JPH0539645Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to a power cord attachment device for fixing a power cord of a television receiver or the like.

BACKGROUND TECHNOLOGY Television receivers have been exported to many foreign countries, and each country has established safety standards, and a structure that satisfies these standards is required. Moreover, in recent years, as efforts have been made to reduce the cost of products through standardization, it has become necessary to adopt structures that can comply with the standards of countries with the most stringent safety standards.

An example of a conventional power cord attachment device will be described below with reference to FIGS. 4 and 5. FIG. 4 shows a perspective view of a conventional power cord attachment device. In FIG. 4, 11 is a cabinet of a television receiver, 12 is a power cord, and 13 is a clamper that bends the power cord 12, and is locked in a clamper mounting hole 14 made in the rear surface of the cabinet 11.

FIG. 5 shows an enlarged view of the main parts. The clamper 13 has a shape in which a spherical portion 15 is connected by a thread-like portion 16. Further, the clamper mounting hole 14 has a shape in which an insertion hole 14a and a locking hole 14b, which is formed diagonally below the insertion hole 14a, are connected by a groove 14c. This insertion hole 14a is connected to the clamper 13.
The groove 14c and the locking hole 14b are smaller than the spherical part 15 and slightly larger than the thread-like part 16. This clamper 13 is provided with a clamp part 17 at its tip, the power cord 12 is bent, the clamper 13 is wound around this, the spherical part 15 of the clamper 13 is locked and fixed to the clamp part 17, and the other parts of the clamper 13 are fixed. Pass the spherical part 15 at the end through the insertion hole 14a of the clamper mounting hole 14, and attach the clamper 13.
The thread-like part 16 is pulled down along the groove 14c of the clamper mounting hole 14, and the spherical part 1 is pulled down at the locking hole 14b.
5, the power cord 12 is fixed to the cabinet 11 by the clamper 13.

Problems to be Solved by the Invention However, in the above configuration, the clamper mounting hole 1 provided on the rear surface of the cabinet 11 is
4, the test finger (not shown) can be inserted and the structure is such that it can come into contact with live parts such as a chassis housed inside the cabinet 11, so it satisfies safety standards regarding insulation distance. There was a problem that it became impossible to do so.

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems and aims to provide a power cord attachment device that can easily secure a power cord to the outer surface of a cabinet while satisfying safety standards regarding insulation distance.

Means for Solving the Problems In order to solve the above problems, the power cord attachment device of the present invention consists of spherical parts and thread-like parts arranged alternately, and the spherical parts engage the engageable clamper. The power cord attachment device includes a first projecting piece having an L-shaped cross section on the outer surface of the cabinet,
A second protrusion that extends toward the cabinet and has a locking part capable of locking the spherical part of the clamper is provided on the protrusion, and a thread-like part of the clamper is inserted between the end of the first protrusion and the end of the clamper. A third projecting piece is provided on the outer surface of the cabinet at an interval that allows the third projecting piece to pass through.

Effect With the above configuration, the thread-like part at the other end of the clamper that has a power cord tied through the clamp part is passed between the end of the third protruding piece and the first protruding piece, and is further passed through the second protruding piece.
By inserting the clamper between the protruding piece and the cabinet, the spherical part of the clamper engages with the engaging part of the second protruding piece, whereby the power cord can be easily fixed to the outer surface of the cabinet via the clamper. . This configuration eliminates the need for a clamper mounting hole into which the test finger can be inserted, eliminating the risk of the test finger coming into contact with live parts inside the cabinet, making it possible to satisfy safety standards regarding insulation distance. can.

Embodiment Hereinafter, an embodiment of the present invention will be described based on the drawings.

FIG. 1 is a perspective view of a power cord attachment device showing an embodiment of the present invention. 1 is a cabinet, 2 is a power cord, 3 is a clamper for clamping the power cord 2 and locking it to the cabinet 1; this clamper 3 is composed of spherical parts 4 and thread-like parts 5 arranged alternately; It has a clamp part 6 at its tip with which the spherical part 4 can be engaged, and these are the same as conventional ones. Reference numeral 7 denotes a first protruding piece having an L-shaped cross section, which is made by cutting and raising a part of the outer surface of the cabinet 1, and this first protruding piece 7 is vertically protruded from the inside so as to extend toward the side of the cabinet 1. This second protruding piece 8 has a locking part 8a on the upper part that can lock the spherical part 4 of the clamper 3, and the tip of this locking part 8a and the cabinet A gap is provided between the clamper 1 and the outer surface of the clamper 8 to allow the thread-like portion 5 of the clamper 8 to pass therethrough. Further, above the first protrusion 7, a third protrusion 9 is provided to protrude from the outer surface of the cabinet 1, and between the lower end surface of the third protrusion 9 and the upper end surface of the first protrusion 7, the clamper 3 is mounted. A gap is provided to allow the filamentous portion 5 to pass through.

In the above configuration, the clamper 3 that has the power cord 2 clamped through the clamp part 6 is connected to the cabinet 1.
This section explains the procedure for attaching it to the outside surface of the First, as shown in FIG. The space between the provided second protruding piece 8 and the outer surface of the cabinet 1 is pushed down to below the locking portion 8a of the second protruding piece 8. As a result, as shown in FIG. 3, the spherical portion 4 of the clamper 3 is locked to the locking portion 8a of the second projecting piece 8, and the power cord 2 is easily attached to the outer surface of the cabinet 1 via the clamper 3. Fixed. Since the third projecting piece 9 is located above the locking portion 8a of the second projecting piece 8 to which the clamper 3 is locked, even if the clamper 3 moves upward due to an impact, etc.
This third projecting piece 9 prevents the clamper 3 from moving and prevents the clamper 3 from easily coming off the cabinet 1.

As described above, according to this embodiment, the cabinet 1
By providing an L-shaped first protruding piece 7 and a second protruding piece 8 protruding inside the first protruding piece 7, the spherical part 4 of the clamper 3 is locked to the locking part of the second protruding piece 8. In addition, the third projecting piece 9 can prevent the clamper 3 from coming off from above, and the power cord 2 can be easily fixed to the cabinet 1 via the clamper 3.

Note that since the first projecting piece 7 is formed in an upright manner, a cutout hole 10 is formed in the cabinet 1;
This cutout hole 10 is covered with the first protrusion 7, and the second protrusion 8 and the third protrusion 9 are erected in the vicinity, so that the test finger can be inserted into the cabinet 1 through the cutout hole 10. This prevents the test finger from coming into contact with live parts such as the chassis inside the cabinet 1.

In addition, the first protrusion 7 is connected to the cabinet 1 in FIG.
The structure is such that it stands up by cutting out a part of the outer surface of the cabinet 1, but the structure is not limited to this, and the structure may be such that the first projecting piece is simply attached to the outer surface of the cabinet 1, whereby the notch shown in FIG. The hole 10 can be eliminated.

Effects of the Invention As described above, according to the present invention, a first protrusion having an L-shaped cross section is provided on the outer surface of the cabinet, and the first protrusion extends toward the cabinet and is capable of locking the spherical part of the clamper. Since the second projecting piece having a locking part is provided in a protruding manner, the clamper and the power cord can be easily fixed to the outer surface of the cabinet by the locking part of the second projecting piece. Since the third protruding piece is provided on the outer surface of the cabinet with a space between the clamper and the thread-like part of the clamper, the third protruding piece will prevent the clamper from moving even if the clamper moves due to an impact or the like. Movement is inhibited and the clamper is prevented from easily coming off the cabinet. Also,
Since the test finger is not structured so that it can be inserted into the cabinet like the clamper mounting hole of a conventional power cord mounting device, a sufficient insulation distance from the live parts housed inside the cabinet must be ensured. can meet safety standards regarding insulation distance.

[Brief explanation of the drawing]

Figure 1 is a perspective view of a power cord attachment device showing one embodiment of the present invention, Figures 2 and 3 are sectional views showing the clamper installation procedure of the power cord attachment device, and Figure 4 is a conventional power cord attachment device. FIG. 5 is a perspective view of the main part of the power cord attachment device. 1...cabinet, 2...power cord, 3...
... Clamper, 4... Spherical part, 5... Thread-like part, 6...
...Clamp portion, 7...First protrusion piece, 8...Second protrusion piece, 8a...Locking part, 9...Third protrusion piece.

Claims (1)

[Scope of utility model registration request] Consisting of alternately arranged spherical parts and filamentous parts,
A power cord attachment device for locking a clamper having a clamp portion at its tip that can be engaged with the spherical portion and capable of clamping the power cord by elastically clamping the power cord, the power cord attachment device having a first L-shaped cross section on the outer surface of the cabinet. a second protrusion protruding from the first protrusion, the second protrusion having a locking part extending toward the cabinet and capable of locking the spherical part of the clamper; A power cord attachment device comprising: a third protruding piece protruding from the outer surface of the cabinet with a space between the third protruding piece and the end part through which the thread-like part of the clamper can pass;