KR102589047B1 - Separation prevention structure for pallet rack - Google Patents

Abstract

The present invention relates to a separation prevention structure for a pallet rack. The disclosed separation prevention structure for a pallet rack includes a first frame connection member, a second frame connection member, and a separation prevention member, and is applied to the rear frame part constituting the pallet rack. The rear side 1 vertical frame part and the rear side 2 vertical frame parts are applied to the rear frame part constituting the pallet rack. By blocking at least a portion of the openings between the first vertical frame portion on the rear side and the second vertical frame portion on the rear side across the frame portions, there is an advantage that the separation phenomenon of objects stacked on the pallet rack can be prevented. .

Description

Separation prevention structure for pallet rack}

The present invention relates to a breakaway prevention structure for a pallet rack.

A pallet rack is made up of a plurality of frames connected to each other at an industrial site, into which objects can be stacked, and is formed in various sizes depending on the space of the industrial site and the size of the objects to be stacked.

Examples of such pallet racks include those in the patent documents presented below.

In general, a pallet rack consists of a front frame portion made of a plurality of frames connected to each other, a rear frame portion made of a plurality of frames connected to each other and disposed at a predetermined distance behind the front frame portion, and the front frame portion It consists of a connecting frame part connecting the rear frame part and a shelf part interposed between the front frame part and the rear frame part and on which objects are placed.

According to the conventional pallet rack, when the shelf part is relatively long compared to the depth of the pallet rack or several objects are stacked, the stacked objects protrude relatively much through the open space of the rear frame part. In severe cases, there was a problem of the pallet being separated from the rack and falling to the floor and being damaged.

Registration Patent No. 10-2509416, registration date: 2023.03.08., title of invention: rack structure and construction method thereof Registration Patent No. 10-2193464, registration date: 2020.12.15., title of invention: prefabricated rack shelf

One object of the present invention is to provide a separation prevention structure for a pallet rack that prevents objects stacked on a pallet rack from separating from the pallet rack.

The separation prevention structure for a pallet rack according to an aspect of the present invention includes a front frame portion in which a plurality of frames are connected to each other, and a rear frame portion in which the plurality of frames are connected to each other and disposed at a predetermined distance apart from the rear of the front frame portion. It is applied to a pallet rack consisting of a unit, a connecting frame unit connecting the front frame unit and the rear frame unit, and a shelf unit interposed between the front frame unit and the rear frame unit and on which objects to be stacked are placed. A first frame connection member that prevents the object from being placed on the rack and is detachably connected to a rear vertical frame unit that constitutes the rear frame unit and stands perpendicular to the installation surface; a second frame connection member that constitutes the rear frame portion, stands perpendicular to the installation surface, and is detachably connected to the second rear vertical frame portion disposed at a predetermined distance from the rear first vertical frame portion; And a separation prevention member whose end portions on both sides are respectively connected to the first frame connection member and the second frame connection member and is disposed in a form crossing between the rear first vertical frame portion and the rear second vertical frame portion. In addition, the rear side 1 vertical frame portion includes a rear side 1 vertical frame body formed to be elongated by a predetermined length in the vertical direction, and a pair of rear side 1 vertical frame bending bodies extending while being bent at both ends of the rear side 1 vertical frame body. and a rear side 1 that penetrates the rear side 1 vertical frame body, the width of which is formed to gradually decrease from the top to the bottom, and a plurality of rear side 1s are arranged at a predetermined distance along the longitudinal direction of the rear side 1 vertical frame body. It includes a vertical frame through-hole, and the two rear vertical frame parts include two rear vertical frame bodies that are formed to be elongated by a predetermined length in the vertical direction, and a pair of rear parts that extend while being bent at both ends of the two rear vertical frame bodies. It passes through the side 2 vertical frame bending body and the rear side 2 vertical frame body, and is formed with a width gradually becoming smaller from the top to the bottom, and is spaced at a predetermined distance along the longitudinal direction of the rear side 2 vertical frame body. It includes two vertical frame through-holes on the rear side, wherein the first frame connection member includes a first frame connection body formed in the shape of a plate of a predetermined area, and a first frame connection body formed through the first frame connection body and the separation prevention member. a first insertion hole into which one end portion of the first frame connection body is inserted, a first frame bending extension extending in a bent form from an end of the first frame connecting body in a direction opposite to the portion where the first insertion hole is formed, and the first frame A first frame engaging member that protrudes from the bending extension and is inserted into the rear vertical frame through hole when the first frame connecting member is connected to the rear vertical frame portion and is caught, and the first frame engaging member It includes a first frame engaging extension extending downward from an end, wherein the second frame connecting member includes a second frame connecting body formed in the shape of a plate of a predetermined area, and formed through the second frame connecting body to prevent the separation. a second insertion hole into which one distal end of the member is inserted, a second frame bending extension extending in a bent form from an end of the second frame connecting body in a direction opposite to the portion where the second insertion hole is formed, and the second frame bending extension. a second frame engaging member that protrudes from the frame bending extension and is inserted into and caught by the rear two vertical frame through-holes when the second frame connecting member is connected to the rear two vertical frame portions; and the second frame engaging member. It includes a second frame engaging extension extending downward from the end of , wherein the first frame connection member and the second frame connection member are connected to the rear first vertical frame portion and the rear second vertical frame portion, respectively. The separation prevention member crosses between the rear side 1 vertical frame portion and the rear side 2 vertical frame portion to block a portion of the opening between the rear side 1 vertical frame portion and the rear side 2 vertical frame portion. It is characterized in that the separation of the stacked object from the pallet rack can be prevented by being connected to the first frame connecting member and the second frame connecting member.

According to the separation prevention structure for a pallet rack according to an aspect of the present invention, the separation prevention structure for a pallet rack includes a first frame connection member, a second frame connection member, and a separation prevention member, and is attached to the rear frame part constituting the pallet rack. By blocking at least a portion of the opening between the rear side 1 vertical frame portion and the rear side 2 vertical frame portion across the applied rear side 1 vertical frame portion and the rear side 2 vertical frame portion, the pallet rack is placed on the pallet rack. This has the effect of preventing the deviation of the stacked objects.

Figure 1 is a perspective view showing the separation prevention structure for a pallet rack according to a first embodiment of the present invention applied to a pallet rack.
Figure 2 is an enlarged view of portion A of Figure 1.
Figure 3 is a perspective view showing the separation prevention structure for a pallet rack according to the first embodiment of the present invention.
Figure 4 is an exploded view showing the separated appearance of the separation prevention structure for a pallet rack according to the first embodiment of the present invention.
Figure 5 is a perspective view showing the separation prevention structure for a pallet rack according to a second embodiment of the present invention.
Figure 6 is an enlarged view of the separation prevention structure for a pallet rack according to a second embodiment of the present invention applied to a pallet rack.
Figure 7 is an enlarged view of a partial configuration of the separation prevention structure for a pallet rack according to the third embodiment of the present invention.
Figure 8 is a perspective view showing a portion of the first frame connecting member constituting the separation prevention structure for a pallet rack according to the third embodiment of the present invention.
Figure 9 is an enlarged view of the locking retaining portion applied to the first frame connecting member constituting the separation prevention structure for a pallet rack according to the third embodiment of the present invention.
Figure 10 is an enlarged view showing the locking holding part of Figure 9 being opened to both sides.

Hereinafter, a separation prevention structure for a pallet rack according to embodiments of the present invention will be described with reference to the drawings.

Figure 1 is a perspective view showing the separation prevention structure for a pallet rack according to the first embodiment of the present invention applied to a pallet rack, Figure 2 is an enlarged view of portion A of Figure 1, and Figure 3 is a second embodiment of the present invention. It is a perspective view showing the separation prevention structure for a pallet rack according to the first embodiment, and Figure 4 is an exploded view showing the separation prevention structure for the pallet rack according to the first embodiment of the present invention.

Referring to FIGS. 1 to 4 together, the separation prevention structure 100 for a pallet rack according to this embodiment is designed to prevent the object from being separated from the pallet rack 10 on which the object is placed, and is connected to the first frame. It includes a member 110, a second frame connection member 120, and a separation prevention member 130.

In detail, the separation prevention structure 100 for a pallet rack is composed of a front frame portion 20 in which a plurality of frames are connected to each other, and a plurality of frames are connected to each other, with a predetermined gap behind the front frame portion 20. A rear frame portion 30 arranged to be spaced apart, a connection frame portion 45 connecting the front frame portion 20 and the rear frame portion 30, and the front frame portion 20 and the rear frame portion ( 30) and is applied to the pallet rack 10 consisting of a shelf portion 50 on which the stacked object is placed, preventing the object from being separated from the pallet rack 10.

When formed as above, the first frame connecting member 110 and the second frame connecting member 120 are connected to the rear side 1 vertical frame portion 31 and the rear side 2 vertical frame portions constituting the rear frame portion 30. In a state connected to the frame portion 36, the separation prevention member 130 crosses between the rear side 1 vertical frame portion 31 and the rear side 2 vertical frame portion 36 to form the rear side 1 vertical frame portion. (31) and the rear side 1 by being connected to the first frame connection member 110 and the second frame connection member 120 in a form of blocking at least a portion of the opening between the rear side two vertical frame portions 36. The stacked object can be prevented from leaving between the vertical frame portion 31 and the rear two vertical frame portions 36.

The front frame portion 20 is formed in the form of a frame with the same cross-sectional shape, stands perpendicular to the installation surface, and is arranged in pairs spaced apart from each other at a predetermined distance.

The rear frame portion 30 is formed in the form of a frame with the same cross-sectional shape and stands perpendicular to the installation surface, and a pair is arranged at a predetermined interval, so that the rear side one vertical frame portion 31 and the rear side It includes two vertical frame portions (36).

The rear side 1 vertical frame portion 31 includes a rear side 1 vertical frame body 32 formed to have a predetermined length in the vertical direction from the installation surface, and a predetermined angle at both ends of the rear side 1 vertical frame body 32. A pair of rear side 1 vertical frame bending bodies 33 extending while being bent (vertically in this embodiment) and penetrating through the rear side 1 vertical frame body 32, the width increasing from the top to the bottom. It is formed to be gradually smaller and includes a plurality of rear-side vertical frame through-holes 34 arranged at predetermined intervals along the longitudinal direction of the rear-side vertical frame body 32.

The rear side two vertical frame parts 36 are formed to have a predetermined length in the vertical direction from the installation surface and are arranged to be spaced apart from the rear side one vertical frame body 32, and the rear side two vertical frame bodies 37, A pair of rear two vertical frame bending bodies 38 extending while being bent at a predetermined angle (vertically in this embodiment) from both ends of the rear two vertical frame bodies 37, and the rear two vertical frame bodies (37), the width of which gradually decreases from the top to the bottom, and a plurality of rear two vertical frame penetrations are arranged at predetermined intervals along the longitudinal direction of the rear two vertical frame bodies (37). Includes hole (39).

The configuration of the rear side 1 vertical frame part 31 and the rear side 2 vertical frame parts 36 are applied in the same manner in the following description.

The shelf unit 50 has a plurality of frames connected to each other in the horizontal and vertical directions to form a floor surface on which the objects can be placed.

The shelf portion 50 is made up of a plurality of shelves, and a plurality of the shelves are arranged at different heights along the longitudinal direction of the rear vertical frame portion 31 so that a plurality of the stacking objects can be stacked.

The first frame connecting member 110 constitutes the rear frame portion 30 and is detachably connected to the rear first vertical frame portion 31 that stands perpendicular to the installation surface.

In detail, the first frame connection member 110 includes a first frame connection body 111, a first through hole 113, and a first insertion hole 112.

The first frame connecting body 111 is formed in the shape of a plate with a predetermined area, and is disposed to face the rear one vertical frame bending body 33 constituting the rear one vertical frame part 31.

The first through hole 113 is formed through the first frame connection body 111.

The first through hole 113, which will be described later, is penetrated by a portion of the first connection portion 140 that connects the rear first vertical frame portion 31 and the first frame connection body 111.

The first insertion hole 112 is formed through a portion of the first frame connecting body 111 spaced apart from the first through hole 113, and one end of the separation prevention member 130 is inserted.

The first insertion hole 112 is formed in a shape corresponding to the cross section of the separation prevention member 130.

The first connection part 140 connects the rear first vertical frame part 31 and the first frame connection body 111, and includes a first connection means 141 and a first connection maintenance means 142. Includes.

The first connecting means 141 penetrates the rear side 1 vertical frame fastening hole 35 formed through the rear side 1 vertical frame bending body 33 and the first through hole 113 to connect the rear side 1 vertical frame bending body 33. 1 A bolt or the like may be used as an example to connect the vertical frame portion 31 and the first frame connection body 111.

The first connection maintaining means 142 is fastened to a portion of the first connecting means 141 that protrudes after penetrating the rear side first vertical frame fastening hole 35 and the first through hole 113, A nut or the like may be used as an example to maintain the connection between the rear first vertical frame portion 31 and the first frame connecting body 111 by the first connecting means 141.

The first connection is maintained at the distal end of the first connection means 141 while the first connection means 141 penetrates the rear side first vertical frame fastening hole 35 and the first through hole 113. When the means 142 is fastened, the rear first vertical frame portion 31 and the first frame connecting body 111 are connected to each other, and the first connecting means 141 and the first connection maintaining means 142 ) is separated, the first frame connection body 111 can be separated from the rear side first vertical frame portion 31.

The second frame connection member 120 constitutes the rear frame portion 30, stands perpendicular to the installation surface, and is disposed to be spaced apart from the rear first vertical frame portion 31. It is removably connected to (36).

In detail, the second frame connection member 120 includes a second frame connection body 121, a second through hole 123, and a second insertion hole 122.

The second frame connecting body 121 is formed in the shape of a plate with a predetermined area, and is disposed to face the rear two vertical frame bending bodies 38 constituting the rear two vertical frame parts 36.

The second through hole 123 is formed through the second frame connection body 121.

The second through hole 123, which will be described later, is penetrated by a portion of the second connection portion 145 that connects the rear two vertical frame portions 36 and the second frame connection body 121.

The second insertion hole 122 is formed through a portion of the second frame connection body 121 spaced apart from the second through hole 123, and the other end portion of the separation prevention member 130 is inserted.

The second insertion hole 122 is formed in a shape corresponding to the cross section of the separation prevention member 130.

The second connection portion 145 connects the rear second vertical frame portion 36 and the second frame connection body 121, and includes a second connection means 146 and a second connection maintenance means 147. Includes.

The second connecting means 146 penetrates the rear side 2 vertical frame fastening hole 40 and the second through hole 123 formed through the rear side 2 vertical frame bending body 38, thereby connecting the rear side 2 vertical frame bending body 38. 2 A bolt or the like may be used as an example to connect the vertical frame portion 36 and the second frame connection body 121.

The second connection maintaining means 147 is fastened to a portion of the second connecting means 146 that protrudes after penetrating the rear side two vertical frame fastening holes 40 and the second through hole 123. A nut or the like may be used as an example to maintain the connection between the rear two vertical frame parts 36 and the second frame connection body 121 by the second connection means 146.

The second connection is maintained at the distal end of the second connection means 146 while the second connection means 146 penetrates the rear side two vertical frame fastening holes 40 and the second through hole 123. When the means 147 is fastened, the rear two vertical frame portions 36 and the second frame connecting body 121 are connected to each other, and the second connecting means 146 and the second connection maintaining means 147 ) is separated, the second frame connection body 121 can be separated from the rear side two vertical frame parts 36.

The separation prevention member 130 has both end portions connected to the first frame connection member 110 and the second frame connection member 120, respectively, and is connected to the rear one vertical frame portion 31 and the rear side two vertical frames. It is arranged in a form crossing between the frame portions 36.

The separation prevention member 130 is formed in the form of a bar of a predetermined length while having the same cross-sectional shape, and can be formed by extrusion or the like and then cut to the required length at the installation site.

In this embodiment, the separation prevention member 130 has a rectangular cross-section and is spaced apart from the first vertical frame portion 31 on the rear side and the second vertical frame portion 36 on the rear side constituting the rear frame portion 30. It is formed with a length corresponding to the distance.

The separation prevention member 130 is installed at a predetermined height from the installation surface by inserting one end portion and the other end portion of the separation prevention member 130 into the first insertion hole 112 and the second insertion hole 122, respectively. You can stay in the sky.

Meanwhile, the separation prevention structure 100 for a pallet rack according to this embodiment includes a first insertion retainer 150 and a second insertion retainer 155.

The first insertion retaining portion 150 maintains the inserted state of the separation prevention member 130 with respect to the first frame connecting member 110, and includes a first insertion retaining body 151 and a first insertion retaining portion 151. It includes a holding extension body 152 and a first insertion holding means 153.

The first insertion holding body 151 is formed in the shape of a bar of a predetermined length and penetrates the separation prevention side 1 through hole 131 formed at one end of the separation prevention member 130.

The first insertion and retention extension body 152 extends outward from the end of the first insertion and retention body 151, and the first insertion and retention body 151 penetrates the first through hole 131 on the separation prevention side. When doing so, it is caught on the outside of the separation prevention member 130 and limits the insertion length of the first insertion and retention body 151 into the separation prevention side 1 through hole 131.

The first insertion and retention body 151 and the first insertion and retention extension body 152 are formed as one piece, and a bolt or the like may be provided as an example.

In this embodiment, the first through-hole 131 on the separation prevention side is formed at a position corresponding to one of two opposing surfaces of the separation prevention member 130, and the first insertion retaining body 151 is formed in a pair. It passes through the separation prevention side 1 through hole 131 at the same time.

The first insertion and retention means 153 is connected to a portion of the first insertion and retention body 151 that passes through the first through hole 131 on the separation prevention side to maintain the separation prevention member 130 and the first insertion retention member. A nut or the like may be used as an example to maintain the connection state of the body 151.

The second insertion retaining portion 155 maintains the inserted state of the separation prevention member 130 with respect to the second frame connecting member 120, and includes a second insertion retaining body 156, and a second insertion retaining body 156. It includes a holding extension body 157 and a second insertion holding means 158.

The second insertion holding body 156 is formed in the shape of a bar of a predetermined length and penetrates the second through hole 132 on the separation prevention side formed through the other end of the separation prevention member 130.

The second insertion and retention extension body 157 extends outward from the end of the second insertion and retention body 156, and the second insertion and retention body 156 penetrates the second through hole 132 on the separation prevention side. When doing so, it is caught on the outside of the separation prevention member 130 and limits the insertion length of the second insertion retaining body 156 into the second through hole 132 on the separation prevention side.

The second insertion and retention body 156 and the second insertion and retention extension body 157 are formed as one piece, and a bolt or the like may be provided as an example.

In this embodiment, the second through-hole 132 on the separation prevention side is formed at a position corresponding to one of two opposing surfaces of the separation prevention member 130, and the second insertion retaining body 156 is formed as a pair. It passes through the two through holes 132 on the separation prevention side at the same time.

The second insertion and retention means 158 is connected to a portion of the second insertion and retention body 156 that passes through the second through hole 132 on the separation prevention side to maintain the separation prevention member 130 and the second insertion retention. A nut or the like may be used as an example to maintain the connection state of the body 156.

When the first insertion retainer 150 and the second insertion retainer 155 are formed as above, one end of the separation prevention member 130 is inserted into the first insertion hole 112. The first insertion and retention portion 150 is connected to the separation prevention member 130, and the first insertion and retention extension body 152 which is a part of the first insertion and retention portion 150 and the first insertion and retention member 150 are connected to the separation prevention member 130. The distal end of the body 151 protrudes to the outside of the separation prevention member 130 and is caught by the first frame connection body 111, so that the separation prevention member 130 is connected to the first frame connection member 110. The insertion state can be maintained.

In addition, while the other end of the separation prevention member 130 is inserted into the second insertion hole 122, the second insertion holding portion 155 is connected to the separation prevention member 130, and the second insertion holding portion 155 is connected to the separation prevention member 130. The second insertion and retention extension body 157, which is part of the insertion and retention portion 155, and the distal end of the second insertion and retention body 156 protrude to the outside of the separation prevention member 130 to connect the second frame. By being caught on the body 121, the insertion state of the separation prevention member 130 into the second frame connection member 120 can be maintained.

Hereinafter, a method of assembling the separation prevention structure 100 for a pallet rack according to this embodiment will be briefly described with reference to the drawings.

First, the first frame connecting member 110 is connected to the rear first vertical frame portion 31 using the first connecting portion 140.

In detail, the first connecting means 141 is passed through the rear side first vertical frame fastening hole 35 and the first through hole 113, and then the first connecting means 141 is connected to the end of the first connecting means 141. The connection maintaining means 142 is connected, and thus the connection state of the rear first vertical frame portion 31 and the first frame connecting member 110 can be maintained.

Then, the second frame connecting member 120 is connected to the rear two vertical frame portions 36 using the second connecting portion 145.

In detail, the second connecting means 146 is passed through the rear side two vertical frame fastening holes 40 and the second through hole 123, and then the second connecting means 146 is connected to the end of the second connecting means 146. The connection maintaining means 147 is connected, and thus the connection state of the two rear vertical frame parts 36 and the second frame connecting member 120 can be maintained.

Then, one end of the separation prevention member 130 is inserted into the first through hole 113, and the other end of the separation prevention member 130 is inserted into the second through hole 123.

Then, the first insertion holding part 150 and the second insertion holding part 155 are connected to the separation prevention side 1 through hole 131 formed on one side and the other side of the separation prevention member 130 and the separation prevention member 130. Insert each into the side 2 through-holes (132).

In detail, when one end of the separation prevention member 130 is inserted into the first insertion hole 112, the first insertion holding body 151 penetrates the separation prevention side first through hole 131, The distal ends of the first insertion and retention extension body 152 and the first insertion and retention body 151 protrude to the outside of the separation prevention member 130 and are caught by the first frame connection body 111, in this state. The first insertion retaining portion 150 is connected to the distal end of the portion of the first insertion retaining body 151 that penetrates the departure prevention member 130, thereby preventing the first insertion retaining portion 150 from being separated from the first frame connection member 110. The insertion state of the prevention member 130 may be maintained.

In addition, when the other end of the separation prevention member 130 is inserted into the second insertion hole 122, the second insertion holding body 156 penetrates the separation prevention side 2 through hole 132, The distal ends of the second insertion and retention extension body 157 and the second insertion and retention body 156 protrude to the outside of the separation prevention member 130 and are caught by the second frame connection body 121, in this state. The second insertion retaining portion 155 is connected to the distal end of the portion of the second insertion retaining body 156 that penetrates the departure prevention member 130, thereby preventing the second frame connection member 120 from being separated from the second frame connection member 120. The insertion state of the prevention member 130 may be maintained.

As described above, the separation prevention structure 100 for the pallet rack includes the first frame connection member 110, the second frame connection member 120, and the separation prevention member 130, and the pallet rack ( 10), the rear side 1 vertical frame section 31 across between the rear side 1 vertical frame section 31 and the rear side 2 vertical frame section 36 applied to the rear frame section 30, and By blocking at least a portion of the openings between the two rear vertical frame portions 36, the object being placed on the pallet rack 10 can be prevented from being separated.

Hereinafter, a separation prevention structure for a pallet rack according to other embodiments of the present invention will be described with reference to the drawings.

In carrying out this description, descriptions that overlap with those already described in the above-described first embodiment of the present invention will be replaced and omitted here.

Figure 5 is a perspective view showing the separation prevention structure for a pallet rack according to a second embodiment of the present invention, and Figure 6 is an enlarged view of the separation prevention structure for a pallet rack according to a second embodiment of the present invention applied to a pallet rack. This is an enlarged view.

Referring to FIGS. 5 and 6 together, in this embodiment, the separation prevention structure 200 for a pallet rack includes a first frame connection member 210, a second frame connection member 220, and a separation prevention member 23. do.

The pallet rack includes a front frame section in which a plurality of frames are connected to each other, a rear frame section in which a plurality of frames are connected to each other and disposed at a predetermined distance to the rear of the front frame section, and the front frame section and the It consists of a connecting frame part connecting the rear frame part and a shelf part interposed between the front frame part and the rear frame part and on top of which objects are placed, and the separation prevention structure 200 for the pallet rack is applied to the pallet rack. This prevents the stacked object from leaving the pallet rack.

The rear frame unit is erected perpendicular to the installation surface and includes one rear vertical frame unit and two rear vertical frame units that are spaced apart from each other by a predetermined distance.

The rear side 1 vertical frame portion includes a rear side 1 vertical frame body 32 formed to have a predetermined length in the vertical direction, and a pair of rear side 1 bent and extending from both ends of the rear side 1 vertical frame body 32. The vertical frame bending body 33 and the rear side 1 vertical frame body 32 are penetrated, and the width is formed to gradually decrease from the top to the bottom, and a plurality of the rear side 1 vertical frame body 32 are formed. It includes one vertical frame through-hole 34 on the rear side disposed at predetermined intervals along the longitudinal direction.

The rear side 2 vertical frame portion includes a rear side 2 vertical frame body formed to have a predetermined length in the vertical direction, a pair of rear side 2 vertical frame bending bodies extending while being bent at both ends of the rear side 2 vertical frame body, and 2 rear vertical frames that penetrate the rear 2 vertical frame body, the width of which is gradually reduced from the top to the bottom, and a plurality of rear 2 vertical frames are arranged at predetermined intervals along the longitudinal direction of the rear 2 vertical frame bodies. Contains through holes.

The first frame connection member 210 constitutes the rear frame portion and is detachably connected to the rear first vertical frame portion standing perpendicular to the installation surface, and includes a first frame connection body 211, It includes an insertion hole 212, a first frame bending extension 213, a first frame engaging body 214, and a first frame engaging extension 215.

The first frame connection body 211 is formed in the shape of a plate with a predetermined area.

The first insertion hole 212 is formed through the first frame connection body 211 and one end portion of the separation prevention member 23 is inserted.

The first frame bending extension 213 extends from an end of the first frame connection body 211 in the opposite direction to the portion where the first insertion hole 212 is formed and is bent at a predetermined angle.

The first frame locking body 214 protrudes from a surface of the first frame bending extension 213 facing the rear side 1 vertical frame portion, and the first frame connecting member 210 is positioned at the rear side 1 vertical frame portion. When connected to the frame, it is inserted into the vertical frame through hole 34 on the rear side and gets caught.

In this embodiment, the first frame latching body 214 is inserted into the rear side 1 vertical frame through hole 34 and then moved downward to facilitate latching to the inner surface of the rear side 1 vertical frame body 32. It is formed to be inclined at a predetermined angle.

The first frame latching extension 215 extends downward from the end of the first frame latching body 214.

When formed as above, even if there is no separate connecting means for connecting the first frame connection member 210 and the rear side 1 vertical frame portion, the first frame connection member 210 is connected to the rear side 1 vertical frame through hole 34 by an operator. When the first frame latching member 214 is inserted, the first frame latching member 214 falls due to its own weight and comes into contact with the bottom of the rear side 1 vertical frame through hole 34. As a result, the first frame connection member 210 can be connected to the rear vertical frame part 1.

In addition, even when separating the first frame connection member 210 from the rear side 1 vertical frame portion, the worker must keep the first frame latching body 214 spaced from the rear side 1 vertical frame through hole 34. By simply lifting the first frame connection member 210 as much as possible, attachment and detachment of the first frame connection member 210 to the rear vertical frame part 1 can be performed simply and quickly.

The second frame connection member 220 constitutes the rear frame portion, stands perpendicular to the installation surface, and is detachably connected to the rear side 2 vertical frame portion, which is disposed at a predetermined distance from the rear side 1 vertical frame portion. That is, the second frame connection body 221, the second insertion hole 222, the second frame bending extension 223, the second frame engaging body 224, and the second frame engaging extension 225. Includes.

The second frame connection body 221 is formed in the shape of a plate with a predetermined area.

The second insertion hole 222 is formed through the second frame connection body 221 and one end portion of the separation prevention member 23 is inserted.

The second frame bending extension 223 extends in a shape bent at a predetermined angle from an end of the second frame connection body 221 in the opposite direction to the portion where the second insertion hole 222 is formed.

When the first frame connection body 211 and the second frame connection body 221 are disposed to face each other, the first frame bending extension 213 and the second frame bending extension 223 are formed in opposite directions. do.

The second frame engaging body 224 protrudes from a surface of the second frame bending extension 223 facing the two vertical frame portions on the rear side, and the second frame connecting member 220 is positioned on the two vertical frame portions on the rear side. When connected to the frame, it is inserted into the two vertical frame through holes on the rear side and gets caught.

In this embodiment, the second frame locking body 224 is formed to be inclined downward at a predetermined angle so as to be easily caught on the inner surface of the rear two vertical frame bodies after being inserted into the rear two vertical frame through-holes.

The second frame locking extension 225 extends downward from the end of the second frame locking member 224.

When formed as described above, even if there is no separate connecting means for connecting the second frame connecting member 220 and the rear two vertical frames, the second frame is caught in the rear two vertical frame through holes by the operator. When the sieve 224 is inserted, it falls due to the weight of the second frame connecting member 220, and the second frame locking body 224 comes into contact with the bottom of the rear two vertical frame through-holes, thereby causing the second frame connecting member 220 to fall. The second frame connection member 220 may be connected to the second frame connection member 220.

In addition, even when separating the second frame connection member 220 from the rear side two vertical frame portions, the worker must separate the second frame engaging member 224 from the rear side two vertical frame through holes. By simply lifting the two frame connecting members 220, the attachment and detachment of the first frame connecting member 210 to the rear two vertical frame parts can be performed simply and quickly.

Hereinafter, a separation prevention structure for a pallet rack according to a third embodiment of the present invention will be described with reference to the drawings.

In carrying out this description, descriptions that overlap with those already described in the first and second embodiments of the present invention will be replaced and omitted here.

Figure 7 is an enlarged view of a portion of the separation prevention structure for a pallet rack according to the third embodiment of the present invention, and Figure 8 is an enlarged view of the first structure constituting the separation prevention structure for a pallet rack according to the third embodiment of the present invention. It is a perspective view showing a part of the frame connecting member, and Figure 9 is an enlarged view of the locking retaining portion applied to the first frame connecting member constituting the separation prevention structure for a pallet rack according to the third embodiment of the present invention, and Figure 10 is an enlarged view showing the locking retaining part of Figure 9 spread out on both sides.

Referring to FIGS. 7 to 10 together, the separation prevention structure for a pallet rack according to this embodiment prevents the separation of the objects from the pallet rack on which the objects are stacked, and includes a first frame connection member 310, It includes a second frame connection member and a separation prevention member 330.

The first frame connection member 310 constitutes a rear frame portion and is detachably connected to the rear first vertical frame portion 31 that stands perpendicular to the installation surface.

The rear side 1 vertical frame portion 31 includes a rear side 1 vertical frame body 32 formed to be elongated by a predetermined length in the vertical direction from the installation surface, and a rear side 1 vertical frame body 32 formed at a predetermined angle at both ends of the rear side 1 vertical frame body 32. A pair of rear side 1 vertical frame bending bodies 33 extending while being bent, and penetrating through the rear side 1 vertical frame body 32, the width of which gradually decreases from the top to the bottom, and a plurality of the above. It includes a rear vertical frame through hole 34 disposed at a predetermined distance along the longitudinal direction of the rear vertical frame body 32.

The first frame connection member 310 includes a first frame connection body 311, a first insertion hole 312, a first frame bending extension 313, a first frame locking body 314, and a first frame connection body 311. 1 Includes a frame locking extension 315 and a locking holding portion 360.

The first frame connection body 311 is formed in the shape of a plate with a predetermined area.

The first insertion hole 312 is formed through the first frame connecting body 311 and one end portion of the separation prevention member 330 is inserted.

The first frame bending extension 313 extends in a bent form from an end of the first frame connecting body 311 in the opposite direction to the portion where the first insertion hole 312 is formed.

The first frame engaging body 314 protrudes from the first frame bending extension 313, and when the first frame connecting member 310 is connected to the rear side 1 vertical frame portion 31, the rear side 1 It gets caught when inserted into the vertical frame through-hole.

The first frame locking extension 315 extends downward from the end of the first frame locking body 314.

When the rear side 1 vertical frame part 31 and the first frame connecting member 310 are connected, the locking holding portion 360 is configured to engage the first frame latching body 314 with respect to the rear side 1 vertical frame through hole. ) is maintained in the jammed state.

In detail, the locking retainer 360 includes a recessed groove 361, a long side locking retainer 362, and a short side locking retaining member 367.

The long side locking member 362 and the short side locking member 367 are formed symmetrically as a pair with respect to an imaginary vertical extension line passing through the center of the first frame locking member 314.

The recessed groove 361 is recessed for a predetermined length in the bottom of the first frame engaging body 314 and is formed to penetrate along the width direction of the first frame engaging body 314.

The long side locking member 362 is formed to have a predetermined length while sloping downward from the upper surface of the recessed groove 361.

In this embodiment, the long side locking retainers 362 are comprised of a pair.

In detail, each of the long side locking retainers 362 includes a long side body 363, a long side extension 364, a long side bending extension 365, and a long side connecting protrusion 366.

The long body 363 protrudes downward from the upper surface of the recessed groove 361, and is inclined from the center to the end of the first frame stopper 314 as it goes outward.

The long body 363 is formed in a shape with a predetermined curvature to facilitate bending when external force is transmitted.

The long side extension 364 extends from the end of the long side body 363 to a predetermined length.

The long side bending extension 365 extends in a bent form from the end of the long side extension 364 toward the first frame locking body 314.

In this embodiment, the long side bending extension 365 is formed perpendicular to the long side extension 364.

The long side connecting protrusion 366 protrudes from the upper surface of the long side extension body 364 and is connected to the long side engaging retaining body 362 and the short side engaging retaining body 367 in the short side connecting groove 371 to be described later. is inserted.

The short-side locking retainer 367 is disposed spaced apart from the long-side locking retainer 362 on the upper surface of the recessed groove 361, and is inclined downward and formed to a predetermined length, wherein the long-side locking retainer ( 362), it is formed with a relatively short length.

In this embodiment, the single-side locking retainers 367 are comprised of a pair.

In detail, each of the one-side locking retainers 367 includes a one-side body 368, a one-side extension 369, a one-side bending extension 370, a one-side connecting groove 371, and a one-side inclined surface 372.

The short body 368 protrudes downward at a point spaced outward from the long side locking body 362 on the upper surface of the recessed groove 361, and extends from the center of the first frame locking body 314 toward the distal end. It is formed obliquely.

The short-side extension 369 extends from the end of the short-side body 368 to a predetermined length.

The short-side bending extension 370 is bent at the end of the short-side extension 369 in the same direction as the long-side bending extension 365.

In this embodiment, the one-side bending extension 370 is formed perpendicular to the one-side extension 369.

The short side connecting groove 371 is recessed at a predetermined depth in the bottom of the short side extension body 369, and the long side connecting protrusion 366 is formed so that the long side engaging retainer 362 and the short side engaging retaining member 367 are connected to each other. can be inserted.

When the long side connection protrusion 366 and the short side connection groove 371 are connected to the short side separation prevention body, they also guide the positions where they are connected to each other.

The minor axis inclined surface is formed to be inclined on the outer surface of the point where the short side extension 369 and the short side bent extension 370 meet.

The short side inclined surface 372 prevents interference between the long side bending extension body 365 and the short side extension body 369 when the long side separation prevention body and the short side separation prevention body are connected to each other.

When the first frame connecting member 310 is connected to the rear first vertical frame portion 31 as shown in FIG. 9 with the locking holding portion 360 formed as described above, the first frame locking body 314 When inserted into the rear side 1 vertical frame through-hole, the first frame connecting member 310 is lowered by its own weight and the bottom surface of the first frame latching body 314 is aligned with the inner bottom surface of the rear side 1 vertical frame through hole. By coming into contact with, the first frame latching body 314 is caught on the rear side vertical frame part 1 31, and the bottom surface of the first frame latching body 314 is on the inner bottom surface of the rear side 1 vertical frame through hole. When brought into contact, the pair of long side locking retainers 362 each spread relatively further outward due to the self-weight of the first frame connecting member 310 and are positioned at both ends of the first frame locking member 314. It protrudes more than that.

In addition, the pair of long-side locking retainers 362 are relatively further apart to pressurize the pair of short-side locking retainers 367, so that the pair of short-side locking retainers 367 each move toward the outside. It opens relatively further toward the end and protrudes more than both ends of the first frame locking body 314, and at the same time fills the space between the first frame locking body 314 and the pair of long side locking retainers 362. Limits the degree of opening of the pair of long-side locking retainers 362, and when the first frame locking member 314 is inserted into the rear side first vertical frame through-hole and is caught, each long-side locking retainer ( 362) and each of the single-side locking retainers 367 protrude to the outside of the first frame locking body 314 and are caught together on the inner side of the rear side 1 vertical frame body, thereby being connected to the rear side 1 vertical frame through hole. The engaging state of the first frame engaging body 314 can be maintained.

Due to the weight of the first frame connecting member 310, the one-side locking body 367 is connected to the upper surface of the short-side extension body 369 and the inner surface of the commercial one-side bending extension body 370 (the first frame locking body 314 ) is spread until the surface facing the outer surface of the first frame engaging body 314 contacts the bottom and outer surfaces, respectively, and the long engaging retaining body 362 is the upper surface of the long extending body 364. And the inner surface of the long side bending extension 365 (the surface facing the outer surface of the short side bending extension 370) is in contact with the bottom surface of the upper short side extension 369 and the outer surface of the short side bending extension 370, respectively. It will happen until

Then, the short-side locking retainer 367 and the long-side locking retainer 362 come into contact with the lower side of the first frame locking member 314 without any empty space, thereby providing the first frame connecting member 310 with the first locking member 310. 1 The locked state of the frame locking body 314 can be made more firmly.

In this embodiment, the locking holding portion 360 is formed on the first frame connecting member 310 as an example, but the first frame connecting member 310 and the second frame connecting member have the same shape. As it is formed, the locking holding portion 360 is formed on the second frame connecting member so that when the second frame connecting member is connected to the rear side 2 vertical frame portion, it may be caught on the rear side 2 vertical frame section, It goes without saying that it also falls within the scope of the present invention.

Although the present invention has been shown and described in relation to specific embodiments in the above, those skilled in the art can modify the present invention in various ways without departing from the spirit and scope of the present invention as set forth in the claims below. You will see that it can be changed. However, we would like to make it clear that all such modifications and modified structures are included within the scope of the present invention.

According to the separation prevention structure for a pallet rack according to an aspect of the present invention, the rear side 1 vertical frame part is applied across the rear side 1 vertical frame part and the rear side 2 vertical frame parts applied to the rear frame part constituting the pallet rack. And since at least some of the openings between the two vertical frame portions on the rear side are blocked, the object stacked on the pallet rack can be prevented from leaving, so its industrial applicability is said to be high.

10: Pallet rack
20: Front frame part
30: Rear frame part
45: Connection frame part
50: shelf part
100: Breakaway prevention structure for pallet rack
110: first frame connection member
111: first frame connection body
112: first insertion hole
113: first through hole
120: second frame connection member
121: second frame connection body
122: second insertion hole
123: second through hole
130: Breakaway prevention member

Claims (5)

A front frame portion made of a plurality of frames connected to each other, a rear frame portion made of a plurality of frames connected to each other and disposed at a predetermined distance behind the front frame portion, and connecting the front frame portion and the rear frame portion. It is applied to a pallet rack consisting of a connecting frame part and a shelf part interposed between the front frame part and the rear frame part and on top of which the object is placed, to prevent the object from being separated from the pallet rack,
a first frame connecting member that constitutes the rear frame portion and is detachably connected to the rear vertical frame portion that stands perpendicular to the installation surface;
a second frame connection member that constitutes the rear frame portion, stands perpendicular to the installation surface, and is detachably connected to the second rear vertical frame portion disposed at a predetermined distance from the rear first vertical frame portion; and
It includes a separation prevention member whose end portions on both sides are respectively connected to the first frame connection member and the second frame connection member and is disposed in a form crossing between the rear first vertical frame portion and the rear second vertical frame portion; ,
The rear vertical frame part 1 is
A vertical frame body on the rear side that is formed to have a predetermined length in the vertical direction,
a pair of rear side 1 vertical frame bending bodies extending while being bent at both ends of the rear side 1 vertical frame body;
A plurality of rear side one vertical frames penetrate through the rear side one vertical frame body, the width of which gradually decreases from the top to the bottom, and are disposed at predetermined intervals along the longitudinal direction of the rear side one vertical frame body. Contains a through hole,
The rear two vertical frames are
Two vertical frame bodies on the rear side that are formed to have a predetermined length in the vertical direction,
a pair of rear side two vertical frame bending bodies extending while being bent at both ends of the rear side two vertical frame bodies;
2 rear vertical frames that penetrate the rear 2 vertical frame body, the width of which is gradually reduced from the top to the bottom, and a plurality of rear 2 vertical frames are disposed at predetermined intervals along the longitudinal direction of the rear 2 vertical frame bodies. Contains a through hole,
The first frame connecting member is
A first frame connection body formed in the form of a plate with a predetermined area,
a first insertion hole formed through the first frame connection body and into which one end of the separation prevention member is inserted;
a first frame bending extension extending in a bent form from an end of the first frame connecting body in a direction opposite to the portion where the first insertion hole is formed;
A first frame locking member that protrudes from the first frame bending extension and is inserted into and caught in the rear first vertical frame through-hole when the first frame connection member is connected to the rear first vertical frame portion;
It includes a first frame engaging extension extending downward from an end of the first frame engaging body,
The second frame connecting member is
A second frame connection body formed in the form of a plate of a predetermined area,
a second insertion hole formed through the second frame connection body and into which one end of the separation prevention member is inserted;
a second frame bending extension extending in a bent form from an end of the second frame connecting body in a direction opposite to the portion where the second insertion hole is formed;
a second frame engaging member that protrudes from the second frame bending extension and is inserted into and caught in the rear two vertical frame through-holes when the second frame connection member is connected to the rear two vertical frame portions;
It includes a second frame engaging extension extending downward from an end of the second frame engaging body,
In a state where the first frame connection member and the second frame connection member are respectively connected to the rear side 1 vertical frame part and the rear side 2 vertical frame part, the separation prevention member is connected to the rear side 1 vertical frame part and the rear side vertical frame part. The pallet is connected to the first frame connection member and the second frame connection member in a form that blocks a portion of the opening between the rear side first vertical frame section and the rear side two vertical frame sections across the two vertical frame sections. A separation prevention structure for a pallet rack, characterized in that the separation prevention structure of the stacked object can be prevented from the rack. delete delete delete According to claim 1,
The first frame connecting member is
When the rear side 1 vertical frame part and the first frame connection member are connected, a locking retaining part that maintains the first frame latching body with respect to the rear side 1 vertical frame through hole,
The jamming part is
a recessed groove recessed for a predetermined length in the bottom of the first frame engaging body;
a long-side locking retainer formed to a predetermined length and inclined downward from the upper surface of the recessed groove;
It is disposed on the upper surface of the recessed groove to be spaced outwardly from the long-side locking retainer, is inclined downward and has a predetermined length, and includes a short-side locking retainer formed in a relatively short length compared to the long-side locking retainer; ,
The long-side locking retainer and the short-side locking retainer are formed as a pair symmetrically based on an imaginary vertical extension line passing through the center of the first frame locking member,
Each of the long side locking retainers is
a long body that protrudes downward from the upper surface of the recessed groove and is inclined from the center to the end of the first frame locking body as it goes outward;
a long side extension extending from the end of the long side body to a predetermined length;
a long side bending extension extending in a bent form from an end of the long side extension toward the first frame stopper;
It includes a long side connecting protrusion protruding from the upper surface of the long side extension,
Each of the single-side locking retainers is
A short body that protrudes downward at a point spaced outwardly from the long side locking member on the upper surface of the recessed groove and is inclined from the center of the first frame locking member toward a distal end;
a single-sided extension extending from the end of the single-sided body to a predetermined length;
a single-side bending extension bent at the end of the short-side extension in the same direction as the direction in which the long-side bending extension was bent;
a short-side connecting groove recessed at a predetermined depth in the bottom of the short-side extension, into which the long-side connecting protrusion can be inserted so that the long-side engaging retaining body and the short-side engaging retaining body are connected to each other;
It includes a single-side inclined surface formed to be inclined on an outer surface of a point where the short-side extension and the short-side bending extension meet,
When the first frame connection member is connected to the rear side first vertical frame portion and the first frame engaging member is inserted into the rear side first vertical frame through hole, the first frame connection member is lowered by its own weight and the first frame connection member is lowered by its own weight. The bottom surface of the frame locking body comes into contact with the inner bottom surface of the rear side 1 vertical frame through-hole, so that the first frame locking body is caught in the rear side 1 vertical frame part,
When the bottom surface of the first frame locking body comes into contact with the inner bottom surface of the rear side 1 vertical frame through-hole, the pair of long side locking holding members each spread relatively further outward due to the self-weight of the first frame connecting member. It protrudes more than both ends of the first frame stopper,
The pair of long-side locking retainers spread relatively further apart and pressurize each of the pair of short-side locking retainers, so that the pair of short-side locking retainers also spread relatively further outward to cover both sides of the first frame locking member. It protrudes more than the end and at the same time fills the space between the first frame locking body and the pair of long side locking retainers to limit the degree of opening of the pair of long side locking retainers, and the first frame locking body is When inserted into the rear side vertical frame through hole and caught, each of the long side locking retainers and each of the short side locking retainers protrude to the outside of the first frame locking member and are together on the inner surface of the rear side vertical frame body. A separation prevention structure for a pallet rack, characterized in that the first frame locking body can be maintained in a hooked state with respect to the rear side first vertical frame through-hole by being caught.