Assembly type pallet

Abstract

The present invention provides an assembly type pallet, elements of which are configured as disassemblable elements, so that the pallet can be easily and quickly assembled when it is used, and can be easily and quickly disassembled when it is kept in storage or is moved. Thus, the pallet is easily handled by workers. The pallet includes: an upper plate unit having a rectangular shape, with a plurality of pressed embossments formed on the upper plate unit; a lower plate unit placed opposed to the upper plate unit, the lower plate unit having a rectangular shape with a plurality of pressed embossments formed on the lower plate unit; and a locking unit placed between the upper and lower plate units and locking the upper and lower plate units to each other.

1 . An assembly type pallet comprising an upper plate unit and a lower plate unit, wherein the upper and lower plate units are locked to each other using a locking unit. 
   
   
       2 . The assembly type pallet according to  claim 1 , wherein the upper and lower plate units have the same construction, with a plurality of pressed embossments having respective locking holes formed on a surface of each of the upper and lower plate units, and wherein the upper and lower plate units are placed opposite each other. 
   
   
       3 . The assembly type pallet according to  claim 2 , wherein each of the upper and lower plate units is provided with a bent part along an edge thereof. 
   
   
       4 . The assembly type pallet according to  claim 1 , wherein the upper and lower plate units have the same construction, each of the upper and lower plate units comprising a plurality of longitudinal horizontal frames and a plurality of longitudinal vertical frames, with a plurality of locking holes formed in each of the horizontal and vertical frames, wherein the horizontal and vertical frames are arranged to cross each other and form a lattice structure. 
   
   
       5 . The assembly type pallet according to  claim 4 , wherein each of the horizontal frames and the vertical frames of the upper and lower plate units is provided with a longitudinal space therein such that the longitudinal space is open at opposite ends of the frame, with a locking hole formed in each of the horizontal and vertical frames at an intersection of the horizontal and vertical frames, and a depression formed around the locking hole and having a diameter larger than that of the locking hole. 
   
   
       6 . The assembly type pallet according to  claim 4 , further comprising:
 a cover unit for covering each open end of the horizontal and vertical frames.   
   
   
       7 . The assembly type pallet according to  claim 6 , wherein the cover unit is provided with locking lugs, and each open end of the horizontal and vertical frames is provided with locking slots in upper and lower sides thereof, so that when the cover unit covers the open end of the horizontal and vertical frames, the locking lugs are inserted into the locking slots. 
   
   
       8 . The assembly type pallet according to  claim 1 , wherein the locking unit comprises: a spacing leg placed between the upper and lower plate units and communicating with the locking holes of the upper and lower plate units; and a nut and a bolt provided in the spacing leg to lock the upper and lower plate units to each other. 
   
   
       9 . The assembly type pallet according to  claim 8 , wherein the locking unit comprises:
 a bolt passing through the spacing leg such that opposite ends of the bolt protrude outside the upper and lower plate units; and   a nut tightened to each end of the bolt protruding outside the upper and lower plate units, thus locking the upper and lower plate units to each other.   
   
   
       10 . The assembly type pallet according to  claim 9 , further comprising: a washer provided between the bolt and the nut. 
   
   
       11 . The assembly type pallet according to  claim 8 , wherein the locking unit comprises:
 a first locking member placed in the spacing leg and comprising a head at one end thereof and an externally threaded shank extending from the head; and   a second locking member comprising a head at one end thereof and an internally threaded bushing engaging with the externally threaded shank of the first locking member.   
   
   
       12 . The assembly type pallet according to  claim 8 , wherein the locking unit comprises:
 a first locking member placed in the spacing leg and comprising a head at one end thereof and a corrugated shank longitudinally extending from the head; and   a second locking member comprising a head at one end thereof and a corrugated shank engaging with the corrugated shank of the first locking member through fitting.   
   
   
       13 . The assembly type pallet according to  claim 9 , wherein the locking unit comprises:
 a locking leg member, with a corrugated shank formed on each of upper and lower ends of the locking leg member and having a diameter smaller than that of a body of the locking leg member; and   a corrugated locking member tightened to the corrugated shank of the locking leg member through fitting.   
   
   
       14 . The assembly type pallet according to  claim 13 , further comprising:
 a spacing leg placed between the upper and lower plate units and covering the locking leg member.   
   
   
       15 . The assembly type pallet according to  claim 9 , wherein the locking unit comprises:
 a locking leg member, with a shank having external threads formed on each of upper and lower ends of the locking leg member; and   a nut tightened to the shank of the locking leg member in a screw engagement.   
   
   
       16 . The assembly type pallet according to  claim 15 , further comprising:
 a spacing leg placed between the upper and lower plate units and covering the locking leg member.   
   
   
       17 . The assembly type pallet according to  claim 8 , wherein the locking unit comprises:
 a locking leg member, with a shank having a diameter smaller than that of a body of the locking leg member and formed on each of upper and lower ends of the locking leg member and inserted into the locking holes of the upper and lower plate units, wherein ends of the shanks are bent to be locked to the upper and lower plate units.   
   
   
       18 . The assembly type pallet according to  claim 17 , further comprising: a spacing leg placed between the upper and lower plate units and covering the locking leg member. 
   
   
       19 . The assembly type pallet according to  claim 1 , wherein each of the horizontal and vertical frames of the upper and lower plate units is provided with a longitudinal channel in an upper or lower surface thereof, with a locking hole formed at each intersection of the horizontal and vertical frames. 
   
   
       20 . The assembly type pallet according to  claim 19 , further comprising:
 a cover unit fitted into each end of each horizontal frame of the upper and lower plate units, such that the cover unit is fitted into the longitudinal channel of the horizontal frame.   
   
   
       21 . The assembly type pallet according to  claim 19 , further comprising:
 a spacing leg installed such that the leg communicates with the locking holes of the horizontal and vertical frames of the upper and lower plate units; and   a bolt passed through the spacing leg and locked to the upper and lower plate units using a nut, thus locking the upper and lower plate units to each other.   
   
   
       22 . The assembly type pallet according to  claim 21 , wherein each of the horizontal frames of the upper and lower plate units is provided with a locking slot on each end thereof. 
   
   
       23 . The assembly type pallet according to  claim 22 , wherein each of upper and lower open ends of the cylindrical spacing leg is covered with a support, wherein the support is provided with a locking hole in a center thereof and with a bent part having a locking rail, and seats a horizontal frame of the upper and lower plate units therein. 
   
   
       24 . The assembly type pallet according to  claim 21 , wherein the spacing leg is configured to have a cylindrical shape having upper and lower open ends and is closed by a support at each of the upper and lower ends thereof, wherein the support comprises a bent part having a locking rail on an inner surface thereof, with a circular pressed embossment formed in the support and provided with a locking hole in a center thereof, the circular pressed embossment being engaged with each of the upper and lower open ends of the spacing leg. 
   
   
       25 . The assembly type pallet according to  claim 24 , further comprising:
 a support bracket placed between the horizontal frame and the vertical frame of each of the upper and lower plate units.   
   
   
       26 . The assembly type pallet according to  claim 25 , wherein the support bracket comprises: a locking hole formed through a center thereof, and a horizontal bent part and a vertical bent part, bent upwards and downwards, respectively, at locations around the locking hole. 
   
   
       27 . The assembly type pallet according to  claim 21 , wherein the spacing leg is configured as a cubic column shape having open upper and lower ends, with locking rails formed on an outer surface of the open upper and lower ends of the spacing leg and engaged with the longitudinal channels of the horizontal frames of the upper and lower plate units, and a seat formed by bending front and rear walls of the spacing leg outwards between sidewalls of the spacing leg having the locking rails at each of the open upper and lower ends of the spacing leg, so that a horizontal frame of the upper and lower plate units is seated in the seat. 
   
   
       28 . The assembly type pallet according to  claim 27 , wherein the seat of the spacing leg is provided with a locking slot, and each of the horizontal frames and the vertical frames of the upper and lower plate units is provided with a locking slot corresponding to the locking slot of the seat, so that the upper and lower plate units are locked to the upper and lower seats of the spacing leg using rivets.