CN113443251B

CN113443251B - Carrying tray for logistics cargo transportation and use method thereof

Info

Publication number: CN113443251B
Application number: CN202111001098.9A
Authority: CN
Inventors: 许宝之; 陈芳; 陈石磊; 汤梦姣; 陈应时; 谢荣林
Original assignee: Hunan Xingyun Logistics Co ltd
Current assignee: Hebei Longhui Machinery Manufacturing Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-11-16
Anticipated expiration: 2041-08-30
Also published as: CN113443251A

Abstract

The utility model relates to a commodity carrying tray for commodity circulation cargo transportation, which belongs to the field of containers for storing or transporting articles or materials, and comprises a base, wherein the front side and the rear side of the base are respectively provided with a braking and moving mechanism, after a crawler belt is contacted with stairs, the base can move on the stairs under the action of the crawler belt and a belt pulley by pulling the braking mechanism, the movement is stable and not easy to fluctuate, the labor intensity of a commodity circulation worker carrying the commodity carrying tray to walk on the stairs is reduced, people can adjust the steering of a rotating plate by operating an insert rod after separating the end part of the insert rod from the inside of an insertion groove by operating the insert rod, and further when the commodity carrying tray is used on the stairs, the crawler belt can be contacted with the stairs to move, when the commodity carrying tray is used on a flat road surface, the idler wheel can be contacted with the ground, the crawler belt with large friction force is separated from the ground, and the crawler belt is convenient for people to use.

Description

Carrying tray for logistics cargo transportation and use method thereof

Technical Field

The invention relates to a carrying tray for logistics cargo transportation and a using method thereof, belonging to the field of containers for storing or transporting articles or materials, in particular to a rigid tray with side walls in the field of trays or similar flat plates.

Background

The loading pallet is a medium for converting static goods into dynamic goods, a loading platform, and is a movable platform, or a movable ground, even if the goods which lose flexibility are put on the ground, the moving is immediately obtained after the loading pallet is loaded, and the goods loaded on the pallet are in a preparation state which can be turned into motion at any time, and the dynamic loading and unloading method which is formed by taking the pallet as a basic tool is called pallet operation.

At present, most of electric business users have large delivery volume, in order to facilitate collecting goods of the electric business users, the labor intensity of logistics workers is reduced, freight logistics companies mostly equip the workers with carrying trays for collecting more goods, and the labor intensity of the workers can be reduced through a pushing mode.

Therefore, the invention provides an improvement to the prior art and provides a carrying tray for logistics cargo transportation and a using method thereof.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: because it can't remove on stair to carry the thing tray, can only carry the thing tray and reach the floor of electricity merchant user through the mode of walking stair through manual transport and carry out the goods and take receipts, carry the thing tray on stair manual transport, intensity of labour is high, is not convenient for people to use.

(II) technical scheme

In order to achieve the purpose, the invention provides a carrying tray for logistics cargo transportation, which comprises a base, wherein the front side and the rear side of the base are respectively provided with a braking moving mechanism, the top end of the base is provided with a climbing carrying mechanism for placing cargos, the middle part of one side of the top end of the base is provided with a braking mechanism, and the middle part of the climbing carrying mechanism is provided with a packing mechanism;

the braking moving mechanism comprises a track moving part and a roller moving part, the roller moving part on the braking moving mechanism is matched with the braking mechanism after the braking moving mechanism is turned, so that the braking moving part can be used for braking the track moving part, and the climbing loading mechanism is obliquely connected to the packing mechanism after the structure is changed to form a ladder for climbing;

the crawler belt moving portion comprises two ends and a rotating plate arranged on one side of the base through bearings, the roller moving portion comprises ring grooves formed in two ends of the side of the rotating plate, the inside of each ring groove is connected with four T-shaped sliding rods in a sliding mode, the end portions of the T-shaped sliding rods are connected with the same limiting block, arc grooves are formed in four sides of each limiting block, four corners of each limiting block are arc-shaped, square grooves are formed in the middle of four sides of each limiting block, round rods are connected with the middle of each limiting block in an alternating mode, the end portions of the round rods are connected with movable blocks located inside the limiting blocks, and brake pads are connected to the end portions of the movable blocks.

The other end of round bar is connected with the gyro wheel, the outside cover of round bar is equipped with first spring, the both ends of first spring are connected with the one end of gyro wheel and the one end of stopper respectively, one side of rotor plate is connected with a plurality of belt pulleys through the bearing, and is a plurality of same track has all been convoluteed in the outside of belt pulley.

The two ends of the two sides of the base are connected with the inserting rods in an alternating mode, the end of each inserting rod is connected with the inside of any square groove on the adjacent limiting block in an alternating mode, the middle of each inserting rod is connected with the fixing block, the outer sleeve of each inserting rod is provided with the second spring, and the two ends of each second spring are connected with the end of one side of the base and one side of the fixing block respectively.

The climbing carrying mechanism comprises a carrying frame installed at the middle of the top of the base, rectangular grooves are formed in the middle of the front side and the rear side of the carrying frame, the bottom ends of the two sides of the inner portion of the rectangular grooves are connected with the same movable plate through a rotating shaft, first connecting grooves are formed in the two sides of the top end of the movable plate, second connecting grooves matched with the first connecting grooves are formed in the tops of the two sides of the rectangular grooves and are adjacent to each other, the inner portions of the first connecting grooves and the second connecting grooves are connected with the same clamping plate in an alternating mode, the middle of the bottom end of the clamping plate is connected with a square connecting rod, a worm is sleeved outside the square connecting rod, a plurality of first through holes are formed in the middle of the movable plate, and the two sides of the inner portion of the first through holes are connected with the same pedal through bearings.

The bottom end of the worm is arranged on one side of the movable plate through a bearing, a third spring is sleeved outside the square connecting rod, two ends of the third spring are respectively connected with the top end inside the worm and the bottom end of the square connecting rod, a plurality of worm wheels are meshed outside the worm, and the middle parts of the worm wheels are respectively connected with one ends of a plurality of treadles.

The brake mechanism comprises a groove arranged in the middle of one side of the top of the base, the two sides of the inner portion of the groove are connected with the same square rod through a rotating shaft, T-shaped rods are connected with the inner portions of the square rods in an alternating mode, the top of each T-shaped rod penetrates through the top of the corresponding square rod and is connected with a handrail, the bottoms of the two sides of each handrail are hinged with clamping plates, the tops of the two opposite sides of the clamping plates are connected with elastic pieces, the other ends of the elastic pieces are connected with the two sides of the handrails respectively, the bottoms of the opposite sides of the clamping plates are connected with limiting strips, the inclined planes are formed in the positions, close to the tops and the bottoms of one sides of the handrails, of the limiting strips, and limiting rings matched with the clamping plates for use are sleeved outside the handrails.

The T-shaped groove has been seted up to the tip of base, the second through-hole has been seted up to the bottom of square bar one side, the both sides of T shape pole bottom all are connected with first connecting rope, two the one end of first connecting rope passes the second through-hole and extends to the inside in T-shaped groove and be connected with the movable rod respectively, two the tip of movable rod all is connected with the loose ring, two the outside cover of movable rod is equipped with the fourth spring, the middle part of movable rod is connected with the circle piece, the one end of fourth spring is connected with one side of circle piece, the other end of fourth spring is connected with the ring, the outside of first connecting rope is established to the ring cover and is installed in one side of T-shaped inslot portion.

Wherein, seal and separate the mechanism including installing the baffle at year thing frame inner chamber middle part, two spacing grooves that use with the cooperation of T shape pole have all been seted up at the top of side around the baffle, the spout has been seted up at the top of baffle, two logical grooves have been seted up at the top of carrying thing frame one side, two the bottom of leading to inslot portion all is connected with the fifth spring, two the top of fifth spring all is connected with the rectangle strip.

The utility model discloses a handle of a bicycle, including rectangle strip, spout, draw-in groove, baffle top, hook, wherein, two the top of rectangle strip all is connected with same sloping block, the middle part of sloping block and the inside sliding connection of spout, the draw-in groove has been seted up at the middle part on sloping block top, one side on baffle top alternates to be connected with the bolt that uses with the draw-in groove cooperation, the outside cover of bolt is equipped with sixth spring, the both ends of sixth spring are connected with the top of bolt and the top of baffle respectively, the middle part of draw-in groove one side is connected with the second and connects the rope, the couple that is provided with two mutual blocks between second connection rope and the handrail, two the one end of couple is connected the one end of rope with one side of handrail and second respectively and is connected.

A use method of a carrying tray for logistics cargo transportation comprises the following steps:

step one, filling: the goods are filled into the climbing carrying mechanism, and the blocking mechanism is used for blocking one end of the climbing carrying mechanism by operating the braking mechanism, so that the goods are not easy to fall off from the inside of the climbing carrying mechanism when the base moves upwards on the stairs;

step two, moving: when the base needs to move on the stairs, the base moves on the stair steps under the action of the moving part of the braking crawler by operating the braking mechanism;

step three, changing the moving mode: the direction of the braking moving mechanism is adjusted by operating the braking moving mechanism, and the moving mode of the base is changed;

step four, converting into a ladder: the thing mechanism is carried in operation climbing, makes the climbing carry thing mechanism slope and rely on packing mechanism to the thing mechanism is carried in the upset climbing, makes the climbing carry thing mechanism and packing mechanism formation ladder.

(III) advantageous effects

The invention provides a carrying tray for logistics cargo transportation and a using method thereof, and the carrying tray has the advantages that:

1. through the arrangement of the braking moving mechanism, after the crawler belt is in contact with the stairs, the base can move on the stairs under the action of the crawler belt and the belt pulley by pulling the braking mechanism, the movement is stable and not easy to fluctuate, the labor intensity of logistics workers carrying the loading tray to walk on the stairs is reduced, through the arrangement of the idler wheels, the second springs and the round rods, people can adjust the steering of the rotating plate after the end parts of the inserting rods are separated from the inside of the inserting grooves by operating the inserting rods, so that when the loading tray is used on the stairs, the crawler belt can be in contact with the stairs to move, when the loading tray is used on a flat road surface, the idler wheels can be in contact with the ground, the crawler belt with large friction force is separated from the ground, and the use by people is facilitated;

2. the rotating plate is rotated through the arc grooves on the four sides of the limiting blocks and the four arc-shaped corners, when the limiting blocks and the idler wheels are turned to one side of the base, the limiting blocks in any turning direction can push the insertion rods to move, finally the insertion rods can be inserted into the fixed limiting blocks in the slots under the action of the second springs, the idler wheels are in a vertical or horizontal state, when the idler wheels are in contact with the movable rings, the contact area is maximized, the movable rings push the idler wheels to move more stably, and the idler wheels and the limiting blocks are not prone to randomly shaking in the moving process of the base to generate noise;

3. through the cooperation of the movable plate and the pedal, the pedal can be matched with the movable plate and the carrying frame to form a complete carrying box after rotating to a vertical state, so that goods can be stacked in the carrying frame, when the movable plate leans against the partition plate in an inclined mode, the pedal can be turned over to be horizontal, the movable plate and the partition plate can be matched to form a ladder for workers to climb, the logistics workers can conveniently place the goods on a goods shelf, and the movable plate, the pedal and the carrying frame can serve as the carrying box for collecting the goods and can also serve as the ladder for the workers to climb;

4. by arranging the climbing and carrying mechanism, people can drive the square connecting rod and the worm to rotate by operating the clamping plate after the clamping plate is separated from the inside of the first connecting groove and the second connecting groove, so that the worm gears are driven to rotate, the purpose of adjusting the inclination angle of the pedal simultaneously is achieved, the adjustment is simple and convenient, the pedal is not easy to rotate by themselves due to the self-locking characteristic between the worm and the worm gears, and the stability of people stepping on the pedal is improved;

5. through the matching use of the first connecting groove, the second connecting groove and the clamping plate, after the clamping plate is inserted into the first connecting groove and the second connecting groove, the clamping plate, the square connecting rod and the worm cannot rotate, the worm is prevented from rotating, the worm wheel is prevented from rotating, when the movable plate leans against the partition plate, one end of the clamping plate can be inserted into the limiting groove through the stretched square connecting rod, one side of the clamping plate can be tightly attached to one side of the inside of the limiting groove through the restoring force of the third spring, the movable plate is not easy to separate from the partition plate through the static friction force between the first connecting groove and the second connecting groove, the adjusting stability is improved, the clamping plate and the third spring can be matched with the first connecting groove and the second connecting groove to limit the movable plate in a vertical state, the movable plate in an inclined state can also be limited through the limiting groove, and the functionality is strong;

6. by arranging the limiting ring, the limiting strips, the clamping plates and the elastic sheets, when people move the base and do not need to limit the rotation of the belt pulley and the crawler belt, the limiting ring can be moved to wrap the two clamping plates, then the two elastic sheets are compressed, the two limiting strips can be inserted between the handrail and the square rod, the distance between the handrail and the square rod is increased, the movable rod and the movable ring are pulled to be away from the roller through the first connecting rope, the roller cannot drive the brake pad to be in contact with the belt pulley, the belt pulley can freely rotate, and the operation of people is facilitated;

7. through the arrangement of the braking mechanism, a worker can move the base by pulling the handrail, when the base moves on the stairs, the first connecting rope can be stretched under the transmission of the T-shaped rod by pulling the handrail, the first connecting rope can stretch the movable rod and the movable ring to move, after the movable ring is separated from the roller, the base can be easily pulled to move on the stairs by people, when people accidentally take off hands, the handrail, the first connecting rope and the movable rod move under the action of the fourth spring restoring force, the movable rod drives the movable ring to push the roller, the round rod, the movable block and the brake pad to move, the brake pad can abut against the end part of the belt pulley, the belt pulley is not easy to rotate through friction force, the base is not easy to slip from the stairs through the friction force between the crawler and the stair steps, and the safety is high;

8. through setting up the packing mechanism, make people can pass through the pulling handrail, make the sloping block move under the transmission of couple and second connection rope, and then drive the packing cloth and stretch out the inside that leads to the groove, shelter from the one end of carrying the thing frame, make people pull the handrail, when making the base move on the stair step, the goods receives the separation of sloping block, be difficult for keeping away from one of thing frame and serve the landing, compare in traditional case lid, occupation space is little, and stimulate sloping block and packing cloth more easily through rotatable handrail, make the handrail both can drive the base and remove and also can be used for pulling sloping block and packing cloth, and is functional strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram provided herein;

FIG. 2 is a schematic structural diagram of a brake moving mechanism provided in the present application;

FIG. 3 is an enlarged schematic view of the structure at B;

FIG. 4 is a cross-sectional structural view of a base provided herein;

FIG. 5 is an enlarged schematic view of the structure at D provided in the present application;

FIG. 6 is a schematic sectional view of a movable plate provided in the present application;

FIG. 7 is a cross-sectional structural view of the worm provided by the present application;

FIG. 8 is an enlarged schematic view of the structure at A provided herein;

FIG. 9 is a cross-sectional structural view of a handrail provided by the present application;

FIG. 10 is an enlarged view of the structure at C provided in the present application;

FIG. 11 is a schematic view of a connection structure of the movable ring and the roller according to the present application;

FIG. 12 is a cross-sectional structural schematic view of a carrier case provided herein;

fig. 13 is a schematic view of a pedal folding structure provided in the present application;

FIG. 14 is a schematic view of a T-shaped slide bar provided herein.

1. A base; 2. a brake moving mechanism; 201. a rotating plate; 202. a belt pulley; 203. a crawler belt; 204. an annular groove; 205. a T-shaped slide bar; 206. a limiting block; 207. a square groove; 208. a round bar; 209. a roller; 210. a first spring; 211. a movable block; 212. a brake pad; 213. a slot; 214. inserting a rod; 215. a fixed block; 216. a second spring; 3. a climbing loading mechanism; 301. a carrying frame; 302. a rectangular groove; 303. a movable plate; 304. a first through hole; 305. treading a pedal; 306. a first connecting groove; 307. a second connecting groove; 308. clamping a plate; 309. a square connecting rod; 310. a worm; 311. a third spring; 312. a worm gear; 4. a brake mechanism; 401. a groove; 402. a square bar; 403. a handrail; 404. a splint; 405. a limiting strip; 406. an elastic sheet; 407. a limiting ring; 408. a T-shaped rod; 409. a first connecting rope; 410. a second through hole; 411. a movable rod; 412. a movable ring; 413. a round block; 414. a fourth spring; 415. a circular ring; 416. a T-shaped slot; 5. a packing mechanism; 501. a partition plate; 502. a chute; 503. a limiting groove; 504. a through groove; 505. sealing and separating cloth; 506. a rectangular strip; 507. a fifth spring; 508. a sloping block; 509. a card slot; 510. a bolt; 511. a sixth spring; 512. hooking; 513. a second connecting rope.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1:

as shown in fig. 1 and fig. 13, the present embodiment provides a carrying tray for logistics cargo transportation, which includes a base 1, braking and moving mechanisms 2 are disposed on front and rear sides of the base 1, a climbing carrying mechanism 3 for placing cargo is disposed on a top end of the base 1, a braking mechanism 4 is disposed in a middle portion of one side of the top end of the base 1, and a packing mechanism 5 is disposed in a middle portion of the climbing carrying mechanism 3; the braking moving mechanism 2 comprises a track moving part and a roller moving part, and the roller moving part on the braking moving mechanism 2 after being steered can be used for braking the track moving part by matching with the braking mechanism 4; climbing thing mechanism 3 connects through structure transform hypsokinesis and forms the ladder that is used for the climbing on packing mechanism 5.

Example 2: the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:

as shown in fig. 1, 2, 3, 4 and 14, in addition to the above embodiment, the braking and moving mechanism 2 further includes a rotating plate 201 having both ends provided on one side of the base 1 via bearings, a plurality of pulleys 202 connected to one side of the rotating plate 201 via bearings, and the same crawler belt 203 wound around the outside of each of the plurality of pulleys 202.

As shown in fig. 1, 2, 3, 4 and 14, as a preferred embodiment, on the basis of the above-mentioned manner, further, the roller moving portion includes annular grooves 204 formed at two ends of the side of the rotating plate 201, four T-shaped sliding rods 205 are slidably connected inside the annular grooves 204, the end portions of the four T-shaped sliding rods 205 are connected to a same limiting block 206, four sides of the limiting block 206 are respectively provided with arc grooves, four corners of the limiting block 206 are respectively arc-shaped, the middle portions of the four sides of the limiting block 206 are respectively provided with a square groove 207, two ends of two sides of the base 1 are respectively inserted and connected to an inserting rod 214, the end portion of the inserting rod 214 is inserted and connected to the inside of any one of the square grooves 207 on the adjacent limiting block 206, the middle portion of the inserting rod 214 is connected to a fixing block 215, the outer portion of the inserting rod 214 is sleeved with a second spring 216, two ends of the second spring 216 are respectively connected to the end portion of one side of the base 1 and one side of the fixing block 215, by arranging the braking moving mechanism 2, after the crawler belt 203 is in contact with the stairs, the base 1 can move on the stairs under the action of the crawler belt 203 and the belt pulley 202 by pulling the braking mechanism 4, the movement is stable, the fluctuation is not easy to occur, and the labor intensity of logistics workers carrying the loading tray to walk on the stairs is reduced;

the middle part of stopper 206 alternates and is connected with round bar 208, the end connection of round bar 208 has the movable block 211 that is located stopper 206 inside, the end connection of movable block 211 has brake block 212, the other end of round bar 208 is connected with gyro wheel 209, the outside cover of round bar 208 is equipped with first spring 210, the both ends of first spring 210 are connected with the one end of gyro wheel 209 and the one end of stopper 206 respectively, through setting up gyro wheel 209, second spring 216 and round bar 208, make people can pass through operation inserted bar 214, make the tip of inserted bar 214 and the inside of slot 213 separately the back, can adjust turning to of rotor plate 201, and then make and carry the thing tray when using on stair, crawler 203 can contact with the stair, remove, when using on level road surface, can make gyro wheel 209 and ground contact, make the big crawler 203 and the ground separation of frictional force, be convenient for people to use.

As shown in fig. 1, 5, 6 and 7, as a preferred embodiment, on the basis of the above manner, further, the climbing loading mechanism 3 includes a loading frame 301 installed in the middle of the top end of the base 1, rectangular grooves 302 are respectively formed in the middle of the front and rear sides of the loading frame 301, the bottom ends of the two sides inside the rectangular grooves 302 are connected to the same movable plate 303 through a rotating shaft, a plurality of first through holes 304 are formed in the middle of the movable plate 303, and the two sides inside the first through holes 304 are connected to the same pedal 305 through a bearing.

As shown in fig. 1, 5, 6 and 7, as a preferred embodiment, on the basis of the above manner, further, both sides of the top end of the movable plate 303 are provided with first connecting grooves 306, the tops of both sides of the rectangular groove 302 are provided with second connecting grooves 307 matched with the first connecting grooves 306, the interiors of the adjacent first connecting grooves 306 and second connecting grooves 307 are connected with the same snap plate 308 in an inserting manner, the middle part of the bottom end of the snap plate 308 is connected with a square connecting rod 309, the outside of the square connecting rod 309 is sleeved with a worm 310, the bottom end of the worm 310 is arranged on one side of the movable plate 303 through a bearing, the outside of the square connecting rod 309 is sleeved with a third spring 311, both ends of the third spring 311 are respectively connected with the top end of the inside of the worm 310 and the bottom end of the square connecting rod 309, the outside of the worm 310 is engaged with a plurality of worm wheels 312, the middles of the plurality of the worm wheels 312 are respectively connected with one end of the plurality of pedal pedals 305, through setting up climbing thing mechanism 3, make people can pass through operation cardboard 308, make cardboard 308 and the inside separation back of first connecting groove 306 and second connecting groove 307, through rotating cardboard 308, alright rotate with driving square connecting rod 309 and worm 310, and then drive a plurality of worm wheel 312 and rotate, reach the purpose of adjusting pedal 305 inclination simultaneously, it is simple and convenient to adjust, and through the auto-lock characteristic between worm 310 and the worm wheel 312, make pedal 305 be difficult for rotating by oneself, the stability of people when stepping on pedal 305 has been promoted.

As shown in fig. 1, 8, 9, 10 and 11, as a preferred embodiment, on the basis of the above manner, further, the braking mechanism 4 includes a groove 401 opened in the middle of one side of the top end of the base 1, two sides inside the groove 401 are connected with the same square rod 402 through a rotating shaft, a T-shaped rod 408 is inserted and connected inside the square rod 402, the top end of the T-shaped rod 408 penetrates through the top end of the square rod 402 and is connected with a handrail 403, the bottoms of two sides of the handrail 403 are both hinged with clamping plates 404, the tops of two opposite sides of the clamping plates 404 are both connected with elastic pieces 406, the other ends of the two elastic pieces 406 are respectively connected with two sides of the handrail 403, the bottoms of two opposite sides of the clamping plates 404 are both connected with limiting strips 405, the tops and bottoms of one sides of the limiting strips 405 close to the handrail 403 are both provided with inclined surfaces, and the outer sleeve of the handrail 403 is provided with a limiting ring 407 used in cooperation with the clamping plates 404.

As shown in fig. 1, 8, 9, 10 and 11, as a preferred embodiment, on the basis of the above-mentioned manner, further, a T-shaped slot 416 is formed at an end of the base 1, a second through hole 410 is formed at a bottom end of one side of the square bar 402, first connecting ropes 409 are connected to two sides of a bottom end of the T-shaped bar 408, one end of each of the two first connecting ropes 409 passes through the second through hole 410 and extends into the T-shaped slot 416 and is connected to a movable bar 411, respectively, an end of each of the two movable bars 411 is connected to a movable ring 412, a fourth spring 414 is sleeved outside each of the two movable bars 411, a round block 413 is connected to a middle portion of each of the movable bars 411, one end of the fourth spring 414 is connected to one side of the round block 413, a round ring 415 is connected to the other end of the fourth spring 414, the round ring 415 is sleeved outside each of the first connecting rope 409 and is installed at one side inside the T-shaped slot 416, by providing the brake mechanism 4, the base 1 can be moved by a worker through pulling the handrail 403, when the base 1 moves on a stair, the first connecting rope 409 can be stretched under the transmission of the T-shaped rod 408 by pulling the handrail 403, the first connecting rope 409 can stretch the movable rod 411 and the movable ring 412 to move, after the movable ring 412 is separated from the roller 209, the base 1 can be easily pulled to move on the stair by people, when people accidentally fall off the hand, the handrail 403, the first connecting rope 409 and the movable rod 411 move under the restoring force of the fourth spring 414, the movable rod 411 drives the movable ring 412 to push the roller 209, the round rod 208, the movable block 211 and the brake pad 212 to move, the brake pad 212 can abut against the end part of the belt pulley 202, the belt pulley 202 is not easy to rotate through friction force, the base 1 is not easy to slide off the stair through the friction force between the track 203 and the stair step, the safety is high, and the limit ring 407 is arranged, Spacing strip 405, splint 404 and flexure strip 406, make people moving base 1 and need not restrict belt pulley 202 and track 203 and rotate, can be through removing spacing ring 407, make behind two splint 404 of spacing ring 407 parcel, compress two flexure strips 406 and can make two spacing strips 405 insert between handrail 403 and the square bar 402, increase the interval between the two, and then keep away from gyro wheel 209 through first connecting rope 409 pulling activity pole 411 and activity ring 412, make gyro wheel 209 can not drive brake block 212 and belt pulley 202 contact, make belt pulley 202 can free rotation, be convenient for people's operation.

As shown in fig. 1 and fig. 12, as a preferred embodiment, based on the above manner, further, the packing mechanism 5 includes a partition 501 installed in the middle of the inner cavity of the carrying frame 301, the top of the front and rear sides of the partition 501 is respectively provided with two limiting grooves 503 matched with the T-shaped rod 408, the top of the partition 501 is provided with a sliding groove 502, the top of one side of the carrying frame 301 is provided with two through grooves 504, the bottom ends of the two through grooves 504 are respectively connected with a fifth spring 507, the top ends of the two fifth springs 507 are respectively connected with a rectangular bar 506, by using the movable plate 303 and the pedal 305 in a matching manner, the pedal 305 can be matched with the movable plate 303 and the carrying frame 301 to form a complete carrying box after rotating to a vertical state, so that goods can be stacked inside the carrying frame 301, after the movable plate 303 obliquely depends on the partition 501, the pedal 305 can be turned over to make the pedal 305 horizontal, cooperation fly leaf 303 and baffle 501 can form the ladder that supplies the staff to climb, and the commodity circulation staff of being convenient for puts the goods on goods shelves, makes fly leaf 303, step 305 and carry thing frame 301 not only can regard as the thing case of taking in the goods, can also become the ladder that people climbed, and is functional strong.

As shown in fig. 1 and 12, as a preferred embodiment, on the basis of the above-mentioned manner, further, the top ends of the two rectangular bars 506 are both connected with the same oblique block 508, the middle portion of the oblique block 508 is slidably connected with the inside of the sliding groove 502, the middle portion of the top end of the oblique block 508 is provided with a clamping groove 509, one side of the top end of the partition 501 is inserted and connected with a plug 510 used in cooperation with the clamping groove 509, the outside of the plug 510 is sleeved with a sixth spring 511, two ends of the sixth spring 511 are respectively connected with the top end of the plug 510 and the top end of the partition 501, the middle portion of one side of the clamping groove 509 is connected with a second connecting rope 513, two hooks 512 mutually clamped with each other are arranged between the second connecting rope 513 and the handrail 403, one end of the two hooks 512 is respectively connected with one side of the handrail 403 and one end of the second connecting rope 513, and the use of the plug 510, the sixth spring 511 and the clamping groove 509 in cooperation, so that the handrail 403 drives the second connecting rope 513 and the clamping groove 509 to move, the inclined plane on the sloping block 508 can push the bolt 510 to move upwards and finally insert into the inside of the clamping groove 509 through the restoring force of the sixth spring 511, the sloping block 508 is fixed, the packing cloth 505 cannot retract into the inside of the through groove 504 under the action of the fifth spring 507, people can also separate the two hooks 512, the handrail 403 can be used freely, by arranging the packing mechanism 5, people can make the sloping block 508 move under the transmission of the hooks 512 and the second connecting rope 513 by pulling the handrail 403, further drive the packing cloth 505 to extend out of the inside of the through groove 504, shield one end of the carrying frame 301, make people pull the handrail 403, when the base 1 moves on the stair steps, goods are blocked by the sloping block 508, and are not easy to slide from one end of the carrying frame 301 far away from the handrail 403, and the sloping block 508 and the packing cloth 505 are easier to be pulled by the rotatable handrail 403, so that the handrail can drive the base 1 to move and can also be used for pulling the sloping block 508 and the packing cloth 505, the functionality is strong.

Example 3: the schemes of example 1 and example 2 are further described below in conjunction with specific working examples, which are described in detail below:

step one, filling: the goods are filled into the climbing carrying mechanism 3, and one end of the climbing carrying mechanism 3 is blocked by the blocking mechanism 5 through operating the braking mechanism 4, so that the goods are not easy to fall off from the inside of the climbing carrying mechanism 3 when the base 1 moves upwards on the stairs; goods are placed in the object carrying frame 301, the armrest 403 is rotated, the hook 512 and the second connecting rope 513 are driven by the armrest 403 to move, the inclined block 508 moves under the transmission of the hook 512 and the second connecting rope 513, the sealing cloth 505 is driven to extend out of the through groove 504 to shield one end of the object carrying frame 301, the inclined surface on the inclined block 508 can push the bolt 510 to move upwards and is finally inserted into the clamping groove 509 through the restoring force of the sixth spring 511, the inclined block 508 is fixed, the sealing cloth 505 cannot retract into the through groove 504 under the action of the fifth spring 507, the goods are blocked by the inclined block 508, and the goods are not easy to slide down from one end, far away from the armrest 403, of the object carrying frame 301;

step two, moving: when the base 1 needs to move on the stairs, the base 1 moves on the stair steps under the action of the moving part of the braking crawler by operating the braking mechanism 4; when people accidentally fall off hands, the handrail 403, the first connecting rope 409 and the movable rod 411 move under the restoring force of the fourth spring 414, the movable rod 411 drives the movable ring 412 to push the roller 209, the round rod 208, the movable block 211 and the brake block 212 to move, and the brake block 212 can abut against the end part of the belt pulley 202, so that the belt pulley 202 is not easy to rotate through friction force;

step three, changing the moving mode: the direction of the braking moving mechanism 2 is adjusted by operating the braking moving mechanism 2, and the moving mode of the base 1 is changed; the four insertion rods 214 are pulled outwards, one end of each insertion rod 214 is separated from the inside of one slot 213, the rotating plate 201 is rotated, the roller 209 faces downwards and is in contact with the ground, the insertion rods 214 are released, the insertion rods 214 move under the action of the second springs 216, one sides of the insertion rods 214 are attached to one sides of the rotating plate 201, the rotation of the rotating plate 201 is limited, the crawler belt 203 can be in contact with the stairs and moves when the loading tray is used on stairs, and when the loading tray is used on a flat road, the roller 209 can be in contact with the ground, and the crawler belt 203 with large friction force is separated from the ground;

step four, converting into a ladder: operating the climbing carrying mechanism 3 to enable the climbing carrying mechanism 3 to lean against the packing mechanism 5 in an inclined mode, and turning over the climbing carrying mechanism 3 to enable the climbing carrying mechanism 3 and the packing mechanism 5 to form a ladder; upwards lifting pull-up cardboard 308, make cardboard 308 and first connecting groove 306 and the separation of second connecting groove 307, through rotating cardboard 308, alright rotate with driving square connecting rod 309 and worm 310, and then drive a plurality of worm wheel 312 and rotate, make a plurality of steps 305 overturn simultaneously, make steps 305 slope, tensile cardboard 308, make square connecting rod 309 stretch out the inside of worm 310, when activity board 303 relies on baffle 501, can make the inside of one end insertion spacing groove 503 of cardboard 308, restoring force through third spring 311, make one side of cardboard 308 can hug closely the inside one side of spacing groove 503, through the static friction between the two, make activity board 303 difficult with the separation of baffle 501, the step 305 and the base 1 of slope keep the level this moment, form the ladder.

The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.

Claims

1. A carrying tray for logistics cargo transportation comprises a base (1) and is characterized in that braking moving mechanisms (2) are arranged on the front side and the rear side of the base (1), a climbing carrying mechanism (3) for placing cargos is arranged at the top end of the base (1), a braking mechanism (4) is arranged in the middle of one side of the top end of the base (1), and a packing mechanism (5) is arranged in the middle of the climbing carrying mechanism (3);

the braking moving mechanism (2) comprises a track moving part and a roller moving part, the roller moving part on the braking moving mechanism (2) after being turned is matched with the braking mechanism (4) to brake the track moving part, and the climbing loading mechanism (3) is obliquely connected to the packing mechanism (5) after the structure is changed to form a ladder for climbing;

the crawler belt moving part comprises a rotating plate (201) with two ends arranged on one side of a base (1) through bearings, the roller moving part comprises annular grooves (204) formed in two ends of the side of the rotating plate (201), four T-shaped sliding rods (205) are connected inside the annular grooves (204) in a sliding mode, the end portions of the four T-shaped sliding rods (205) are connected with a same limiting block (206), arc grooves are formed in four sides of the limiting block (206), four corners of the limiting block (206) are arc-shaped, square grooves (207) are formed in the middle portions of the four sides of the limiting block (206), round rods (208) are connected in the middle of the limiting block (206) in an inserting mode, the end portions of the round rods (208) are connected with movable blocks (211) located inside the limiting block (206), and the end portions of the movable blocks (211) are connected with brake pads (212);

the climbing loading mechanism (3) comprises a loading frame (301) arranged in the middle of the top end of a base (1), rectangular grooves (302) are formed in the middle of the front side and the rear side of the loading frame (301), the bottom ends of the two sides in the rectangular grooves (302) are connected with a same movable plate (303) through rotating shafts, first connecting grooves (306) are formed in the two sides of the top end of the movable plate (303), second connecting grooves (307) matched with the first connecting grooves (306) are formed in the tops of the two sides of the rectangular grooves (302), a same clamping plate (308) is connected in an adjacent mode in the first connecting grooves (306) and the second connecting grooves (307) in an inserting mode, a square connecting rod (309) is connected to the middle of the bottom end of the clamping plate (308), a worm (310) is sleeved outside the square connecting rod (309), a plurality of first through holes (304) are formed in the middle of the movable plate (303), the two sides in the first through hole (304) are connected with the same pedal (305) through a bearing.

2. The carrying tray for logistics cargo transportation according to claim 1, wherein the other end of the round rod (208) is connected with a roller (209), the outer portion of the round rod (208) is sleeved with a first spring (210), two ends of the first spring (210) are respectively connected with one end of the roller (209) and one end of the limiting block (206), one side of the rotating plate (201) is connected with a plurality of belt pulleys (202) through bearings, and the outer portions of the belt pulleys (202) are wound with the same crawler belt (203).

3. The carrying tray for logistics cargo transportation according to claim 2, wherein the two ends of the two sides of the base (1) are respectively and alternately connected with an inserting rod (214), the end of the inserting rod (214) is and alternately connected with the inside of any one square groove (207) on the adjacent limiting block (206), the middle of the inserting rod (214) is connected with a fixed block (215), the outside of the inserting rod (214) is sleeved with a second spring (216), and the two ends of the second spring (216) are respectively connected with the end of one side of the base (1) and one side of the fixed block (215).

4. The carrying tray for logistics cargo transportation according to claim 3, wherein the bottom end of the worm (310) is arranged at one side of the movable plate (303) through a bearing, the outer part of the square connecting rod (309) is sleeved with a third spring (311), two ends of the third spring (311) are respectively connected with the top end inside the worm (310) and the bottom end of the square connecting rod (309), the outer part of the worm (310) is engaged with a plurality of worm wheels (312), and the middle parts of the plurality of worm wheels (312) are respectively connected with one ends of a plurality of pedals (305).

5. The carrying tray for logistics cargo transportation according to claim 4, wherein the braking mechanism (4) comprises a groove (401) formed in the middle of one side of the top end of the base (1), two sides inside the groove (401) are connected with the same square rod (402) through a rotating shaft, a T-shaped rod (408) is inserted and connected inside the square rod (402), the top end of the T-shaped rod (408) penetrates through the top end of the square rod (402) and is connected with a handrail (403), clamping plates (404) are hinged to the bottoms of two sides of the handrail (403), elastic plates (406) are connected to the tops of two opposite sides of the clamping plates (404), the other ends of the two elastic plates (406) are respectively connected with two sides of the handrail (403), a limiting strip (405) is connected to the bottoms of two opposite sides of the clamping plates (404), and inclined surfaces are formed on the tops and the bottoms of one side, close to the handrail (403), of the limiting strip (405), the outer portion of the handrail (403) is sleeved with a limiting ring (407) matched with the clamping plate (404).

6. The carrying tray for logistics cargo transportation according to claim 5, wherein a T-shaped groove (416) is formed at the end of the base (1), a second through hole (410) is formed at the bottom end of one side of the square rod (402), first connecting ropes (409) are connected to both sides of the bottom end of the T-shaped rod (408), one end of each of the two first connecting ropes (409) passes through the second through hole (410), extends to the inside of the T-shaped groove (416) and is connected with a movable rod (411), a movable ring (412) is connected to the end of each of the two movable rods (411), a fourth spring (414) is sleeved on the outside of each of the two movable rods (411), a round block (413) is connected to the middle of each movable rod (411), one end of each fourth spring (414) is connected to one side of the round block (413), and a round ring (415) is connected to the other end of each fourth spring (414), the circular ring (415) is sleeved outside the first connecting rope (409) and is arranged on one side inside the T-shaped groove (416).

7. The carrying tray for logistics cargo transportation according to claim 6, wherein the packing mechanism (5) comprises a partition plate (501) installed in the middle of an inner cavity of the carrying frame (301), two limiting grooves (503) matched with the T-shaped rod (408) are formed in the top of the front side and the back side of the partition plate (501), a sliding groove (502) is formed in the top of the partition plate (501), two through grooves (504) are formed in the top of one side of the carrying frame (301), the bottom ends of the two through grooves (504) are connected with fifth springs (507), and the top ends of the two fifth springs (507) are connected with rectangular strips (506).

8. The carrying tray for logistics cargo transportation according to claim 7, wherein the top ends of the two rectangular strips (506) are connected with the same inclined block (508), the middle part of the inclined block (508) is connected with the inner sliding part of the sliding groove (502), the middle part of the top end of the inclined block (508) is provided with a clamping groove (509), one side of the top end of the partition plate (501) is inserted and connected with a bolt (510) matched with the clamping groove (509) for use, a sixth spring (511) is sleeved outside the bolt (510), two ends of the sixth spring (511) are respectively connected with the top end of the bolt (510) and the top end of the partition plate (501), the middle part of one side of the clamping groove (509) is connected with a second connecting rope (513), two hooks (512) mutually clamped with each other are arranged between the second connecting rope (513) and the handrail (403), and one end of each of the two hooks (512) is respectively connected with one side of the handrail (403) and one end of the second connecting rope (513) .

9. A method for using the carrier tray for transporting the physical distribution cargo, which comprises the following steps:

step one, filling: the goods are filled into the climbing loading mechanism (3), and the packing mechanism (5) is used for packing one end of the climbing loading mechanism (3) by operating the brake mechanism (4), so that the goods are not easy to fall off from the inside of the climbing loading mechanism (3) when the base (1) moves upwards on the stairs;

step two, moving: when the base (1) needs to move on the stairs, the base (1) moves on the steps of the stairs under the action of the moving part of the braking crawler belt by operating the braking mechanism (4);

step three, changing the moving mode: the direction of the braking moving mechanism (2) is adjusted by operating the braking moving mechanism (2), and the moving mode of the base (1) is changed;

step four, converting into a ladder: the climbing loading mechanism (3) is operated, the climbing loading mechanism (3) is inclined to lean against the packing mechanism (5), and the climbing loading mechanism (3) is overturned, so that the climbing loading mechanism (3) and the packing mechanism (5) form a ladder.