JP2008109738A - Outlet box on floor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an outlet box on a floor having improved safety and free from connection failure by preventing a liquid such as a beverage and a detergent penetrating into a resin-made housing body having a connection fixture block disposed and fixed therein from contacting the connection fixture block. <P>SOLUTION: The outlet box on floor is provided with a top-opened housing body 1 having the connection fixture block 2 disposed therein, a frame-like flange 6 attached on the upper surface of the housing body 1, and a lid plate 8 openably/closably attached on a center opening of the flange 6. In the outlet box, a bucket portion 15 is formed in an inner wall 14 of the housing body 1 so that the bucket portion 15 can receive a liquid entering into the housing body 1 through the upper part of the housing body 1, and a liquid exhaust hole 16 for exhausting the liquid in the bucket portion to the outside of the housing body 1 is formed. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a floor outlet box provided with a connecting device block for attaching a power supply by attaching it to a floor surface of an office or a general home, or connecting a communication cable or the like.

  Floor outlets for connecting to information terminals, home appliances, and the like have been used not only in offices but also in general households, and various types of floor outlets have been developed so far.

  One of them is that when a coin is inserted in a concave groove provided in the canopy and turned in a certain direction, the locked state is released, and the plug etc. is released by the elastic force of the coil spring disposed inside. There is a vertically moving type in which the connecting device block to be received automatically protrudes upward.

  In the case of this up-outlet, the connecting device block protrudes on the floor surface with a single touch, so that the operability is good, but there is a problem that the canopy is often mischievous by rotating the canopy with coins, etc. The protruding part on the surface was large, and there were many troubles such as hitting feet during use.

In addition to the up-outlet described above, there is a type in which a plug is connected to a connecting device block that is opened and fixed inside. As disclosed in the following patent document, this type of floor outlet is connected to an outlet fixed in the lower case with the plug receiving surface inclined, and an upper peripheral edge of the lower case housing and fixing the outlet. It has a protruding flange part, a cover plate that can be freely opened and closed at the center opening of this flange part, and a mechanism that adjusts the opening degree of this cover plate in stages, so that it is flush with the floor surface Since it can be constructed, it has a structure suitable for a free access floor.
Japanese Utility Model Publication No. 6-36324

As described above, there is known a type in which a plug suitable for a free access floor or the like is opened, and plugs are connected to a connecting device block that is obliquely fixed inside.
However, in the case of this type of floor outlet, if a beverage is spilled on the floor or if a detergent is accidentally spilled during cleaning, liquid will enter the lower case from the gap between the flange and the cover plate and become outlets. If it arrives, there is a serious problem that a short circuit or a connection failure such as a signal cable is caused.

  In view of the above, the present invention forms a bowl-shaped portion capable of receiving a liquid such as a beverage or a detergent that has entered the inside of a housing body made of a synthetic resin to which a connecting device block is disposed and fixed, and the housing body. It is an object of the present invention to provide a floor outlet box in which a drain hole is formed so that the liquid that has entered inside can be smoothly discharged out of the housing body.

  If the structure of this invention for achieving the said objective is explained in full detail, the invention which concerns on Claim 1 will be the frame shape attached to the housing main body of the upper surface opening which arrange | positioned the connection tool block inside, and this housing main body. In the floor outlet comprising a flange plate and a cover plate that is openably and closably attached to the central opening of the flange, a hook-shaped portion is formed on the inner wall portion of the housing body, and the housing body is formed from the upper portion of the housing body. A floor outlet characterized in that a liquid drained into the housing is received by the bowl-shaped portion, and a drainage hole for discharging the liquid received by the bowl-shaped portion to the outside of the housing body is formed in the housing body. Is a box.

  The invention according to claim 2 is the floor outlet box according to claim 1, characterized in that the formation position of the hook-shaped portion is above the attachment position of the connecting device block.

  The invention according to claim 3 is characterized in that a wiring chip that enables switching between when the line is connected and when not connected is attached to the front end of the cover plate that is openably and closably attached to the central opening of the flange. A floor outlet box according to claim 1 or claim 2.

  The invention according to claim 4 is the floor outlet box according to any one of claims 1 to 3, wherein the connecting device block is formed of any one of a power supply device block, a telephone device block, an information device block, or any combination thereof. .

  According to the present invention, even if the floor surface is accidentally spilled into the housing main body and spilled into the housing main body, the inner wall portion of the synthetic resin housing main body in which the connecting device block is arranged and fixed, Since the hook-shaped part is formed, it is possible to effectively prevent the liquid from reaching the plug receiving surface of the connecting device block, and the liquid that has entered the housing body can be quickly removed from the housing body through the drainage hole. Since it can be discharged, the dry state in the housing body can be maintained, and connection failure such as a power supply short circuit or a signal cable can be prevented.

  Hereinafter, an embodiment of a floor outlet box according to the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a perspective view showing an embodiment of the floor outlet box of the present invention with the cover plate closed, and FIG. 2 is a perspective view showing an embodiment of the floor outlet box of the present invention with the cover plate opened. is there. 3 is a cross-sectional view of the floor outlet box of the present invention, FIG. 4 is a perspective view showing a drainage hole formed in the housing body, and FIG. 5 is a bowl-like part and a drainage hole formed in the inner wall part on the opposite side of the connecting device block. FIG.

  In the figure, reference numeral 1 denotes a housing main body having an upper surface opening made of a synthetic resin molded body, and reference numeral 2 denotes a connecting device block fixed to the inside of the housing main body 1 by a set screw 3 and an engaging hook portion 4. The connecting device block 2 is composed of a power supply block such as an outlet for supplying power to an information terminal or home appliance, a telephone device block such as a modular jack outlet, or any other information device block or any combination thereof. It is.

  The opposite side of the housing body 1 to which the connecting device block 2 is fixed is an opening in the illustrated embodiment, and a blind cover 5 is detachably attached to the opening. It is also possible to attach another connecting device block inside the housing body 1 by removing the blind cover 5.

  Next, reference numeral 6 denotes a frame-like flange attached to the upper surface of the housing body 1. The flange 6 is brought into contact with the peripheral edge of an opening opened on a free access floor in an office, for example, by using a fixing bracket 7. It is fixed to the surface. Reference numeral 8 denotes a cover plate which is attached to the central opening of the flange 6 so as to be freely opened and closed. A cutout portion for allowing various cables to pass therethrough is provided on the free end side of the cover plate 8, and the cutout portion has a through hole. A wiring chip 9 that can be switched between line and non-line is attached in a reversible manner.

  That is, when the connection tool block 2 is not used, when the connection tool block 2 is used, the wiring chip 9 is reversed so that the flat portion 10 without the wiring hole is on the surface side. The lock release button 11 disposed on the cover plate 8 is slid in the direction of the arrow, and the cover plate 8 is automatically lifted slightly upward by the spring force of the spring 12, and after opening the cover plate 8, the cables are connected to the housing body. Pull in 1 and connect the plugs to the desired connector block 2.

  Then, the wiring chip 9 is inverted so that the side of the wiring chip 9 on which the wiring hole 13 is provided is the surface, and the cables are passed through the wiring hole so that the cover plate 8 is flush with the flange 6. The cover plate 8 is locked. By doing so, the flange 6 and the cover plate 8 form the same surface as the upper surface of the free access floor, for example.

  In the floor outlet having such a structure, according to the present invention, a bowl-shaped part 15 is formed on the inner wall part 14 of the housing body 1, and the liquid that has entered the housing body 1 from the upper part of the housing body 1 is transferred to the bowl-shaped part 15. A drainage hole 16 is formed in the housing body 1 so as to discharge the liquid received by the bowl-shaped portion 15 to the outside of the housing body 1.

  The hook-shaped part 15 formed in the inner wall part 14 of the housing main body 1 is above the attachment position of the connection tool block 2, as shown in the figure. As a result, the liquid that has entered the housing body 1 can be prevented from reaching the connecting device block 2. That is, when the formation position of the hook-like portion 15 is a position below the connection tool block 2, there is a possibility that the internal penetration liquid may come into contact with the connection tool block 2. Since the shaped portion 15 is formed, the connecting device block 2 can be prevented from getting wet by the liquid that has entered through the inner wall portion 14.

  In the illustrated embodiment, the hook-shaped portion 15 has a V-groove shape, but the hook shape is not limited to this and may be a U-shaped groove. Further, the drainage holes 16 may be drilled in the housing main body 1 positioned at both ends of the bowl-shaped portion 15 or may be drilled in only one of them. In that case, it is preferable to provide an inclination in the bowl-shaped portion 15 so that the drainage hole 16 side is lowered.

  Further, the hook-like portion 15 can be formed not only on the inner wall portion 14 on the fixed side of the connecting device block 2 but also on the inner wall portion 17 of the housing body 1 to which the blind cover 5 is attached. A drainage hole 16 is formed at the end of the portion 15 so that the liquid entering from the upper portion of the housing body 1 through the housing body 1 can be discharged.

  As described above, the floor outlet box according to the present invention forms the bowl-shaped part 15 on the inner wall parts 14 and 17 of the housing body 1 in which the connecting device block is disposed and fixed, and the drainage hole is formed at the end of the bowl-shaped part 15. 16 is formed, it is possible to receive liquids such as beverages and detergents that have entered the housing main body 1 through the inner wall portions 14 and 17, and the liquid is discharged out of the housing main body 1 through the drainage holes. This can improve the safety and provide a floor outlet box with less trouble such as poor connection.

It is a perspective view which shows one Embodiment of this invention floor outlet box of the state which closed the cover plate. It is a perspective view which shows one Embodiment of this invention floor outlet box of the state which opened the cover plate. It is sectional drawing which shows one Embodiment of this invention floor outlet box. It is a perspective view which shows the drainage hole connected to the bowl-shaped part formed in the housing main body. It is a perspective view which shows the detail of the bowl-shaped part and drainage hole which were formed in the inner wall part on the opposite side of a connection instrument block.

Explanation of symbols

1: Housing body 2: Connection device block 3: Set screw 4: Engagement hook 5: Blind lid 6: Flange 7: Fixing bracket 8: Cover plate 9: Wire tip 10: Flat part 11: Unlock button 12: Spring 13: through hole 14: inner wall 15: bowl-shaped part 16: waste liquid hole 17: inner wall

Claims (4)

  A floor outlet comprising a housing body having an opening on the upper surface with a connecting device block disposed therein, a frame-like flange attached to the upper surface of the housing body, and a lid plate attached to the central opening of the flange so as to be opened and closed. In the housing body, a bowl-shaped part is formed on the inner wall of the housing body so that the liquid that has entered the housing body from the upper part of the housing body is received by the bowl-shaped part, and the liquid received by the bowl-shaped part is received. A floor outlet box, wherein a drainage hole for discharging outside the housing body is formed in the housing body.   The floor outlet box according to claim 1, wherein a position where the hook-shaped portion is formed is above a position where the connecting device block is attached.   3. A wiring chip that enables switching between when a line is connected and when not connected is attached to the front end of a cover plate that is openably and closably attached to the central opening of the flange. Floor outlet box.   The floor outlet box according to any one of claims 1 to 3, wherein the connecting device block is one of a power device block, a telephone device block, an information device block, or any combination thereof.

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