CN219948233U - Multi-platform trolley - Google Patents

Abstract

The utility model relates to the technical field of trolleys, in particular to a multi-platform trolley which comprises a bottom plate, wherein rotating grooves are formed in the periphery of the upper part of the bottom plate, connecting shafts are connected inside the rotating grooves, one ends of upright posts are connected above the connecting shafts, transverse rods are connected to the top ends of the upright posts positioned on the same side of the bottom plate, a fixing mechanism is arranged below the transverse rods, and pin grooves are formed in the bottom plate and below the fixing mechanism. According to the utility model, the stand columns are matched with the bottom plate to be connected, the footstock is supported, multiple platforms are realized, the storage space is enlarged, the footstock can support the stand columns, instability caused by the stand columns is prevented, the pin rod in the fixing mechanism can move along with the limiting seat in the spring groove, the pin rod is abutted by the abutting spring and inserted into the pin groove, the cross rod is fixed, the cross rod is prevented from rotating, the standing state of the stand columns is conveniently released, rapid falling is realized, the bottom plate, the cross rod and the stand columns are changed into the same level, and are converted into the trailer, so that the storage space is larger, and the practicability is higher.

Description

Multi-platform trolley

Technical Field

The utility model relates to the technical field of trolleys, in particular to a multi-platform trolley.

Background

The cart is a carrying vehicle pushed and pulled by a person. The cart has one wheel, two wheels, three wheels and four wheels. The traditional cart body is made of wood, the modern cart body is made of iron sheet, and the traditional cart is a manually pushed and pulled transport vehicle, and is an ancestor of all vehicles. While cart material handling technology is continually evolving, carts continue to be used as an integral handling tool. The handcart has wide application in production and life because of low cost, simple maintenance, convenient operation and light dead weight, can work in places where motor vehicles are inconvenient to use, and is very convenient when carrying lighter articles in short distance.

Patent number CN108099980A is multi-functional handcart of bilayer platform belongs to the handling tool field. The handcart comprises an upper layer platform, a bottom layer platform and a pushing hand, wherein the pushing hand is fixed at the rear part of the bottom layer platform, the upper layer platform is arranged right above the bottom layer platform through a scissor type lifting mechanism, and an upper layer locking gas spring is further arranged in the scissor type lifting mechanism; the bottom platform comprises a bottom platform fixing frame and a bottom platform expansion bracket which are in telescopic fit, rollers are arranged at the rear part of the bottom platform fixing frame and the front part of the bottom platform expansion bracket, a bottom expansion air spring used for keeping the bottom platform expansion bracket to elastically stretch out is arranged between the bottom platform fixing frame and the bottom platform expansion bracket, and a linkage mechanism used for driving the bottom platform expansion bracket to retract is arranged at the rear part of the bottom platform fixing frame. The trolley can realize flexible use of the double-layer platform; not only improves the loading capacity of the double-layer handcart, but also has flexible and convenient use and simpler operation.

The device carries out altitude mixture control through cutting elevating system to upper deck platform, and the operation is inconvenient, can lead to simultaneously that the whole weight of shallow becomes heavy, influences subsequent use to the device can't realize stretching the shallow, realizes becoming the trailer of individual layer with the shallow, and the practicality is stronger, for this reason, we disclose a multi-platform shallow.

Disclosure of Invention

The utility model aims to provide a multi-platform trolley, which is characterized in that a fixing mechanism, upright posts, cross bars and a footstock are arranged, the upright posts are firstly matched with a bottom plate to be connected, the footstock is supported, multiple platforms are realized, storage space is enlarged, the footstock can support the upright posts at the same time, the instability caused by the upright posts is prevented, a pin rod in the fixing mechanism can move in a spring groove along with a limit seat, the pin rod can be abutted by an abutting spring and inserted into the pin groove, the cross bars are fixed, the cross bars are prevented from rotating and loosening, the standing state of the upright posts is conveniently released, the bottom plate, the cross bars and the upright posts are quickly laid down, the bottom plate, the cross bars and the upright posts are changed into the same level, the storage space is larger, and the practicability is stronger.

Therefore, the utility model provides a multi-platform trolley, which comprises a bottom plate, wherein rotating grooves are formed in the periphery above the bottom plate, connecting shafts are connected inside the rotating grooves, one ends of upright posts are connected above the connecting shafts, cross bars are connected to the top ends of the upright posts positioned on the same side of the bottom plate, fixing mechanisms are arranged below the cross bars, pin grooves are formed in the bottom plate and below the fixing mechanisms, the fixing mechanisms are inserted into the pin grooves, connecting grooves are formed in the top ends of the upright posts, and top seats are inserted above the connecting grooves.

Preferably: the fixing mechanism comprises a mounting seat, a tight spring and a spring groove, wherein the mounting seat is connected below the cross rod, the spring groove is formed in the mounting seat, one end of the tight spring is connected in the spring groove, the other end of the tight spring is connected with a limiting seat, the center position below the limiting seat is connected with one end of a pin rod, and the other end of the pin rod is inserted in the pin groove.

Preferably: the number of the abutting springs is several.

Preferably: the number of the fixing mechanisms is a plurality of.

Preferably: the connecting groove is formed in the top end of the upright post, connecting rods are installed around the lower portion of the footstock, and the lower portion of each connecting rod is inserted into the connecting groove.

Preferably: the bottom rod is arranged at the center position below the bottom plate, and the pull rod is connected to the left side of the bottom rod.

Preferably: and movable wheels are arranged around the bottom rod.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the fixing mechanism, the stand columns, the cross bars and the footstock are arranged, the footstock is firstly matched with the bottom plate to be connected, the footstock is supported to realize multiple platforms, the storage space is enlarged, meanwhile, the footstock can support the stand columns to prevent instability caused by the stand columns, the pin rods in the fixing mechanism can move along the limiting seat in the spring groove, the pin rods are abutted by the abutting springs and inserted into the pin grooves to fix the cross bars, the cross bars are prevented from rotating and loosening, the standing state of the stand columns is conveniently released, rapid falling is realized, the bottom plate, the cross bars and the stand columns are changed into the same level, and the trailer is converted into larger storage space and stronger practicability.

Drawings

FIG. 1 is an overall schematic of a multi-platform cart according to the present utility model;

fig. 2 is a schematic structural view of a fixing mechanism of a multi-platform cart according to the present utility model.

In the figure: 1. a bottom plate; 2. a connecting shaft; 3. a cross bar;

4. a fixing mechanism; 401. a mounting base; 402. a spring is abutted tightly; 403. a spring groove; 404. a limit seat; 405. a pin rod;

5. a connecting rod; 6. a top base; 7. a connecting groove; 8. a pull rod; 9. a bottom bar; 10. a moving wheel; 11. a pin slot;

12. a column; 13. and (5) a rotary groove.

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.

Referring to fig. 1-2, which show a preferred embodiment of the present utility model, a multi-platform cart, comprising a base plate 1, is characterized in that: the utility model discloses a trailer, including bottom plate 1, connecting axle 2, horizontal pole 3, fixed establishment 4, connecting axle 7, connecting axle 2 top is connected with stand 12 one end, and is located stand 12 top of the same one side on bottom plate 1 is connected with horizontal pole 3, fixed establishment 4 is installed to horizontal pole 3 below, be located on bottom plate 1 pin groove 11 has been seted up to fixed establishment 4 below, just fixed establishment 4 below is pegged graft inside pin groove 11, connecting axle 7 has been seted up on stand 12 top, connecting axle 7 top is pegged graft and is had footstock 6, is connected by stand 12 cooperation bottom plate 1 at first, supports footstock 6, realizes many platforms, enlarges the storing space, and simultaneously footstock 6 can support stand 12, prevents that stand 12 from causing instability, and the inside pin 405 can follow spacing seat 404 and move inside spring groove 403, is supported tightly by supporting tight spring 402, inserts inside pin groove 11, realizes fixing horizontal pole 3, prevents that horizontal pole 3 from taking place to rotate, takes place to become flexible, and the stand 12 is released to stand 1 simultaneously, realizes that the same place, change into more practical space, change into more horizontal pole 1.

The fixing mechanism 4 comprises a mounting seat 401, a tight abutting spring 402 and a spring groove 403, the mounting seat 401 is connected below the cross rod 3, the spring groove 403 is formed in the mounting seat 401, one end of the tight abutting spring 402 is connected in the spring groove 403, the other end of the tight abutting spring 402 is connected with a limiting seat 404, the center position below the limiting seat 404 is connected with one end of a pin rod 405, the other end of the pin rod 405 is inserted in the pin groove 11, the limiting seat 404 can move in the spring groove 403 to drive the pin rod 405 to shrink, the tight abutting spring 402 realizes shrinkage and accumulation, the pin rod 405 is pulled out of the pin groove 11 to realize the fixation of the upright post 12, meanwhile, the pin rod 405 can be ejected by the tight abutting spring 402 when being connected, and the connection is convenient.

The number of the abutting springs 402 is several, and the abutting effect is better.

The number of the fixing mechanisms 4 is several, and the fixing effect on the upright posts 12 is better.

The connecting groove 7 has been seted up on stand 12 top, connecting rod 5 is installed all around to footstock 6 below, connecting rod 5 below is pegged graft inside the connecting groove 7, connecting rod 5 cooperation connecting groove 7 uses, can realize the quick connection of footstock 6 to footstock 6 can stabilize stand 12, prevents that stand 12 from appearing rocking.

A bottom rod 9 is arranged at the center position below the bottom plate 1, and a pull rod 8 is connected to the left side of the bottom rod 9.

And the periphery of the bottom rod 9 is provided with a movable wheel 10.

The utility model relates to a multi-platform trolley, which comprises a trolley body and a trolley body, wherein: during the use, connect by stand 12 cooperation bottom plate 1, support footstock 6, realize many platforms, enlarge the storing space, simultaneously footstock 6 can support stand 12, prevent that stand 12 from causing instability, spacing seat 404 can realize moving in spring groove 403 is inside, drive pin 405 shrink, and support tight spring 402 realization shrink and hold the power, pull out pin 405 pin 11 inside, realize canceling the fixed of stand 12, simultaneously when connecting, support tight spring 402 can be ejecting pin 405, it is convenient to connect, realize quick laying down, become same level with bottom plate 1, horizontal pole 3 and stand 12, change into the trailer, the parking space is bigger.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined by the claims which are newly filed.

Claims (7)

1. Multi-platform trolley comprising a base plate (1), characterized in that: the utility model discloses a floor (1) top has seted up change groove (13) all around, change groove (13) internally connected has connecting axle (2), connecting axle (2) top is connected with stand (12) one end, and is located stand (12) top of the same one side on floor (1) is connected with horizontal pole (3), fixed establishment (4) are installed to horizontal pole (3) below, be located on floor (1) fixed establishment (4) below has seted up cotter way (11), just fixed establishment (4) below is pegged graft inside cotter way (11), spread groove (7) have been seted up on stand (12) top, peg graft in spread groove (7) top has footstock (6).

2. A multi-platform cart according to claim 1, wherein: the fixing mechanism (4) comprises a mounting seat (401), a tight spring (402) and a spring groove (403), wherein the mounting seat (401) is connected below the cross rod (3), the spring groove (403) is formed inside the mounting seat (401), one end of the tight spring (402) is connected inside the spring groove (403), the other end of the tight spring (402) is connected with a limit seat (404), one end of a pin rod (405) is connected to the center position below the limit seat (404), and the other end of the pin rod (405) is inserted inside the pin groove (11).

3. A multi-platform cart according to claim 2, wherein: the number of the abutting springs (402) is a plurality.

4. A multi-platform cart according to claim 3, wherein: the number of the fixing mechanisms (4) is a plurality.

5. A multi-platform cart according to claim 4, wherein: connecting rods (5) are arranged around the lower portion of the top seat (6), and the lower portions of the connecting rods (5) are inserted into the connecting grooves (7).

6. A multi-platform cart according to claim 5, wherein: a bottom rod (9) is arranged at the center position below the bottom plate (1), and a pull rod (8) is connected to the left side of the bottom rod (9).

7. A multi-platform cart according to claim 6, wherein: and movable wheels (10) are arranged around the bottom rod (9).