JPH1040999A - Sealing member for cable insertion port of wiring accessories and wiring accessories having the sealing member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a sealing member for cable insertion port having dust proof effect and capable of enhancing air conditioning efficiency by bringing it into close contact with an outer face of a cable inserted into the cable insertion port. SOLUTION: A sealing member 1a for this cable insertion port 11 is a sealing member disposed so as to cover a full face of the cable insertion port 11 formed at the rear of a wiring accessories 10. This sealing member 1a is broken at a tip end of a cable 2 and mounted with the member adhered into intimate contact with an outer face 2a of the cable at its tip end linked with a link bracket 12 in the wiring bracket 10. The sealing member 1a can employ a soft vinyl chloride sheet with limitation thereto.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sealing member for a cable insertion port of a wiring apparatus and a wiring apparatus having the sealing member for the cable insertion port. More specifically, the present invention relates to a wiring apparatus having a dustproof effect. The present invention relates to a seal member for a cable insertion port capable of enhancing the indoor cooling and heating effect, and a wiring device provided with the seal member.

[0002]

2. Description of the Related Art Conventionally, as a wiring device such as an outlet and a switch, there is known, for example, an outlet 10 'described in Japanese Utility Model Laid-Open No. 55-21518, which is shown in FIG. . As shown in FIG. 7, a cable insertion port 11 is provided on the back surface of the outlet 10 ', and a cable end is inserted into the cable insertion port 11 to be connected to each other.

[0003]

However, in such a conventional wiring device, since a gap is formed between the cable insertion port 11 and the cable inserted into the cable insertion port 11, dust on the back of the wall is removed. It may enter the wiring device 10 'through the gap and cause electric leakage,
There is a concern that dust may enter the wiring device 10 'and adhere to the conductors in the wiring device 10' to become a resistor, thereby generating heat. In the worst case, there is a concern that a fire may occur. there were. In addition, drafts have entered the room through the gaps, and the indoor cooling / heating effect has been reduced.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances, and has a dust-proof effect and a sealing member for a cable insertion port capable of enhancing the efficiency of indoor cooling and heating.
It is another object of the present invention to create and provide a wiring device provided with the seal member.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the gist of the invention of claim 1 is that an outer surface of a cable provided in a cable insertion port of a wiring device and inserted into the insertion port is provided. The sealing member is characterized by blocking air inflow and outflow from the insertion port by being in close contact with the insertion port, and the gist of the invention of claim 2 is that the sealing member is provided at a cable insertion port of a wiring device. The sealing member according to claim 1, wherein the sealing member is provided so as to close and is pierced when a cable is inserted into the insertion port. It is provided inside or to close the cable insertion port, and is in close contact with the outer surface of the cable inserted into the cable insertion port. It is possible to cross. That is, it is possible to prevent dust from entering the wiring device through the gap between the cable insertion port and the cable, and prevent draft from entering the room. The outer surface of the cable referred to here may be the outer surface of the conductor or the outer surface of the covered portion of the covered conductor.

Next, the gist of the invention of claim 3 is that air coming in and out of the insertion port is provided by being provided in the cable insertion port of the wiring device and closely contacting the outer surface of the cable inserted into the insertion port. 5. The wiring device according to claim 4, wherein a sealing member for blocking is provided.
The gist of the invention is that in the wiring device,
The wiring device according to claim 3, wherein the sealing member is provided so as to close a cable insertion port of the wiring device, and is pierced by inserting a cable into the insertion port. Can prevent dust from entering the wiring device through the gap between the cable insertion port and the cable, prevent the occurrence of electric leakage, and prevent dust adhering to the conductor inside the wiring device. Heat generation as a resistor can be prevented. That is, it is possible to prevent a fire caused by such heat generation.
In addition, it is possible to prevent drafts from entering the room through a gap between the cable insertion port and the cable, thereby improving the indoor cooling and heating efficiency.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described. First, as shown in FIG. 1, a seal member 1a for a cable insertion port 11 according to a first embodiment of the present invention is a seal disposed so as to cover the entire surface of the cable insertion port 11 formed on the back surface of the wiring device 10. This seal member 1a is pierced at the tip of the cable 2 and is attached to the connecting metal fitting 12 in the wiring device 10 with the tip attached to the outer surface 2a of the cable 2 to which the tip is connected.

The sealing member 1a of this embodiment is a flexible sheet made of vinyl chloride, but the material of the sealing member is not limited to this, and a gap may be formed between the cable 2 and the cable insertion port 11. Any material can be used as long as it can be attached so that the seal member 1a does not function as an insulator between the end of the cable 2 and the connection fitting 12 in the wiring device 10. And a flexible sheet made of synthetic resin such as polypropylene. The same applies to the material of the seal member described below.

Next, the operation of the sealing member 1a will be described with reference to FIG.
It will be described based on. As shown in the figure, the sealing member 1a is disposed so as to cover the entire surface of a cable insertion port 11 formed on the back of the wiring device 10a. And
When the cable 2 is attached, the cable 2 is pierced at the tip of the cable 2, attached to the outer surface 2 a of the cable 2, and attached while being in close contact with the cable 2. At least they are interconnected.

Therefore, the gap between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11 can be completely closed by the sealing member 1a. 10a may enter the wiring device 10a, causing electrical leakage or dust.
a, and does not adhere to the conductor in the wiring device 10a to become a resistor and generate heat. Further, it is possible to prevent drafts from entering the room through a gap between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11, and to suppress a decrease in the indoor cooling / heating effect.

A wiring device 10 according to a fifth embodiment shown in FIG.
e, a ring member 1e provided in close contact with the inner peripheral wall of the cable insertion port 11 may be used.
The cable 2 can be mounted in a state where the outer surface of the cable 2 is in close contact with the hole 1e 'formed at the center of the cable 2. Therefore, the space between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11 can be completely closed by the ring member 1e. The material of the ring member 1e is preferably made of resin from the viewpoint of easiness of manufacturing and the like. In this example, the ring member 1e is made of a vinyl chloride resin having excellent flexibility. Can also be selected arbitrarily.

Next, the wiring device 10 according to each embodiment of the present invention will be described. First, the wiring device 10a of the first embodiment
At the work site, a sealing member 1a is arranged on the entire surface of the cable insertion port 11 formed on the back surface of the wiring device 10a so as to cover the entire surface of the insertion port 11 with or without an adhesive. As a result, as a result, the wiring device 1 of the second embodiment described below
0b has substantially the same configuration as that of the wiring device 10b, and has substantially the same operation and effect.

A wiring device 10b according to a second embodiment shown in FIG.
Is a structure in which a sealing member 1b covering the entire surface of the cable insertion port 11 is bonded and fixed in advance with an adhesive 3, and when the cable 2 is attached, the sealing member 1b is pierced at the tip of the cable 2 and The cable 2 is attached to the outer surface 2a of the wiring device 10b while being in close contact therewith, and the tip of the cable 2 is brought into contact with the connection fitting 12 in the wiring device 10b so as to be connected to each other.

Therefore, the gap between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11 can be completely closed, so that dust behind the wall enters the wiring device 10b through this gap. As a result, there is no risk of electric leakage or dust entering the wiring device 10b and adhering to the conductor in the wiring device 10b to become a resistor and generate heat. In addition, it is possible to prevent drafts entering the room from entering through a gap between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11, thereby suppressing a decrease in the indoor cooling / heating effect.

Next, a wiring device 1 according to a third embodiment shown in FIG.
Reference numeral 0c indicates a position where the cable insertion port 11 is arranged at a position corresponding to the cable insertion port 11, and has a sealing member 1c on the surface of which a cylindrical body 1c 'for facilitating attachment of the cable 2 is protruded. Things,
The distal end of the cable 2 is inserted into the cylindrical body 1c ', and is then pierced through the sealing member 1c and attached.

Therefore, the wiring device 1 of the third embodiment
0c, since the cable 2 can be inserted by being guided by the tubular body 1c ', the cable 2 can be attached easily and at a predetermined accurate position, and in addition, the tubular body 1c' Since it can be in close contact with the outer surface of the cable 2, higher dustproofness and outside air blocking properties can be obtained. Also in this case, the sealing member 1c is attached to the outer surface 2a of the cable 2 while keeping it in close contact therewith, and the tip of the cable 2 is brought into contact with the connecting fitting 12 in the wiring device 10c to be connected to each other. , And the particularly remarkable operation and effect obtained thereby have been described in the second embodiment and will not be repeated.

Next, a wiring device 1 according to a fourth embodiment shown in FIG.
0d is at a position corresponding to the cable insertion port 11,
A concave portion 1d 'for indicating the arrangement position of the cable insertion port 11 and facilitating the attachment of the cable 2 has a sealing member 1d formed on the surface thereof. After being brought into contact with the concave portion 1d ', the seal member 1d is pierced and attached. Therefore, the cable 2 can be securely attached to a predetermined position. Also in this case, the sealing member 1d is attached to the outer surface of the cable 2 while being adhered to the outer surface of the cable 2, and the wiring device 10d
The point at which the ends of the cables 2 are brought into contact with each other by making the ends of the cables 2 come into contact with each other and the particularly remarkable effects obtained by this are described in the second embodiment, and will not be repeated.

Next, the wiring device 1 of the fifth embodiment shown in FIG.
0e has a ring member 1e provided in close contact with the inner peripheral wall of the cable insertion port 11, and the cable 2 is attached through the hole 1e 'of the ring member 1e;
Since the cable 2 is mounted with its outer surface being in close contact with the ring member 1e, there is a ring member 1e 'between the cable insertion port 11 and the cable 2 inserted into the cable insertion port 11. Can be completely closed. The material of the ring member 1e is preferably made of resin from the viewpoint of easiness of manufacturing and the like. In this example, the ring member 1e is made of a vinyl chloride resin having excellent flexibility. Can also be selected arbitrarily.

By the way, the present invention is not limited to the above-described embodiment, and it goes without saying that the present invention can be applied to wiring devices such as dimmers and grounds in addition to wiring devices for outlets and switches. The design may be changed as appropriate without departing from the spirit of the present invention.

[0020]

As described above, according to the seal member for the cable insertion port of the wiring device according to claim 1 or 2, the seal member is pierced at the end of the cable and sticks to the outer surface of the cable. Because it is attached while being in close contact,
Since the gap between the cable insertion port and the cable inserted into the cable insertion port can be almost completely closed by the sealing member, dust at the back of the wall can be simultaneously prevented from entering the wiring device through this gap, There is no leakage due to dust entering the wiring equipment,
In addition, dust attached to the conductor in the wiring device does not generate heat as a resistor. That is, it is excellent in safety.

In addition, no draft is introduced into the room through the gap between the cable insertion port and the cable inserted into the cable insertion port, so that the indoor cooling and heating effect can be improved.

According to a third aspect of the present invention, there is provided a wiring device having a cable insertion seal member, wherein the cable insertion seal member having the same function as the first or second cable insertion seal member is provided. Is provided integrally with the cable insertion port, so that it is possible to provide a wiring device having the same operation and effect as the cable insertion port sealing member according to claim 1 or 2.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view for explaining how to attach a seal member for a cable insertion port of a wiring device according to an embodiment of the present invention to a cable insertion port of a conventional wiring device.

FIG. 2 is a partial side sectional view showing a state in which a cable insertion port seal member is attached to the cable insertion port of the wiring device of FIG. 1;

FIG. 3 is a partially cutaway side view of a wiring device having a sealing member for a cable insertion port according to an embodiment of the present invention.

FIG. 4 is a partially cutaway side view of a wiring device having a seal member for a cable insertion port according to another embodiment of the present invention.

FIG. 5 is a partially cutaway side view of a wiring device having a sealing member for a cable insertion port according to still another embodiment of the present invention.

FIG. 6 is a partially cutaway side view of a wiring device having a sealing member for a cable insertion port according to still another embodiment of the present invention.

FIG. 7 is a partially cutaway side view of a conventional wiring device having a cable insertion port.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Seal member 1a ... Seal member 1b ... Seal member 1c ... Seal member 1c '... Cylindrical body 1d ... Seal member 1d' ... Depression 1d 1e ... Seal member 1e '... Hole 2 ... Cable 2a ... Outer surface 3 ... Adhesive 10 ... Wiring device 10 '... Outlet 10a ... Wiring device 10b ... Wiring device 10c ... Wiring device 10d ... Wiring device 10e ... Wiring device 11 ... Cable insertion port 12 ... Connection fitting

Claims (4)

[Claims] 1. A sealing member which is provided at a cable insertion port of a wiring device and closes an outer surface of a cable inserted into the insertion port to shut out air from the insertion port. 2. The seal member according to claim 1, wherein the seal member is provided so as to close a cable insertion port of the wiring device, and is pierced by inserting a cable into the insertion port. 3. A cable member provided at a cable insertion port of a wiring device, wherein a seal member is provided to close an outer surface of a cable inserted into the insertion port so as to block air inflow and out of the insertion port. And wiring equipment. 4. The wiring device according to claim 3, wherein the sealing member is provided so as to cover a cable insertion port of the wiring device, and is pierced by inserting a cable into the insertion port. Wiring equipment.