CN217075188U

CN217075188U - Stackable cargo cage

Info

Publication number: CN217075188U
Application number: CN202220843418.9U
Authority: CN
Inventors: 蒋建斌; 吴锡涛; 刘晓; 金珊; 向军; 叶磊; 周笃波
Original assignee: Jinhua Jit Packing Co ltd
Current assignee: Jinhua Jit Packing Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-29
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a stackable cargo cage, which comprises a bottom frame, wherein the bottom frame is provided with a side frame which surrounds the bottom frame for a circle and is fixedly connected with the bottom frame, and four upward corners of the side frame are provided with limiting bulges; four downward corners of the bottom frame are respectively provided with opening and closing devices for limiting the limiting bulges, and each limiting bulge corresponds to each opening and closing device one by one; the opening and closing devices comprise locking pieces, and a linkage device for driving the locking pieces to rotate relative to the limiting bulges is arranged on the bottom frame along the insertion direction of the forklift and between the two opening and closing devices; the utility model discloses installed the device that opens and shuts that is used for the locking to connect the cargo cage on the underframe, the device that opens and shuts let the unable relative movement of cargo cage that piles up from top to bottom, improved the security that piles up from top to bottom of cargo cage, practical and reliable.

Description

Stackable cargo cage

Technical Field

The utility model belongs to the technical field of the cargo cage, concretely relates to can pile cargo cage.

Background

The goods cage can be often used for conveying materials, and is very convenient to use. A plurality of goods cages can be used for stacking goods and materials when large-batch goods and materials are transported, the goods cages filled with the goods and materials can be stacked up and down sometimes, and a large amount of storage space can be saved by placing the goods cages like this. However, the conventional cages are often unstable when stacked up and down, the upper cage is pressed on the lower cage by the goods and the gravity of the upper cage, and the stacked cages are not fixed by the fixing device, so that the risk of toppling over exists, and the safety is poor. Accordingly, there is a need for a stackable cage.

Disclosure of Invention

The utility model discloses to the problem that exists among the prior art, the utility model discloses installed the device that opens and shuts that is used for the locking to connect the cargo cage on the underframe, the device that opens and shuts let the unable relative movement of cargo cage that piles up from top to bottom, improved the security that the cargo cage piles up from top to bottom, practical and reliable.

The invention aims to be realized by the following technical scheme: a stackable cargo cage comprises a bottom frame, wherein a side frame which surrounds the bottom frame for one circle and is fixedly connected with the bottom frame is arranged on the bottom frame, and limiting bulges are arranged at four upward corners of the side frame; four downward corners of the bottom frame are respectively provided with opening and closing devices for limiting the limiting bulges, and each limiting bulge corresponds to each opening and closing device one by one; the device that opens and shuts include the locking piece, just two along fork truck direction of insertion on the underframe the device that opens and shuts between be equipped with the relative spacing protruding pivoted aggregate unit of drive locking piece.

Preferably, the linkage device comprises a connecting rod and a toggle assembly, and the connecting rod is movably connected with the bottom frame and moves relative to the bottom frame under the driving of the linkage device; two ends of the connecting rod are respectively provided with a first rack for driving a locking piece on the opening and closing device to rotate; and a second rack is arranged between the two first racks.

The first rack and the first gear on the shifting assembly are meshed for movement, the first rack can drive the connecting rod to move while moving, the connecting rod can drive the second rack to synchronously move while moving, and the second rack can drive the locking piece on the opening and closing device to rotate while moving.

Preferably, the toggle assembly comprises a first gear, a rotating shaft and a baffle plate, and the first gear is meshed with the second rack; the first gear is fixedly connected with the rotating shaft and synchronously rotates with the rotating shaft, the rotating shaft is provided with a connecting piece, the connecting piece is fixedly connected with the baffle, and the rotating shaft and the baffle synchronously rotate; the baffle rotates and simultaneously drives the first gear to rotate, and the first gear rotates and simultaneously drives the second rack and the connecting rod fixedly connected with the second rack to move.

Fork truck inserts the underframe, will take place to rotate when baffle in the underframe and fork truck contact, the baffle pivoted drives rotation axis and rotation epaxial first gear synchronous rotation simultaneously, and first gear revolve will drive the second rack meshing removal like this, when the second rack removes connecting rod synchronous movement.

Preferably, the rotating shaft is mounted on a support frame of the bottom frame through a bearing, and the support frame is detachably connected with the bottom frame; the connecting piece and the support frame are provided with a return spring between, one end of the return spring is fixedly connected with the connecting piece, and the other end of the return spring is fixedly connected with the support frame.

The rotating shaft is provided with a connecting piece, and a return spring is arranged between the connecting piece and the supporting frame; the baffle plates are mutually vertical to the insertion direction of the forklift under the action of no external force, the opening and closing device is in a locking state at the moment, and the mutually stacked cargo cages cannot move relatively; when fork truck inserted in the underframe, the baffle can rotate ninety degrees and be parallel to each other with fork truck male direction, the baffle reset spring can stretch when the pivoted, the device that opens and shuts this moment is in the unblock state, the goods cage that piles up each other just can remove each other, fork truck just can shift away the goods cage on upper strata. When one goods cage needs to be placed on the other goods cage, the forklift extends into the bottom frame of the goods cage, the opening and closing device is in an unlocking state, and then the goods cages can be stacked on the other goods cage; after the goods cages are stacked, the forklift is driven away, and the baffle plate rotates under the action of the elastic force of the return spring due to the fact that the baffle plate loses the extrusion of the forklift; the baffle plate can rotate from a position parallel to the insertion direction of the forklift to a position perpendicular to the insertion direction of the forklift, and thus the opening and closing device can be in a locking state.

Preferably, the rotating shaft is perpendicular to the horizontal plane, and the baffle is perpendicular to the upper and lower end faces of the forklift and is used for contacting the plate face of the forklift.

The side of picture peg and fork truck male upper and lower mutually perpendicular set up, fork truck stretches into the underframe just so can drive the light rotation of picture peg.

Preferably, the bottom frame is provided with two support frames which are arranged in parallel and detachably connected with the bottom frame, the opening and closing device is installed on the upper end face of the support frame, the lower end face of the support frame is provided with a limiting hole, and a limiting bulge on the side frame penetrates through the limiting hole and extends to the inside of the locking piece.

The limiting protrusion penetrates through the limiting hole and extends to the inside of the locking piece, the locking piece rotates and limits the limiting protrusion, and therefore the opening and closing device is convenient to switch between a locking state and an unlocking state.

Preferably, the opening and closing device comprises a second gear, a third gear, a connecting shaft and a locking piece; the second gear is pivoted with the upper end face of the supporting frame through a pin shaft, and the third gear is pivoted with the upper end face of the supporting frame through a connecting shaft; the second gear is meshed with a first rack arranged on a connecting rod, the second gear is also meshed with a third gear, and the connecting rod is clamped between the side wall of the supporting frame and the second gear; the connecting rod on the linkage device and the first rack move synchronously, the first rack drives the second gear to rotate in a meshed mode while moving, and the second gear drives the third gear to rotate in a meshed mode while rotating.

The connecting rod moves relative to the bottom frame when the forklift stretches into the bottom frame, the first rack moves synchronously when the connecting rod moves, the first rack moves and drives the second gear to rotate in a meshed mode, the second gear rotates and drives the third gear to rotate in a meshed mode, and therefore the third gear can drive the locking piece to rotate synchronously.

Preferably, the third gear passes through connecting axle and locking piece fixed connection and synchronous rotation, the locking piece on be equipped with and be used for holding spacing bellied breach, the breach in be equipped with and be used for preventing the protruding bulge of spacing arch from reciprocating.

When the locking piece rotates, the protruding part in the locking piece rotates to the lower part of the limiting protrusion, so that the limiting protrusion cannot move up and down relative to the locking piece.

Preferably, the direction of the notch is perpendicular to the direction of the convex part; the opening and closing device is in a locked state when the orientation of the notch is perpendicular to the insertion direction of the forklift, and the opening and closing device is in an unlocked state when the orientation of the notch is parallel to the insertion direction of the forklift.

When the notches are turned to different orientations, the opening and closing device can be in different states; the notch is provided with two directions, and the opening and closing device just has two states of unlocking or locking.

Preferably, the bottom frame is provided with two mutually parallel grooves for inserting a forklift, and the baffle on the linkage device is arranged in the groove.

The recess be used for fork truck stretch into, fork truck will remove when inserting the underframe and promote the baffle, let the baffle take place to rotate.

Compared with the prior art, the utility model discloses following beneficial effect has: the bottom frame of the utility model is provided with the opening and closing device, the side frame fixedly connected with the bottom frame is provided with the limiting bulge, and the opening and closing device comprises a locking piece; in the process that the cargo cages are stacked up and down, the limiting protrusions extend into the locking pieces, the locking pieces are driven by the linkage device to rotate, the limiting protrusions are limited when the locking pieces rotate, and the limiting protrusions cannot move up and down relative to the locking pieces; finally, the goods cages stacked up and down are limited by the opening and closing device to be in a stable connection state, the stacking safety of the goods cages is greatly improved, and the operation is simple and reliable.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a perspective view of the hidden side frame of the present invention;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a partial enlarged view of the portion B in FIG. 3;

fig. 6 is an assembled perspective view of the baffle plate and the rotary shaft.

The labels in the figure are: 1. a bottom frame; 101. a support frame; 102. a limiting hole; 2. a side frame; 3. a limiting bulge; 4. an opening and closing device; 41. a locking member; 42. a second gear; 43. a third gear; 44. a connecting shaft; 45. a notch; 46. a projection; 5. a linkage device; 51. a connecting rod; 52. the component is stirred; 53. a first rack; 54. a second rack; 55. a first gear; 56. a rotating shaft; 57. a baffle plate; 58. a connecting member; 59. a return spring; 6. and (4) a groove.

Detailed Description

The invention will be further described with reference to the embodiments shown in the drawings to which:

as shown in fig. 1 to 6, the embodiment discloses a stackable cargo cage, which includes a bottom frame 1, wherein a side frame 2 surrounding the bottom frame 1 for a circle and fixedly connected to the bottom frame 1 is disposed on the bottom frame 1, and four upward corners of the side frame 2 are provided with limiting protrusions 3; four downward corners of the bottom frame 1 are respectively provided with opening and closing devices 4 for limiting the limiting bulges 3, and each limiting bulge 3 corresponds to each opening and closing device 4 one by one; the opening and closing device 4 comprises a locking piece 41, and a linkage device 5 for driving the locking piece 41 to rotate relative to the limiting protrusion 3 is arranged between the two opening and closing devices 4 along the inserting and pulling direction of the forklift on the bottom frame 1.

The linkage device 5 comprises a connecting rod 51 and a toggle component 52, wherein the connecting rod 51 is movably connected with the bottom frame 1 and moves relative to the bottom frame 1 under the driving of the linkage device 5; two ends of the connecting rod 51 are respectively provided with a first rack 53 which drives the locking piece 41 on the opening and closing device 4 to rotate; a second rack 54 is installed between the two first racks 53. The toggle assembly 52 comprises a first gear 55, a rotating shaft 56 and a baffle 57, wherein the first gear 55 is meshed with the second rack 54; the first gear 55 is fixedly connected with a rotating shaft 56 and synchronously rotates with the rotating shaft 56, a connecting piece 58 is arranged on the rotating shaft 56, the connecting piece 58 is fixedly connected with a baffle 57, and the rotating shaft 56 and the baffle 57 synchronously rotate; the baffle 57 rotates and drives the first gear 55 to rotate, and the first gear 55 rotates and drives the second rack 54 and the connecting rod 51 fixedly connected with the second rack 54 to move. The rotating shaft 56 is mounted on a supporting frame 101 of the bottom frame 1 through a bearing, and the supporting frame 101 is detachably connected with the bottom frame 1; a return spring 59 is arranged between the connecting piece 58 and the supporting frame 101, one end of the return spring 59 is fixedly connected with the connecting piece 58, and the other end of the return spring 59 is fixedly connected with the supporting frame 101. The rotating shaft 56 is perpendicular to the horizontal plane, and the baffle 57 is used for contacting the plate surface of the forklift and perpendicular to the upper end surface and the lower end surface of the forklift.

Underframe 1 on be equipped with two mutual parallel arrangement and rather than dismantling the braced frame 101 of being connected, opening and shutting device 4 install the up end at braced frame 101, braced frame 101's lower terminal surface install spacing hole 102, spacing arch 3 on the side frame 2 passes spacing hole 102 and extends to the inside of locking piece 41. The opening and closing device 4 comprises a second gear 42, a third gear 43, a connecting shaft 44 and a locking piece 41; the second gear 42 is pivoted with the upper end face of the supporting frame 101 through a pin shaft, and the third gear 43 is pivoted with the upper end face of the supporting frame 101 through a connecting shaft 44; the second gear 42 is engaged with a first rack 53 mounted on a link 51, the second gear 42 is also engaged with a third gear 43, and the link 51 is clamped between the side wall of the support frame 101 and the second gear 42; the connecting rod 51 on the linkage device 5 moves synchronously with the first rack 53, the first rack 53 moves and drives the second gear 42 to rotate in an engaged manner, and the second gear 42 rotates and drives the third gear 43 to rotate in an engaged manner. The third gear 43 is fixedly connected with the locking piece 41 through a connecting shaft 44 and synchronously rotates, a notch 45 used for accommodating the limiting protrusion 3 is arranged on the locking piece 41, and a protruding part 46 used for preventing the limiting protrusion 3 from moving up and down is arranged in the notch 45. The direction of the notch 45 is perpendicular to the direction of the convex part 46; the opening and closing device 4 is in a locked state when the orientation of the notch 45 is perpendicular to the insertion and extraction direction of the forklift, and the opening and closing device 4 is in an unlocked state when the orientation of the notch 45 is parallel to the insertion and extraction direction of the forklift. The underframe 1 on be equipped with two parallel recesses 6 that are used for plug fork truck, aggregate unit 5 on baffle 57 set up in recess 6.

The specific working process of the embodiment is as follows, when two cages are stacked up and down, the opening and closing device 4 is in a locking state, and the two cages cannot move up and down relatively; when the opening and closing device 4 is in a locking state, the baffle 57 is perpendicular to the insertion direction of the forklift, and the notch 45 on the locking piece 41 faces to the insertion direction of the forklift; when fork truck inserted in the recess 6 of underframe 1 in, baffle 57 can be stirred to fork truck, baffle 57 can take place to rotate, when baffle 57 rotated to be parallel to each other with fork truck male direction, locking piece 41 on breach 45 orientation be parallel to each other with fork truck male direction, opening and shutting device 4 will be in the unblock state this moment, the goods cage that piles up from top to bottom has just lost spacingly, then fork truck just can transport the goods on upper strata away.

The operating principle of the opening and closing device 4 from the locking state to the unlocking state is as follows, a forklift is inserted into the groove 6 in the bottom frame 1, the forklift can contact with the baffle 57 and push the baffle 57, the baffle 57 can rotate under the action of thrust, the baffle 57 and the first gear 55 coaxially connected with the baffle 57 can also rotate while rotating, the first gear 55 can drive the second rack 54 meshed with the baffle to move while rotating, the second rack 54 can drive the connecting rod 51 to synchronously move while moving, and the connecting rod 51 can drive the first racks 53 at two ends of the connecting rod 51 to move while moving; the first rack 53 moves and drives the second gear 42 engaged with the first rack to rotate, the second gear 42 rotates and drives the third gear 43 engaged with the second gear to rotate, the third gear 43 rotates and drives the locking piece 41 coaxially connected with the third gear to rotate, and the orientation of the notch 45 on the locking piece 41 changes when the locking piece 41 rotates; the notches 45 are oriented in a direction which is perpendicular to the direction of insertion of the fork-lift truck and which is parallel to the direction of insertion of the fork-lift truck, so that the opening and closing device 4 is switched from the locked state to the unlocked state.

When a forklift transports one cage to another cage for stacking, the opening and closing device 4 is switched from an unlocking state to a locking state, and the working principle of the switching of the opening and closing device 4 is as follows; when the forklift is inserted into the bottom frame 1 of the cargo cage, the opening and closing device 4 is in an unlocked state, the baffle 57 rotates to the position of the unlocked state from the locked state, the connecting piece 58 on the rotating shaft 56 connected with the baffle 57 also rotates to the position of the unlocked state from the locked state, and then the return spring 59 is in a stretching state; when the upper layer cage is placed on the lower layer cage, the forklift is driven away, and the baffle 57 rotates under the action of the elastic force of the return spring 59 due to the loss of the extrusion of the forklift; the barrier 57 is rotated from a position parallel to the insertion direction of the forklift to a position perpendicular to the insertion direction of the forklift, so that the opening and closing device 4 is in a locked state, and the vertically stacked cages are kept stable and cannot move up and down.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A stackable cargo cage comprises a bottom frame (1), and is characterized in that the bottom frame (1) is provided with a side frame (2) which surrounds the bottom frame (1) for a circle and is fixedly connected with the bottom frame, and four upward corners of the side frame (2) are provided with limiting bulges (3); four downward corners of the bottom frame (1) are respectively provided with opening and closing devices (4) for limiting the limiting bulges (3), and each limiting bulge (3) corresponds to each opening and closing device (4) one by one; opening and shutting device (4) including locking piece (41), just two along fork truck plug direction on underframe (1) opening and shutting device (4) between be equipped with drive locking piece (41) spacing protruding (3) pivoted aggregate unit (5) relatively.

2. Stackable cage according to claim 1, characterized in that said linkage (5) comprises a connecting rod (51) and a toggle assembly (52), said connecting rod (51) being movably connected to the bottom frame (1) and being moved with respect to the bottom frame (1) by the linkage (5); two ends of the connecting rod (51) are respectively provided with a first rack (53) which drives a locking piece (41) on the opening and closing device (4) to rotate; a second rack (54) is arranged between the two first racks (53).

3. Stackable cage according to claim 2, characterized in that said toggle assembly (52) comprises a first gear (55), a rotary shaft (56) and a shutter (57), said first gear (55) being reciprocally engaged with a second rack (54); the first gear (55) is fixedly connected with the rotating shaft (56) and synchronously rotates with the rotating shaft, a connecting piece (58) is installed on the rotating shaft (56), the connecting piece (58) is fixedly connected with the baffle (57), and the rotating shaft (56) and the baffle (57) synchronously rotate; the baffle (57) rotates and simultaneously drives the first gear (55) to rotate, and the first gear (55) rotates and simultaneously drives the second rack (54) and the connecting rod (51) fixedly connected with the second rack (54) to move.

4. Stackable cage according to claim 3, characterized in that said rotation shaft (56) is mounted by means of bearings on a support frame (101) of the bottom frame (1), said support frame (101) being removably connected to the bottom frame (1); a return spring (59) is installed between the connecting piece (58) and the supporting frame (101), one end of the return spring (59) is fixedly connected with the connecting piece (58), and the other end of the return spring is fixedly connected with the supporting frame (101).

5. Stackable cage according to claim 3, characterized in that said axis of rotation (56) is arranged perpendicular to the horizontal plane and said baffles (57) are arranged perpendicular to the upper and lower faces of the forklift for contacting the faces of the forklift.

6. Stackable cargo cage according to claim 2, characterized in that the bottom frame (1) is provided with two support frames (101) arranged in parallel and detachably connected to each other, the opening and closing device (4) is mounted on the upper end surface of the support frames (101), the lower end surface of the support frames (101) is provided with a limiting hole (102), and the limiting protrusion (3) on the side frame (2) passes through the limiting hole (102) and extends into the locking member (41).

7. Stackable cage according to claim 6, characterized in that the opening and closing means (4) comprise a second toothed wheel (42), a third toothed wheel (43), a connecting shaft (44) and a locking element (41); the second gear (42) is pivoted with the upper end face of the supporting frame (101) through a pin shaft, and the third gear (43) is pivoted with the upper end face of the supporting frame (101) through a connecting shaft (44); the second gear (42) is meshed with a first rack (53) arranged on a connecting rod (51), the second gear (42) is also meshed with a third gear (43), and the connecting rod (51) is clamped between the side wall of the supporting frame (101) and the second gear (42); connecting rod (51) and first rack (53) synchronous motion on aggregate unit (5), first rack (53) move and drive second gear (42) meshing rotation simultaneously, drive third gear (43) meshing rotation simultaneously of second gear (42) pivoted.

8. Stackable cage according to claim 7, characterized in that the third gear (43) is fixedly connected with the locking member (41) by a connecting shaft (44) and rotates synchronously, the locking member (41) is provided with a notch (45) for receiving the limiting protrusion (3), and the notch (45) is provided with a protrusion (46) for preventing the limiting protrusion (3) from moving up and down.

9. Stackable cage according to claim 8, characterized in that the indentations (45) are oriented perpendicular to the projections (46); the opening and closing device (4) is in a locked state when the orientation of the notch (45) is perpendicular to the plugging direction of the forklift, and the opening and closing device (4) is in an unlocked state when the orientation of the notch (45) is parallel to the plugging direction of the forklift.

10. Stackable freight cage according to claim 1, characterised in that the base frame (1) is provided with two mutually parallel recesses (6) for inserting and removing a fork-lift truck, the blocking element (57) of the linkage (5) being arranged in the recesses (6).