CN216805509U - Adjustable folding car of universal caster - Google Patents

Abstract

The utility model discloses a universal caster adjustable folding vehicle which comprises a vehicle body, wherein a groove is formed in the lower end of the vehicle body, a moving plate is connected in the groove in a sliding manner, a cavity is formed in the vehicle body, a lifting mechanism used for lifting the moving plate is arranged in the cavity, the lifting mechanism comprises a threaded rod rotatably connected to the inner wall of the cavity, a threaded sleeve matched with the threaded rod is fixedly connected to the upper end of the moving plate, a rotating mechanism used for rotating the threaded rod is further arranged in the cavity, and a limiting mechanism used for limiting the moving plate is arranged in the groove. The wheel body lifting mechanism is reasonable in structure, the heights of the moving plate and the wheel body are adjusted by arranging the lifting mechanism and the rotating mechanism, so that the wheel body can be separated from the ground, the danger caused by movement of a vehicle body is effectively avoided, and meanwhile, the wheel body lifting mechanism is convenient for workers to operate.

Description

Adjustable folding car of universal caster

Technical Field

The utility model relates to the technical field of folding vehicles, in particular to a folding vehicle with adjustable universal casters.

Background

The universal wheel refers to a movable caster and can be widely applied to the trolley, and the universal wheel can rotate 360 degrees, so that the trolley is very convenient to use and can easily steer.

Among the prior art, the universal caster on the folding bed is mostly through bolt direct mount in automobile body bottom, and such fixed mode has great defect, and when ground unevenness or be in the slope, the staff article of taking, in case both hands leave the automobile body, the automobile body will not only cause danger because inertial movement easily, and is very inconvenient when using moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a folding trolley with adjustable universal casters.

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

the utility model provides an adjustable folding car of universal caster, includes the automobile body, the lower extreme of automobile body is seted up flutedly, sliding connection has the movable plate in the recess, the cavity has been seted up in the automobile body, be provided with in the cavity and be used for carrying out the elevating system that goes up and down to the movable plate, elevating system is including rotating the threaded rod of connection on the cavity inner wall, the upper end fixedly connected with and the threaded rod matched with thread bush of movable plate, still be provided with in the cavity and be used for carrying out pivoted slewing mechanism to the threaded rod, be provided with in the recess and be used for carrying out spacing stop gear to the movable plate.

Preferably, slewing mechanism includes the fixed second bevel gear that cup joints on the threaded rod, it is connected with the dwang to rotate on the lateral wall of automobile body, the fixed cup joint of one end that the dwang is located the cavity has first bevel gear with second bevel gear matched with.

Preferably, the limiting mechanism comprises a limiting rod fixedly connected to the upper end of the moving plate, a limiting groove matched with the limiting rod is formed in the vehicle body, and the limiting rod is connected in the limiting groove in a sliding mode.

Preferably, the dwang is located the outer one end fixedly connected with carousel of automobile body, be provided with the handle on the lateral wall of carousel.

Preferably, the handle is sleeved with an anti-slip sleeve, and the anti-slip sleeve is made of rubber.

Preferably, four wheel bodies are mounted at the lower end of the moving plate, and the four wheel bodies are distributed in a rectangular shape.

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

1. through setting up elevating system and slewing mechanism, when staff's both hands need leave the automobile body, it rotates the carousel and drives the dwang and rotate, the rotation of dwang drives first conical gear and rotates, thereby drive rather than the rotation of engaged with second conical gear, it rotates to drive the threaded rod, under the effect of threaded rod, the screw sleeve pipe removes and drives the movable plate and remove, the realization is adjusted the height of movable plate and wheel body, and then can make the wheel body leave ground, the effectual automobile body that avoids removes, cause danger, the staff's operation of being convenient for simultaneously.

2. Through setting up stop gear, the in-process that the movable plate removed, the gag lever post slides at the spacing inslot, realizes spacing the movable plate, improves the stability that the movable plate removed the in-process, improves the practicality of device.

Drawings

FIG. 1 is a schematic structural view of a foldable cart with adjustable casters according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a perspective view of a threaded sleeve of the caster adjustable folding cart provided by the utility model.

In the figure: the device comprises a vehicle body 1, a turntable 2, a wheel body 3, a groove 4, a threaded sleeve 5, a movable plate 6, a limiting groove 7, a limiting rod 8, a cavity 9, a threaded rod 10, a first bevel gear 11, a rotating rod 12 and a second bevel gear 13.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar tables are used herein for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a folding cart with adjustable universal caster comprises a cart body 1, wherein a groove 4 is formed in the lower end of the cart body 1, a moving plate 6 is connected in the groove 4 in a sliding manner, a cavity 9 is formed in the cart body 1, a lifting mechanism used for lifting the moving plate 6 is arranged in the cavity 9, and the lifting mechanism comprises a threaded rod 10 rotatably connected to the inner wall of the cavity 9.

The upper end fixedly connected with of movable plate 6 and threaded rod 10 matched with thread bush 5, still be provided with in the cavity 9 and be used for carrying out pivoted slewing mechanism to threaded rod 10, slewing mechanism is including the fixed second bevel gear 13 that cup joints on threaded rod 10, it is connected with dwang 12 to rotate on the lateral wall of automobile body 1, dwang 12 is located the outer one end fixedly connected with carousel 2 of automobile body 1, be provided with the handle on the lateral wall of carousel 2, dwang 12 is located the fixed cover of one end of cavity 9 and has connect with the first bevel gear 11 of second bevel gear 13 matched with.

It should be noted that the handle is sleeved with an anti-slip sleeve, the anti-slip sleeve is made of rubber, and the phenomenon of slipping when the handle is grabbed can be avoided by arranging the rubber anti-slip pad.

Be provided with in the recess 4 and be used for carrying out spacing stop gear to movable plate 6, stop gear includes the gag lever post 8 of fixed connection in the movable plate 6 upper end, has seted up in the automobile body 1 with gag lever post 8 matched with spacing groove 7, gag lever post 8 sliding connection is in spacing groove 7, and four wheel bodies 3 are installed to the lower extreme of movable plate 6, and four wheel bodies 3 are the rectangular distribution.

It should be noted that the cross sections of the limiting rod 8 and the limiting groove 7 are circular.

When the utility model is used, when two hands of a worker need to leave the vehicle body 1, the rotatable turntable 2 drives the rotating rod 12 to rotate, the rotating rod 12 drives the first bevel gear 11 to rotate, so as to drive the second bevel gear 13 meshed with the first bevel gear to rotate, and drive the threaded rod 10 to rotate, and under the action of the threaded rod 10, the threaded sleeve 5 moves and drives the moving plate 6 to move, so that the heights of the moving plate 6 and the wheel body 3 are adjusted, and further the wheel body 3 can leave the ground, thereby effectively avoiding the vehicle body 1 from moving and causing danger, and simultaneously facilitating the operation of the worker;

under the effect of stop gear, the in-process that the movable plate 6 removed, gag lever post 8 slides in spacing groove 7, realizes spacing movable plate 6, improves the stability that the movable plate 6 removed the in-process, improves the practicality of device.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides an adjustable folding car of universal caster, includes automobile body (1), its characterized in that, recess (4) are seted up to the lower extreme of automobile body (1), sliding connection has movable plate (6) in recess (4), cavity (9) have been seted up in automobile body (1), be provided with in cavity (9) and be used for carrying out the elevating system who goes up and down to movable plate (6), elevating system is including rotating threaded rod (10) of connection on cavity (9) inner wall, the upper end fixedly connected with and threaded rod (10) matched with thread bush (5) of movable plate (6), still be provided with in cavity (9) and be used for carrying out pivoted slewing mechanism to threaded rod (10), be provided with in recess (4) and be used for carrying out spacing stop gear to movable plate (6).

2. The folding cart with the adjustable universal casters as claimed in claim 1, wherein the rotating mechanism comprises a second bevel gear (13) fixedly sleeved on the threaded rod (10), a rotating rod (12) is rotatably connected to the side wall of the cart body (1), and a first bevel gear (11) matched with the second bevel gear (13) is fixedly sleeved on one end of the rotating rod (12) located in the cavity (9).

3. The folding cart with the adjustable universal caster wheels as claimed in claim 2, wherein the limiting mechanism comprises a limiting rod (8) fixedly connected to the upper end of the moving plate (6), a limiting groove (7) matched with the limiting rod (8) is formed in the cart body (1), and the limiting rod (8) is slidably connected in the limiting groove (7).

4. The folding cart with the adjustable universal caster wheels as claimed in claim 2, wherein the rotating rod (12) is fixedly connected with the rotating disc (2) at one end outside the cart body (1), and a handle is arranged on the side wall of the rotating disc (2).

5. The foldable cart with adjustable universal casters as claimed in claim 4, wherein the handle is sleeved with an anti-slip sleeve, and the anti-slip sleeve is made of rubber.

6. The folding cart with adjustable universal casters as claimed in claim 1, wherein four wheels (3) are mounted at the lower end of the moving plate (6), and the four wheels (3) are distributed in a rectangular shape.

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