KR101565301B1

KR101565301B1 - A table leg structure

Info

Publication number: KR101565301B1
Application number: KR1020150113154A
Authority: KR
Inventors: 김춘수
Original assignee: 주식회사 우드메탈
Priority date: 2015-08-11
Filing date: 2015-08-11
Publication date: 2015-11-03

Abstract

The present invention relates to a leg apparatus for a table capable of storing while multiple tables are overlapped, which can be economically provided as it is suitable for mass production by having a convenient and simple structure, and applied to a table to support an upper plate, which is lightweight, having high durability, and stable, with respect to a bottom surface. Moreover, the leg apparatus for a table comprises: a fixing means having a fixing frame to which the upper plate is fixed; and a supporting means formed to support the fixing frame with respect a bottom surface. The supporting means includes a post wherein both ends of the fixing frame is combined with the upper end, and having a length; and a supporting member extended and formed to both directions from the lower end of the post, and to be supported with respect to a bottom surface. The supporting member includes a pair of a first support and a second support extended and formed in the direction of facing each other. In the first support and the second support, surfaces facing each other are formed while having an interval are formed on a center line with respect to the interval between each other on a plane.

Description

[0001] The present invention relates to a table leg structure,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a leg device for a table which is applied to a table such as a desk or a table to support the top plate against a floor surface, and more particularly to a table leg device for storing a plurality of tables in an overlapped state, The present invention relates to a leg device for a table which is simple and simple, suitable for mass production, economically, and is particularly light and durable.

Generally, the table is composed of an upper plate made of a plate-shaped plate for performing an operation, and a leg device supporting the upper plate with a predetermined height from the bottom.

In recent years, in a conference room, a lecture room, or a restaurant, a folding table is widely used in which a caster is mounted on the bottom of four legs and the top plate is foldably fixed so that the number and position of the seats can be adjusted easily.

That is, in the case of a desk or table used in a seminar room or the like, it is necessary to place a new desk in accordance with a different subject or situation in a simple task or a reading stand, The upper plate can be folded to save space required for storage.

As disclosed in Korean Patent Registration No. 10-0448983 (name: folding table), one of the tables in which the upper plate is foldable is a pair of rear legs standing on the rear side, A pair of front legs obliquely erected from the upper part to the front lower part and an upper plate coupled to the upper part of the rear leg, the upper part being folded at a predetermined angle by folding means, A locking bracket fixed to the upper end of the leg and having a locking groove; a case fixed to a bottom surface of the upper plate and hinged to the locking bracket; a locking pin penetratingly coupled to the locking case and engaged with the locking groove; An operation lever which is housed in the case and projects to one side and to which the locking pin is coupled; There is made a table is described by a spring to the force.

On the other hand, in Korean Patent Registration No. 10-0652529 (name: a caster assembly and a folding table using the same), as described in the publication, a pair of right and left pipe type front table legs A pair of left and right pipe-type rear table legs to be installed, the leg assemblies of which the upper ends thereof are close to each other and the lower ends thereof are spaced apart from each other; A top plate assembly foldably installed at an upper end of the leg assembly; A top plate stop means for preventing the top plate assembly from being arbitrarily folded when the top plate assembly is unfolded; The table leg connecting member includes a leg connecting pipe portion fixedly coupled to a lower end of a pipe-type table leg, a foot plate connecting member having a brake rod elevating and lowering guide hole integrally formed at a lower end of the leg connecting pipe portion, A table leg insertion space formed in the leg connecting pipe portion and the receiving plate portion in an opened state with an upper portion opened and having a front table leg inserted therein and an outer diameter smaller than the outer diameter of the leg connecting pipe portion at the lower surface of the receiving plate portion, And a horizontal rotation supporting shaft portion on which the brake rod elevating and lowering guide passage is formed. The caster frame includes a cylindrical shaft having a shaft hole into which the horizontal rotation supporting shaft portion is inserted, A caster frame constituted by a wheel support portion provided on both sides of the caster frame; A front caster assembly having wheels mounted vertically rotatably; A rear caster assembly to which a rear table leg of the leg assembly is coupled to a lower end; A brake rod inserted into the inside of the front table leg and the brake rod lifting / guiding passage to move up and down according to a folding operation of the upper plate assembly; A brake pad assembly coupled to a lower end of the brake rod; And a restoring spring for restoring the brake rod to the brake release state.

In the Korean Patent Registration No. 10-1068110 (titled "height adjustment and folding table"), as described in the publication, in a table having legs mounted on the lower part of the upper plate, The first member has a casing which is fitted and fixed to the first member between the first and second members, and the engagement pieces inserted into the engagement groove of the second member mounted on the casing to adjust the height of the second member with respect to the first member ; And a bracket fixed to the upper plate at a point where the upper ends of the legs are connected to the upper plate and connecting bridges through a hinge shaft so as to be rotatable with respect to the brackets, And a folding portion for folding and fixing the upper plate to each of the legs by adjusting the vertical height of the legs and folding and fixing the upper plate in a vertical state, The folding part is formed with a fixing protrusion protruding inside the bracket fixed to the upper plate. The upper end of the first member of the leg is located inside the bracket. The hinge shaft passing through the bracket and the first member in the lateral direction, The first member is connected to be rotatable, and the hinge shaft has, at one side thereof, an end supporting plate and one side outer surface of the bracket A compression spring is disposed to elastically support the hinge shaft with respect to the bracket while a rotary plate is integrally fixed between the fixing protrusions of the bracket and the first member in the middle of the hinge shaft and a rotary knob is integrally formed at the other end of the hinge shaft And the hinge shaft is pulled to one side so that the coupling hole of the rotary plate is released from the fixing protrusion of the bracket and the upper plate is held rotatable with respect to the leg, A table is described in which a coupling hole is inserted into the fixing protrusion of the bracket so that the upper plate and the leg are kept locked.

In addition, as disclosed in Korean Patent Publication No. 10-1307251 (entitled " a folding desk provided with a stopper "), there is a desk top plate, a plurality of And a wheel mounted to both sides of the housing so as to be rotatable by a rotation axis, wherein the desk top plate is rotated at a predetermined angle, wherein the both side supports A pivot shaft supported so as to be rotatable by the frame; A lifting rod installed to be able to move up and down inside the both side support frames, the lifting rod having an upper end bent and protruding from a side surface of the support frame and a lower end extending into the housing; A connecting unit connecting the rotating shaft and the upper end of the lifting rod to each other to move the lifting rod in accordance with the rotation of the rotating shaft; A tilting rod hinged to the lower end of the lifting rod and having a central portion rotatably coupled to the rotation axis of the wheel; A stopper coupled to the other end of the tilt rod; Protrusions formed on the both side support frames and protruding from the upper end of the lifting rod; An entry preventing member which is fitted to the upper end of the lifting rod and is formed to have a width larger than the width of the projecting hole to prevent the upper end of the lifting rod from being drawn into the support frame; And a release preventing ring coupled to the upper end of the lifting rod to prevent the lifting prevention member from separating from the upper end of the lifting rod.

1. Korean Patent Registration No. 10-0448983 2. Korean Patent Registration No. 10-0652529 3. Korean Patent Registration No. 10-1068110 4. Korean Patent Registration No. 10-1307251

However, the legs or structures applied to the conventional folding type table as described above are complicated in construction and difficult to mass-produce, which is uneconomical.

SUMMARY OF THE INVENTION The present invention has been proposed in order to solve the above-mentioned conventional problems, and it is an object of the present invention to provide an apparatus and a method for storing a plurality of tables in a stacked state and structurally simple and simple, And is particularly light and durable so as to provide a stable leg device for a table.

In order to achieve the above object, according to the present invention, there is provided a leg device for a table, which is applied to a table adapted to support an upper plate against a floor surface, Fixing means having a fixing frame to which the upper plate is fixed, and supporting means for supporting the fixing frame with respect to the bottom surface; Wherein the support means comprises a strut having a length and a length at which both ends of the fixed frame are fixedly coupled to each other at an upper end thereof and a support member extending in both directions at the lower end of the strut and supported to the bottom surface; The support member includes a pair of first and second supports extending in directions opposite to each other, The first support and the second support are formed with planes facing each other on a center line with respect to an interval between the planes.

The casters are rotatably fixed to the lower ends of the first and second supports, and the casters have a position and a size that do not invade the center line.

The supporting member may include a supporting body formed with receiving grooves for receiving the lower ends of the struts at opposite ends thereof and having the first supporting part and the second supporting part integrally extended on both sides thereof, And is made of an aluminum material.

The strut includes a plurality of fastening grooves formed in the longitudinal direction on the inner side thereof, The support body is formed with a fastening hole formed at a position where it is fitted with the fastening grooves and fastened through a fastening element.

The fixing means includes a fixing frame formed of a tube having a tubular shape fixed to the upper plate and having both ends thereof penetrated and a coupling protrusion engaging with an end of the fixing frame on an inner side of the fixing frame, And a fixing block having a coupling groove for receiving an upper end thereof.

The fixing block includes a horizontal surface whose upper surface is parallel to the bottom surface, and inner surfaces of the coupling groove are inclined surfaces inclined at an inclined angle in one direction with respect to the upper surface, And is disposed while being placed.

The inner surface of the receiving groove of the supporting body is formed of an inclined surface having an inclination angle with respect to the bottom surface so that the lower ends of the supporting posts arranged at an inclination angle with respect to the bottom surface are fitted to each other.

Shaped plate having a fixing groove formed on its outer circumferential surface in the longitudinal direction and narrow on the entrance side and wider on the inner side and having fixing protrusions engaging with the fixing groove at both ends thereof, Characterized in that the blocking plate means is fixed.

The above-mentioned blocking plate means is characterized in that a plurality of divided plate bodies are formed by vertically interlocking with each other.

The above-described leg device for a table according to the present invention has an effect that the first support and the second support do not overlap each other on a plane so that a plurality of tables can be stably stacked.

In addition, the structure of each of the molded components is simple and simple, and is suitable for mass production, thereby providing an economical effect.

Particularly, the support member supporting the bottom surface is integrally formed, and is light and durable, so that it has a stable effect.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an outline perspective view showing a leg device for a table according to an embodiment of the present invention. Fig.
Fig. 2 is a schematic side cross-sectional view showing a leg device for a table according to the present embodiment. Fig.
Fig. 3 is a schematic frontal view showing a leg device for a table according to the present embodiment. Fig.
Fig. 4 is a schematic plan view showing a leg device for a table according to the present embodiment. Fig.
Fig. 5 and Fig. 6 are schematic views showing a pillar applied to a leg device for a table according to the present embodiment, Fig.
Fig. 7 is a partial schematic enlarged schematic view showing a part of a supporting member applied to a leg device for a table according to the present embodiment. Fig.
Fig. 8 is a partially enlarged schematic plan view exemplarily showing a part of a support member applied to a leg device for a table according to the embodiment; Fig.
Fig. 9 is a schematic view showing a fastening state of a supporting member and a support to be applied to a leg device for a table according to the embodiment; Fig.
Figs. 10 to 13 are schematic views showing a fixing block applied to a leg device for a table according to the present embodiment. Fig.
Fig. 14 is a schematic side view showing a blocking plate means applied to a leg device for a table according to the present embodiment; Fig.
Fig. 15 is a schematic view showing a combined state of the divided plates constituting the blocking plate means applied to the leg device for a table according to the present embodiment; Fig.
Fig. 16 to Fig. 19 are schematic views showing a divided plate member constituting a blocking plate means applied to a leg device for a table according to the present embodiment; Fig.
FIG. 20 is a schematic outline drawing of a part of a connection between a shielding plate means and a strut, which is applied to a leg device for a table according to the present embodiment. FIG.
FIG. 21 is a schematic view showing a part of another example of a blocking plate means applied to a leg device for a table according to the present embodiment. FIG.
22 to 24 are schematic views showing the use state of the leg device for a table according to the present embodiment.

Hereinafter, a leg device for a table according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more fully describe the present invention to those skilled in the art. Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals. Detailed descriptions of well-known functions and constructions which may be unnecessarily obscured by the gist of the present invention are omitted.

1 to 24 are views showing a leg device for a table according to an embodiment of the present invention. The leg device 1 for a table according to the present embodiment is particularly applied to a table such as a desk, a table, The upper plate 2 is supported on the bottom surface so as to support the upper plate 2 relative to the floor surface, so that the upper plate 2 can be supported and a plurality of tables can be stored in an overlapped state.

As a result, a large space is not required for storing the table.

The leg device 1 for a table according to this embodiment includes fixing means 3 having a fixing frame 31 to which the upper plate 2 is fixed and fixing means 3 for supporting the fixing frame 31 against the floor surface (4).

That is, the upper plate 2 is fixed through the fixing means 3, and is supported at a predetermined height with respect to the floor surface through the supporting means 4.

Accordingly, the user performs a desired operation through the top plate 2. [

The upper plate 2 is rotatably fixed to the fixing means 3 so that the upper plate 2 can be opened or folded with respect to the fixing means 3, Most preferably, it is selectively expandable or collapsible, as required.

At this time, when a plurality of tables are stacked, as shown in Fig. 24, the upper plate 2 is formed in a state of being folded with respect to the fixing means 3 so as to efficiently form an occupied space, It is preferable to store them.

In the leg device 1 for a table according to this embodiment as described above, the supporting means 4 includes a strut 41 having a length and fixed to both ends of the fixed frame 31, And a support member 42 extending in both directions at the lower end of the strut 41 and adapted to be supported with respect to the bottom surface.

That is, the support 41 is fastened to the upper part of the support member 42, which is supported on the bottom surface, and the fixing means 3 is coupled to the upper end of the support 41, To the floor surface.

The support member 42 has a pair of first supports 4211 and a second support 4212 extending in directions opposite to each other and the first support 4211 and the second support 4212 The caster 43 is rotatably fixed.

That is, when a total of four casters 43 are provided, a pair of the support members 42 are disposed with an interval therebetween, so that the casters 43 can be moved freely and easily through the casters 43 .

It is preferable that the pillars 41 are made of an aluminum material.

Accordingly, the support pillars 41 are suitable for mass production, are lightweight, have high durability, and are stable.

In the leg device 1 for a table according to the present embodiment, the first support table 4211 and the second support table 4212 are spaced apart from each other by a center line c are formed with mutually facing surfaces having a gap therebetween.

Accordingly, when the plurality of tables overlap, the overlapped portions of the support members 42 can stably overlap each other as the occupied spaces are different from each other.

That is, the second support table 4212 applied to the other table with respect to the first support table 4211 is overlapped without overlapping with each other without overlapping with each other, so that the overlapped operation can be stably performed.

It is preferable that the caster 43 has a position and size that does not invade the center line c so that when the plurality of tables are overlapped, .

In the leg device 1 for a table according to the present embodiment as described above, the support member 42 has a receiving groove 4213 formed at the upper end thereof for receiving the lower end of the column 41, The support body 421 may be made of an aluminum material and may be formed on both sides of the support body 421. The support body 421 may include a first support portion 4211 and a second support portion 4212.

Accordingly, the structure of the support member 42 is simple and simple, suitable for mass production, light and durable, and stable.

Meanwhile, the support pillars 41 are formed of 'pipes' through which the upper and lower ends pass, and a plurality of fastening grooves 411 formed in the longitudinal direction are formed on the inner side.

The support body 421 is formed with a fastening hole 4214 formed at a position to be fitted with the fastening recesses 411 and adapted to be coupled through a fastening element 44, The support body 421 is firmly coupled.

It is preferable that the fastening hole 4214 is disposed at a recessed portion formed inward from the bottom surface of the support body 421 so that the fastening element 44 is not exposed to the outside.

As a result, the outer appearance is beautiful and the sense of beauty is increased.

In the leg device 1 for a table according to this embodiment as described above, the fixing means 3 includes the fixing frame 3, which is made up of a tube-shaped tubular body to which the upper plate 2 is fixed, A fixing block 311 having an engaging recess 321 in which an end of the fixing frame 31 is inserted and engaged and an engaging recess 322 in which an upper end of the column 41 is received, 32).

That is, a pair of pillars 41 are fastened to the fixing block 32 coupled to both ends of the fixed frame 31 to stably support the top plate 2 with respect to the bottom surface.

It is preferable that the stationary frame 31 and the stationary block 32 are formed of an aluminum material.

Accordingly, the fixed frame 31 and the fixed block 32 are suitable for mass production, are light and durable, and are stable.

10 to 13, the upper surface of the fixing block 32 is a horizontal surface parallel to the bottom surface, and the inner surfaces of the coupling groove 322 are biased in one direction with respect to the upper surface And the inner surface of the receiving groove 4213 of the supporting body 421 may be inclined with respect to the bottom surface of the support body 421, And most preferably, the inclined surface has an inclination angle with respect to the bottom surface so that the lower ends of the struts 41 disposed with an inclination angle are fitted and fitted together.

Accordingly, a single support post 41 is disposed at an angle of inclination on the side surface, and is supported in a diagonal direction between the upper plate 2 and the support member 42, thereby achieving more stable support.

That is, it is possible to maintain a stable supporting force while structurally reducing the number of component parts, thereby ensuring economical and aesthetic feeling.

The fixing block 32 is formed with another fastening hole 323 which is formed at a position to be engaged with the fastening groove 411 of the support post 41 and is fastened through the fastening element 44, (41) and the fixed block (32) are firmly coupled.

It is preferable that the fastening hole 323 is disposed in the recessed portion formed inward from the upper surface of the fixed block 32 so that the fastening element 44 is not exposed to the outside.

As a result, the outer surface is smooth and the sense of beauty is increased, and the upper plate 2, which is placed on the upper side, is stably fixed.

In the leg device 1 for a table according to the present embodiment, as shown in Fig. 20, on the outer circumferential surface of the pillars 41 described above, the leg 41 is formed in the longitudinal direction, It is preferable that the blocking plate means 5 formed of a plate-shaped plate having the fixing grooves 412 formed therein and the fixing protrusions 51 fitted to the fixing grooves 412 fitted to the fixing grooves 412 at both ends thereof is fixed Do.

That is, by stably connecting and coupling the pair of supporting means 4 through the blocking plate means 5, not only the structural durability is improved but also the function of blocking the external line of sight to the lower portion of the user is given .

As shown in FIG. 16, the blocking plate means 5 is preferably formed by stacking a plurality of divided plate bodies 52 in a vertically-fitted manner, and thus, an economic profit through mass production And by configuring the blocking plate means 5 in various sizes according to the taste of the user during use, diversity in use can be achieved.

In the leg device 1 for a table according to the present embodiment as described above, the divided plate bodies 52 constituting the above-mentioned blocking plate means 5 are arranged in such a manner that, as shown in Figs. 15 to 19, A shielding tube 521 made of a tube body having a through-hole shape and having fitting grooves 5211 and fitting protrusions 5212 fitted to each other on the upper and lower surfaces thereof, And a finishing cap 522 fixed on the outer side of the fixing protrusion 51.

That is, by manufacturing the shut-off pipe 521 and the finishing cap 522 and then combining them, the divided plate body 52 is formed, thereby realizing manufacturing convenience.

The shutoff tube 521 and the finishing cap 522 are preferably formed of an aluminum material.

Accordingly, the shutoff tube 521 and the finishing cap 522 are suitable for mass production, are light and durable, and are stable.

21, the finishing cap 522 includes a finishing body (not shown) having a through-hole formed at an outer side of the shut-off pipe 521 and fitted into both ends of the shut-off pipe 521, 5221), a fixing protrusion (51) formed at an outer end of the through hole (5221) and an elastic spring (53) disposed at the other end of the fixing protrusion 51) is pressed in the direction of the finishing body (5221).

The fixing protrusion 51 of the engaging rod 5222 is pressed in the direction of the inlet side in the fixing groove 412 to be firmly fixed It is most preferable to be able to maintain a fixed state.

The function and effect of the leg device for a table according to this embodiment will be described in detail as follows.

The leg device 1 for a table according to the present embodiment is particularly preferably applied to a table such as a desk or a table to fix the top plate 2 and to store a plurality of tables in an overlapped state .

That is, in a normal state, the upper plate 2 is laid out with respect to the fixed frame 31, so that the user can stably use the upper plate 2, 31, it is most preferable to fold and store a plurality of tables after effectively forming a space occupied by folding.

At this time, the first support 4211 and the second support 4212 do not overlap each other on a plane, and a plurality of tables are stably stacked.

It will be apparent to those skilled in the art that various modifications and equivalent arrangements may be made therein without departing from the scope of the present invention as defined by the appended claims and their equivalents. . Therefore, it is to be understood that the present invention is not limited to the above-described embodiments. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

1: leg device 2: top plate
3: Fixing means 31: Fixing frame
32: fixed block 321:
322: coupling groove 323, 4214:
4: Support means 41: Support
411: fastening groove 412: fastening groove
42: support member 421: support body
4211: first support table 4213: receiving groove
43: caster 44: fastening element
5: blocking plate means 51:
52: partitioning plate 521: shut-off pipe
5211: fitting groove 5212: fitting projection
522: Finishing cap 5221: Finishing body
5222: coupling rod 53: elastic spring

Claims

The leg device for a table, comprising: fixing means having a fixing frame to which the upper plate is fixed and which is applied to a table supported by the upper surface of the upper plate; and support means for supporting the fixing frame against the bottom surface ;
Wherein the support means comprises:
And a support member extending in both directions from the lower end of the strut and adapted to support the bottom of the strut,
Wherein the support member comprises:
A pair of first and second supports extending in directions opposite to each other;
Wherein the first support and the second support are formed of a metal,
Planes facing each other on a center line with respect to an interval between the planes are formed with an interval therebetween;
On the outer circumferential surface of the support,
A fixing groove formed in the longitudinal direction and narrow in the entrance side and wider in the inner side is formed;
In the fixing groove,
A blocking plate means comprising a plate-shaped plate having fixed engaging portions engaging with and engaging with the fixing grooves at both ends thereof is fixed;
The blocking plate means includes:
And a plurality of partitioning plates are stacked in a vertically-fitted manner.

The method of claim 1, further comprising:
At the lower end of the first support and the second support,
Wherein the caster is fixed so as to be rotatable, and the caster has a position and a size that do not invade the center line.

The method of claim 1, further comprising:
The above-
And a support body formed integrally with the first support base and the second support base on opposite sides of the support base, the support body being made of aluminum Wherein the legs of the legs are connected to the legs.

4. The method of claim 3, further comprising:
The above-
A plurality of fastening grooves formed in the longitudinal direction on the inner side thereof;
In the support body,
And fastening holes formed at positions to be fitted with the fastening grooves and adapted to be coupled through fastening elements.

The method of claim 1, further comprising:
The above-
A fixing frame formed of a tube having a tubular shape fixed to the upper plate and penetrating both ends thereof and a coupling protrusion engaging with an end of the fixing frame on an inner side thereof, And a fixing block formed with the fixing block.

The method of claim 5, further comprising:
The above-
The inner surface of the coupling groove is inclined at an inclination angle inclined in one direction with respect to the upper surface so that the support is disposed at an inclination angle with respect to the bottom surface A leg device for a table.

4. The method of claim 3, further comprising:
The inner surface of the receiving groove of the above-
And the lower ends of the pillars, which are disposed at an inclination angle with respect to the bottom surface, are slidably inclined with respect to the floor surface so as to be fitted and fitted.

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