CN114701553A

CN114701553A - Shallow is used in goods delivery

Info

Publication number: CN114701553A
Application number: CN202210324064.1A
Authority: CN
Inventors: 周鹏龙
Original assignee: Jiangxi Wanfu Industrial Group Co ltd
Current assignee: Jiangxi Wanfu Industrial Group Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-05
Anticipated expiration: 2042-03-29
Also published as: CN114701553B

Abstract

The invention discloses a goods delivery cart, which belongs to the field of carts and comprises a cart frame, wherein the cart frame comprises two base plates, side frames are respectively arranged on the upper sides of the two base plates, one ends of the two side frames, which are positioned on the same side, are jointly arranged with a rear side frame, universal wheels are respectively arranged at the bottoms of the two base plates, two rotary lifting rails are respectively movably arranged on the sides, which are close to each other, of the two side frames, lead screws are respectively rotatably arranged on the inner sides of the rotary lifting rails, lifting blocks are respectively arranged on the inner sides of the rotary lifting rails through lead screw threads, and a goods shelf is detachably arranged on the cart frame through four lifting blocks. The cart can be communicated with the goods shelf to carry the goods together, the height of the goods on the cart can be adjusted, the time cost for loading and unloading the goods can be saved, the goods can be conveniently placed at the designated height and position of the selling rack by a tally worker, and the labor intensity of the tally worker can be reduced.

Description

Shallow is used in goods delivery

Technical Field

The invention relates to the technical field of carts, in particular to a cart for goods delivery.

Background

The handcart is a transport vehicle which is pushed and pulled by people and is the ancestor of all vehicles. While the technology of cart materials handling continues to advance, carts continue to be used as an indispensable handling tool.

Through retrieval, chinese patent No. CN 210149372U discloses a handcart for supermarket cargo distribution, including a bottom plate, the lower surface of bottom plate is seted up with a recess, the recess is seted up around the bottom plate, all weld in the recess all around, the fixed plate is all welded to the other end of spring, the lower surface of fixed plate all installs the auto-lock universal wheel, the last surface welding of bottom plate has first fixed block, first fixed block symmetry welding is in the both sides of bottom plate, both sides rotate between the first fixed block and be provided with first pivot, wherein one side seted up first draw-in groove and second draw-in groove in the first pivot of first fixed block inside, threaded connection first bolt of screwing on the first fixed block.

The trolley in the prior art has the following defects in actual use: when the conventional trolley is used for carrying goods in a supermarket, a large amount of time cost and labor cost are consumed for loading and unloading the goods, when the goods need to be placed at a higher position of a selling frame, a tally worker can climb by virtue of a ladder, but needs to frequently go up and down the ladder, and then can place the goods on the selling frame, so that the conventional trolley has the defects that the goods loading and unloading process is time-consuming and labor-consuming, and the tally worker is inconvenient to place the goods, and therefore the trolley for goods distribution is provided.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a goods delivery cart.

In order to achieve the purpose, the invention adopts the following technical scheme:

a goods delivery cart comprises a frame, wherein the frame comprises two base plates, side frames are mounted on the upper sides of the two base plates, one ends, located on the same side, of the two side frames are mounted with a rear side frame together, universal wheels are mounted at the bottoms of the two base plates, two rotary lifting rails are movably mounted on one sides, close to each other, of the two side frames, lead screws are rotatably mounted on the inner sides of the rotary lifting rails, lifting blocks are mounted on the inner sides of the rotary lifting rails through lead screw threads, and goods shelves are detachably mounted on the frame through the four lifting blocks;

screw rod drive mechanism and track drive mechanism are installed to the upside of side frame, the track drive mechanism drive is passed through to the rotation type lift track, the screw rod passes through screw rod drive mechanism drive.

Furthermore, the rotary lifting track is provided with a lifting groove, the lifting block is installed in the lifting groove of the rotary lifting track through a screw rod, a hanging block with holes is fixed at the top of the rotary lifting track, the bottom of the side frame is provided with a notch matched with the rotary lifting track, the top of the side frame is provided with a rotating seat matched with the hanging block with holes, the hanging block with holes is rotatably installed with the rotating seat, and the top of the screw rod sequentially penetrates through the rotary lifting track and the hanging block with holes;

the screw rod transmission mechanism comprises a first worm wheel fixed with the top end of the screw rod, a first rotating shaft is rotatably arranged on the upper side of the side frame, a first worm is mounted on the first rotating shaft, the first worm wheel is in meshing transmission with the first worm, and the first rotating shaft is driven by a first motor;

the track transmission mechanism comprises a second worm wheel fixed with the top end of the suspension block with the hole, a second rotating shaft is arranged on the upper side of the side frame in a rotating mode, a second worm is installed on the second rotating shaft, the second worm wheel is in meshing transmission with the second worm, and the second rotating shaft is driven by a second motor.

Furthermore, the number of the first rotating shafts is two, first transmission wheels are installed at one ends of the two first rotating shafts on the same side, the two first transmission wheels are connected through a first transmission belt, and one end of one first rotating shaft is installed at the driving end of a first motor;

and two second rotating shafts are arranged, second driving wheels are arranged at one ends of the two second rotating shafts, which are positioned at the same side, the two second driving wheels are connected through a second driving belt, and one end of one second rotating shaft is arranged at the driving end of a second motor.

Further, the bottom of base plate is fixed with the supporting seat, the bottom of lead screw extends to rotary type lift orbital downside and rotates the installation with the supporting seat.

Further, the first motor is fixed with the upper side of the side frame through a mounting plate, and the second motor is fixed with the upper side of the side frame through a mounting plate.

Furthermore, four supporting legs are symmetrically arranged on the periphery of the bottom wall of the goods shelf.

Further, the handrail is all installed to two the one side that the side frame was kept away from each other.

Further, the universal wheel is a brakable universal wheel.

Compared with the prior art, the invention has the beneficial effects that:

1. when the cart is used, a tally worker does not need to take the goods off the goods shelf and then carry the goods by using the cart, and does not need to take the goods off the cart and then carry the goods, but can move and carry the goods communicated with the goods shelf to a specified place, so that two processes of loading the goods on the cart and unloading the goods from the cart can be omitted, the operation time is saved, and the labor intensity of the tally worker is reduced.

2. When the trolley is used, a tally clerk can directly lift the goods shelf and the height of the goods and then conveniently place the goods on the specified height of the selling rack without repeatedly going up and down the ladder, carrying the goods and placing the goods on the selling rack, so that the time and labor are saved when the goods are placed on the selling rack.

In conclusion, the cart disclosed by the invention can be communicated with the goods shelf to carry the goods together, the height of the goods on the cart can be adjusted, the time cost for loading and unloading the goods can be saved, convenience is brought to a tally worker to place the goods at the specified height and position of the selling rack, and the labor intensity of the tally worker can be reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic view of the present invention in a configuration without a shelf;

FIG. 2 is a schematic view of the process of the present invention in the placement of a shelf;

FIG. 3 is a schematic view of the present invention with the shelf in a lower position on the cart;

FIG. 4 is a schematic illustration of the present invention after the pallet has been raised and lowered on the cart;

FIG. 5 is an overall schematic view of the frame of the present invention;

FIG. 6 is a schematic diagram of the driving of the lead screw by the lead screw transmission mechanism according to the present invention;

FIG. 7 is a schematic diagram of the driving of the track transmission mechanism to the rotary lifting track according to the present invention;

FIG. 8 is a schematic diagram of the lifting block in the rotary lifting track according to the present invention;

FIG. 9 is a detail view of the upper structure of the rotary lifting rail and lead screw of FIG. 8;

FIG. 10 is an exploded view of the apertured hanger and first worm gear of FIG. 9;

FIG. 11 is an enlarged view of a portion a of FIG. 1;

fig. 12 is an enlarged view of a portion b of fig. 2.

In the figure: the device comprises a base plate 1, a side frame 2, a rear side frame 3, a universal wheel 4, a handrail 5, a rotary lifting track 6, a lifting block 7, a lead screw 8, a lead screw 9, a track transmission mechanism 10, a goods shelf 11, a supporting foot 12, a supporting seat 13, a gap 21, a rotating seat 22, a hanging block with a hole 61, a first worm wheel 91, a first worm 92, a first rotating shaft 93, a first motor 94, a first driving wheel 95, a first driving belt 96, a second worm wheel 101, a second worm 102, a second rotating shaft 103, a second motor 104, a second driving wheel 105 and a second driving belt 106.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1-12, a cart for cargo delivery comprises a cart frame, the cart frame comprises two base plates 1, side frames 2 are mounted on the upper sides of the two base plates 1, one ends of the two side frames 2 located on the same side are mounted with a rear side frame 3 together, the base plates 1, the side frames 2 and the rear side frame 3 form a U-shaped cart frame together, universal wheels 4 are mounted at the bottoms of the two base plates 1, and the universal wheels 4 are brakable universal wheels. The handrail 5 is installed on one side of the two side frames 2 far away from each other. The whole trolley can be controlled to move by pushing the handrail 5.

Two rotary lifting rails 6 are movably mounted on the side, close to each other, of each of the two side frames 2, lead screws 8 are rotatably mounted on the inner sides of the rotary lifting rails 6, lifting blocks 7 are mounted on the inner sides of the rotary lifting rails 6 through the lead screws 8 in a threaded mode, and the frame is detachably mounted with a goods shelf 11 through the four lifting blocks 7; four supporting feet 12 are symmetrically arranged on the periphery of the bottom wall of the shelf 11.

As shown in fig. 2, the carriage moves toward the side of the rack 11 in the direction of the arrow in fig. 2.

The upper side of the side frame 2 is provided with a screw rod transmission mechanism 9 and a track transmission mechanism 10, the rotary lifting track 6 is driven by the track transmission mechanism 10, and the screw rod 8 is driven by the screw rod transmission mechanism 9.

The rotary lifting track 6 is provided with a lifting groove, the lifting block 7 is arranged in the lifting groove of the rotary lifting track 6 through a screw rod 8, the top of the rotary lifting track 6 is fixedly provided with a hanging block 61 with holes, the bottom of the side frame 2 is provided with a notch 21 matched with the rotary lifting track 6, the top of the side frame 2 is provided with a rotating seat 22 matched with the hanging block 61 with holes, the hanging block 61 with holes is rotatably arranged with the rotating seat 22, and the top of the screw rod 8 sequentially penetrates through the rotary lifting track 6 and the hanging block 61 with holes;

the rotary lifting rail 6 can rotate relative to the side frame 2 of the vehicle frame under the drive of the rail transmission mechanism 10. And when the rotary elevating rail 6 rotates, the elevating block 7 inside thereof rotates along with it.

Before the carriage moves, the rotary lifting track 6 needs to be rotated, the lifting block 7 is in the state shown in fig. 2 and 12, then the carriage is close to the goods shelf 11, when the carriage and the goods shelf 11 are in the position shown in fig. 3, and then the lifting block 7 is controlled to lift by the screw rod 8 to lift the goods shelf 11 and goods.

The track transmission mechanism 10 comprises a second worm wheel 101 fixed with the top end of the hanging block 61 with the hole, a second rotating shaft 103 is rotatably arranged on the upper side of the side frame 2, a second worm 102 is mounted on the second rotating shaft 103, the second worm wheel 101 is in meshing transmission with the second worm 102, and the second rotating shaft 103 is driven by a second motor 104.

Two second rotating shafts 103 are arranged, second driving wheels 105 are installed at one ends of the two second rotating shafts 103 on the same side, the two second driving wheels 105 are connected through a second driving belt 106, and one end of one second rotating shaft 103 is installed at the driving end of a second motor 104. The second motor 104 is fixed to the upper side of the side frame 2 by a mounting plate.

When the second motor 104 is driven, the two second rotating shafts 103 are rotated simultaneously by the cooperation of the second driving wheel 105 and the second driving belt 106.

When the second motor 104 drives the second rotating shaft 103 to rotate, the second worm wheel 101 is engaged with the second worm 102 for transmission, and the second worm wheel 101 is fixed on the top end of the suspension block with hole 61, so that the rotary lifting track 6 can be controlled to rotate.

The screw 8 is driven by a screw transmission mechanism 9 to rotate relative to the side frame 2 and the rotary lifting rail 6, and when rotating, the screw can control the lifting block 7 to lift in the lifting groove of the rotary lifting rail 6.

The screw rod transmission mechanism 9 comprises a first worm wheel 91 fixed with the top end of the screw rod 8, a first rotating shaft 93 is rotatably arranged on the upper side of the lateral frame 2, a first worm 92 is mounted on the first rotating shaft 93, the first worm wheel 91 is in meshing transmission with the first worm 92, and the first rotating shaft 93 is driven by a first motor 94; two first rotating shafts 93 are arranged, first driving wheels 95 are installed at one ends of the two first rotating shafts 93 located on the same side, the two first driving wheels 95 are connected through a first driving belt 96, and one end of one first rotating shaft 93 is installed at the driving end of a first motor 94; the first motor 94 is fixed to the upper side of the side frame 2 by a mounting plate. When the first motor 94 is driven, the two first rotating shafts 93 rotate simultaneously through the cooperation of the first driving wheel 95 and the first driving belt 96.

The first motor 94 drives the first rotating shaft 93 to rotate, and the first worm gear 91 and the first worm 92 are meshed for transmission to control the screw 8 to rotate, at this time, the lifting block 7 is lifted in the lifting groove of the rotary lifting rail 6, and the goods shelf 11 and the goods can be lifted.

The bottom of base plate 1 is fixed with supporting seat 13, and the bottom of lead screw 8 extends to the downside of rotation type lift track 6 and rotates the installation with supporting seat 13.

When the screw rod 8 rotates, the bottom of the screw rod is rotationally connected with the supporting seat 13, so that the stability of the screw rod during rotation is ensured, and the lifting stability can be increased when the lifting block 7 lifts the goods shelf 11 and goods.

The working principle and the using process of the invention are as follows: the tally clerk pushes the cart in the form shown in fig. 2, so that the goods shelf 11 and the goods can be positioned on the inner side of the frame of the cart, then controls the rotary lifting track 6 and the lifting block 7 to rotate together to the state shown in fig. 11, then controls the lifting block 7 to lift up, namely lifts up the goods shelf 11 and the goods together, and at the moment, the cart can carry the goods shelf 11 and the goods together to a specified place;

when needing the tally, die the universal wheel 4 lock of bottom, then required height when continuing to control elevator 7 to rise goods shelves 11 and goods, the tally person can put the goods at the appointed height of selling the frame, because the height-adjustable of putting of goods, consequently the tally person can not need to bow repeatedly and carry the goods to the tally process is light simple more. When the goods are placed to the higher position of the selling frame, the tally clerk can climb by using a ladder, then the goods are controlled to the specified height, and the tally operation can be conveniently completed.

The cart of the present invention moves in a direction parallel to the side frames 3 during normal movement, and when loading and unloading of the goods shelves 11 and the goods are required, the cart moves in a direction of an arrow shown in fig. 2, i.e., in a direction perpendicular to the side frames 3, and this design increases the stability during movement after loading the goods, and prevents the goods from falling down when the loading height of the goods is high, thereby making the use of the cart safer.

It should be noted that: the height and other dimensions of the cart in the invention can be designed according to actual tallying requirements, and the cart height in the drawings in the specification is only schematic and does not limit the height and other dimensions of the cart.

Claims

1. The cart for cargo distribution comprises a cart frame and is characterized in that the cart frame comprises two base plates (1), side frames (2) are mounted on the upper sides of the two base plates (1), one ends, located on the same side, of the two side frames (2) are mounted with a rear side frame (3) together, universal wheels (4) are mounted at the bottoms of the two base plates (1), two rotary lifting rails (6) are movably mounted on the sides, close to each other, of the two side frames (2), lead screws (8) are rotatably mounted on the inner sides of the rotary lifting rails (6), lifting blocks (7) are mounted on the inner sides of the rotary lifting rails (6) through the lead screws (8) in a threaded mode, and a storage rack (11) is detachably mounted on the cart frame through the four lifting blocks (7);

screw rod drive mechanism (9) and track drive mechanism (10) are installed to the upside of side frame (2), rotation type lift track (6) are through track drive mechanism (10) drive, screw rod (8) are through screw rod drive mechanism (9) drive.

2. The goods distribution cart of claim 1, wherein the rotary lifting rail (6) is provided with a lifting groove, the lifting block (7) is mounted in the lifting groove of the rotary lifting rail (6) through a screw rod (8), a hanging block (61) with holes is fixed at the top of the rotary lifting rail (6), a notch (21) matched with the rotary lifting rail (6) is formed at the bottom of the side frame (2), a rotating seat (22) matched with the hanging block (61) with holes is arranged at the top of the side frame (2), the hanging block (61) with holes is rotatably mounted with the rotating seat (22), and the top of the screw rod (8) sequentially penetrates through the rotary lifting rail (6) and the hanging block (61) with holes;

the screw rod transmission mechanism (9) comprises a first worm wheel (91) fixed with the top end of the screw rod (8), a first rotating shaft (93) is rotatably arranged on the upper side of the side frame (2), a first worm (92) is mounted on the first rotating shaft (93), the first worm wheel (91) is in meshing transmission with the first worm (92), and the first rotating shaft (93) is driven by a first motor (94);

the track transmission mechanism (10) comprises a second worm wheel (101) fixed to the top end of the hanging block (61) with the hole, a second rotating shaft (103) is arranged on the upper side of the side frame (2) in a rotating mode, a second worm (102) is installed on the second rotating shaft (103), the second worm wheel (101) and the second worm (102) are in meshing transmission, and the second rotating shaft (103) is driven through a second motor (104).

3. The goods distribution cart of claim 2, wherein two first rotating shafts (93) are provided, and first driving wheels (95) are respectively mounted at one ends of the two first rotating shafts (93) on the same side, the two first driving wheels (95) are connected through a first driving belt (96), and one end of one first rotating shaft (93) is mounted at the driving end of a first motor (94);

the number of the second rotating shafts (103) is two, second driving wheels (105) are mounted at one ends, located on the same side, of the two second rotating shafts (103), the two second driving wheels (105) are connected through a second driving belt (106), and one end of one of the second rotating shafts (103) is mounted at the driving end of a second motor (104).

4. The cart for cargo distribution according to claim 2, wherein a support base (13) is fixed to the bottom of the base plate (1), and the bottom end of the screw rod (8) extends to the lower side of the rotary lifting rail (6) and is rotatably mounted on the support base (13).

5. A trolley for goods distribution according to claim 2 or 3, characterised in that the first motor (94) is fixed to the upper side of the side frame (2) by means of a mounting plate, and that the second motor (104) is fixed to the upper side of the side frame (2) by means of a mounting plate.

6. The goods delivery cart of claim 1, wherein four support legs (12) are symmetrically mounted around the bottom wall of the shelf (11).

7. The trolley for the distribution of goods as claimed in claim 1, characterized in that the side frames (2) are fitted with handrails (5) on their sides remote from each other.

8. The goods delivery cart of claim 1, wherein the universal wheels (4) are brakable universal wheels.