KR20100013457A

KR20100013457A - Apparatus for fastening frames of a detachable rack

Info

Publication number: KR20100013457A
Application number: KR1020080074986A
Authority: KR
Inventors: 최인덕
Original assignee: 최인덕
Priority date: 2008-07-31
Filing date: 2008-07-31
Publication date: 2010-02-10

Abstract

PURPOSE: A frame connection apparatus for a detachable rack is provided to manufacture easily by simplifying the structure, to mass-product with inexpensive cost, to insure convenient transportation to the place needed, and to frame a rack more conveniently and stably. CONSTITUTION: A frame connection apparatus for a detachable rack comprises: a ring plate(1) formed with plural loops with a shape of the square without a bottom member and one of the side members, and combining grooves; and a connection hole(A) with a coupling plate(2) formed with the loop relatively combined closely with the connection hole and the coupling plate. The ring plate on the connection hole is applied to a cross bar(3) of a rack frame. The coupling plate of the connection hole is applied to a pillar(4). The loops of the ring plate on the connection hole is combined with the combining grooves on the coupling plate to connect the cross bar and the pillar with a right angle to assemble the frame(f).

Description

Frame attachment in prefabricated racks {APPARATUS FOR FASTENING FRAMES OF A DETACHABLE RACK}

The present invention relates to a frame connecting device of an assembled rack for assembling a rack for storing articles.

Widely used in various industries, distribution centers, and large retail stores, racks can support plates by connecting steel rails to the upper and lower sides of struts arranged at regular intervals. Consists of three-dimensional frame.

The frame of the conventional rack was assembled by fastening with a fastening screw on the connecting section with a steel bar on the upper and lower sides of the struts arranged at regular intervals.

Therefore, not only does it take a lot of time and manpower to assemble the frame of the rack, but also the fastening screw (piece) protrudes from the connecting part of the support and the crossbar, which makes the appearance unsightly and connects the support and the crossbar by shaking when placing or lowering items on the rack. There was a problem that the tightness and safety of the rack was insufficient, such that the fastening screw of the connection part was relaxed and the gap was formed in the screw hole, such that the fastening screw was bent or cut according to the repetitive flow of the frame.

An object of the present invention is a ring plate of a steel plate formed with a L-shaped ring to assemble the frame of the rack (rack) for easy and securely stacking various items in various industries, distribution centers, large stores, etc., The present invention provides a connector for forming a joining plate of a steel sheet in which a joining hole in which a ring is relatively tightly coupled is formed.

It is another object of the present invention to weld the annular plate of the connecting port to each end of the cross section of the frame constituting the rack, and the upper and lower connecting portions of the strut (vertical bar) to which the cross is connected to the coupling plate of the connecting port can be combined with the annular plate. In order to provide a frame of a rack provided with welding, the crossbar and the support are connected in a three-dimensional manner by connecting the frame of the rack by a connecting hole.

Still another object of the present invention is to easily and firmly assemble the crossbar and the support of the frame of the rack by the connection port, the appearance is beautiful without the fastening screw to the connection, the crossbar is firmly coupled to the support and maintained, It is to provide a useful prefabricated rack that can safely stack the load of goods.

The first invention of the present invention for achieving the above object is, in the connecting means for connecting the frame of the assembled rack, hook plate (steel plate) of the steel plate formed with the L-shaped ring, and the hook Constitutes a connection port that forms a holding plate of a steel plate on which a coupling hole in which a coupling hole is relatively tightly coupled is formed.

The ring plate is provided with a plurality of L-shaped ring and a plurality of coupling grooves according to the shape of the ring on one side of the plate body, the upper and lower width of the coupling groove corresponds to the thickness of the mating plate of the counterpart and the coupling hole of the coupling plate The upper and lower widths of the correspond to the thickness of the ring plate, and the left and right sizes of the coupling holes correspond to the left and right sizes of the rings.

According to the first aspect of the present invention, since the connector is configured as a pair of ring plates and coupling plates, the connector can be applied to the frame of the rack to assemble various types of racks without using fastening screws.

In addition, since the ring size of the ring plate corresponds to the size of the coupling hole and the size of the coupling groove corresponds to the thickness of the coupling plate, when the ring plate and the coupling plate are combined with each other, the ring of the ring plate becomes the coupling hole of the coupling plate. It is fitted in the surface contact and the coupling groove of the ring plate is fitted in the surface contact the ring plate and the coupling plate is firmly held at right angles without a gap.

The second invention of the present invention is to apply the connector of the first invention to a frame for assembling a rack. In other words,

Both ends of the cross bars of the frame of the rack are welded to each ring plate of the connector of the first invention. At both ends of the crosspiece, the loops face in the same direction and the joining grooves are exposed. The upper and lower ends of the posts of the rack frame, that is, the cross section are connected to each other, and the connecting plate of the connector of the first invention is connected. Weld opposite to the crosspiece at right angles. Depending on the number of connections of the crossbars, when the crossbars are connected in the form of T on the left and right sides, the three coupling plates are welded in each direction, and the four couplings when the crossbars are connected in the +, right, left, and right directions of the crossbars. Weld the plate in each direction. The welding position of the joining plate is determined by the connecting position of the crossbar. A cutout groove is formed in a part of the circumferential wall of the support so that the connection hole of the joining plate welded to the inside of the support is exposed at the connection portion of the support.

According to the second invention, both ends of the crosspiece of the frame of the rack are welded with the annular plate of the connector of the first invention respectively, and the coupling plate of the splice is welded with the number of the crosspieces of the support of the rack. Therefore, if the cross-provided crossbar and the support plate provided with the coupling plate is produced in large quantities for division of labor, the rack can be easily transported to the site where the rack is to be installed, and the three-dimensional rack of the desired size can be easily assembled and installed.

The third invention of the present invention is to apply the crossbar and the strut of the second invention provided with the connector of the first invention to the frame assembly of the rack. That is, when the ring of the ring plate provided in the crosspiece of the frame is inserted into the coupling hole of the coupling plate provided at each of the upper and lower connection portions of the struts installed at regular intervals and presses the ring plate downward, As described above, the ring plate and the coupling plate are coupled relatively free of pore and firmly connected at right angles. The screw hole is cut over the end of the ring of each ring plate protruding into the inner space of the support or the corner of the ring, and the fixing screw of the cap covering the end of the support is fastened to the screw hole.

Since the fastening screw also serves to fix each ring projecting into the inside of the simultaneous strut which serves to fix the cap, the connection part of each ring plate and the coupling plate maintains a fixed state without flow in either up, down, left or right. do.

According to the third aspect of the invention, the rack's crossbars and struts can be easily and securely assembled by connecting holes, and since there is no clearance at the connecting parts, the racks are not affected by the impact of placing or lowering heavy loads on the racks. Robustness is always maintained on a three-dimensional grid without deformation or loosening of the connecting portion.

In addition, the connection part does not have a fastening screw as in the prior art, and the appearance is beautiful, and after use, the fixing screw of the cap of the support can be loosened, and the crossbar and the support can be easily disassembled, so that it can be conveniently transported and stored as a small volume.

The present invention is a connection port for connecting the frame of the rack, the structure is simple and easy to manufacture because the connection port is composed of a ring plate having a plurality of rings and coupling grooves, and a coupling plate provided with a plurality of coupling holes as a group Mass production is possible at low cost.

In addition, since the ring plate of the connecting port is applied to the crossbar of the frame for assembling the rack, and the coupling plate of the connecting port is applied to the connecting part of the post to which the crossbar is connected, the crossbar and the support provided with the connecting port of the present invention are produced in large quantities. It can be easily transported to the place, and the rack frame can be assembled easily and firmly by the connection port.

In addition, when the rack is assembled using the frame provided with the connector of the present invention, since the fastening screw is not used, the workability for assembling the rack is improved so that the assembly can be efficiently performed, and the connection part of the frame is firm and relaxed or deformed. There is no work to safely stack heavy items on top of the rack.

In addition, there is no fastening screw exposed to the outside of the connection part, the appearance of the rack is beautiful, and assembling and disassembling are easy, there are various effects that can be effectively used in various racks.

(1) Connectors for rack assembly

1 and 2 are a plan view and a cross-sectional view of lines I-I and II-II of the connection port A, which makes up the annular plate 1 and the joining plate 2 of the steel plate having the same thickness of the present invention.

The ring plate 1 of the connector A, which is basically rectangular, has a plurality of L-shaped rings 1k and 1k 'having necks 1a and 1b formed on one side in the same direction and having a ring 1k. Coupling grooves 1g and 1g 'corresponding to the shape of 1k' are formed, respectively, the coupling groove 1g is formed with an opening 1u upwards and the coupling groove 1g 'is opened laterally. (1u ') is formed.

One side of the coupling plate 2 is formed by forming a rectangular coupling hole 2h into which the ring 1k of the ring plate 1 is inserted and a rectangular coupling hole 2h 'into which the ring 1k' is inserted. Connection portions 2a and 2b are formed between the two coupling holes 2h and 2h ', respectively, and one coupling hole 2h is formed with an opening 2u laterally.

At this time, the upper and lower widths h of the neck portions 1a and 1b of the annular plate 1 and the coupling grooves 1g and 1g 'correspond to the plate thickness t' of the mating plate 2 of the counterpart. The upper and lower widths h 'of the coupling holes 2h and 2h' of the coupling plate 2 correspond to the thickness t of the ring plate, and the left and right sizes w of the coupling holes 2h 'correspond to the ring ( 1k ') is sized to be inserted, and the width of the connecting portion 2a corresponds to the width of the opening 1u.

Thus, as shown in FIG. 3, the ring plate 1 of the connection port A and the coupling plate 2 are opposed to each other at right angles, and as shown in FIGS. 4 and 5, the two rings 1k and 1k of the ring plate 1 are shown. ') Is inserted laterally into the coupling hole 2h (2h') of the coupling plate 2, and then the ring plate 1 and the coupling plate 2 are relatively displaced as shown in FIG. 6 and FIG. When pressurized in the direction, the engaging grooves 1g and 1g 'of the annular plate 1 and the connecting portions 2a and 2b of the engaging plate 2 are fitted in intimate surface contact and the neck of the annular plate 1 1a) and 1b and the coupling holes 2h and 2h 'of the coupling plate are fitted in intimate surface contact, so that the ring plate 1 and the coupling plate 2 are connected at right angles as shown in FIG. .

The coupling configuration of the ring plate 1 and the coupling plate 2 of the connection port (A) of the present invention is to support the ring formed at both ends of the conventional transverse in that it maintains a fixed state without fluidity after being cross-connected at right angles. It is structurally different from being able to selectively fit several holes formed in the main surface of the assembly and to assemble the shelf.

Therefore, it is possible to connect securely without using the conventional fastening screw.

(2) Rack frame with connection opening

9 is an exemplary view of the frame f of the rack R provided with the connector A of the present invention.

In applying the connector A of the present invention to the frame f of the rack R, the loop plates 1 of the connector A of the present invention are welded to both ends of the crossbar 3 of the frame. (3) At both ends of the ring plate 1, the ring (1k) (1k ') of the ring plate 1 is directed in the same direction, respectively, so that the welding groove (1g) (1g') is exposed to the outside.

In addition, the coupling plate 2 of the connector A of the present invention is perpendicular to the crossbar 3 at a portion of the frame f of the rack R to which the upper end portion and the lower end portion of the strut 4 are connected, that is, the crosspiece 3 is connected. Weld opposite in the direction. According to the number of connections of the crossbar 3, when the two crossbars 3 are connected at right angles, as shown in FIG. 11, the two coupling plates 2 are welded to the support posts, and the thirteenth As shown in the drawing, when the crossbars 3 are connected in the T shape at the left and right sides and the rear side, the three joining plates 2 are welded in each direction, and as shown in Fig. 15, the crossbars 3 are connected in the +, left and right + shape In this case, the four joining plates 2 are welded in each direction. The welding position of the joining plates 2 is determined by the position where the crossbar 3 is connected to the support post 4.

In FIG. 10, two joining plates 2 are welded so that coupling holes 2h and 2h 'are disposed up and down on the inner surface side of the connecting portion of the upper end and the lower end of the support 4 in the connecting direction of the crosspiece 3, respectively. It is. Further, a cutout groove 4h is formed in the circumferential wall of the support 4 so that the coupling holes 2h (2h ') of the coupling plate 2 welded inside the support 4 are exposed to the outside. Of course, the same applies to three rungs or four rungs.

In this way, if the crosspiece provided with the ring plate 1 and the square support 4 provided with the coupling plate 2 are produced in large quantities in a division of labor, they are easily transported to the site where the rack is to be installed. Three-dimensional rack can be easily assembled and installed.

(3) Assembling the rack by the frame with connection port

As shown in FIG. 16, in the present invention, the frame f of the rack R is formed by using the crosspiece 3 provided with the ring plate 1 and the support 4 provided with the coupling plate 2. Assemble

As shown in FIG. 10, when the two cross bars 3 are connected to one support 4 to assemble the rack, the cross bars 3 at the connection portion of the support 4 provided with two coupling plates 2 are provided. The ring (1k) (1k ') of the ring plate (1) provided in the) into the coupling hole (2h) (2h') of the coupling plate (2) and press the ring plate (1) down, As described in the connection port, the ring 1k (1k ') and the coupling groove 1g (1g') and the coupling hole 2h (2h ') and the coupling hole of the coupling plate 2 of the ring plate 1, respectively. The connection parts 2a and 2b between them are relatively tightly contacted by surface contact, and are firmly connected at right angles.

As shown in Figs. 11 and 12, the interior of the support 4 is a ring (1k) (1k ') of the ring plate (1) of each crossbar 3 is interpolated and A screw hole n is formed at the corner or the center of the end of the ring 1k (1k ') protruding into the inner space and the fastening screw 4s of the cap 4c covering the end of the post is screwed. Tighten to the hole (n).

This fastening screw 4s is a wedge for fixing each ring 1k, 1k ', which protrudes into the inside of the simultaneous support 4, which serves to fix the cap 4c, to the coupling hole 2h, 2h'. Because it serves both roles, each ring plate (1) and the coupling plate (2) maintains a fixed state at a right angle without flow in either up, down, left or right.

13 and 14 are exemplary views for connecting the three crossbars 3 to the support posts, and FIG. 15 is an exemplary view for connecting four crossbars 3 to the posts 4.

Assembling the frame f of the rack R by connecting three or four crossbars 3 to the struts 4 is the same as when the two crossbars 3 are coupled to the struts 4. Therefore, redundant description is omitted.

FIG. 16 is an exemplary view of the rack of the smallest unit assembled according to the present invention. The structure of the rack is well known, but the connection part (a) connected by the connection port (A) of the frame does not have a fastening screw as in the prior art, Good workability and beautiful appearance.

In addition, the crossbar 3 and the post 4 are held firmly at right angles by the connector A so that the rack does not deform or loosen, even if a heavy load is placed on the rack. It can be useful.

After use, loosen the cap screw of the support and dismantle the crossbar and the support can be conveniently transported and stored as a small volume.

1 is a plan view of the ring plate and coupling plate of the connector of the present invention

2 is a cross-sectional view taken along line I-I of the annular plate of FIG. 1 and line II-II of the coupling plate of FIG.

3 is an exemplary view just before connecting the annular plate of the connector to the coupling plate.

4 is an illustration of inserting the ring of the ring plate of the connector into the coupling hole of the coupling plate

5 is a cross-sectional view of FIG.

6 is an exemplary view of a state in which the ring plate of the connector is pressed to one side of the coupling plate and fitted

7 is a cross-sectional view of FIG.

8 is a side view of the ring plate and the coupling plate of the connector connected at a right angle

9 is an illustration of a crossbar to which the ring plate of the connector is applied and a support to which the coupling plate is applied.

10 is an exemplary view showing a connection relationship between the ring plate and the coupling plate of the connector

Fig. 11 is a plan sectional view of a state in which two crossbars are connected to a support by a connecting port.

12 is a longitudinal cross-sectional view of FIG.

Fig. 13 is a plan sectional view of the state in which three crossbars are connected to the shore by connecting ports.

14 is a longitudinal cross-sectional view of FIG.

Fig. 15 is a plan sectional view of a state in which four crossbars are connected to the shore by connecting ports.

16 is a perspective view of a rack to which the connector of the present invention is applied

Figure 16 is an illustration of a rack assembled by connecting the crossbar to the support by the connector

[Description of Signs of Important Parts of Drawing]

R: Rack A: Port a: Port

1: ring plate 1a, 1b: neck 1k, 1k 'ring 1g, 1g' coupling groove

2: coupling plate 2h, 2h ': coupling hole 2a, 2b: connecting portion

3: crossbar 4: prop 4h: notch groove 4c: cap 4s: tightening screw

n: screw hole

Claims

In the connecting means for connecting the frame of the assembled rack, a plurality of L-shaped ring and the ring plate of the steel plate formed with the coupling groove, and the coupling plate of the steel plate formed with the coupling hole and the connection portion where the ring is relatively tightly coupled The joints of the connection port are applied to the crossbars of the rack frame and the coupling plate of the connection port is applied to the props.The loops of the connection port are connected to the coupling holes of the coupling plate of the connection port. Frame connection device of the assembled rack, characterized in that to assemble the frame of the rack by connecting at a right angle.

The ring plate (1) of the connector (A) is welded to both ends of the crosspiece (3) of the frame (f) of the rack (R) so that the rings (1k) (1k ') are in the same direction. , The coupling plate 2 of the connection port A is inside the vertical connecting portion a of the strut 4 at the position where the crossbar 3 is connected, in a direction perpendicular to the crossbar in a number corresponding to the number of crossbars connected thereto. Frame assembly of the assembled rack, characterized in that the welding is provided facing.

The top and bottom widths (h) of the coupling grooves (1g) (1g ') of the ring plate (1) in the connector (A) correspond to the thickness (t') of the coupling plate and the coupling plate (2). The upper and lower widths h 'of the coupling holes 2h' of) correspond to the thickness t of the annular plate 1, so that the neck portions 1a and 1b of the annular plate 1 and the engaging groove 1g ( 1g '), and the coupling holes 2h and 2h' and the coupling portions 2a and 2b of the coupling plate 2 are respectively joined in intimate surface contact with each other so that the ring plate 1 and the coupling plate are combined. Frame assembly of the assembled rack, characterized in that (2) is fixed at a right angle.

The coupling hole 2h provided in the support post 4 in Claim 1 or 2 using the crosspiece 3 provided with the ring plate 1, and the support 4 provided with the coupling plate 2, respectively. Frame assembly of the assembled rack, characterized in that to assemble the three-dimensional rack by connecting the hook (1k) (1k ') provided on the crosspiece (3) to (2h').

The screw hole n is drilled in the vertical direction in the ring 1k portion of the ring plate 1 inserted into the coupling hole 2h of the coupling plate 2 provided in the support 4. , The cap 4c of the support 4 is fastened to the screw hole n with a fastening screw 4s, and the cap 4c is attached to the upper end of the support 4, and the frame connection of the assembled rack Device.