JP3478205B2 - Tabletop - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table tap.

[0002]

2. Description of the Related Art Conventionally, for example, a table tap shown in FIG. 5 has been known. This table tap includes a table tap body 70, a power cable 80, and a power plug 9
It is composed of 0 and 0. The table tap body 70 is
Three blade insertion holes 71 for inserting a blade of a power plug in another electric device and connecting to a terminal plate (not shown) of a cathode, an anode and a ground electrode provided inside are provided on the front side. 4 sets are provided.

The power cable 80 is a three-core covered power wire for connecting the terminal plate provided on the table tap body 70 and the power plug 70. The power plug 90 includes a blade connected to each core wire of the power cable 80, and by inserting each blade into a commercial power outlet hole provided on a wall surface or the like, a table tap is provided via the power cable 80. A predetermined power supply current is supplied to the terminal board provided on the main body 70.

By the way, usually, in order to fix the table tap main body 70, the table tap is provided with locking portions 72 for screwing at both ends in the longitudinal direction thereof. In the locking portion 72 provided at one end on the side to which the power cable 80 is not connected, a locking hole 72a is continuously provided through the table tap body 70 side, and a locking hole 72b is continuously provided outside. The hole 72a is larger than the screw head of the mounting screw, and the locking hole 72b is formed smaller than the screw head of the mounting screw.

In this structure, the mounting screw is screwed onto the fixed body so that the screw head of the mounting screw projects from the fixed body, and the screw head of the mounting screw is inserted into the locking hole 72a of the locking portion 72. When it is later inserted into the locking hole 72b, the screw head of the mounting screw is hooked around the locking hole 72b, and the table tap body 70 is temporarily fixed to the fixed body.

[0006]

However, in the above-described table tap, when the table tap body 70 is temporarily fixed to the fixed body, it is necessary to screw the mounting screw to the fixed body. When the fixed body is a wall or a partition made of a steel plate that does not allow mounting screws to be attached, there is a problem that the table tap body 70 cannot be temporarily fixed to the fixed body.

An object of the present invention is to solve the above-mentioned problems, and to provide a table tap which can be easily temporarily fixed to a fixed body without requiring a process of screwing a mounting screw to the fixed body. To do.

[0008]

In order to achieve the above object, the invention of claim 1 accommodates a terminal plate having a blade receiving spring for receiving a blade, and a blade insertion opening is formed in the front surface. A table tap body composed of an inner shell and an outer shell that covers the inner shell, a power plug that connects to a commercial power source, a power cable that connects the power plug and the terminal board, and the table tap body is detachably fixed to the fixed body. The fixing means has at least a magnet,
-Tap is provided in the main body, the inner Guo consists inner cover and an inner body, the fixing means and the inner body surface formed recess and the inner cover recess communicates with each of the portions facing formed the insertion hole of the The caulking rivet is inserted, the tip of the caulking rivet is caulked, and the fixing means is attached to the concave part of the inner body.By providing the fixing means, for example, processing on a fixed object such as a desk or a wall The table tap body can be easily temporarily fixed without needing to improve usability. The strip body by magnetically attached by or magnets for example the magnetic part such as a desk or cabinet can be easily temporarily fixed, it is possible to enhance the usability. Further, the fixing means can be made hard to come off from the inner contour of the table tap body, and the inner cover and the inner body can be fixed and the fixing means can be attached at the same time by inserting the caulking studs and caulking them, which facilitates the assembling property. Can be increased.

According to a second aspect of the present invention, in the first aspect of the present invention, the fixing means has a magnet and a yoke portion surrounding the magnet and formed of a magnetic material. It is characterized in that the magnet and a part of the yoke part are exposed so that the magnet and a part of the yoke are flush with the back surface of the shell from the exposed window formed on the back surface of the shell, and the magnetic force of the magnet is efficiently used by the yoke part. The magnet can be strongly magnetically attached to the fixed body, and the magnet and a part of the yoke portion are exposed so as to be flush with the back surface of the outer shell, thereby preventing the fixing means from the back surface of the outer shell. The protrusion can be eliminated.

The invention of claim 3 is characterized in that, in the invention of claim 1 or 2 , the power supply cable is formed in a spiral shape, and by forming the power supply cable in a spiral shape, the power supply cable can be expanded and contracted. As a result, when it is not necessary to increase the distance between the power plug and the table tap body,
The power cable can be shortened and stretched only when necessary, eliminating the extra length of the power cable, which has been an obstacle in the past, so that the table tap can be safely handled and looks good. .

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION (Embodiment 1) As shown in FIGS. 1 and 2, a table tap body 20 is provided.
Is an inner shell 30 for accommodating a terminal plate (not shown) having a blade receiving spring for receiving the blade, and an outer shell 40 for covering the inner shell 30.
Composed of and. The inner shell 30 is composed of an inner cover 31 and an inner body 32 which are synthetic resin molded products formed in a substantially box shape and having an opening surface. The inner shell 30 has a protrusion 3 at one end in the longitudinal direction.
5, the protrusion 35 is provided with a plug blade insertion opening (not shown) formed by the inner cover 31 and the molded portion of the inner body 32, and the recess 34 is formed at the other end. There is.

A projecting portion 3 is provided at a substantially central portion of the surface of the inner body 32.
6 is formed, and a terminal plate is provided inside the protrusion 36. A substantially rectangular recess 37 is formed in the approximate center of the protrusion 36, and an insertion hole 33a is provided in the approximate center of the recess 37.

On the other hand, the inner cover 31 is provided with two pairs of plug blade insertion openings (not shown) on the front surface, and when combined with the inner body 32, together with the blade insertion holes of the projections 35, the plug is inserted. A blade receiving spring (not shown) is arranged inside the blade insertion hole. Further, the insertion hole 3 of the inner body 32
An insertion hole (not shown) communicating with 3a is formed in the front surface of the inner cover 31. Further, two substantially U-shaped support portions 34 a are provided along the edge of the inner cover 31 on the surface forming the recess 34.

The support portions 34a, 34a support core wires 21a, 21b obtained by connecting the power plug to one end and dividing the other end side of the two-core power cable 21 with insulation coating, and the core wires 21a, 21b are It is connected to a terminal plate (not shown) provided on the inner body 32.

By the way, the magnet member 3 as a fixing means is arranged in the recess 37 provided in the inner body 32. The magnet member 3 is made of a permanent magnet and is formed in a substantially rectangular plate shape. The magnet member 3 is formed of a magnetic material in a substantially U shape so as to efficiently use the magnetic force of the magnet 1, and is covered with the magnet 1. The yoke portion 2 is formed, and on the surface of the magnet member 3, the surface of the magnet 1 and a pair of edges of the yoke portion 2 sandwiching the magnet 1 are arranged. Further, an insertion hole 3a penetrating the magnet 1 and the central surface of the yoke portion 2 facing the rear surface side is provided in the substantially central portion of the surface of the magnet 1, and the surface of the magnet 1 around the insertion hole 3a is provided. A substantially circular recess 3b is formed.

Here, when the inner body 32 and the inner cover 31 are combined and the magnet member 3 is attached, the insertion hole 3a of the magnet member 3 faces the insertion hole 33a provided in the recess 37, so that the insertion member 33 is formed. Are arranged in the recess 37. Next, crimp the tack 4a to the magnet 1
The inner body 32 and the inner cover 31 are fixed at the same time by crimping the tip portion of the caulking tack 4a protruding from the inner cover 31 through the insertion hole 3a and the insertion hole 33a.
The magnet member 3 is fixed in the recess 37 of the inner body 32. In addition, at one end where the protrusion 35 of the inner shell 30 is formed,
An insertion hole that connects the inner body 32 and the inner cover 31 is provided, and the caulking stud 4b is inserted into the insertion hole to crimp the tip of the caulking stud 4b, and the inner body 32 and the inner cover 31 together with the caulking stud 4a. It is fixed.

As described above, when the magnet member 3 is attached to the recess 37 by caulking the tip portion of the caulking tack 4a, the head of the caulking tack 4a is a recess formed in the magnet 1 as shown in FIG. 3b so that it does not protrude from the surface of the magnet 1. Further, the surface of the magnet member 3 is projected from the projecting portion 36, and as shown in FIG. 1, an outer shell 40 having a projecting portion 43 projecting substantially in the center of the back side is double-molded on the inner shell 30. When the table tap body 20 is assembled by the above, the surface of the magnet member 3 is exposed from the substantially rectangular exposure window 44 formed on the surface of the protruding portion 43 so as to be flush with the surface of the protruding portion 43.

In the above embodiment, the magnet member 3 is attached to the table tap body 20 and the surface of the magnet member 3 is exposed from the back surface of the outer shell 40.
The table tap body 20 can be magnetically attached to, for example, a desk or cabinet made of steel to be easily temporarily fixed,
As a result, the usability of the table tap can be improved. Further, since the magnet member 3 is provided with the yoke portion that can efficiently use the magnetic force of the magnet 1,
The magnet member 3 can be strongly magnetically attached to the fixed body. Further, since the surface of the magnet member 3 is exposed so as to be flush with the surface of the protrusion 43, the protrusion 4
It is possible to eliminate an obstructive protrusion of the magnet member 3 from the magnet 3. Furthermore, the magnet member 3 is attached to the inner body 32.
Of the inner body 32 and the inner cover 31.
The magnet member 3 is fixed to the table tap body 2 by caulking and fixing the caulking stud 4a that has been inserted together.
It is possible to make it hard to come off from 0, and the inner cover 3
1. Fixing of the inner body 32 and the recess 37 of the magnet member 3
Since they can be attached to the same time, the assemblability can be improved. (Embodiment 2) This embodiment is characterized in that the power cable 21 connected to the table tap body 20 of Embodiment 1 is formed in a spiral shape. As shown in FIG. 4 , the table tap body 20 and the power supply plug 22 of the first embodiment are connected to both ends of a power supply cable 21 that is insulation-coated and formed in a spiral shape. A pair of blades 24,
24, a fixing portion 25 for fixing the blades 24, 24, and a base portion 23 connected to the power cable 21 at one end and pivotally supporting the fixing portion 25 at the other end side. Is rotatably formed together with the fixed portion 25.

In the present embodiment, the power cable 21 can be easily expanded and contracted by making it spiral, and when it is not necessary to increase the distance between the power plug 22 and the table tap body 20, the power cable is provided. 21 can be shortened and extended only when needed. as a result,
The extra length of the power cable 21, which has been a hindrance so far, is eliminated, so that the table tap can be safely handled and the appearance can be further improved.

[0020]

According to the first aspect of the present invention, the terminal plate having the blade receiving spring for receiving the blade is housed, and is constituted by an inner shell having the blade insertion slot formed on the front surface and an outer shell covering the inner shell. Table tap body, power plug to connect to commercial power,
Since the power cable for connecting the power plug and the terminal plate and the fixing means for detachably fixing the table tap body to the fixed body are provided, by providing the fixing means,
For example, there is an effect that the table tap body can be easily temporarily fixed without requiring processing on a fixed object such as a desk or a wall, and the usability can be improved. Further, since the fixing means has at least a magnet and is provided on the table tap main body, the table tap main body can be easily temporarily fixed to a magnetic body portion such as a desk or a cabinet by magnetic attachment by the magnet, which is convenient for use. The effect is that it can be increased. Furthermore, the inner contour is inside
It consists of a cover and an inner body.
The caulking studs are inserted into the through holes formed so as to communicate with the recess formed on the surface and the portion of the inner cover facing the recess, and the tip of the crimping rivet is caulked to fix the fixing means to the recess of the inner body. Since it is attached to the table, the fixing means can be made hard to come off from the inner contour of the table tap body, and the inner cover and the inner body can be fixed and the fixing means can be attached at the same time by inserting the caulking studs and caulking them. There is an effect that the assemblability can be improved.

According to a second aspect of the present invention, the fixing means has a magnet and a yoke portion surrounding the magnet and formed of a magnetic material. The fixing means is attached to a recess formed in the back surface of the inner shell, and is attached to the back surface of the outer shell. Since the magnet and a part of the yoke are flush with the back surface of the outer casing from the formed exposed window, the yoke can efficiently utilize the magnetic force of the magnet to strongly magnetize the fixed object. Since the magnet and the yoke part are exposed so as to be flush with the back surface of the outer shell, it is possible to eliminate the obstruction of the fixing means from the back surface of the outer shell. is there.

According to the third aspect of the present invention, since the power supply cable is formed in a spiral shape, the power supply cable can be expanded and contracted by forming the spiral shape. As a result, the distance between the power supply plug and the table tap body can be increased. When you don't need to lengthen it, you can shorten the power cable and extend it only when necessary, eliminating the extra length of the power cable, which has been an obstacle in the past, so you can safely handle the table tap. This has the effect of improving the appearance.

[Brief description of drawings]

FIG. 1 is a partially omitted perspective view showing a first embodiment.

FIG. 2 is an exploded perspective view of a main part of the above.

FIG. 3 is a perspective view of a main part of the above.

FIG. 4 is a perspective view showing a second embodiment.

FIG. 5 is a perspective view showing a conventional example.

[Explanation of symbols]

1 magnet 2 York section 3 Magnet member 4a Caulking tack 20 table tap body 40 outline

─────────────────────────────────────────────────── --- Continuation of the front page (56) Reference JP-A-10-189188 (JP, A) JP-A-8-148242 (JP, A) JP-A-7-212384 (JP, A) JP-A-11- 273812 (JP, A) JP-A-8-236190 (JP, A) Actually opened 61-171169 (JP, U) Actually opened 63-167613 (JP, U) Actually opened 1-96107 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) H01R 31/02 H01R 13/73 H01R 25/00 H01R 13/46 304

Claims (3)

(57) [Claims] 1. A table tap main body which houses a terminal plate having a blade receiving spring for receiving a blade, and which is composed of an inner shell having a blade insertion opening formed on the front surface and an outer shell covering the inner shell.
Comprising a power source plug connected to a commercial power source, and a power cable connecting the power plug and the terminal plate, and a fixing means for detachably fixing the strip body the fixed element, the fixed
Site means, the least also has a magnet, provided in the strip body, the inner contour is made from the inner cover and the inner body, facing the recess of the recess and the inner cover formed on the surface of the fixing means and the inner body A table tap, characterized in that a crimping stud is inserted into an insertion hole formed in communication with each of the above, the tip of the crimping stud is crimped, and the fixing means is attached to the recess of the inner body. 2. The fixing means is a magnet and a magnet.
And a yoke portion formed of a magnetic material, which is attached to a recess formed on the back surface of the inner shell, and an exposed window formed on the back surface of the outer shell, a part of the magnet and the yoke portion is attached to the back surface of the outer shell. The table tap according to claim 1, which is exposed so as to be flush with the table tap. 3. The power cable is formed in a spiral shape.
The table tap according to claim 1 or 2, which is characterized .