CN218986672U

CN218986672U - Push rod telescopic structure for shopping cart

Info

Publication number: CN218986672U
Application number: CN202223080785.7U
Authority: CN
Inventors: 吴子鹰; 彭云华
Original assignee: Zhejiang Naste Daily Necessities Co ltd
Current assignee: Zhejiang Naste Daily Necessities Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-05-09
Anticipated expiration: 2032-11-21

Abstract

The utility model belongs to the technical field of shopping cart components, in particular to a push rod telescopic structure for a shopping cart. According to the utility model, the base, the support rod, the adjusting rod, the rack, the tooth block, the spring, the first pulley, the steel wire rope and the pressing block are arranged, and after the telescopic structure is arranged on the handle of the shopping cart, the handle has an adjustable function, so that the adjusting rod can be adjusted to a proper position according to the requirement in the use process of the shopping cart, the comfort of a user in pushing and pulling the shopping cart is improved, and the insertion plate, the screw rod, the L-shaped plate and the surrounding frame are arranged, so that the surrounding frame can be detached when articles in a box are required to be carried in the use process, and then the goods are placed on the base, thereby further improving the applicability of the shopping cart.

Description

Push rod telescopic structure for shopping cart

Technical Field

The utility model relates to the technical field of shopping cart components, in particular to a push rod telescopic structure for a shopping cart.

Background

The shopping cart is a tool frequently used for people to go out and shop, the bottom of the shopping cart is provided with the idler wheels, the shopping cart is convenient for people to pull or push, the movement is very convenient and labor-saving, in order to reduce the volume and reduce the transportation cost, the shopping cart body and the idler wheels are generally separated when leaving the factory, namely, the shopping cart body and the idler wheels are firstly disassembled and packaged and then transported, after the shopping cart body and the idler wheels are installed by the consumers after buying back, the rear wheel set of the idler wheels is greatly required to be separated from the cart body, and the front wheel set is less required to be separated, but the component support of the shopping cart is generally fixed, the position of the push rod handle of the shopping cart is not movable and adjustable, so that inconvenience exists when people with different heights use the shopping cart, and comfortableness of the users is reduced, and therefore, the push rod telescopic structure of the shopping cart is provided for solving the problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a push rod telescopic structure for a shopping cart, and solves the problems in the background art.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a push rod extending structure for shopping cart, includes the base, the top of base is fixed with two bracing pieces, and the inside sliding connection of two bracing pieces has the regulation pole, one side inner wall of bracing piece all is fixed with the rack, the through-hole inside that adjusts pole both sides inner wall and all slide have the tooth piece with rack looks adaptation, the tooth piece is connected with corresponding rack meshing respectively, a lateral wall of tooth piece all is fixed with four springs, the other end of spring all with the inner wall fixed connection of regulation pole, the inside of adjusting the pole is connected with four first pulleys through the bearing rotation, and the surface of two first pulleys of same side is around having wire rope, the inside sliding connection of opening at regulation pole top has the briquetting, one end of two wire rope respectively with one side wall fixed connection of corresponding tooth piece, the other end of two wire ropes all with one side wall fixed connection of briquetting, the bottom of base is fixed with the picture peg, the through-hole inside screw that the picture peg was seted up is provided with the screw, the inside grafting of slot that the picture peg was seted up has the L template, the screw hole is seted up with the screw, the screw is located at one side wall of L template, the inside screw, the screw is connected with four, the frame is fixed with the bottom of four frames of enclosing the base, the bottom is fixed with the frame.

Further, two sliding grooves are formed in the inner wall of the bottom of the adjusting rod, and sliding blocks matched with the sliding grooves are fixed at the bottoms of the two tooth blocks.

Further, the tops of the two supporting rods are provided with yielding through grooves matched with the adjusting rods.

Further, a side wall of the base is provided with a yielding port matched with the L-shaped plate.

Further, two second pulleys are rotatably connected to the inside of the adjusting rod through bearings, and two steel wire ropes respectively bypass the corresponding second pulleys.

Further, two round sponge sleeves are fixed on the surface of the adjusting rod.

(III) beneficial effects

Compared with the prior art, the utility model provides the push rod telescopic structure for the shopping cart, which has the following beneficial effects:

according to the utility model, the base, the support rod, the adjusting rod, the rack, the tooth block, the spring, the first pulley, the steel wire rope and the pressing block are arranged, and after the telescopic structure is arranged on the handle of the shopping cart, the handle has an adjustable function, so that the adjusting rod can be adjusted to a proper position according to the requirement in the use process of the shopping cart, the comfort of a user in pushing and pulling the shopping cart is improved, and the insertion plate, the screw rod, the L-shaped plate and the surrounding frame are arranged, so that the surrounding frame can be detached when articles in a box are required to be carried in the use process, and then the goods are placed on the base, thereby further improving the applicability of the shopping cart.

Drawings

FIG. 1 is a schematic view of a first view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a second perspective of the overall structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of the L-shaped plate structure of the present utility model;

FIG. 5 is a schematic view of a board structure according to the present utility model;

fig. 6 is a schematic view of the structure of the support rod according to the present utility model.

In the figure: 1. a base; 2. a support rod; 3. an adjusting rod; 4. a rack; 5. tooth blocks; 6. a spring; 7. a first pulley; 8. a wire rope; 9. briquetting; 10. inserting plate; 11. a screw; 12. an L-shaped plate; 13. a screw hole; 14. a surrounding frame; 15. a chute; 16. a slide block; 17. a yielding through groove; 18. a yielding port; 19. and a second pulley.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, fig. 2, fig. 4 and fig. 5, the push rod telescopic structure for shopping cart provided by an embodiment of the utility model comprises a base 1, two support rods 2 are fixed at the top of the base 1, an adjusting rod 3 is connected in a sliding manner inside the two support rods 2, two round sponge sleeves are fixed on the surface of the adjusting rod 3, when a user pushes and pulls a handle, the two round sponge sleeves are used, the user can feel more comfortable, racks 4 are fixed on the inner wall of one side of the support rod 2, tooth blocks 5 matched with the racks 4 are respectively slid inside openings formed on the inner walls of two sides of the adjusting rod 3, the tooth blocks 5 are respectively meshed with the corresponding racks 4, four springs 6 are respectively fixed on one side wall of the tooth blocks 5, the other ends of the springs 6 are respectively fixedly connected with the inner wall of the adjusting rod 3, four first pulleys 7 are rotatably connected inside the adjusting rod 3 through bearings, the surfaces of the two first pulleys 7 on the same side are wound with steel wire ropes 8, the inside of a through hole at the top of the adjusting rod 3 is connected with a pressing block 9 in a sliding manner, one ends of the two steel wire ropes 8 are respectively and fixedly connected with one side wall of the corresponding tooth block 5, the other ends of the two steel wire ropes 8 are respectively and fixedly connected with one side wall of the pressing block 9, the bottom of the base 1 is fixedly provided with an inserting plate 10, the inside of a through hole formed in the inserting plate 10 is provided with a screw 11, the inside of a slot formed in the inserting plate 10 is inserted with an L-shaped plate 12, one side wall of the L-shaped plate 12 is provided with a screw hole 13 matched with the screw 11, the screw 11 is in threaded connection with the inside of the screw hole 13, a surrounding frame 14 is arranged at the top of the base 1, the L-shaped plate 12 is fixedly connected with the bottom of the surrounding frame 14, four universal self-locking wheels are fixed at the bottom of the base 1, and the pressing block 9 can be pressed by hands when the height adjustment is needed after the telescopic structure is installed by a shopping cart handle, when the pressing block 9 moves downwards, the steel wire rope 8 is pulled to move, when the steel wire rope 8 moves, the tooth block 5 is pulled to move to two sides, the tooth block 5 is separated from the rack 4 after moving, the spring 6 is also in a compressed state, the adjusting rod 3 can be pulled to slide in the supporting rod 2 to be adjusted, after the adjusting rod is adjusted to a proper position, the pressing block 9 is loosened, the tooth block 5 can be meshed with the rack 4 again under the acting force of the spring 6, so that the adjusted adjusting rod 3 is limited and fixed, meanwhile, when box cargoes need to be carried, the screw 11 can be rotated, after the limit on the L-shaped plate 12 is removed through rotation of the screw 11, the L-shaped plate 12 can be taken down together with the enclosing frame 14, so that cargoes can be directly placed at the top of the base 1, and the cargoes are conveniently transported.

As shown in fig. 3, in some embodiments, two sliding grooves 15 are formed in the inner wall of the bottom of the adjusting rod 3, and sliding blocks 16 matched with the sliding grooves 15 are fixed at the bottoms of the two tooth blocks 5, so that the sliding rod plays a supporting role, and the tooth blocks 5 are more stable in the sliding process.

As shown in fig. 6, in some embodiments, the tops of the two support rods 2 are provided with a yielding through groove 17 adapted to the adjusting rod 3, so as to play a yielding role, and the adjusting rod 3 is not interfered when in sliding adjustment.

As shown in fig. 5, in some embodiments, a side wall of the base 1 is provided with a yielding hole 18 adapted to the L-shaped plate 12, so as to play a yielding role on the L-shaped plate 12, so that the screw 11 can be screwed into the screw hole 13, and then the L-shaped plate 12 is convenient to limit and fix.

As shown in fig. 2, in some embodiments, two second pulleys 19 are rotatably connected to the inside of the adjusting rod 3 through bearings, and the two steel wire ropes 8 respectively bypass the corresponding second pulleys 19, so as to play a supporting role, and avoid friction between the steel wire ropes 8 and the inner walls of corners of the adjusting rod 3.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Push rod extending structure for shopping cart, including base (1), its characterized in that: the utility model discloses a socket, including base (1) and picture strip, the top of base (1) is fixed with two bracing pieces (2), and the inside sliding connection of two bracing pieces (2) has regulation pole (3), one side inner wall of bracing piece (2) all is fixed with rack (4), the through-hole inside that adjusts pole (3) both sides inner wall offered all slides have with rack (4) looks adaptation tooth piece (5), tooth piece (5) respectively with corresponding rack (4) meshing connection, one lateral wall of tooth piece (5) all is fixed with four springs (6), the other end of spring (6) all with the inner wall fixed connection of regulation pole (3), the inside of adjusting pole (3) is connected with four first pulleys (7) through the bearing rotation, the surface of two first pulleys (7) of same side has wound wire rope (8), the through-hole inside sliding connection of regulation pole (3) top has briquetting (9), one end of two wire rope (8) respectively with one lateral wall fixed connection of corresponding tooth piece (5), the other end of two wire rope (8) all with briquetting (9) one lateral wall fixed connection of one side (1), the bottom of picture strip (10) is provided with picture strip (10) is seted up inside socket (10), screw (13) with screw (11) looks adaptation are seted up to a side wall of L template (12), screw (11) threaded connection is in the inside of screw (13), enclose frame (14) have been placed at the top of base (1), the bottom fixed connection of L template (12) and enclosing frame (14), the bottom of base (1) is fixed with four universal auto-lock wheels.

2. The push rod telescopic structure for shopping cart according to claim 1, wherein: two sliding grooves (15) are formed in the inner wall of the bottom of the adjusting rod (3), and sliding blocks (16) matched with the sliding grooves (15) are fixed at the bottoms of the two tooth blocks (5).

3. The push rod telescopic structure for shopping cart according to claim 1, wherein: the tops of the two supporting rods (2) are provided with a yielding through groove (17) which is matched with the adjusting rod (3).

4. The push rod telescopic structure for shopping cart according to claim 1, wherein: a yielding port (18) matched with the L-shaped plate (12) is formed in one side wall of the base (1).

5. The push rod telescopic structure for shopping cart according to claim 1, wherein: the inside of adjusting lever (3) is connected with two second pulleys (19) through the bearing rotation, and two wire ropes (8) are around corresponding second pulleys (19) respectively.

6. The push rod telescopic structure for shopping cart according to claim 1, wherein: two round sponge sleeves are fixed on the surface of the adjusting rod (3).