bulb (7) is mounted on a cylindrical tubular body (2), in such a manner that the respective lead wires (7a, 7b) of the light bulb can be electrically connected to the respective terminal plates. In a decorative light socket (1) that is freely fitted and further has a decorative shade (6) attached to the tubular body, holds the pair of terminal plates between the tubular body and the pair of terminal plates. The terminal plate holding member (5) is provided so as to fill the gap between the tubular body and the pair of terminal plates, the convex portions (2e, 2f) are provided on the inner peripheral surface of the tubular body, and the two tapered inner surfaces ( 2g, 2h) are formed so as to face each other, and the terminal plate holding member is provided with an end at which the pair of terminal plates engage with each other. Itagakarigomizo (5d, 5e, 5
f, 5g) formed with a pair of holding pieces (5a, 5b)
And a partition wall (5c) that separates the pair of terminal plates engaged with the terminal plate engaging groove from each other. The partition plate (5c) is provided on the outer peripheral surface of each holding piece of the terminal plate holding member. First bulbs (5j, 5k) that can be engaged with each other are provided, and two tapered outer surfaces (5h, 5i) are formed so as to be in abutting engagement with the tapered inner surfaces of the cylindrical body. , Second concave portions (3a, 3a) capable of engaging with the convex portions of the cylindrical body, respectively.
b) is provided , and two protrusions are further provided on the outer peripheral surface of the cylindrical body.
(2a, 2b) and two locking members (2c, 2d) are installed.
At the same time, on the inner peripheral surface of the decoration shade,
Two taper step portions (6 which can be fitted between the locking member and
a, 6b) with openings (6c,
6d) so as to form point symmetry with each other .

[0007]

Numbers in parentheses are for convenience of showing corresponding elements in the drawings, and the present invention is not limited to the description in the drawings. The same applies to the "utility model registration request range" and "action" columns.

[0009]

According to the present invention, the taper outer surface (5h, 5i) of the terminal plate holding member (5) is brought into contact with the taper inner surface (2g, 2h) of the tubular body (2) by the above construction. 9 and 10) are firmly held in a form of being sandwiched in the cylindrical body via the terminal plate holding member. Also, the terminal board (9, 10)
Are separated by the partition wall (5c), and the terminal plate holding member (5) acts so as to fill the gap between the tubular body (2) and the light bulb receiver (3).

Further, according to the present invention, the tapered stepped portions (6a, 6b) of the decorative shade (6) are the locking members (2c, 2c) of the tubular body (2).
2d) and the protrusions (2a, 2b) so as to be sandwiched.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is an exploded perspective view showing an embodiment of a decorative electric light socket according to the present invention, FIG. 2 is a longitudinal sectional view showing an assembled state of the decorative electric light socket shown in FIG. 1, and FIG. FIG. 4 is a vertical cross-sectional view showing a state in which the light bulb receiver of the illustrated decorative light socket is removed from the cylindrical body, and FIG. 4 is a cross-sectional view taken along the line AA of FIG.

As shown in FIG. 1, the decorative electric light socket 1 according to the present invention includes a cylindrical body 2, a light bulb receiver 3, a light bulb 7, a terminal plate holding member 5, a decorative shade 6, cords 12 and 13, and a terminal plate 9.
It is composed of 10 parts.

That is, as shown in FIGS. 1 and 4, two protrusions 2a and 2b are provided on the outer peripheral surface of the substantially cylindrical body 2 at equal angular intervals (that is, 180 ° intervals). In addition, substantially rectangular rod-shaped locking members 2c, 2d are horizontally projected below the respective protrusions 2a, 2b in FIG. On the other hand, the cylinder 2
As shown in FIGS. 1 and 4, two convex portions 2e and 2f are vertically provided on the inner peripheral surface at equal angular intervals (that is, 180 ° intervals), and two flat surfaces are provided on the lower portion. The tapered inner surfaces 2g, 2h are formed so as to face each other such that the distance between them becomes shorter as the distance goes down in FIG.

Further, the terminal plate holding member 5 comprises a pair of holding pieces 5a, 5b formed in a substantially semi-cylindrical shape and opposed to each other through a partition wall 5c. One holding piece 5a has a terminal plate. Engagement grooves 5d and 5e are formed, and terminal plate engagement grooves 5f and 5g are formed on the other holding piece 5b. As shown in FIG. 3, the terminal plate 9 attached to the bare wire 12a at the tip of the cord 12 is engaged with the two terminal plate engaging grooves 5d and 5f,
The terminal plate 10 attached to the bare wire 13a at the tip of the cord 13 is engaged with the remaining two terminal plate engaging grooves 5e and 5g. In addition, on the outer peripheral surface of each holding piece 5a, 5b of the terminal plate holding member 5, first concave portions 5j, 5k capable of engaging with the convex portions 2e, 2f of the cylindrical body 2 are equiangularly spaced (that is, 18
The two tapered outer surfaces 5h and 5i are formed vertically and are provided at an interval of 0 °), and the distance between the tapered outer surfaces 5h and 5i becomes shorter as it goes downward in FIG.

Further, on the outer peripheral surface of the substantially cylindrical light bulb receiver 3,
Second which can be engaged with each of the convex portions 2e and 2f of the cylindrical body 2
The concave portions 3a, 3b are spaced at equal angular intervals (that is, 180 ° intervals)
2 are provided vertically, and two rectangular column-shaped legs 3c and 3d are provided in the lower portion of the light bulb receiver 3, and the terminal plate holding member 5 is provided between the legs 3c and 3d as shown in FIG. The partition wall 5c is provided so as to form a space 3e into which the partition wall 5c can be fitted. Further, as shown in FIGS. 1 and 2, the light bulb 7 is attached to the light bulb receiver 3 by connecting the two conductors 7a and 7b to the leg portions 3c and 3 respectively.
It is mounted so as to project from the lower end surface of d to the outside.

Further, at the lower part of FIG. 1 of the inner peripheral surface of the substantially cylindrical decoration shade 6 having a predetermined decorative shape on the outer peripheral portion, two tapered stepped portions 6a and 6b whose upper surfaces are inclined are pointed to each other. These taper stepped portions 6 are arranged symmetrically.
Openings 6c and 6d are formed between a and 6b.

Since the decorative electric light socket 1 according to the present invention has the above-mentioned structure, when assembling the decorative electric light socket 1, first, the cords 12, 13 are attached to the bare wires 12a, 13a. With the terminal plates 9, 10 engaged with the terminal plate engaging grooves 5d, 5f, 5e, 5g of the terminal plate holding member 5, the terminal plate is held by using a predetermined pressing jig (not shown). The member 5 is inserted into the cylindrical body 2 by pushing it downward from above in FIG. Then, since the tapered outer surfaces 5h and 5i of the terminal plate holding member 5 come into contact with the tapered inner surfaces 2g and 2h of the cylindrical body 2, the terminal plates 9 and 10 are sandwiched in the cylindrical body 2 via the terminal plate holding member 5. Holds firmly in shape. At this time, the first recesses 5j, 5k of the terminal plate holding member 5 are engaged with the projections 2e, 2f of the tubular body 2 so that the terminal plate holding member 5 can be inserted into the tubular body 2. It can be executed smoothly.

After that, the light bulb receiver 3 having the light bulb 7 mounted therein is inserted into the cylindrical body 2, and the partition wall 5c of the terminal plate holding member 5 is fitted between the leg portions 3c and 3d of the light bulb receiver 3. Then, the lead wires 7a and 7b of the light bulb 7 come into contact with the terminal plates 9 and 10 to be electrically connected. At this time, the second concave portions 3a, 3b of the light bulb receiver 3 are engaged with the convex portions 2e, 2f of the cylindrical body 2 to smoothly insert the light bulb receiver 3 into the cylindrical body 2. You can

Next, the openings 6c and 6d of the decorative shade 6 are aligned with the positions of the protrusions 2a and 2b of the cylindrical body 2, and in this state, the decorative shade 6 is brought into contact with the locking members 2c and 2d of the cylindrical body 2. Until the decoration shade 6 is rotated. Then, the tapered stepped portions 6 a and 6 b of the decorative shade 6 are engaged with the locking member 2 of the tubular body 2.
It is sandwiched between c and 2d and the protrusions 2a and 2b. As a result, even if a force acts on the decoration shade 6 for some reason, the decoration shade 6
Is not easy to remove. When the decorative shade 6 attached in this way is removed from the cylindrical body 2, the removing work can be easily performed by the reverse procedure, so that the decorative shade 6 can be easily replaced.

The assembling work of the decorative electric light socket 1 is completed here, but the decorative electric light socket 1 thus assembled is extremely safe.

That is, since the terminal plates 9 and 10 are firmly held in the cylindrical body 2 via the terminal plate holding member 5 as described above, when the bulb holder 3 is pulled out from the cylindrical body 2. It is possible to prevent the occurrence of the situation where the terminal plates 9 and 10 come off together with the light bulb receiver 3. Also, the terminal plates 9, 1
As shown in FIG. 3, the 0s are separated by the partition walls 5c located in the middle of them, so that the terminal plates 9 and 10 (or the cords 1 connected to the terminal plates 9 and 10 respectively).
There is no risk of short-circuiting the bare wires 12a, 13a) of 2, 13 and causing an electric leakage fire. Further, as shown in FIGS. 2 and 3, the terminal plate holding member 5 is interposed between the cylindrical body 2 and the light bulb receiver 3 so as to fill the gap between them, so that the terminal plate holding member 5 is used outdoors. However, it can prevent rainwater from entering.

[0023]

[0024]

As described above, according to the present invention,
A light bulb receiver 3 in which a light bulb 7 is mounted is attached to a substantially cylindrical tube body 2 in which a pair of terminal plates 9 and 10 attached respectively to bare wires 12a and 13a of cords 12 and 13 are installed. The conductors 7a and 7b are detachably fitted to the terminal plates 9 and 10 so as to be electrically connected to the terminal plates 9 and 10.
In the ornamental electric light socket 1 in which the ornamental shade 6 is attached to the space between the tubular body 2 and the pair of terminal plates 9 and 10,
A terminal plate holding member 5 that holds the pair of terminal plates 9 and 10.
Is provided so as to fill the gap between the tubular body 2 and the pair of terminal plates 9 and 10, and the convex portions 2e and 2f are provided on the inner peripheral surface of the tubular body 2, and the two tapered inner surfaces 2g and 2h are mutually provided. The terminal plate holding members 5 are formed to face each other, and the terminal plate holding members 5 are engaged with the terminal plate engaging grooves 5d, 5e,
It is composed of a pair of holding pieces 5a and 5b formed with 5f and 5g and a partition wall 5c for separating the pair of terminal plates 9 and 10 engaged with the terminal plate engaging grooves 5d, 5e, 5f and 5g from each other. , First concave portions 5j, 5k capable of engaging with the convex portions 2e, 2f of the cylindrical body 2 are provided on the outer peripheral surfaces of the respective holding pieces 5a, 5b of the terminal plate holding member 5, and the two tapered outer surfaces 5h and 5i are formed so as to be in contact with and engaged with the tapered inner surfaces 2g and 2h of the cylindrical body 2, respectively, and can be engaged with the light bulb receiver 3 and the convex portions 2e and 2f of the cylindrical body 2, respectively. Concave portions 3a, 3b are provided , and further, on the outer peripheral surface of the cylindrical body 2,
Two protrusions 2a, 2b and two locking members 2c, 2d
The tubular body 2 is provided on the inner peripheral surface of the decorative shade 6 while being provided.
Can be fitted between the protrusions 2a, 2b and the locking members 2c, 2d
2 taper stepped portions 6a, 6b
The openings 6c and 6d are formed between the openings 6a and 6b, and
Since it is configured by arranging such that the initiative point symmetry, taper outer surface 5h of the terminal plate holding member 5, 5i are cylindrical body 2 of the tapered inner surface 2g, by contacting the 2h, the terminal plate 9 and 10 pin The terminal plate 9, 10 is detached together with the light bulb receiver 3 when the light bulb receiver 3 is pulled out from the cylinder body 2 because it is firmly held in a manner of being sandwiched in the tubular body 2 via the plate holding member 5. It is possible to prevent the occurrence of. Further, since the terminal plates 9 and 10 are separated by the partition wall 5c,
Bare wires 12a, 13 of terminal plates 9, 10 and cords 12, 13
There is no risk of short circuiting a and causing an electric leakage fire. Furthermore, since the terminal plate holding member 5 fills the gap between the cylindrical body 2 and the light bulb receiver 3, it is possible to prevent rainwater and the like from entering even when used outdoors. In addition to that, the tapered stepped portion 6 of the decorative shade 6
a and 6b are locking members 2c and 2d of the cylindrical body 2 and projections 2a and 2
The decoration shade 6 can be easily removed because it is sandwiched between
It is possible to prevent the occurrence of the situation
It

[0025]

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a decorative light socket according to the present invention.

FIG. 2 is a vertical cross-sectional view showing a state where the decorative light socket shown in FIG. 1 is assembled.

FIG. 3 is a vertical cross-sectional view showing a state in which the light bulb receiver of the decorative electric light socket shown in FIG. 2 is removed from the cylindrical body.

4 is a cross-sectional view taken along the line AA of FIG.

[Explanation of symbols]

 1 ... Decorative light socket 2 ... Cylindrical body 2a, 2b ... Protrusion 2c, 2d ... Locking member 2e, 2f ... Convex portion 2g, 2h ... Tapered inner surface 3 ... Light bulb receiver 3a, 3b. 2nd recessed part 5 ... Terminal board holding member 5a, 5b ... Holding piece 5c ... Partition 5d, 5e, 5f, 5g ... Terminal board engaging groove 5h, 5i ... Tapered outer surface 5j, 5k ... 1st Recesses 6 ... Decorative shades 6a, 6b ... Tapered stepped portions 6c, 6d ... Openings 7 ... Light bulbs 7a, 7b ... Conductor wires 9, 10 ... Terminal plates 12, 13 ... Cords 12a, 13a ... ... bare wire

Claims (1)

[Scope of utility model registration request] 1. A bare wire (12a,) of a cord (12, 13).
13a) a pair of terminal plates (9, 1) respectively attached to
0) is provided inside the cylindrical body (2) with a light bulb (7).
The light bulb receiver (3) fitted with is attached to the respective lead wires (7a, 7a) of the light bulb.
b) are detachably fitted to the respective terminal boards in such a manner that they can be electrically connected , and the decorative shade (6) is attached to the tubular body.
In the ornamental electric light socket (1) attached , a terminal plate holding member (5) for holding the pair of terminal plates is provided between the tube body and the pair of terminal plates. And a protrusion (2e, 2f) provided on the inner peripheral surface of the cylindrical body, and two tapered inner surfaces (2g, 2h) are formed so as to face each other. The holding member is engaged with the pair of holding pieces (5a, 5b) having terminal plate engaging grooves (5d, 5e, 5f, 5g) with which the pair of terminal plates engage, and the terminal plate engaging groove. A pair of terminal plates combined with each other and a partition wall (5c) for separating from each other; 5j, 5k) and two outer taper surfaces (5h, 5i) on the inner taper surface of the cylinder. Second bulbs (3a, 3b), which are formed in abutting engagement with each other, respectively, are provided in the light bulb receiver so as to respectively engage with the convex portions of the tubular body , and further the outer peripheral surface of the tubular body 2 protrusions (2a, 2b)
And two locking members (2c, 2d) are provided, and the protrusion of the cylindrical body and the locking member are provided on the inner peripheral surface of the decoration shade.
Two taper stepped parts (6a, 6b) that can be fitted between
Openings (6c, 6d) are formed between these tapered stepped portions.
The decorative light sockets are arranged so as to be point-symmetrical with each other .