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CN-224225082-U - Folding commodity circulation shallow

CN224225082UCN 224225082 UCN224225082 UCN 224225082UCN-224225082-U

Abstract

The utility model relates to a folding logistics trolley which is characterized by comprising a main body frame 1 and a folding basket frame 2, wherein the main body frame 1 is composed of an upright post frame 11 and a chassis 12, the upright post frame 11 comprises two upright posts 110, a first auxiliary rod 112 fixedly connected between the two upright posts 110 and a first lattice vertical net 113 covered between the upright posts 110 and the first auxiliary rod 112, the chassis 12 comprises two flat rods 121, a second auxiliary rod 122 fixedly connected between the two flat rods 121 and a second lattice flat net 123 covered between the flat rods 121 and the second auxiliary rod 122, two ends of the flat rods 121 of the chassis 12 are fixedly welded to a first end of an L-shaped connecting piece 33, and a second end of the L-shaped connecting piece 33 is movably and rotatably connected with the bottom of the upright post 110 through a bolt group 32.

Inventors

  • ZHANG PEIKUN
  • ZHOU YUN

Assignees

  • 福州大学

Dates

Publication Date
20260512
Application Date
20250509

Claims (10)

  1. 1. A folding logistics trolley is characterized by comprising a main body frame (1) and a folding basket (2); The main body frame (1) is composed of a stand column frame (11) and a chassis (12), the stand column frame (11) comprises two stand columns (110), a first auxiliary rod (112) fixedly connected between the two stand columns (110) and a first lattice vertical net (113) covered between the stand columns (110) and the first auxiliary rod (112), and the chassis (12) comprises two flat rods (121), a second auxiliary rod (122) fixedly connected between the two flat rods (121) and a second lattice flat net (123) covered between the flat rods (121) and the second auxiliary rod (122); Two ends of a flat rod (121) of the chassis (12) are fixedly welded at the first end of an L-shaped connecting piece (33), and the second end of the L-shaped connecting piece (33) is movably and rotatably connected with the bottom of the upright post (110) through a bolt group (32); The folding basket frame (2) comprises a first side frame (21), a second side frame (22), a front frame (23) and a hinge assembly (24), wherein the first side frame (21) and the second side frame (22) are formed by two half side frames, the two half side frames are movably connected through a hinge, the two half side frames can be folded inwards vertically along a hinge axis, the first ends of the first side frame (21) and the second side frame (22) are respectively hinged to the side part of the front frame (23) through the hinge, and the second ends of the first side frame (21) and the second side frame (22) are respectively hinged to a stand column (110) through the hinge assembly (24) in a movable mode, so that the first side frame (21) and the second side frame (22) can both rotate relative to the stand column and can slide up and down along the axis.
  2. 2. The folding logistics trolley of claim 1, wherein the L-shaped connecting piece comprises two L-shaped side pieces and a middle connecting piece connected between the bottoms of the two side pieces and close to the first end, through holes for penetrating bolts are formed in the two side pieces close to the second end, two side faces of the flat rod (121) are welded between the first end parts of the two side pieces, the bottom face of the flat rod (121) is located above the middle connecting piece, the second ends of the two side pieces are abutted against two sides of the lower end of the upright post, and through holes corresponding to the through holes are formed in the lower end of the upright post for penetrating bolts.
  3. 3. The folding logistics trolley of claim 1 or 2, wherein the hinge assembly (24) comprises a column hole sleeve (241A), a return spring (242A), a frame hole sleeve (243) and a hinge bolt shaft (244) which are coaxially arranged, one sides of the first side frame and the second side frame are welded with the frame hole sleeve (243), one side of the upright post (110) is welded with the column hole sleeve (241A), the column hole sleeve (241A) is rotatably and movably connected with the frame hole sleeve (243) through the hinge bolt shaft (244), and the return spring (242A) acts on the column hole sleeve (241A) and the frame hole sleeve (243) to realize elastic jacking.
  4. 4. The folding logistics trolley of claim 1 or 2, wherein the hinge assembly (24) comprises a first column hole sleeve (241B), a first return spring (242B) and a frame strip boss (245), one side of the upright column (110) is welded with the first column hole sleeve (241B), and the frame strip boss (245) is welded with the frame strip at the side part of the side frame, namely, the frame strip at the side part of the side frame is directly taken as a rotating shaft.
  5. 5. The folding logistics trolley as claimed in claim 1, wherein the two upright posts (110) are internally provided with telescopic pull rods (111), and a spring bayonet lock (31) is arranged between the upper end parts of the two upright posts (110) and the telescopic pull rods (111).
  6. 6. The folding logistics trolley as claimed in claim 1, wherein the buckling piece (35) is arranged at the lower part of the front frame (23), the buckling piece (35) consists of a hinged end, a bent hook buckling end and an operation cross rod (351), the operation cross rod (351) is fixedly connected with the buckling piece body, the buckling piece (35) is movably connected to the front frame (23) through the hinged end, and the bent hook buckling end is buckled on a flat rod (121) of the chassis.
  7. 7. The folding logistics trolley as claimed in claim 1, characterized in that the central part of the flat bar (121) of the chassis and the central part of the first auxiliary bar (112) are provided with a U-shaped strap hook (36).
  8. 8. The folding logistics trolley of claim 1, wherein the sides of the two flat bars (121) of the chassis are each provided with a side stop (34) for limiting the side frames.
  9. 9. The folding logistics trolley of claim 8, wherein the side stop block (34) comprises a fixed block (341) fixedly connected to the flat rod (121) and a movable block (342) connected to the fixed block (341) through a fixed screw (343), the movable block can rotate 90 degrees along the axis of the screw (343), and the corresponding position state is maintained by static friction force between the movable block and the fixed block.
  10. 10. The folding logistics cart of claim 1, wherein: The lower ends of the two upright posts are welded with a wheel group (39), the wheel group (39) comprises a shaft bracket (392) welded at the lower parts of the two upright posts and an axle (391) penetrating through the two shaft brackets (392), and the two outer ends of the axle (391) are detachably connected with wheels (393).

Description

Folding commodity circulation shallow Technical field: The utility model relates to a logistics trolley, in particular to a folding (multifunctional) logistics trolley. The background technology is as follows: When people transfer goods or commodities in batches, the efficiency is improved and the burden of personnel is reduced by means of a trolley tool, the logistics flow is rapidly increased along with the development of modern electronic commerce and commercial trade, and the logistics trolley becomes one of the necessary tools in production and life, especially in recent years, due to popularization of family cars, the logistics trolley which is small and exquisite, is convenient to store in the car or home and has multiple carrying functions is developed, so that the logistics trolley has practical significance. In the prior art, a part of the cart is provided with a foldable goods enclosure structure, but the enclosure structure limits the size, and some large-size articles cannot be loaded and used; some carts without cargo maintenance structure can be loaded with large articles, but are not suitable for loading some scattered and easily scattered articles. Chinese patent CN217477311U proposes a vertical shopping cart for simplifying complicated folding components and solving the problem of carrying large articles, its content includes the main frame, the main frame includes the handle, the both ends of handle all are through the vertical stay tube of return bend fixedly connected with, two vertical stay tube passes through two first bracing pieces fixed connection, two be provided with the side grid between the vertical stay tube and one side of two first bracing pieces, one side fixed mounting of side grid has two mounting panels, two one side of mounting panel all is provided with the fixed plate, two a plurality of jack-in grooves have all been seted up to one side of fixed plate, two the same one side of mounting panel is provided with a plurality of basket frame, a plurality of in the both ends of basket frame have been seted up a plurality of jack-in groove on the two fixed plate respectively to the activity is inserted, a plurality of on the basket frame is provided with two fly leaf, two all set up a plurality of draw-in groove on the fly leaf, two on the fly leaf is through a plurality of draw-in groove of the respective and is respectively movable joint on the circumference of a plurality of basket frame. The basket frames in the prior art can be folded upwards by utilizing the parallelogram principle, and have the defects that the height dimension after folding is increased (equal to the sum of the long sides and the short sides of the quadrangle), the lamination is thicker (the thicknesses of the layers of the basket frames are overlapped) after folding; in addition, the lower ends of the vertical supporting pipes of the main frame are respectively and fixedly connected with the inclined supporting pipes through bent pipes, so that the shopping cart has the defects that the main frame cannot be movably folded, the overall dimension of the shopping cart is large, and the shopping cart is inconvenient to carry and store. The invention comprises the following steps: in view of the above problems in the prior art, the present utility model aims to provide a folding logistics trolley which is reasonable in design, simple to operate, and convenient to carry and store. The utility model is realized by adopting the following scheme, The utility model discloses a folding logistics trolley which is characterized by comprising a main body frame and a folding basket frame, wherein the main body frame consists of an upright post frame and a chassis, the upright post frame comprises two upright posts, a first auxiliary rod fixedly connected between the two upright posts and a first lattice upright net covered between the upright posts and the first auxiliary rod, and the chassis comprises two flat rods, a second auxiliary rod fixedly connected between the two flat rods and a second lattice flat net covered between the flat rods and the second auxiliary rod; The foldable basket comprises a first side frame, a second side frame, a front frame and a hinge assembly, wherein the first side frame and the second side frame are formed by two half side frames, the two half side frames are movably connected through a hinge, the two half side frames can be folded inwards vertically along the axis of a hinge, first ends of the first side frame and the second side frame are respectively and movably hinged to the side parts of the front frame through hinges, second ends of the first side frame and the second side frame are respectively and movably hinged to a stand column through the hinge assembly, and therefore the first side frame and the second side frame can both rotate relative to the stand column and can slide up and down along the axis. Preferably, the above-mentioned L type connecting piece is including b