KR101524847B1

KR101524847B1 - Insert type furniture

Info

Publication number: KR101524847B1
Application number: KR1020130155886A
Authority: KR
Inventors: 오범열
Original assignee: 광주광역시 남구
Priority date: 2013-12-13
Filing date: 2013-12-13
Publication date: 2015-06-02

Abstract

The present invention relates to a flush-type furniture, which comprises a cover plate installed to cover an inlet groove formed in a bottom portion of a work space provided inside a building, and a cover plate installed on the cover plate, And an ascending / descending unit for ascending and descending the cover plate.
Since the flush-type furniture according to the present invention is embedded in the bottom portion of the office space and is lifted or lowered from the floor portion when necessary, the time and manpower required for moving the furniture according to the usage purpose of the office space can be saved.

Description

Insert type furniture {Insert type furniture}

The present invention relates to a flush-type furniture, and more particularly to a flush-type furniture that is embedded in a floor of a work space and is lifted and lowered when necessary.

Among the office furniture, the table is generally made of a circular or square panel or a rectangular parallelepiped panel and a leg supporting horizontally by being joined to the panel. As a kind of a table, there are a dining table or a tea table which is used to house dishes or the like on the upper surface of the panel. Various items can be put on or stacked on the upper surface of the panel, And a table for storing articles by providing additional parts such as the above.

However, since the office furniture such as the above-mentioned conventional table is bulky and heavy, it is disadvantageous in that it takes a relatively large amount of manpower and time when it is installed in the office space or taken out from the office space as needed.

Korean Patent Laid-Open Publication No. 10-2009-0128018: a desk with a length adjustable on the top plate Korea Public Utility Model No. 20-2011-0003582: office furniture

It is an object of the present invention to provide a flush-type furniture that is embedded in a floor of an office space and is lifted and lowered from a floor when necessary.

According to an aspect of the present invention, there is provided a flush-type furniture comprising: a cover plate installed to cover an inlet groove formed in a bottom portion of a work space provided inside a building; and an office equipment installed on the cover plate, And an elevating / lowering unit for elevating and lowering the cover plate so that the user can be seated.

The elevating and lowering unit includes a plurality of actuators each having an upper end mounted on the lower surface of the cover plate, a lower end embedded in the bottom portion, and upper and lower ends being expanded and contracted to move up and down the cover plate.

Wherein the lifting / lowering unit comprises: a flexible support tube provided inside the inlet groove, the cover plate fixed to an upper end thereof and having a filling space filled with air so as to be erected by pneumatic pressure; And a tube operating part for injecting air into the filling space so that the supporting tube can be erected or drawing the air from the filling space so that the supporting tube can be compressed.

The tube operating portion includes a supply pipe installed in the support tube to communicate with the filling space, a compressor connected to the supply pipe by the communicating pipe and injecting air into the filling space of the support tube through the supply pipe, An exhaust pipe for exhausting the air in the filling space of the support tube to the outside through the supply pipe, first and second on / off valves provided respectively in the communication pipe and the exhaust pipe, and first and second on- Wherein the first and second open / close valves are controlled so that the communication tube communicates with the supply tube when the support tube is uprighted and the exhaust tube is closed, and the exhaust pipe communicates with the supply tube when the support tube is compressed, And a control unit for controlling the first and second open / close valves so that the communicating tubes are closed.

The tube operating portion further includes a pressing member that applies a pressing force to the support tube so that air in the filling space is easily discharged to the outside through the exhaust tube when the support tube is compressed.

Wherein the pressing member is provided on one side of a lower surface of the cover plate or an inner surface of the lead-in groove facing the lower surface of the cover plate, the magnetic member having magnetic properties, and the cover plate And an electromagnet provided on either the other side of the lower side of the cover plate or the inner side of the lead-in groove facing the lower side of the cover plate and generating a magnetic force to be in close contact with the magnetic body when a current is supplied from the power supply unit, And the control unit controls the electromagnet to generate the magnetic force when the support tube is compressed.

Since the flush-type furniture according to the present invention is embedded in the bottom portion of the office space and is lifted or lowered from the floor portion when necessary, the time and manpower required for moving the furniture according to the usage purpose of the office space can be saved.

1 is a perspective view of a flush-type furniture according to an embodiment of the present invention,
Figure 2 is a perspective view of a flush-type furniture according to another embodiment of the present invention,
Figure 3 is a sectional view of the flush-type furniture of Figure 2,
Figure 4 is a perspective view of a flush-type furniture according to another embodiment of the present invention,
Figure 5 is a cross-sectional view of the flush-type furniture of Figure 4,
6 is a perspective view of a flush-type furniture according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a flush-type furniture according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 shows a flush-type furniture 10 according to an embodiment of the present invention.

The flush-type furniture 10 includes a cover plate 20 installed to cover a lead-in groove 15 formed in a bottom portion 17 of a work space provided inside a building, And an elevating / lowering unit (30) installed to raise / lower the cover plate (20) so as to place office supplies on the cover plate (20). At this time, the inlet groove 15 is formed in a rectangular cross-section, and a step portion 16 is provided on the inner side of the upper portion so that the cover plate 20 can be seated.

The cover plate 20 is formed in a plate shape having a rectangular cross section having a cross section corresponding to the cross section of the lead-in groove 15. The cover plate 20 is formed of a synthetic resin and a metallic material having predetermined strength so as to maintain a firm shape. The cover plate 20 is mounted on the upper portion of the step portion 16 when it is lowered by the lifting unit and is prevented from protruding upward from the bottom portion 17 of the work space. And is formed to have a thickness corresponding to the height to the upper surface of the step portion 16. [

In the illustrated example, the cover plate 20 is formed to have a rectangular cross-section. However, the cover plate 20 is not limited to the illustrated example, but may be circular or elliptical.

The elevating and lowering unit (30) has four actuators (31) provided on the lower surface of the cover plate (20). The actuators 31 are installed at the four corners of the lower surface of the cover plate 20, respectively, and the lower ends of the actuators 31 are embedded in the bottom portion 17 of the office space. The actuator 31 is preferably a hydraulic cylinder in which upper and lower ends are expanded and contracted by a fluid supplied to a hydraulic pressure supply unit (not shown) so as to move the cover plate 20 up and down.

In the illustrated example, four actuators 31 are mounted on the cover plate 20. However, the number of the actuators 31 is not limited to the illustrated example, Three or fewer or five or more may be provided.

When the flip-type furniture 10 is used, the flip-type furniture 10 configured as described above is lifted up by the lifting unit 30 upward relative to the bottom 17, The lifting and lowering unit 30 stops the lifting and lowering of the cover plate 20. As shown in FIG. At this time, the user may place the office supplies on the top surface of the cover plate 20 or use them as a table or a chair.

On the other hand, when the use of the flush-type furniture 10 is completed, the elevating and lowering unit 30 moves down the cover plate 20 so that the cover plate 20 is drawn into the inlet groove 15. At this time, the cover plate 20 pulled into the lead-in groove 15 does not protrude upward with respect to the bottom portion 17, so that it does not inconvenience the movement of people in the office space.

Since the embedding type furniture 10 according to the present invention constructed as described above is embedded in the bottom part 17 of the office space and is lifted and lowered from the bottom part 17 when necessary, Time and manpower can be saved.

2 to 3 illustrate a lifting unit 100 according to another embodiment of the present invention.

Elements having the same functions as those in the previous drawings are denoted by the same reference numerals.

The lifting unit 100 is installed in the inlet groove 15 and the cover plate 20 is fixed to the upper end of the lifting unit 15. The filling space 111 is filled with air so that the cover plate 20 can be lifted up by pneumatic pressure A flexible support tube 110 and a support tube 110 for supporting the support tube 110 such that air is injected into the fill space 111 so that the support tube 110 can be erected or the support tube 110 can be compressed And a tube operating part 120 for drawing the air from the filling space 111.

Four support tubes 110 are installed at the four corners of the lower surface of the cover plate 20 respectively and the lower ends thereof are fixed to the inside of the inlet groove 15. [ The support tube 110 extends " i " along the adjacent edges from the corners of the cover plate 20.

The tube manipulation unit 120 includes a supply tube 121 installed in the support tube 110 to communicate with the filling space 111 and a supply tube 121 connected to the supply tube 121 by the communication tube 126, A compressor 122 for injecting air into the filling space 111 of the support tube 110 through the supply pipe 121 and a compressor 122 for supplying air to the support tube 110 through the supply pipe 121. [ An exhaust pipe 127 for exhausting the air in the filling space 111 to the outside, first and second open / close valves 123 and 124 provided respectively in the communicating pipe 126 and the exhaust pipe 127, And a controller 125 connected to the valves 123 and 124 to control the first and second open / close valves 123 and 124.

The supply pipe 121 is provided with a flow path through which air flows and is embedded in the bottom part 17 of the office space. One end of the supply pipe 121 is divided into a plurality of branches and connected to the support tubes 110. The other end of the supply pipe 121 is installed so as to protrude upward from the bottom portion 17 at a position spaced apart from the inlet groove 15. At this time, it is preferable that the supply pipe 121 is formed of a flexible synthetic resin material so that it can be easily bent when installed on the bottom portion 17.

The compressor 122 is installed at a position spaced apart from the inlet groove 15 and is connected to the supply pipe 121 by a communicating pipe 126 to supply high pressure air to the support tube 110. It is preferable that the first and second open / close valves 123 and 124 are solenoid valves so that they can be easily operated even at a long distance.

The control unit 125 is connected to the first and second opening and closing valves 123 and 124 and the compressor 122 so that the communication pipe 126 communicates with the supply pipe 121 when the support tube 110 is upright, And the exhaust pipe 127 communicates with the supply pipe 121 when the support tube 110 is compressed, and the communication pipe 126 is connected to the supply pipe 121, And controls the first and second open / close valves (123, 124) to be closed.

The control unit 125 closes the exhaust pipe 127 and controls the first and second open / close valves 123 and 124 to open the communicating pipe 126, and operates the compressor 122 . High pressure air from the compressor 122 is injected into the support tube 110 through the supply tube 121 and the support tube 110 into which the air is injected expands and stands up. The cover plate 20 is lifted upwards with respect to the bottom portion 17 by the upright support tubes 110.

When the cover plate 20 is lowered, the controller 125 closes the communication pipe 126, controls the first and second open / close valves 123 and 124 to open the exhaust pipe 127, and stops the compressor 122 . The air filled in the support tube 110 is discharged to the outside through the exhaust pipe 127. At this time, since the support tube 110 is compressed downward by the weight of the cover plate 20, air in the filling space 111 is discharged to the outside more easily.

4 to 5 show a support tube 130 according to another embodiment of the present invention.

Referring to FIG. 1, the support tube 130 includes a main cushion 131 installed to be drawn into the inlet groove 15 and having a first space 133 filled with air, And a sub cushion 132 which is provided at the rear of the first space 133 and in which a second space 134 communicating with the first space 133 is formed.

The main cushion 131 is provided with a seating surface so that the user can sit on the upper surface of the main cushion 131 when the high-pressure air flows into the first space 133 from the tube manipulation unit 120 and inflates. The main cushion 131 is preferably formed of a flexible synthetic resin material so that the air is expanded when the air flows into the first space 133 and compressed when the air is drawn out from the first space 133.

The sub cushion 132 is extended upward by a predetermined length with respect to the main cushion 131, and a cover plate 20 is fixed to the rear surface. When the sub cushion 132 is inflated, a backrest surface is provided on the front surface so as to support a user's back on the front surface. The sub cushion 132 is preferably formed of a flexible synthetic resin material so that the air is expanded when the air enters the second space 134 and compressed when the air is drawn out from the second space 134.

When the high pressure air flows into the first and second spaces 133 and 134 from the tube operating portion, the main cushion 131 and the sub cushion 132 expand to lift the cover plate 20 from the inlet groove 15, Thereby providing a seating surface and a backrest surface for the user to sit on. The high pressure air in the first and second spaces 133 and 134 is discharged to the outside through the exhaust pipe 127 so that the main cushion 131 and the sub cushion 132 are compressed and the inlet groove 15, and the user engages the cover plate 20 with the lead-in groove 15.

6, the up / down unit 200 according to another embodiment of the present invention is shown.

Referring to the drawing, the lifting / lowering unit 200 includes a support tube 110 for supporting the support tube 110 so that air in the filling space 111 can be easily discharged to the outside through the exhaust pipe 127 when the support tube 110 is compressed. And a pressing member 210 for applying a pressing force.

The pressing member 210 is installed on the bottom center of the cover plate 20 and is fixed to the bottom surface of the inlet groove 15 opposed to the magnetic body 211, And an electromagnet 212 for generating a magnetic force to be in close contact with the magnetic body 211 when an electric current is supplied from the electromagnet (not shown).

The magnetic body 211 is formed of a metallic material such as iron to have a relatively large magnetic property. The control unit 125 controls the electromagnet 212 to generate the magnetic force when the support tube 110 is compressed. In the illustrated example, the magnetic substance 211 is provided on the lower surface of the cover plate 20 and the electromagnet 212 is provided on the bottom surface of the inlet groove 15. However, the magnetic substance 211 and the electromagnet 212 The electromagnet 212 may be provided on the lower surface of the cover plate 20 and the magnetic substance 211 may be provided on the bottom surface of the inlet groove 15. [

When the cover plate 20 is lowered, the controller 125 closes the communication pipe 126, controls the first and second open / close valves 123 and 124 to open the exhaust pipe 127, and stops the compressor 122 . The air filled in the support tube 110 is discharged to the outside through the exhaust pipe 127. At this time, the control unit 125 generates a magnetic force by operating the electromagnet 212, and an external force acts on the magnetic body 211 by the magnetic force to compress the support tube 110, There is an advantage of being discharged.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art.

Accordingly, the true scope of protection of the present invention should be determined only by the appended claims.

10: Flush-type furniture
15: inlet groove
16:
17:
20: Cover plate
30: Up / down unit
31: Actuator

Claims

A cover plate installed to cover a lead-in groove formed in a bottom portion of a work space provided inside the building;
And an elevating and lowering unit installed on the cover plate for placing office supplies on the cover plate or raising and lowering the cover plate so that a user can sit on the cover plate,
The ascending / descending unit
A flexible support tube provided in the inlet groove, the cover plate being fixed to an upper end thereof and having a filling space filled with air so as to be upright by pneumatic pressure,
And a tube operating unit installed on the support tube for introducing air into the filling space or drawing the air from the filling space so that the supporting tube can be compressed so that the supporting tube can be erected, .

delete

The method according to claim 1,
The tube manipulating portion
A supply pipe installed in the support tube to communicate with the filling space,
A compressor connected to the supply pipe by a communicating pipe and injecting air into the filling space of the support tube through the supply pipe,
An exhaust pipe connected to the supply pipe and discharging the air in the filling space of the support tube to the outside through the supply pipe;
First and second open / close valves provided respectively in the communicating pipe and the exhaust pipe,
Closing valves that are connected to the first and second opening / closing valves and communicate with the communication pipe when the support tube is uprighted, and the exhaust pipe is closed; And a control unit for controlling the first and second open / close valves so that the exhaust pipe communicates with the supply pipe, and the communicating pipe is closed.

5. The method of claim 4,
The tube manipulating portion
Further comprising a pressing member for applying a pressing force to the support tube so that air in the filling space is easily discharged to the outside through the exhaust pipe when the support tube is compressed.

6. The method of claim 5,
The pressing member
A magnetic body provided on either one of a lower surface of the cover plate or an inner surface of the lead-in groove facing the lower surface of the cover plate,
Wherein the magnetic flux shielding member is provided on either the lower surface of the cover plate at a position opposite to the magnetic body or the inner surface of the inlet groove facing the lower surface of the cover plate, And an electromagnet for generating a magnetic force,
Wherein the control unit controls the electromagnet to generate the magnetic force when the support tube is compressed.