CN213084354U - Gravity type goods shelf - Google Patents

Abstract

The utility model relates to a gravity type goods shelf, which comprises a plurality of upright post pieces, a pull rod, a cross beam and a track, wherein each upright post piece comprises two upright posts and a plurality of support rods arranged between the two upright posts; the pull rod is positioned between two vertical column pieces which are adjacent in the longitudinal direction, and two ends of the pull rod are respectively and fixedly connected with the two adjacent vertical columns; two ends of the goods shelf are respectively defined as a goods inlet and a goods taking port along the direction of the pull rod, two ends of the cross beam are respectively fixedly connected with two transversely adjacent upright posts, and the cross beams are sequentially arranged in an inclined manner from the goods inlet to the goods taking port; the track is fixed on a plurality of longitudinally adjacent crossbeams, a rolling groove is formed in one end, close to the goods inlet, of the track, a plurality of uniformly distributed rollers and a speed reducer located below the rollers are arranged in the rolling groove, and a pattern convex part is arranged at the top of the other end of the track. The utility model discloses can cushion the impact force that goods got goods mouthful one end to goods shelves in the use greatly.

Description

Gravity type goods shelf

Technical Field

The utility model relates to a storage goods shelves technical field specifically is a gravity type goods shelves.

Background

With the rapid development of modern industry, the logistics is greatly increased, the requirement on the modern management of the warehouse is continuously improved, and the gravity type warehouse adopts a first-in first-out storage mode and is convenient to use, so that the gravity type warehouse is widely applied to the fields of distribution, sorting, storage and the like. Gravity type goods shelves structure is similar with crossbeam formula goods shelves, just installs the drum-type track that inclines on the crossbeam, has placed the goods on the goods inlet of goods shelves one end, and the goods relies on the dead weight to slide to the getting goods mouth of the other end along the track is automatic, makes things convenient for fork truck directly to insert from getting the goods mouth and gets the goods. But in the use, the goods can apply huge impact force to goods shelves access hole one end because self power speed is too fast to shorten the life of goods shelves, bring very big inconvenience for the freight. Therefore, the gravity type goods shelf is designed to greatly buffer the impact force of goods on one end of the goods taking opening of the goods shelf in the using process.

SUMMERY OF THE UTILITY MODEL

Weak point to prior art exists, the utility model provides a gravity type goods shelves has buffer structure, can cushion the impact force of goods to goods shelves delivery port one end in the use greatly.

The utility model adopts the following technical scheme:

a gravity type goods shelf comprises a plurality of upright column pieces, pull rods, cross beams and rails.

The upright piece comprises two uprights and a plurality of support rods arranged between the two uprights; the pull rod is positioned between two vertical column pieces which are adjacent in the longitudinal direction, and two ends of the pull rod are respectively and fixedly connected with the two adjacent vertical columns; two ends of the goods shelf are respectively defined as a goods inlet and a goods taking port along the direction of the pull rod, two ends of the cross beam are respectively fixedly connected with two transversely adjacent upright posts, and the cross beams are sequentially arranged in an inclined manner from the goods inlet to the goods taking port; the track is fixed on the vertical adjacent crossbeam of a plurality of, the track has been seted up near the one end of getting the goods mouth to roll the groove, roll the inslot and be equipped with a plurality of evenly distributed's cylinder, be close to the cylinder one side of getting the goods mouth and be equipped with decelerator, decelerator includes the baffle, fixed plate and a plurality of torsional spring, the torsional spring both ends respectively with the baffle, fixed plate fixed connection, the tank bottom at the groove that rolls is fixed to the fixed plate, baffle and fixed plate are acute angle distribution, baffle and track are located the one end of getting the goods mouth and are obtuse angle distribution, and the baffle top stretches out outside the roll groove and to buckling near the direction of getting the goods mouth, the track is close to the one.

The pull rod hanging pieces are arranged at two ends of the pull rod and are L-shaped, and an upright piece connecting hole for connecting an upright is formed in one side, away from the pull rod, of each pull rod hanging piece; the upright post is provided with a plurality of pull rod connecting holes for connecting the pull rod, and the upright post piece connecting holes are opposite to the pull rod connecting holes.

So set up, the bolt passes stand piece connecting hole and pull rod connecting hole, adopts the nut to screw up again, fixed connection pull rod and stand to two vertical adjacent stand pieces of fixed connection.

The beam body top of the first beam is provided with a plurality of first connecting plates, and one ends of the first connecting plates, which are far away from the goods inlet, are provided with first fixing holes; the top of the beam body of the second cross beam is provided with a plurality of second connecting plates, and two ends of each second connecting plate are provided with second fixing holes; a heightening pipe is arranged at the top of the beam body of the third cross beam, a third connecting plate is arranged at the top of the heightening pipe, and third fixing holes are formed in two ends of the third connecting plate; the beam body of the front cross beam is L-shaped and is used for placing a track; a plurality of fixed channels are formed in the bottom of the rolling groove, and the first fixed hole, the second fixed hole and the third fixed hole are all opposite to the fixed channels.

So set up, the track is close to the one end of getting the goods mouth and places on the L shape roof beam body of crossbeam in the front, and first fixed orifices, second fixed orifices and third fixed orifices are passed through to other end bottom to realize with first crossbeam, second crossbeam, third crossbeam fixed connection, wherein fill up the height pipe and be used for remedying the difference in height between track and the crossbeam, guarantee that track and crossbeam contact.

Further, a support beam for supporting the front cross beam is arranged at the bottom of the beam body of the front cross beam and is L-shaped.

So set up, a supporting beam plays the effect of the roof beam body of supporting front beam, improves front beam's the dead weight.

Further, the height of the beam body of the front cross beam is larger than the height of one end, close to the goods taking opening, of the rail.

So set up, the roof beam body of front beam plays the effect that blocks the goods, prevents goods roll-off goods shelves.

Further, the inner side of the beam body of the front beam is provided with a front beam elastic pad used for buffering the impact force of the goods, and the front beam elastic pad is positioned above the track.

So set up, front beam cushion is used for buffering the goods to the impact force of goods mouth one end is got to the goods shelves to the life of extension goods shelves.

Further setting up, two be convenient for fork truck insert get the goods groove of getting of goods are seted up to the roof beam body top of aforementioned front beam.

So set up, make things convenient for fork truck to insert the tray of goods bottom through getting the goods groove to take off the goods.

And the rotating shaft is arranged at the axis of the roller, two ends of the rotating shaft are respectively connected with the groove walls on two sides of the rolling groove in a circumferential rotating manner, and the outer wall of the roller extends out of the rolling groove.

So set up, the cylinder is connected through pivot and track both sides circumferential direction, and reduces the frictional force between track and the goods through the cylinder, makes the goods quick downstream to get the goods mouth.

Further provided, the outer side of the baffle is coated with a baffle elastic cushion.

So set up, the baffle cushion is used for buffering the goods to the impact force of baffle to extension decelerator's life.

Advantageous effects

Compared with the prior art, the utility model provides a gravity type goods shelves possesses following beneficial effect:

the utility model provides a gravity type goods shelf, which leads the track to incline downwards through the inclined arrangement of a first beam, a second beam, a third beam and a front beam, and is convenient for goods to slide downwards from a goods inlet to a goods taking port along the track by utilizing the dead weight; the friction force between the rail and the goods is reduced through the roller, so that the goods can rapidly move downwards to the goods taking port; the speed reducer applies an upward reaction force to the goods through the torsion spring and the baffle plate, so that the downward moving speed of the goods is reduced; the friction force of the goods on the rail is increased through the pattern convex parts, the downward moving speed of the goods is further slowed down, so that the impact force of the goods on one end of the goods taking opening of the goods shelf is reduced, and the service life of the goods shelf is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the first cross member;

FIG. 3 is a schematic structural view of a second beam;

FIG. 4 is a schematic structural view of a third beam;

FIG. 5 is a schematic structural view of the front cross member;

FIG. 6 is a top view of the track;

FIG. 7 is a cross-sectional view taken at A in FIG. 6;

fig. 8 is an enlarged schematic view at B in fig. 7.

Reference numerals: 1. a column sheet; 11. a column; 111. a groove bottom convex part; 112. a groove wall convex part; 113. a longitudinal connecting hole; 114. a pull rod connection hole; 115. a transverse connecting hole; 12. flat supporting; 13. obliquely supporting; 131. supporting the connecting hole; 2. a pull rod; 21. a pull rod hanging piece; 211. connecting holes of the upright post pieces; 31. a first cross member; 311. a first connecting plate; 3111. a first fixing hole; 32. a second cross member; 321. a second connecting plate; 3211. a second fixing hole; 33. a third cross member; 331. a heightening pipe; 332. a third connecting plate; 3321. a third fixing hole; 34. a front cross member; 341. a support beam; 342. a front beam spring pad; 343. a goods taking groove; 35. a beam hanger; 351. connecting holes of the upright posts; 4. a track; 41. a rolling groove; 411. a fixed channel; 412. a drum; 4121. a rotating shaft; 413. a reduction gear; 4131. a baffle plate; 4132. a fixing plate; 4133. a torsion spring; 4134. a baffle plate elastic cushion; 42. pattern convex parts; 5. a cargo inlet; 6. and a goods taking port.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, wherein fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic structural view of a first cross member, fig. 3 is a schematic structural view of a second cross member, fig. 4 is a schematic structural view of a third cross member, fig. 5 is a schematic structural view of a front cross member, fig. 6 is a plan view of a rail, fig. 7 is a cross-sectional view of a position a in fig. 6, and fig. 8 is an enlarged schematic view of a position B in fig. 7. The utility model discloses a preferred gravity type goods shelves of an embodiment, including a plurality of stand pieces 1, pull rod 2, crossbeam and track 4.

The column sheet 1 comprises two columns 11 and a plurality of support rods, and the support rods comprise flat supports 12 and inclined supports 13.

The cross section of the upright post 11 is U-shaped, an inward arched groove bottom convex part 111 is arranged in the middle of the U-shaped groove bottom of the upright post 11, an inward arched groove wall convex part 112 is arranged on the U-shaped groove wall of the upright post 11, and the groove bottom convex part 111 and the groove wall convex part 112 both have the function of reinforcing the structural strength of the upright post 11.

The convex part 112 of the groove wall is provided with a plurality of longitudinal connecting holes 113 for connecting the flat support 12 or the inclined support 13, and two ends of the flat support 12 and the inclined support 13 are respectively positioned in the U-shaped grooves of two adjacent vertical columns 11 in the longitudinal direction. The horizontal distribution of flat support 12, the slope of bearing diagonal 13 distributes, flat support 12 and bearing diagonal 13 all are the C shape, flat support 12 and 13 both ends of bearing diagonal all open the support connecting hole 131 that is used for connecting stand 11, support connecting hole 131 is relative with longitudinal connecting hole 113, the bolt passes longitudinal connecting hole 113 and support connecting hole 131, adopt the nut to screw up again, flat support 12 and stand 11 of fixed connection, and bearing diagonal 13 and stand 11, thereby two vertical adjacent stands 11 of fixed connection, can also further strengthen the structural stability of goods shelves through bearing diagonal 13, increase the bearing capacity of goods shelves.

The pull rod 2 is positioned between two vertical column pieces 1 which are longitudinally adjacent, the pull rod 2 adopts a square pipe, pull rod hanging pieces 21 are welded at two ends of the pull rod 2, and a plurality of pull rod connecting holes 114 for connecting the pull rod 2 are formed in the U-shaped groove wall of the vertical column 11. The pull rod hanging piece 21 is L-shaped, one side, far away from the pull rod 2, of the pull rod hanging piece 21 is provided with a stand column piece connecting hole 211 used for connecting the stand column 11, the stand column piece connecting hole 211 is opposite to the pull rod connecting hole 114, a bolt penetrates through the stand column piece connecting hole 211 and the pull rod connecting hole 114, then the nut is adopted for screwing, the pull rod 2 and the stand column 11 are fixedly connected, and therefore the two vertical adjacent stand column pieces 1 are fixedly connected.

The two ends of the goods shelf are respectively defined as a goods inlet 5 and a goods taking port 6 along the direction of the pull rod 2, and the fork truck places goods on the goods inlet 5 and takes the goods off from the goods taking port 6.

The cross beams comprise a first cross beam 31, a second cross beam 32, a third cross beam 33 and a front cross beam 34 which are sequentially obliquely arranged from the goods inlet 5 to the goods taking port 6, the rails 4 are erected on the longitudinally adjacent cross beams, and the first cross beam 31, the second cross beam 32, the third cross beam 33 and the front cross beam 34 are obliquely arranged to enable the rails 4 to be obliquely downward, so that goods can conveniently slide downward from the goods inlet 5 to the goods taking port 6 along the rails 4 by means of dead weight. The beam bodies of the first beam 31, the second beam 32 and the third beam 33 all adopt cohesive beams, and beam hanging pieces 35 are welded at two ends of the first beam 31, the second beam 32, the third beam 33 and the front beam 34. The U-shaped groove bottom of the upright post 11 is provided with a plurality of transverse connecting holes 115 for connecting the cross beam, and the transverse connecting holes 115 are uniformly distributed on both sides of the groove bottom convex part 111. The crossbeam lacing film 35 is L shape, and it has the stand connecting hole 351 that is used for connecting the stand 11 to open on the crossbeam was kept away from to crossbeam lacing film 35 one side, and stand connecting hole 351 is relative with transverse connection hole 115, and the bolt passes stand connecting hole 351 and transverse connection hole 115, adopts the nut to screw up again, fixed connection crossbeam and stand 11 to two horizontal adjacent stands 11 of fixed connection.

The first cross beam 31 is positioned at one end of the goods inlet 5 of the goods shelf, four first connecting plates 311 are welded at the top of the beam body of the first cross beam 31, one end, far away from the goods inlet 5, of each first connecting plate 311 is provided with a first fixing hole 3111, one end, close to the goods inlet 5, of each rail 4 is provided with a rolling groove 41, four fixing channels 411 are arranged at the bottoms of the rolling grooves 41, the first fixing holes 3111 are opposite to the fixing channels 411, and then bolts penetrate through the fixing channels 411 and the first fixing holes 3111 and are screwed tightly by nuts to fixedly connect the first cross beam 31 and the rails 4; the second beam 32 and the third beam 33 are both positioned between the goods inlet 5 and the goods taking port 6, four second connecting plates 321 are welded on the top of the beam body of the second beam 32, second fixing holes 3211 are formed in both ends of the second connecting plates 321, the second fixing holes 3211 are opposite to the fixing channels 411, and then bolts penetrate through the fixing channels 411 and the second fixing holes 3211 and are screwed down by nuts to fixedly connect the second beam 32 and the rails 4; the top of the beam body of the third beam 33 is welded with a padding pipe 331, and the padding pipe 331 is used for making up the height difference between the rail 4 and the beam and ensuring that the rail 4 is in contact with the beam. A third connecting plate 332 is welded on the top of the heightening pipe 331, third fixing holes 3321 are formed in two ends of the third connecting plate 332, the third fixing holes 3321 are opposite to the fixing channel 411, and then bolts penetrate through the fixing channel 411 and the third fixing holes 3321 and are screwed down by nuts to fixedly connect the third cross beam 33 and the track 4; the front cross beam 34 is located at one end of the goods taking opening 6 of the goods shelf, the beam body of the front cross beam 34 is L-shaped, so that one end of the track 4 close to the goods taking opening 6 can be placed on the beam body of the front cross beam 34, one end of the track 4 close to the goods taking opening 6 is placed on the L-shaped beam body of the front cross beam 34, and the bottom of the other end of the track is connected with the first cross beam 31, the second cross beam 32 and the third cross beam 33 through bolts. The height of the beam body of the front cross beam 34 is larger than the height of one end, close to the goods taking opening 6, of the track 4, and the beam body of the front cross beam 34 can also play a role in blocking goods and preventing the goods from sliding out of the goods shelf. A supporting beam 341 is welded at the bottom of the beam body of the front cross beam 34, the supporting beam 341 is L-shaped, and two ends of the supporting beam 341 are fixedly connected with the hanging pieces, so that the effect of supporting the beam body of the front cross beam 34 is achieved, and the load capacity of the front cross beam 34 is improved. The beam body inner side of the front beam 34 is adhered with a front beam elastic pad 342, the front beam elastic pad 342 is positioned above the track 4, and the front beam elastic pad 342 is used for buffering the impact force of goods on one end of the goods shelf goods taking opening 6, so that the service life of the goods shelf is prolonged. Two goods taking grooves 343 are formed in the top of the beam body of the front cross beam 34, so that a forklift can conveniently insert a tray at the bottom of goods through the goods taking grooves 343, and the goods can be taken down.

A plurality of uniformly distributed rollers 412 are disposed in the rolling groove 41. The axle center of the roller 412 is rotatably connected with a rotating shaft 4121, two ends of the rotating shaft 4121 are respectively and circumferentially and rotatably connected with two side groove walls of the rolling groove 41 through bearings, the outer wall of the roller 412 extends out of the rolling groove 41, friction between the rail 4 and the goods is reduced through the roller 412, and the goods are rapidly and downwardly moved to the goods taking port 6. The rolling groove 41 is also provided with a speed reducer 413, the speed reducer 413 is positioned on one side of the roller 412 close to the goods taking port 6, and the speed reducer 413 comprises a baffle 4131, a fixed plate 4132 and a plurality of torsion springs 4133. The two ends of the torsion spring 4133 are respectively inserted into the baffle 4131 and the fixing plate 4132, and are welded with the baffle 4131 and the fixing plate 4132, the fixing plate 4132 is fixed at the bottom of the rolling groove 41 by bolts, the baffle 4131 and the fixing plate 4132 are distributed in an acute angle, the baffle 4131 and one end of the rail 4 at the goods inlet 5 are distributed in an obtuse angle, and the top of the baffle 4131 extends out of the rolling groove 41 and bends towards the goods taking port 6, so that when the goods moves downwards to the speed reducer 413, the goods press towards the baffle 4131 by inertia, the baffle 4131 compresses the torsion spring 4133 downwards, and when the torsion spring 4133 is compressed, the baffle 4131 applies an upward reaction force to the goods, so as to slow down the downward moving speed of the goods, but because the weight of the goods is greater than the elastic force of the torsion spring 4133, the goods press the baffle. The outer side of the damper 4131 is covered with a damper elastic pad 4134, and the damper elastic pad 4134 serves to buffer the impact of the goods against the damper 4131, thereby extending the life span of the decelerator 413. The track 4 is close to the one end top of getting goods mouth 6 and has complicated decorative pattern convex part 42, and decorative pattern convex part 42 is used for increasing the frictional force of goods on track 4, further slows down the downward moving speed of goods to reduce the impact force of goods to goods shelves get goods mouth 6 one end, prolong the life of goods shelves.

The roller 412, the speed reducer 413 and the pattern convex part 42 divide the track 4 into a fast downslide area, a speed reduction area and a slow downslide area from top to bottom,

when the utility model is used, goods are placed at one end of the goods shelf goods inlet 5 through the forklift, and the goods automatically slide down through the roller 412 to pass through the fast downward sliding area and enter the deceleration area; the goods press towards the baffle 4131 by inertia, the baffle 4131 compresses the torsion spring 4133 downwards, the torsion spring 4133 applies an upward reaction force to the goods through the baffle 4131 when being compressed, so that the downward moving speed of the goods is greatly slowed down, but the weight of the goods is greater than the elasticity of the torsion spring 4133, so that the goods press the baffle 4131 to continuously move downwards and enter a low-speed gliding area; the pattern convex parts 42 increase the friction force of the goods on the track 4, further slow down the downward moving speed of the goods, make the goods slowly move to one end of the goods taking opening 6 of the goods shelf until the goods are blocked by the beam body of the front beam 34 at the goods taking opening 6 and do not move downwards any more, the goods contact with the beam body of the front beam 34 through the elastic pad 342 of the front beam, and further buffer the impact force of the goods on one end of the goods taking opening 6 of the goods shelf.

The utility model provides a pair of gravity type goods shelves has buffer structure, can cushion the impact force that goods got 6 one ends of goods mouth to goods shelves in the use greatly to the life of extension goods shelves.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. A gravity type goods shelf is characterized by comprising a plurality of upright pieces (1), pull rods (2), cross beams and rails (4), wherein each upright piece (1) comprises two uprights (11) and a plurality of support rods arranged between the two uprights (11); the pull rod (2) is positioned between two vertical column pieces (1) which are adjacent in the longitudinal direction, and two ends of the pull rod (2) are respectively and fixedly connected with two adjacent vertical columns (11); two ends of the goods shelf are respectively defined as a goods inlet (5) and a goods taking port (6) along the direction of the pull rod (2), two ends of the cross beam are respectively fixedly connected with two transversely adjacent upright posts (11), and the cross beams are sequentially arranged in an inclined manner from the goods inlet (5) to the goods taking port (6); the rail (4) is fixed on a plurality of longitudinal adjacent beams, one end of the rail (4) close to the goods inlet (5) is provided with a rolling groove (41), a plurality of uniformly distributed rollers (412) are arranged in the rolling groove (41), one side of the roller (412) close to the goods taking port (6) is provided with a speed reducer (413), the speed reducer (413) comprises a baffle plate (4131), a fixing plate (4132) and a plurality of torsion springs (4133), two ends of the torsion springs (4133) are respectively and fixedly connected with the baffle plate (4131) and the fixing plate (4132), the fixing plate (4132) is fixed at the bottom of the rolling groove (41), the baffle plate (4131) and the fixing plate (4132) are arranged in an acute angle, one ends of the baffle plate (4131) and the rail (4) close to the goods inlet (5) are arranged in, and the top of the baffle plate (4131) extends out of the rolling groove (41) and is bent towards the direction close to the goods taking opening (6), and the top of one end of the track (4) close to the goods taking opening (6) is provided with a pattern convex part (42).

2. The gravity type goods shelf according to claim 1, wherein the pull rod (2) is provided with pull rod hanging pieces (21) at both ends, the pull rod hanging pieces (21) are L-shaped, and an upright piece connecting hole (211) for connecting an upright (11) is formed in one side of each pull rod hanging piece (21) away from the pull rod (2); the upright post (11) is provided with a plurality of pull rod connecting holes (114) for connecting the pull rod (2), and the upright post piece connecting holes (211) are opposite to the pull rod connecting holes (114).

3. A gravity rack according to claim 1, wherein the cross beams comprise a first cross beam (31), a second cross beam (32), a third cross beam (33) and a front cross beam (34) which are obliquely arranged in sequence from the goods inlet (5) to the goods taking port (6), a plurality of first connecting plates (311) are arranged at the top of the beam body of the first cross beam (31), and one ends of the first connecting plates (311) far away from the goods inlet (5) are provided with first fixing holes (3111); the top of the beam body of the second cross beam (32) is provided with a plurality of second connecting plates (321), and two ends of each second connecting plate (321) are provided with second fixing holes (3211); a height-supporting pipe (331) is arranged at the top of the beam body of the third cross beam (33), a third connecting plate (332) is arranged at the top of the height-supporting pipe (331), and third fixing holes (3321) are formed in two ends of the third connecting plate (332); the beam body of the front cross beam (34) is L-shaped and is used for placing the track (4); a plurality of fixed channels (411) are formed in the bottom of the rolling groove (41), and the first fixed hole (3111), the second fixed hole (3211) and the third fixed hole (3321) are all opposite to the fixed channels (411).

4. A gravity rack according to claim 3, characterized in that the beam bottom of the front beam (34) is provided with a support beam (341) for supporting the front beam (34), the support beam (341) being L-shaped.

5. A gravity rack according to claim 3, wherein the height of the beam body of the front cross beam (34) is greater than the height of the end of the rail (4) adjacent the access opening (6).

6. A gravity rack according to claim 5 wherein the front cross member (34) is provided with front cross member pads (342) on the inside of the body for cushioning the impact force of the load, the front cross member pads (342) being located above the rails (4).

7. A gravity rack according to claim 5 wherein the top of the beam of the front cross beam (34) is provided with two pick-up slots (343) for a forklift to pick up and insert goods.

8. A gravity rack according to claim 1, wherein a rotating shaft (4121) is provided at the axial center of the roller (412), two ends of the rotating shaft (4121) are respectively connected with the two side walls of the rolling groove (41) in a circumferential rotation manner, and the outer wall of the roller (412) extends out of the rolling groove (41).

9. A gravity rack according to claim 1, wherein the outside of said barrier (4131) is covered with a barrier resilient pad (4134).

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