JP2020048357A - Floor electric outlet - Google Patents

Abstract

To provide a lid structure for floor equipment using convenience of a spring-up when opening a lid body by a lid energizing part and a convenience of a tow- axial lid rotational mechanism.SOLUTION: A lid structure openably and closably blocking an opening part formed in a double-floor surface by a lid body 3 rotatably coupled via an axial part 4 having a first axis and a second axis rotatable separated from the first axis, provides: a lid energizing part 32 energizing the lid body 3 in an opening direction to the opening part; a lid holding part 31 holding the lid body at a position where the opening part is blocked so as to cancel the lid body; and a rotational restriction part 33 that restricts a rotational range of the axial part so that a coupling part of the lid body 3 and the axial part 4 is prevented from floating from the opening part by an energizing force of the energizing part 32 in a state where the lid body 3 blocks the opening part.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a floor outlet suitable for application to a double floor such as an office.

  2. Description of the Related Art Free access floors are widely used mainly in offices and the like, in which a wiring space is secured under the floor and wire members such as power supply lines and LAN cables are efficiently wired. In this free access floor, power supply to various information devices in the office, LAN wiring, and the like are performed by mounting a floor outlet or the like in a mounting hole formed in the floor.

  BACKGROUND ART As disclosed in Patent Documents 1 and 2 below, for example, a conventional floor outlet includes a box body having an upper surface opening in which an outlet block or the like is fixed, and a set screw on a peripheral portion of the upper surface opening of the box body. It consists of a frame-shaped base plate that is fixed with a base, etc., and a lid plate that can be freely opened and closed at the center opening of the base plate. If necessary, release the lid plate and insert a power plug into the outlet of the outlet block, for example. To supply power to information devices.

JP 2006-296152 A JP 2008-109738 A

  In the conventional floor outlets disclosed in Patent Literature 1 and Patent Literature 2, the base plate is firmly fixed to a peripheral portion of an upper surface opening of a box body on which an outlet block and the like are arranged and fixed by a set screw or the like. It has a structure.

  On the other hand, floor outlets are designed so that cables can be connected even when the lid plate is closed during use.However, due to carelessness, the floor outlet may be used with the lid plate open, for example, in the office There are many accidents in which a pedestrian comes into contact with a floor outlet in use and breaks a cover plate or damages a base plate.

  In the event of such a problem, it is impossible to replace only the cover plate in the past, and the entire base plate with the cover plate was removed from the peripheral edge of the top opening of the box body where the outlet block etc. were arranged and fixed, and new parts Such work requires the qualification of an electrician or the like, and there is a problem that the replacement work cannot be easily performed.

  The present invention has been made in view of the above problems, and a frame-shaped base plate is divided into two parts, a lower base plate and an upper base plate, and only the lower base plate is fixed to the peripheral edge of the upper opening of the box body. The lid plate is attached to one side edge of the central opening of the upper base plate so as to be openable and closable, and this is detachably fixed to the upper surface of the lower base plate, and when the lid plate or the upper base plate is damaged, It is an object of the present invention to provide a floor outlet in which only an upper base plate or a cover plate can be replaced with a new one without a qualification such as an electrician.

  The structure of the present invention for solving the above-mentioned problems will be described in detail. The invention according to claim 1 comprises a box main body having an upper surface opening in which a connection tool block is disposed, and a frame shape attached to the upper surface of the box main body. A base plate, and a floor outlet applied to a double floor comprising a lid plate that can be freely opened and closed at a central opening of the base plate, wherein the base plate is divided into two, a lower base plate and an upper base plate. Divided, the lower base plate is fixed to the peripheral edge of the upper opening of the box body, and the lid plate is attached to one side edge of the central opening of the upper base plate so as to be openable and closable, and with respect to the lower base plate. And attaching and detaching means for allowing the upper base plate to be disengaged, so that the upper base plate or the lid plate is damaged. Without removing the lower base plate from the upper surface of the box body, a floor outlet, characterized by being configured to allow exchange of only the upper base plate or cover plate.

  According to a second aspect of the present invention, the attaching / detaching means comprises a plurality of engaging holes formed on one side edge of the lower base plate and a plurality of engaging projections protruding from one side edge of the upper base plate. The lower base plate and the upper base plate are integrated by engaging the plurality of engagement projections in a plurality of engagement holes formed in the lower base plate. 1. The floor outlet according to 1.

  The invention according to claim 3 is the floor according to claim 1 or claim 2, wherein the connection device block is any one of a power device block, an information device block, and a telephone device block, or any combination thereof. It is an outlet.

  According to the floor outlet according to the present invention, the frame-shaped base plate is divided into two parts, the lower base plate and the upper base plate, and only the lower base plate is firmly fixed to the peripheral edge of the upper opening of the box body by screwing or the like. The lid plate is fixed to the central opening of the upper base plate so that it can be opened and closed freely. Therefore, if the lid plate or the upper base plate is damaged, the connecting device block is arranged and fixed. It is not necessary to remove the lower base plate fixed to the base plate, just replace the upper base plate from the lower base plate and replace the lid plate or the upper base plate with a new one. Can work without the qualifications.

  Also, when replacing the upper base plate with a new one, a plurality of engagement protrusions protruding from one side edge of the upper base plate are fitted into a plurality of engagement holes formed in one side edge of the lower base plate. Both can be accurately and densely integrated simply by engaging and locking. Finally, a small screw is inserted into a small hole provided on the periphery of the opening of the upper base plate, and the small screw is provided on the lower base plate. The replacement operation can be performed only by screwing tightly into the screw hole. Therefore, it is possible to provide a floor outlet having unprecedented features.

  In addition, since the head of the small screw is covered by the cover plate when the cover plate is closed, it cannot be visually recognized that the base plate is divided into two in the vertical direction from the appearance, and the same as a conventional floor outlet. It can have an appearance form.

1 is an exploded perspective view showing an embodiment of a floor outlet according to the present invention, and shows a state in which a lid plate located at a central opening of an upper base plate is opened. FIG. 2 is an exploded perspective view showing one embodiment of the floor outlet according to the present invention as viewed from the opposite side of FIG. 1. It is a top view showing one embodiment of a floor outlet concerning the present invention. It is a perspective view which shows the back side of the upper base plate to which the cover plate was attached openably and closably. It is sectional drawing which shows an example of the construction state of the floor outlet which concerns on this invention.

  Hereinafter, a specific configuration of a floor outlet according to the present invention will be described in detail with reference to the illustrated embodiment. The embodiment described below is merely an example of a floor outlet for embodying the technical idea of the present invention, and the present invention is not limited to the following description and illustration. . In particular, the shapes, relative arrangements, and the like of the components described in the embodiments and the drawings are not intended to limit the scope of the present invention to them unless otherwise specified, but are merely illustrative examples. Not something.

  In the figure, reference numeral 1 denotes an entire floor outlet according to the present invention. The floor outlet 1 includes a box body 2 having an upper surface opening made of a hard synthetic resin or a metal, and a peripheral portion 3 of an upper surface opening of the box body 2. The base plate 4 is a frame-shaped base plate having an opening at the center and is attached to the center opening 5 of the base plate 4 so as to be openable and closable. The base plate 4 and the cover plate 6 are preferably made of an aluminum alloy or a metal material or a polymer material exhibiting excellent properties such as workability and impact resistance.

  First, the box body 2 is disposed in a double floor, and has a power supply block 7 composed of an outlet and the like, an information block 8, a mounting surface 9 for mounting a telephone block and the like. And a guide member 13 of a long screw 12 for vertically moving a lifting / lowering piece member 11 for fixing to a floor material 10 constituting a double floor.

  A through hole 15 is provided in the vicinity of each corner of the peripheral edge 3 of the rectangular upper surface of the box body 2 so as to allow a fixing screw 14 for fixing the base plate 4 to pass therethrough from the back side. In addition, on the outside of the box main body 2 of the illustrated embodiment, a protective cover 16 for various cables to be drawn into the box main body 2 is provided.

  Next, the base plate 4 is attached to and fixed to the peripheral edge 3 of the upper surface of the box body 2 having a rectangular shape. The base plate 4 according to the present invention differs from the conventional base plate in that the lower base plate 4A and the upper It is divided into two base plates 4B.

As shown in FIGS. 1 and 2, the lower base plate 4 </ b> A of the two divided parts has an overhang 18 formed at a position slightly below the surface 17 thereof. In the vicinity of each corner, a screw hole 19 having a female screw screwed into the screw groove of the fixing screw 14 is formed.
Accordingly, by inserting the tip of the fixing screw 14 from below the through hole 15 of the box body 2 and screwing the fixing screw 14 tightly to the female screw in the screw hole 19 of the lower base plate 4A, The lower base plate 4A can be fixed to the peripheral edge 3 of the upper surface of the box body 2.

  In addition, a plurality of engagement holes 20 serving as attaching / detaching means for integrating with the upper base plate 4B are provided on one side edge of the lower base plate 4A. Further, screw holes 23, 23 for finally fixing the upper base plate 4B to the projecting portions 18 near both ends of the side portion 22 opposed to the side portion 21 provided with the engaging holes 20 by screwing are formed. It is.

  The upper base plate 4B forming a pair with the lower base plate 4A to form the base plate 4 has substantially the same external dimensions as the lower base plate 4A, and has a size that substantially closes the central opening 5 thereof. Is attached so as to be openable and closable.

  As shown in FIGS. 1 and 2, the upper base plate 4B also has an overhang portion 25 formed at a position slightly below the inside of the surface portion 24, and the overhang portion 25 projects below the surface portion 24. In this state, the lower base plate 4A can be fitted into the recess formed by the projecting portion 18 of the lower base plate 4A. In the overhang portion 25 of the upper base plate 4B, through holes 27, 27 for passing small screws 28 screwed into screw holes 23 formed in the overhang portion 18 of the lower base plate 4A are formed. .

  As shown in FIG. 4, a plurality of engagement protrusions 26 serving as attachment / detachment means for integrating with the lower base plate 4A are provided on one side edge of the back surface of the upper base plate 4B. The upper base plate 4B is integrated with the lower base plate 4A by engaging the engaging projections 26 of the upper base plate 4B into the engagement holes 20 formed on one side edge of the side base plate 4A.

  In addition, since the projecting portion 18 of the lower base plate 4A is formed at a position slightly lower than the surface portion 17 as described above, the lower base plate 4A as a whole will form a recessed portion. The projection formed by the protruding portion 25 of the upper base plate 4B fits into the recessed portion, and the engaging projection 26 of the upper base plate 4B engages with the engaging hole 20 of the lower base plate 4A. Together with this, the two have the same outer shape, and do not shift even when a force is applied from the lateral direction.

  The cover plate 6, which is attached to the center opening 5 of the upper base plate 4B so as to be openable and closable, has shaft portions projecting from both ends of the base 29 provided at both ends of one edge of the center opening 5 of the upper base plate 4B. It has a structure that can be freely opened and closed by being supported in a certain bearing part. A wire tip 30 is provided at the end of the cable tip, which is slidable so that the cables connected to the power supply block 7 in the box body 2 can be pulled out onto the floor even when the cover 6 is closed. I have.

  Further, the cover plate 6 is provided with a locking claw 31 urged outward by a spring member (not shown) constituting a cover holding portion capable of holding the closed state, and when the floor outlet 1 is not used. When the cover plate 6 is closed, the locking claws 31 can be engaged with the engaging projections 32 provided on the upper base plate 4B to maintain the closed state. On the other hand, when using the floor outlet 1, when the slide button 33 shown in FIG. 3 is slid in the direction of the arrow against the urging force of the spring member, the locking claw 31 comes off from the engagement projection 32. The lock is released.

  In addition, the cover plate 6 is provided with a coil spring which constitutes a cover urging portion 34 for lifting the tip of the cover plate 6 slightly upward when the lock is released, and releases the slide button 33. When it is slid in the direction, the tip of the cover plate 6 opens slightly upward due to the resilience of the coil spring, so that the usability is improved.

  Next, the procedure when the cover plate 6 of the floor outlet 1 installed in the office is damaged and replaced with a new one will be described. First, the slide button 33 on the surface of the cover plate 6 is slid in the release direction. Then, the tip of the lid plate 6 is opened. Then, the heads of the small screws 28, 28 fixing the upper base plate 4B to the lower base plate 4A appear, and the small screws 28, 28 are removed using a screwdriver.

As a result of this work, the distal end side of the upper base plate 4B is in a free state, so that the engagement protrusion 26 of the upper base plate 4B engaged with the engagement hole 20 of the lower base plate 4A is released by slightly lifting it up. Thus, the upper base plate 4B can be easily removed from the lower base plate 4A.
The installation of the upper base plate 4B having the new cover plate 6 can be easily completed by performing the operation reverse to the above-described operation, and a box provided with a power supply block and the like is provided in these series of operations. Since the user does not touch the main body 2 at all, the work can be performed without a qualification such as an electrician.

  As described above, in the floor outlet according to the present invention, the frame-shaped base plate 4 is divided into the lower base plate 4A and the upper base plate 4B, and only the lower base plate 4A is formed around the upper surface of the box body 2. Since the cover plate 6 is fixed to the portion 3 and the cover plate 6 is attached to the central opening 5 of the upper base plate 4B so as to be openable and closable, it is not necessary to remove the lower base plate 4A when the cover plate 6 or the upper base plate 4B is damaged. By simply removing the upper base plate 4B from the lower base plate 4A, the cover plate 6 or the upper base plate 4B can be easily replaced with a new one.

  Further, the two engagement projections 26 protruding from one side edge of the upper base plate 4B are fitted and locked in the plurality of engagement holes 20 formed in one side edge of the lower base plate 4A, respectively. Finally, the small screw 28 is inserted into the two through holes 27 provided on the periphery of the opening of the upper base plate 4B, and the screw tightly fits into the screw hole 23 provided on the lower base plate 4A. You can finish the replacement work just by wearing it.

1: Floor outlet 2: Box main body 3: Top opening peripheral part 4: Base plate 4A: Upper base plate 4B: Lower base plate 5: Central opening 6: Lid plate 7: Power supply equipment block 8: Information equipment block 9: Mounting surface 10 : Floor material 11: Elevating piece 12: Long screw 13: Guide member 14: Fixed screw 15: Through hole 16: Protective cover 17: Surface 18: Overhang 19: Screw hole 20: Engagement hole 21: Side 22 : Side portion 23: Screw hole 24: Surface portion 25: Overhang portion 26: Engagement projection 27: Through hole 28: Small screw 29: Base 30: Communication tip 31: Locking claw 32: Engagement projection 33: Slide Button 34: Lid biasing part

Claims (3)

  A double body comprising a box body having an upper surface opening in which a connection device block is disposed, a frame-shaped base plate attached to the upper surface of the box body, and a lid plate attached to the central opening of the base plate so as to be openable and closable. In a floor outlet applied to a floor, the base plate is divided into a lower base plate and an upper base plate, and the lower base plate is fixed to a peripheral edge of an upper surface of the box main body, and the lid plate is The upper base plate or the cover plate is attached to one side edge of the center opening of the upper base plate so as to be openable and closable, and the lower base plate is provided with a detaching means for detachably attaching the upper base plate. The upper base without removing the lower base plate from the top of the housing body. Scan plates or cover plate floor outlet, characterized by being configured so that only can exchange.   The attachment / detachment means includes a plurality of engagement holes formed in one side edge of the lower base plate and a plurality of engagement projections projecting from one side edge of the upper base plate. The floor outlet according to claim 1, wherein the lower base plate and the upper base plate are integrated by engaging in a plurality of engagement holes formed in the side base plate.   The floor outlet according to claim 1, wherein the connection device block is formed of any one of a power device block, an information device block, and a telephone device block, or any combination thereof.