CN216805510U

CN216805510U - Handcart capable of preventing goods from falling

Info

Publication number: CN216805510U
Application number: CN202220129058.6U
Authority: CN
Inventors: 郭晓栋
Original assignee: Qingdao Jinxin Special Purpose Vehicle Co ltd
Current assignee: Qingdao Jinxin Special Purpose Vehicle Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-24
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to the technical field of freight carts, in particular to a cart capable of preventing goods from falling. The double-direction double-screw automatic conveying device comprises a supporting plate, wherein the lower end of the supporting plate is connected with a rotating handle, the upper end of the rotating handle is connected with a conical gear, the outer wall of the conical gear is meshed with a driven gear, a double-direction screw rod is connected inside the driven gear, and the outer wall of the double-direction screw rod is connected with a moving frame. This can prevent that goods from taking place handcart that drops, the connecting plate and the link that set up can cooperate and remove the frame and stretch out from accomodating the inslot, and the drive of cooperation two-way lead screw comes to laminate spacingly to the goods outer wall, and the expansion bracket of link upper end connection can carry out the lift adjustment, and the spacing marble of its outer wall of accessible carries out the rigidity, the adaptable not co-altitude goods of expansion bracket of height-adjusting is spacing, its link cooperation lead screw and expansion bracket can carry out spacing processing to the goods of different width and height, the adaptability of handcart is greatly improved, the security of goods transportation has effectively been improved.

Description

Handcart capable of preventing goods from falling

Technical Field

The utility model relates to the technical field of freight vehicles, in particular to a trolley capable of preventing goods from falling.

Background

The handcart is a transport vehicle pushed and pulled by people, which is the ancestor of all vehicles, although the technology of transporting materials of the handcart is continuously developed, the handcart is still used as an indispensable transport tool, and the handcart is widely applied in production and life because of low manufacturing cost, simple maintenance, convenient operation and light dead weight, can work in places where the motor vehicles are inconvenient to use, and needs to be transported by the handcart in the process of transporting boxed goods.

At present, the trolley on the market does not have a corresponding protection device to limit the goods in the process of bearing the goods, so that the goods easily fall off in the transferring process, if a binding rope is used for reinforcing the goods, a large amount of time is wasted, and aiming at the above situation, the trolley capable of preventing the goods from falling off is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a trolley capable of preventing goods from falling off, and aims to solve the problems that the trolley on the market at present does not have a corresponding protection device to limit the goods in the process of carrying the goods, so that the goods are easy to fall off in the transferring process, and a large amount of time is wasted if a binding rope is used for reinforcing the goods.

The technical scheme of the utility model is as follows:

including the layer board, the layer board lower extreme is connected with changes the handle, and changes and be connected with bevel gear to the upper end, bevel gear outer wall meshing has driven gear, and driven gear internal connection has two-way lead screw, two-way lead screw outer wall connection has the removal frame, and removes a fixed wall and have a connecting plate, connecting plate outer wall connection has the link, and the link outer wall has seted up spacing hole, the link upper end is connected with the expansion bracket, and expansion bracket outer wall connection has spacing marble, the fluting has been seted up to the connecting plate upper surface, it is connected with the gag lever post to remove the frame other end, the layer board outer wall has been seted up and has been accomodate the groove, and the connecting plate is located accomodate the inslot portion, the layer board left end is fixed with the fixed plate, and the fixed plate upper end is connected with the expansion plate.

Furthermore, the bidirectional screw rod and the driven gear form a rotating structure with the supporting plate through the conical gear and the rotating handle, and the bidirectional screw rod is in threaded connection with the moving frame.

Furthermore, the moving frame forms a moving structure through the bidirectional screw rod, the limiting rod and the supporting plate, the limiting rod is movably connected with the moving frame, and the limiting rod and the bidirectional screw rod are distributed in parallel.

Furthermore, the connecting plate and the movable frame are connected in a welding mode, the connecting plate and the connecting frame are movably connected, and the rotating angle of the connecting frame is in a degree of degree.

Furthermore, the telescopic frame forms a fixed structure through the limiting marble and the limiting hole and the connecting frame, the size of an outer opening of the telescopic frame is matched with that of an inner opening of the groove, and the telescopic frame is symmetrically distributed about the vertical center line of the supporting plate.

Further, the layer board includes the guard plate, the guard plate connect in the layer board right-hand member, and guard plate one end is connected with the spring, the guard plate passes through to constitute elastic construction between spring and the guard plate, and the guard plate surface is the flexibility.

The utility model provides a trolley capable of preventing goods from falling through improvement, compared with the prior art, the trolley has the following improvements and advantages:

one is as follows: according to the trolley, the connecting plate and the connecting frame can be matched with the movable frame to extend out of the accommodating groove and are matched with the driving of the bidirectional screw rod to carry out laminating limiting on the outer wall of the goods, the telescopic frame connected to the upper end of the connecting frame can be subjected to lifting adjustment and can be fixed in position through the limiting balls on the outer wall of the telescopic frame, the telescopic frame with the adjustable height can adapt to limiting of the goods with different heights, the connecting frame can carry out limiting processing on the goods with different widths and heights by matching with the screw rod and the telescopic frame, the adaptability of the trolley is greatly improved, and the safety of goods transferring is effectively improved.

The second step is as follows: according to the utility model, the connecting frame can rotate into the open groove for storage, and the stored connecting plate can be completely contracted into the storage groove for storage along with the driving of the screw rod, so that the handcart is more attractive integrally and has a more compact structure.

And thirdly: according to the utility model, the protection plate arranged at the right end of the supporting plate can elastically contract through the spring, so that the lower end of the trolley body can be prevented from impacting the feet of people due to the inertia effect of the trolley in the process of pulling goods, the spongy cushion on the outer surface of the protection plate can effectively buffer the impact force by matching with the elastic deformation of the spring, and the human body is protected from being injured.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the mobile frame of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

Description of reference numerals: 1. a support plate; 2. turning a handle; 3. a bevel gear; 4. a driven gear; 5. a bidirectional lead screw; 6. a movable frame; 7. a connecting plate; 8. a connecting frame; 9. a limiting hole; 10. a telescopic frame; 11. limiting the marble; 12. grooving; 13. a limiting rod; 14. a receiving groove; 15. a fixing plate; 16. a retractable plate; 17. a protection plate; 18. a spring.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a trolley capable of preventing goods from falling through improvement, as shown in figures 1-2, the trolley comprises a supporting plate 1, the lower end of the supporting plate 1 is connected with a rotating handle 2, the upper end of the rotating handle 2 is connected with a conical gear 3, the outer wall of the conical gear 3 is meshed with a driven gear 4, a bidirectional screw 5 is connected inside the driven gear 4, the outer wall of the bidirectional screw 5 is connected with a moving frame 6, the outer wall of the moving frame 6 is fixed with a connecting plate 7, the outer wall of the connecting plate 7 is connected with a connecting frame 8, the outer wall of the connecting frame 8 is provided with a limiting hole 9, the upper end of the connecting frame 8 is connected with a telescopic frame 10, the outer wall of the telescopic frame 10 is connected with a limiting marble 11, the upper surface of the connecting plate 7 is provided with a notch 12, the other end of the moving frame 6 is connected with a limiting rod 13, the outer wall of the supporting plate 1 is provided with a containing groove 14, the connecting plate 7 is positioned inside the containing groove 14, the bidirectional screw 5 and the driven gear 4 form a rotating structure with the supporting plate 1 through the conical gear 3 and the rotating handle 2, the bidirectional screw 5 is in threaded connection with the movable frame 6, the movable frame 6 is in movable connection with the supporting plate 1 through the bidirectional screw 5 and the limiting rod 13, the limiting rod 13 is in movable connection with the movable frame 6, the limiting rod 13 and the bidirectional screw 5 are distributed in parallel, the connecting plate 7 is welded with the movable frame 6, the connecting plate 7 is in movable connection with the connecting frame 8, the rotating angle of the connecting frame 8 is 0-90 degrees, the telescopic frame 10 is in a fixed structure with the connecting frame 8 through the limiting ball 11 and the limiting hole 9, the size of an outer opening of the telescopic frame 10 is matched with that of an inner opening of the slot 12, the telescopic frame 10 is symmetrically distributed relative to the vertical central line of the supporting plate 1, the two ends of the movable frame 6 are connected with the bidirectional screw 5 and the limiting rod 13, and the rotating handle 2 can drive the bevel gear 3 and the driven gear 4 to rotate, thereby driving the two-way screw 5 fixed on the outer wall of the driven gear 4 to rotate, so that two moving frames 6 in threaded connection with the outer wall of the two-way screw 5 slide along the outer wall of a limiting rod 13, further leading connecting plates 7 welded on the outer wall of the moving frames 6 to extend out of accommodating grooves 14 on the left side and the right side of a supporting plate 1, the outer wall of the connecting plate 7 is connected with a connecting frame 8, the connecting frame 8 can rotate through a connecting shaft at the tail end so as to be mutually vertical to the connecting plate 7, the outer wall of the connecting shaft is provided with a limiting plate, so that the connecting frame 8 can only rotate 90 degrees with the connecting plate 7 at most, the connecting frame 8 in a vertical state can approach the surface of goods borne on a trolley through the reverse rotation of a rotating handle 2, thereby attaching and limiting the goods, the goods are not easy to fall off from the trolley, an expansion bracket 10 connected on the upper end of the connecting frame 8 can be adjusted in a lifting way, and can be clamped into a limiting hole 9 on the outer wall of the connecting frame 8 through a limiting marble 11 on the outer wall to fix the position, its structure is similar to the umbrella pole, the goods of the adaptable co-altitude of expansion bracket 10 of height-adjusting is spacing, 8 cooperation lead screws 5 of its link and expansion bracket 10 can carry out spacing processing to the goods of different width and height, the adaptability of handcart has been improved greatly, the security of cargo transportation has effectively been improved, under the handcart unoperated state, can reset expansion bracket 10, and accomodate in rotatory fluting 12 through link 8, connecting plate 7 after accomodating can be along with lead screws 5's drive is totally received the indentation and is accomodate the groove 14 and deposit, make the handcart whole more pleasing to the eye, the structure is more compact.

Referring to fig. 1, 3 and 4, a fixed plate 15 is fixed at the left end of a supporting plate 1, an expansion plate 16 is connected at the upper end of the fixed plate 15, the supporting plate 1 comprises a protection plate 17, the protection plate 17 is connected at the right end of the supporting plate 1, a spring 18 is connected at one end of the protection plate 17, the protection plate 17 forms an elastic structure with the protection plate 17 through the spring 18, the outer surface of the protection plate 17 is flexible, the expansion plate 16 is also connected at the upper end of the fixed plate 15 arranged at the left end of the supporting plate 1, the expansion plate 16 can be lifted and adjusted as well and is limited and fixed through a limiting marble 11 at the outer wall, so that the goods on the surface of the supporting plate 1 are limited and protected by the other surface, the goods are prevented from falling, the protection plate 17 arranged at the right end of the supporting plate 1 can be elastically contracted through the spring 18, the lower end of a vehicle body can be prevented from impacting the feet due to the inertia effect of a trolley in the process of pulling the goods, a sponge cushion on the outer surface of the protection plate 17 can effectively cushion the impact force through the elastic deformation of the spring 18, protect human body from being hurt.

The working principle is as follows: firstly, the whole goods can be stacked on the surface of a supporting plate 1, then a rotating handle 2 at the lower end of the supporting plate 1 is rotated, the rotating handle 2 can drive a conical gear 3 and a driven gear 4 to rotate, so as to drive a bidirectional screw 5 fixed on the outer wall of the driven gear 4 to rotate, so that two moving frames 6 in threaded connection with the outer wall of the bidirectional screw 5 slide along the outer wall of a limiting rod 13, further connecting plates 7 welded on the outer wall of the moving frames 6 extend out of accommodating grooves 14 at the left side and the right side of the supporting plate 1, then a connecting frame 8 connected with the outer wall of the connecting plate 7 can rotate through a connecting shaft at the tail end so as to be perpendicular to the connecting plates 7, then the rotating handle 2 is rotated reversely, so that the connecting frame 8 in a perpendicular state is close to the surface of the goods borne on the trolley, thereby the goods are attached and limited, the goods are not easy to fall off from the trolley, and the height of the telescopic frame 10 can be adjusted according to the height of the goods, the expansion plate 16 of upwards pulling fixed plate 15 upper end afterwards rises, thereby carry out the spacing protection of another side to the goods on layer board 1 surface, avoid dropping of goods, can stimulate at last or promote the handcart and carry out the goods and transport, guard plate 17 accessible spring 18 that layer board 1 right-hand member set up carries out elastic shrinkage, can prevent to lead to the automobile body lower extreme to strike personnel's foot because of handcart inertia effect at the in-process of pulling goods, the elastic deformation of the foam-rubber cushion cooperation spring 18 of guard plate 17 surface can effectively cushion the impact force, protect the human body not to receive the injury.

Claims

1. The utility model provides a can prevent that goods from taking place handcart that drops which characterized in that: comprises a supporting plate (1), the lower end of the supporting plate (1) is connected with a rotating handle (2), the upper end of the rotating handle (2) is connected with a bevel gear (3), the outer wall of the bevel gear (3) is meshed with a driven gear (4), a bidirectional lead screw (5) is connected inside the driven gear (4), the outer wall of the bidirectional lead screw (5) is connected with a moving frame (6), a connecting plate (7) is fixed on the outer wall of the moving frame (6), the outer wall of the connecting plate (7) is connected with a connecting frame (8), a limiting hole (9) is formed in the outer wall of the connecting frame (8), an expansion frame (10) is connected at the upper end of the connecting frame (8), a limiting marble (11) is connected on the outer wall of the expansion frame (10), a groove (12) is formed in the upper surface of the connecting plate (7), a limiting rod (13) is connected at the other end of the moving frame (6), a containing groove (14) is formed in the outer wall of the supporting plate (1), and the connecting plate (7) is positioned in the accommodating groove (14), a fixing plate (15) is fixed at the left end of the supporting plate (1), and the upper end of the fixing plate (15) is connected with a telescopic plate (16).

2. A cart for preventing cargo from falling down, as claimed in claim 1, wherein: the bidirectional screw rod (5) and the driven gear (4) form a rotating structure through the bevel gear (3) and the rotating handle (2) and the supporting plate (1), and the bidirectional screw rod (5) is in threaded connection with the moving frame (6).

3. A cart for preventing cargo from falling down, as claimed in claim 1, wherein: the movable structure is formed between the movable frame (6) and the supporting plate (1) through the bidirectional screw (5) and the limiting rod (13), the limiting rod (13) is movably connected with the movable frame (6), and the limiting rod (13) and the bidirectional screw (5) are distributed in parallel.

4. A cart for preventing cargo from falling down, as claimed in claim 1, wherein: the connecting mode between the connecting plate (7) and the moving frame (6) is welding, the connecting plate (7) is movably connected with the connecting frame (8), and the rotating angle of the connecting frame (8) is 0-90 degrees.

5. A cart for preventing cargo from falling down, as claimed in claim 1, wherein: the telescopic frame (10) forms a fixed structure with the connecting frame (8) through the limiting marble (11) and the limiting hole (9), the size of an outer opening of the telescopic frame (10) is matched with that of an inner opening of the slot (12), and the telescopic frame (10) is symmetrically distributed about a vertical central line of the supporting plate (1).

6. A cart for preventing cargo from falling down, as claimed in claim 1, wherein: the supporting plate (1) comprises a protection plate (17), the protection plate (17) is connected to the right end of the supporting plate (1), one end of the protection plate (17) is connected with a spring (18), the protection plate (17) forms an elastic structure between the spring (18) and the protection plate (17), and the outer surface of the protection plate (17) is flexible.