CN216638852U - Be used for scissors staircase transportation folding handcart - Google Patents

Abstract

The utility model discloses a foldable handcart for transporting scissors between stairs, which comprises a loading bottom plate and a support, wherein the support comprises two support rods, each support rod is connected to one side of the loading bottom plate through a folding piece, one ends of the two support rods, far away from the folding pieces, are connected through a support fixing plate, the support fixing plate is provided with a pulley assembly, the support fixing plate is provided with a spring loading assembly, and the loading bottom plate is provided with a hole corresponding to the spring loading assembly on the opposite side of the folding pieces; the carrying bottom plate is connected with a handrail frame through a spring connecting piece at one side adjacent to the folding piece, and a bearing plate component is arranged at one end of the carrying bottom plate far away from the handrail frame. According to the foldable hand cart, the hand cart is combined with the escalator and the pulley block is designed, so that time and labor can be saved in the process that people move articles by the hand ladder, the articles can move more stably, the hand cart is foldable, the occupancy rate and convenience of the space are reduced, and the foldable hand cart has a good practical value.

Description

Be used for scissors staircase transportation folding handcart

Technical Field

The utility model belongs to the technical field of scissor staircase cargo transportation devices, and particularly relates to a foldable handcart for scissor staircase transportation.

Background

At present, no elevator is arranged in buildings with six floors or less than six floors, or buildings with the highest floor of a house entering the building and the height from the floor of a bottom floor indoor floor is less than sixteen meters. The transportation of goods in the buildings is difficult to go upstairs and downstairs. For example, in a campus building, the number of buildings set up by the elevator is relatively small, and the frequency of transporting goods upstairs and downstairs by students or teachers and other personnel is high and the demand is large; for example, in an old community, residents are older, and the old has certain difficulty in going up and down stairs to carry goods due to physical reasons.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a scissor type folding trolley for transporting staircases, which solves the problem that goods in the staircases are inconvenient to transport in buildings without elevators at present.

The technical scheme adopted by the utility model is that,

a foldable handcart for transporting scissors in a staircase comprises a loading bottom plate and a support, wherein the support comprises two support rods, each support rod is connected to one side of the loading bottom plate through a folding piece, one ends of the two support rods, far away from the folding pieces, are connected through a support fixing plate, the support fixing plate is provided with a pulley assembly, the support fixing plate is provided with a spring loading assembly, and the loading bottom plate is provided with holes corresponding to the spring loading assembly on the opposite side of the folding pieces; the carrying bottom plate is connected with a handrail frame through a spring connecting piece at one side adjacent to the folding piece, and a bearing plate component is arranged at one end of the carrying bottom plate far away from the handrail frame.

The present invention is also characterized in that,

the pulley component comprises a fixed pulley block and a movable pulley block, wherein the fixed pulley block comprises a fixed pulley block shell fixedly connected to the bracket fixing plate and a movable pulley arranged on the fixed pulley block shell through a horizontally rotatable bracket; the movable pulley block comprises a movable pulley block rail fixedly connected to the support fixing plate and a movable pulley block shell movably arranged on the support fixing plate, the movable pulley block shell is provided with a slide rail positioning pin corresponding to the movable pulley block rail, and the movable pulley block shell is also provided with a movable pulley through the support capable of horizontally rotating.

The spring connecting piece comprises two fixed shells, a stop lever is arranged between the two fixed shells corresponding to the armrest frame, and two ends of the stop lever are respectively connected with the corresponding fixed shells through fixed springs.

The folding member is a rotating bolt.

The bearing plate assembly comprises a telescopic bearing plate inner plate, a telescopic sleeve plate is sleeved on the telescopic bearing plate inner plate, and angle iron is fixedly connected between the telescopic bearing plate inner plate and the support.

The spring loading assembly comprises a spiral spring, a support fixing plate is provided with a spring positioning hole corresponding to the spiral spring, one end of the spiral spring is arranged in the spring positioning hole, and the other end of the spiral spring is provided with a loading hook corresponding to the hole.

The utility model has the beneficial effects that: the foldable handcart for transporting the scissors between the staircases can help people to transport goods between the staircases through reasonable design, is time-saving and labor-saving, occupies small space, is convenient to carry, and has certain practicability.

Drawings

FIG. 1 is a schematic view of a scissor staircase transport folding cart according to the present invention;

FIG. 2 is a schematic view of the spring connector of the present invention for use in a scissors staircase transport folding cart;

FIG. 3 is a schematic view of the pulley assembly of the present invention for use in a scissors staircase transport folding cart;

FIG. 4 is a schematic view of the structure of the load bearing plate assembly and the folding member of the foldable hand truck for transporting between scissors and staircases in accordance with the present invention;

fig. 5 is a schematic view of the folded state of the foldable hand truck for transporting a scissors staircase according to the present invention.

In the figure, 1, a hole, 2, a loading bottom plate, 3, a fixed stop rod bolt, 4, a fixed spring, 5, a fixed shell, 6, a handrail frame, 7, a telescopic sleeve plate, 8, a stop rod, 9, a telescopic bearing plate inner plate, 10, a rotating bolt, 11, angle iron, 12, a loading hook, 13, a spiral spring, 14, a spring positioning hole, 15, a support fixing plate, 16, a fixed pulley block shell, 17, a movable pulley, 18, a horizontally rotatable support, 19, a bolt nut, 20, a sliding rail positioning pin, 21, a movable pulley block rail, 22, a movable pulley block shell and 23, a support rod.

Detailed Description

The utility model will be described in detail with reference to the drawings and the detailed description of the preferred embodiment of a scissor type staircase transport folding trolley.

As shown in fig. 1, a be used for scissors staircase transportation folding handcart, including carrying thing bottom plate 2 and support, the support includes two spinal branch poles 23, every spinal branch pole 23 is connected in one side of carrying thing bottom plate 2 through swivel bolt 10, two spinal branch poles 23 are passed through support fixed plate 15 and are connected keeping away from swivel bolt 10's one end, support fixed plate 15 disposes the loose pulley assembly, support fixed plate 15 disposes the spring and carries the thing subassembly, the spring carries the thing subassembly and includes coil spring 13, support fixed plate 15 corresponds coil spring 13 and is provided with spring locating hole 14, coil spring 13's one end sets up in spring locating hole 14, coil spring 13's the other end corresponds hole 1 and is provided with year thing couple 12.

The loading bottom plate 2 is provided with a hole 1 corresponding to the spring loading assembly on the opposite side of the rotating bolt 10; the carrying bottom plate 2 is connected with a handrail frame 6 at one side adjacent to the rotating bolt 10 through a spring connecting piece, and a bearing plate component is arranged at one end of the carrying bottom plate 2 far away from the handrail frame 6.

Further, as shown in fig. 3, the pulley assembly includes a fixed pulley block and a movable pulley block, the fixed pulley block includes a fixed pulley block housing 16 fixedly connected to the bracket fixing plate 15, and a movable pulley 17 disposed on the fixed pulley block housing 16 through a horizontally rotatable bracket 18; the movable pulley block comprises a movable pulley block rail 21 fixedly connected to the support fixing plate 15 and a movable pulley block shell 22 movably arranged on the support fixing plate 15, the movable pulley block shell 22 is provided with a slide rail positioning pin 20 corresponding to the movable pulley block rail 21, and the movable pulley block shell 22 is also provided with a movable pulley 17 through a horizontally rotatable support 18. The fixed pulley block shell 16 and the movable pulley block shell 22 are both arranged to be U-shaped, the opening of the U-shaped is downward, the horizontally rotating support 18 can be arranged to be U-shaped, the opening of the U-shaped is downward, one side of the U-shaped is longer, the longer side of the U-shaped is connected with the support fixing plate 15, the bottom holes of the two horizontally rotating supports 18 are respectively connected with the fixed pulley block shell 16 and the movable pulley block shell 22 through rotating movable nails, each movable pulley 17 can rotate horizontally and universally, and each movable pulley 17 is movably arranged on the corresponding horizontally rotating support 18 through bolts and nuts. The slide rail positioning pin 20 can perform height positioning on the corresponding movable pulley 17 according to actual height requirements, so that the carrying bottom plate 2 can be lifted relatively horizontally in the lifting process.

As shown in fig. 2, the spring connecting piece includes two fixing shells 5, a blocking rod 8 is installed between the two fixing shells 5 corresponding to the armrest frame 6, two ends of the blocking rod 8 are respectively connected with the corresponding fixing shells 5 through fixing springs 4, each fixing shell 5 is provided with a fixing blocking rod bolt 3, and one end of each fixing spring 4 far away from the blocking rod 8 is connected with the fixing blocking rod bolt 3.

As shown in fig. 4, the bearing plate assembly includes a telescopic bearing plate inner plate 9, the telescopic bearing plate inner plate 9 is sleeved with a telescopic sleeve plate 7, the telescopic bearing plate inner plate 9 is fixedly connected with the support and is provided with an angle iron 11, and the telescopic bearing plate inner plate 9 is provided with a protruding strip at one side close to the telescopic sleeve plate 7, so that the telescopic sleeve plate 7 is not separated from the telescopic bearing plate inner plate 9 in the pulling-out process.

The working principle and engineering of the foldable handcart for transporting the scissors staircase disclosed by the utility model are as follows: the handcart is installed on a stair handrail, the motion track of the handcart is horizontal to the track of the handrail, and the stair handrail is a track of a pulley block. When people need to carry objects when going upstairs, a heavy object is placed on the carrying bottom plate 2, when the object is heavy, the telescopic sleeve plate 7 in the telescopic bearing plate inner plate 9 can be drawn out, the stability is improved, and the goods are pushed upstairs by pushing the handrail frame 6;

at this time, the fixed pulley block housing 16 only keeps moving along the handrail track, and no other moving track exists, the movable pulley 17 is matched with the track of the vertical moving track formed by the slide rail positioning pin 20 and the movable pulley block track 21 by the horizontally rotatable bracket 18, and each movable pulley 17 can horizontally rotate in a universal way, so that the track change during going upstairs and at the handrail turning position is completed.

In order to save space, the foldable handcart for transporting scissors and staircases is designed with a foldable function, and when the handcart is not needed at ordinary times, the stop lever 8 is firstly treaded down in a moving track, and the fixed spring 4 is contracted. At this time, the armrest frame 6 is folded towards the loading bottom plate 2, and the loading bottom plate 2 can be folded towards the support. The loading hook 12 is fixedly connected with the hole 1. The telescopic straps 7 are pressed to substantially coincide with the telescopic load-bearing plate inner plates 9.

According to the foldable handcart for transporting the scissors stairwell, the handcart and the escalator are combined to realize sliding motion, so that time and labor can be saved when people move objects by the escalator, the objects can move more stably by the aid of the design of the fixed pulley blocks and the movable pulley blocks, the handcart is foldable, space occupancy rate and convenience are reduced, and the foldable handcart has high practical value.

Claims (6)

1. The foldable trolley for transporting the scissors staircase comprises a loading base plate (2) and a support, wherein the support comprises two support rods (23), each support rod (23) is connected to one side of the loading base plate (2) through a folding piece, the two support rods (23) are connected to one ends far away from the folding pieces through a support fixing plate (15), the support fixing plates (15) are provided with pulley assemblies, the support fixing plates (15) are provided with spring loading assemblies, and holes (1) are formed in the opposite sides of the loading base plate (2) corresponding to the spring loading assemblies; the carrying bottom plate (2) is connected with a handrail frame (6) through a spring connecting piece at one adjacent side of the folding piece, and a bearing plate component is arranged at one end of the carrying bottom plate (2) far away from the handrail frame (6).

2. A folding trolley for transporting scissors stairwells, according to claim 1, characterized in that said pulley assembly comprises a fixed pulley block and a movable pulley block, said fixed pulley block comprising a fixed pulley block housing (16) fixedly connected to a support fixing plate (15), and a movable pulley (17) arranged to the fixed pulley block housing (16) by means of a horizontally rotatable support (18); the movable pulley block comprises a movable pulley block track (21) fixedly connected to the support fixing plate (15) and a movable pulley block shell (22) movably arranged on the support fixing plate (15), the movable pulley block shell (22) is provided with a slide rail positioning pin (20) corresponding to the movable pulley block track (21), and the movable pulley block shell (22) is also provided with a movable pulley (17) through the horizontally rotatable support (18).

3. A foldable handcart for transporting scissors between stairs as claimed in claim 1, wherein said spring connector comprises two fixed cases (5), a stop lever (8) is installed between two fixed cases (5) corresponding to the handrail frame (6), and both ends of said stop lever (8) are respectively connected to the corresponding fixed cases (5) through the fixed spring (4).

4. A folding trolley for scissor staircase transport according to claim 1, characterized in that the folding member is a swivel bolt (10).

5. The foldable handcart for transporting scissors and staircases as claimed in claim 1, wherein the bearing plate assembly comprises an inner telescopic bearing plate (9), the inner telescopic bearing plate (9) is sleeved with a telescopic sleeve plate (7), and an angle iron (11) is fixedly arranged between the inner telescopic bearing plate (9) and the support.

6. A folding trolley for scissor staircase transport according to claim 1, wherein the spring loaded assembly comprises a coil spring (13), the bracket fixing plate (15) is provided with a spring positioning hole (14) corresponding to the coil spring (13), one end of the coil spring (13) is provided with the spring positioning hole (14), and the other end of the coil spring (13) is provided with a loaded hook (12) corresponding to the hole (1).

Images