CN108791411B

CN108791411B - Shock-absorbing flatbed

Info

Publication number: CN108791411B
Application number: CN201810610725.0A
Authority: CN
Inventors: 梁伟
Original assignee: Individual
Current assignee: Binzhou Kechuang Incubator Co ltd
Priority date: 2018-06-14
Filing date: 2018-06-14
Publication date: 2020-12-08
Anticipated expiration: 2038-06-14
Also published as: CN108791411A

Abstract

The invention discloses a damping flat car.A rolling mechanism is arranged on the lower surface of a plate body, the upper surface of the plate body is provided with a shaft seat, and a handle is rotationally arranged on the shaft seat; a folding plate is arranged in the placing groove; a steering column is further arranged between the shaft seat and the plate body, the upper end of the steering column is fixedly connected to the bottom end of the shaft seat, the bottom end of the steering column is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body, and the shaft hole is rotatably sleeved on the protruding column; a pressure sensor is arranged between the rolling mechanism and the plate body, an alarm is also arranged on the bottom surface of the plate body, and the pressure sensor is electrically connected with the alarm; the middle part of the plate body is provided with an interlayer, and a plurality of damping springs are arranged in the interlayer. This flatbed is used for carrying out the short distance transportation to the less article of volume and weight to transportation stability is good, can send overweight signal according to carrying thing weight, has the shock attenuation effect.

Description

Shock-absorbing flatbed

Technical Field

The present invention relates to manual load carriers, and in particular to a shock absorbing flatbed.

Background

In some corridors or office places, the transportation destination can be reached in the corridors or by taking an elevator, and the motor vehicles cannot pass through due to the narrow road and the like, so that the plate trailer can be used for batch transportation instead of the motor vehicles in such a case.

At present, the pallet truck is usually moved in a hand-pulling driving mode, the carrying surfaces of the pallet truck are horizontal, and when the pallet truck meets a road surface with a certain gradient, the carried articles are easy to slide off.

Disclosure of Invention

The invention aims to provide a damping flat car which is used for carrying out short-distance transportation on objects with small size and weight, has good transportation stability, particularly ensures that the objects are not easy to slip off on a ramp road surface, meets the goods placing requirements of various requirements, can send an overweight signal according to the weight of the loaded objects, and has a damping effect.

In order to achieve the purpose, the invention provides a damping flat car which comprises a plate body, a handle and a rolling mechanism, wherein the rolling mechanism is arranged on the lower surface of the plate body, an axle seat is arranged on the upper surface of the end part of the plate body in the length direction, the handle can be rotatably arranged on the axle seat by taking an axis parallel to the width direction of the plate body as an axle, and a placing groove is formed on the upper surface of the plate body in a downward sunken manner; a folding plate is arranged in the placing groove, one end of the folding plate is hinged to the side wall of the placing groove, the other end of the folding plate can slide in the placing groove, and the thickness of the folding plate is the same as the depth of the placing groove; a steering column is further arranged between the shaft seat and the plate body, the upper end of the steering column is fixedly connected to the bottom end of the shaft seat, the bottom end of the steering column is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body, and the shaft hole is rotationally sleeved on the protruding column; a pressure sensor is arranged between the rolling mechanism and the plate body, an alarm is also arranged on the bottom surface of the plate body, the pressure sensor is electrically connected with the alarm, and when the pressure value sensed by the pressure sensor is greater than a set value, the alarm gives an alarm prompt; the middle part of the plate body is located below the placing groove and above the alarm and the pressure sensor, an interlayer is arranged, and a plurality of damping springs are arranged in the interlayer.

Preferably, the folding plate comprises a plurality of square plates which are hinged in sequence, the hinged edges of the square plates are hinged alternately by diagonal edges, and the hinged edge hinged to one square plate of the placing groove is an upward edge and hinged to the upper edge of the side wall of the placing groove.

Preferably, a round pipe parallel to the width direction of the square plate is arranged on the side wall of the other square plate at one end, far away from one square plate, hinged to the side wall of the placing groove, of the folding plate, a telescopic lock pin is arranged in the round pipe, and a lock hole matched with the lock pin is arranged at the bottom of the placing groove.

Preferably, a sliding strip is fixedly connected to the end part of the other square plate hinged to the end, far away from one square plate, of the side wall of the placing groove, and the thickness of the sliding strip is the same as the depth of the placing groove.

Preferably, the handle comprises a pull rod, and two pull rings are symmetrically arranged on two sides of one end of the pull rod, which is far away from the shaft seat, by taking the axis of the pull rod as a symmetry axis.

Preferably, the outer surfaces of the ends, far away from the shaft seat, of the two pull rings are fixedly connected through a bent rod, so that a hollow gap is formed between the bent rod and the two pull rings.

Preferably, the rolling mechanism comprises wheel frames uniformly arranged on the lower surface of the plate body, the bottom of each wheel frame is provided with a self-locking universal wheel, and the pressure sensor is arranged between the wheel frame and the plate body.

Preferably, the number of the wheel carriers is 4, and two wheel carriers are respectively arranged at the front end and two wheel carriers are arranged at the rear end.

Preferably, the wheel carrier includes along being on a parallel with first support body and the second support body that plate body length direction arranged the setting, the equal rigid coupling in connecting block in bottom of first support body and second support body, install the bottom of connecting block from locking-type universal wheel.

Preferably, the first frame body and the second frame body are symmetrically arranged by taking the longitudinal axis of the connecting block as a symmetry axis.

Preferably, the outward sides of the first frame body and the second frame body are provided with inward concave arc shapes.

According to the technical scheme, the rolling mechanism is arranged on the lower surface of the plate body, the upper surface of the end part of the plate body in the length direction is provided with a shaft seat, the handle can be rotatably arranged on the shaft seat by taking an axis parallel to the width direction of the plate body as a shaft, and a placing groove is formed on the upper surface of the plate body in a downward concave manner; a folding plate is arranged in the placing groove, one end of the folding plate is hinged to the side wall of the placing groove, the other end of the folding plate can slide in the placing groove, and the thickness of the folding plate is the same as the depth of the placing groove; a steering column is further arranged between the shaft seat and the plate body, the upper end of the steering column is fixedly connected to the bottom end of the shaft seat, the bottom end of the steering column is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body, and the shaft hole is rotationally sleeved on the protruding column; a pressure sensor is arranged between the rolling mechanism and the plate body, an alarm is also arranged on the bottom surface of the plate body, the pressure sensor is electrically connected with the alarm, and when the pressure value sensed by the pressure sensor is greater than a set value, the alarm gives an alarm prompt; the middle part of the plate body is located below the placing groove and above the alarm and the pressure sensor, an interlayer is arranged, and a plurality of damping springs are arranged in the interlayer. During the use, through handheld handle pulling plate body, the plate body removes under rolling mechanism's effect, and the angle of handle and horizontal plane can be according to the user and the activity change, can place article in the standing groove through setting up the standing groove, and the standing groove has certain effect of blockking when meetting the ramp, can effectually avoid article landing. In order not to influence and the plate body between the special article of contact surface place in the time of being convenient for use the standing groove, and this special article must be placed on comparatively smooth plane, through be provided with the folded sheet in the standing groove, say the folded sheet when comparatively smooth contact surface of needs places and tile toward the standing groove in, and the thickness of the folded sheet is the same in order to reach a smooth plane with the degree of depth of standing groove after tiling, thereby different transportation demands can be accomplished to this flatbed.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of a preferred embodiment of the flat car according to the present invention;

fig. 2 is a sectional view showing the overall structure of a preferred embodiment of the plate body according to the present invention;

fig. 3 is a schematic view showing the overall structure of a preferred embodiment of the handle of the present invention.

Description of the reference numerals

1 plate body 2 handle

3 standing groove 4 axle seats

5 pull ring 6 bent rod

7 wheel carrier 8 is from locking-type universal wheel

9 square plate 10 round tube

11 lock pin and 12 lock holes

13 slide bar 14 steering column

15 pressure sensor 16 alarm

17 damping spring

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the present invention, unless otherwise specified, directional words included in terms such as "upper, lower, left, right, front, rear, inner, and outer" and the like merely represent the directions of the terms in a normal use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.

Referring to fig. 1-3, the shock-absorbing flat car includes a plate body 1, a handle 2 and a rolling mechanism, wherein the rolling mechanism is disposed on the lower surface of the plate body 1, a shaft seat 4 is disposed on the upper surface of the end portion of the plate body 1 in the length direction, the handle 2 is rotatably disposed on the shaft seat 4 by using an axis parallel to the width direction of the plate body 1 as a shaft, and a placing groove 3 is formed on the upper surface of the plate body 1 in a downward recessed manner; a folding plate is arranged in the placing groove 3, one end of the folding plate is hinged to the side wall of the placing groove 3, the other end of the folding plate can slide in the placing groove, and the thickness of the folding plate is the same as the depth of the placing groove 3; a steering column 14 is further arranged between the shaft seat 4 and the plate body 1, the upper end of the steering column 14 is fixedly connected to the bottom end of the shaft seat 4, the bottom end of the steering column 14 is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body 1, and the shaft hole is rotatably sleeved on the protruding column; the rolling mechanism with be provided with pressure sensor 15 between the plate body 1, the bottom surface of plate body 1 still is provided with alarm 16, pressure sensor 15 electricity connect in alarm 16, work as when the pressure value that pressure sensor 15 sensed is greater than the setting value, alarm 16 sends the suggestion of reporting to the police. The middle part of the plate body 1 is positioned below the placing groove 3 and above the alarm 16 and the pressure sensor 15, an interlayer is arranged, and a plurality of damping springs 17 are arranged in the interlayer.

Through the implementation of the technical scheme, the rolling mechanism is arranged on the lower surface of the plate body 1, the upper surface of the end part of the plate body 1 in the length direction is provided with the shaft seat 4, the handle 2 can be rotationally arranged on the shaft seat 4 by taking an axis parallel to the width direction of the plate body 1 as a shaft, and the upper surface of the plate body 1 is concavely provided with the placing groove 3; a folding plate is arranged in the placing groove 3, one end of the folding plate is hinged to the side wall of the placing groove 3, the other end of the folding plate can slide in the placing groove, and the thickness of the folding plate is the same as the depth of the placing groove 3; a steering column 14 is further arranged between the shaft seat 4 and the plate body 1, the upper end of the steering column 14 is fixedly connected to the bottom end of the shaft seat 4, the bottom end of the steering column 14 is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body 1, and the shaft hole is rotatably sleeved on the protruding column; a pressure sensor 15 is arranged between the rolling mechanism and the plate body 1, an alarm 16 is further arranged on the bottom surface of the plate body 1, the pressure sensor 15 is electrically connected to the alarm 16, and when a pressure value sensed by the pressure sensor 15 is greater than a set value, the alarm 16 gives an alarm prompt; the middle part of the plate body 1 is positioned below the placing groove 3 and above the alarm 16 and the pressure sensor 15, an interlayer is arranged, and a plurality of damping springs 17 are arranged in the interlayer. During the use, through 2 pulling plate bodies 1 of handheld handle, plate body 1 removes under rolling mechanism's effect, and the angle of handle 2 and horizontal plane can be according to user and the activity change, can place article in standing groove 3 through setting up standing groove 3, standing groove 3 has certain effect of blockking when meetting the ramp, can effectually avoid article landing. In order not to influence and the plate body between the special article of contact surface place in the time of being convenient for use the standing groove, and this special article must be placed on comparatively smooth plane, through be provided with the folded sheet in standing groove 3, say the folded sheet when comparatively smooth contact surface of needs is placed and tile in standing groove 3, and the thickness of the folded sheet after tiling is the same with the degree of depth of standing groove 3 in order to reach a smooth plane, thereby different transportation demands can be accomplished to this flatbed. The arrangement of the steering column 14 enables the movement of the handle 2 to be more flexible, and in addition, in order to prevent the steering column 14 from falling off, a limiting slide block is arranged in a shaft hole in the steering column, and an annular groove matched with the limiting slide block is arranged on the protruding column.

In this embodiment, in order to further provide a specific structure of the folding board, which can improve the transportation requirements of various goods, it is preferable that the folding board comprises a plurality of square boards 9 sequentially hinged, the hinged edges of the square boards 9 are hinged alternately in diagonal direction, wherein the hinged edge of one square board 9 hinged to the placing slot 3 is an upward edge, and is hinged to the upper edge of the side wall of the placing slot 3. In order to ensure that all the square plates 9 can be tiled and folded, the folded edge of each square plate 9 is the edge on the diagonal line and is hinged in sequence, and each square plate 9 is in a vertical state after being folded.

In this embodiment, in order to keep the plurality of square plates 9 folded, it is preferable that a circular tube 10 parallel to the width direction of the square plate 9 is provided on the side wall of the other square plate 9 at the end of the folded plate away from the one square plate 9 hinged to the side wall of the placing groove 3, a retractable lock pin 11 is provided in the circular tube 10, and a lock hole 12 matching with the lock pin 11 is provided at the bottom of the placing groove 3. The width direction of the square plate 9 refers to the longitudinal direction of the folded plate when the state of the folded square plate 9 is vertical, the lock pin 11 stretches in the round tube 10 and is inserted into the lock catch to lock after the folded plate is folded, so that the folded plate is limited to slide.

In this embodiment, in view of the connection manner between each square plate 9, each square plate 9 has a gap with the same depth as that of the placement groove 3 between the folded plate and the bottom of the placement groove 3 after the folded plate is completely folded, and therefore, preferably, a sliding strip 13 is fixed to the end of the other square plate 9, which is away from one square plate 9 hinged to the side wall of the placement groove 3, and the thickness of the sliding strip 13 is the same as that of the placement groove 3. The arrangement of the sliding strip 13 can play a sliding role when the folding plate is folded on one hand, and can play a role in supporting the whole folding plate after the folding plate is completely folded on the other hand.

In this embodiment, in order to further provide a more convenient pull handle 2, preferably, the pull handle 2 includes a pull rod, and two pull rings 5 are symmetrically arranged on two sides of one end of the pull rod away from the axle seat 4, with the axis of the pull rod as a symmetry axis. Can stimulate plate body 1 to the application of force direction of difference through two pull rings 5 for pull up more high-efficient of goods, especially more light when turning round.

In this embodiment, in order to further provide a grippable force bearing point, preferably, the outer surfaces of the ends of the two pull rings 5 far away from the shaft seat 4 are fixedly connected through a bent rod 6, so that a hollow gap is formed between the bent rod 6 and the two pull rings 5. When the plate body 1 needs to be pulled straightly, the pulling mode of the hand-held bent rod 6 can be preferably adopted.

In this embodiment, in order to increase the passing rate of the plate body 1 as much as possible, it is preferable that the rolling mechanism includes wheel frames 7 uniformly installed on the lower surface of the plate body 1, and a self-locking type universal wheel 8 is provided at the bottom of each wheel frame 7. Unlike existing rolling mechanisms, the transverse axle body adopted by the conventional flatbed easily increases the passing difficulty of the whole flatbed, and is particularly obvious when an obstacle or a small step is encountered.

In this embodiment, in order to further improve the stability of the cart, it is preferable that the number of the wheel frames 7 is 4, and two are provided at the front end and two are provided at the rear end, respectively. The front end refers to the same end of the plate body 1 in the advancing direction, and the rear end refers to the opposite end of the trolley in the advancing direction.

In this embodiment, in order to further increase the stability of the wheel carrier 7, preferably, the wheel carrier 7 includes a first frame body and a second frame body arranged in parallel to the length direction of the plate body 1, the bottoms of the first frame body and the second frame body are all fixedly connected to a connecting block, the bottom of the connecting block is provided with the self-locking universal wheel 8, and the pressure sensor 15 is arranged between the wheel carrier 7 and the plate body 1. The enclosed structure that is formed with inside approximate triangle-shaped between first support body, the second support body and the connecting block is in order to improve stability.

In this embodiment, the stability of the wheel frame 7 is further improved. Preferably, the first frame body and the second frame body are symmetrically arranged by taking the longitudinal axis of the connecting block as a symmetry axis.

In this embodiment, in order to further enhance the passing performance of the wheel frame 7, it is preferable that the outward facing sides of the first and second frame bodies are provided in an inwardly concave arc shape.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. The damping flat car is characterized by comprising a plate body (1), a handle (2) and a rolling mechanism, wherein the rolling mechanism is arranged on the lower surface of the plate body (1), a shaft seat (4) is arranged on the upper surface of the end part of the plate body (1) in the length direction, the handle (2) can be rotatably arranged on the shaft seat (4) by taking an axis parallel to the width direction of the plate body (1) as an axis, and a placing groove (3) is formed in the upper surface of the plate body (1) in a downward concave manner;

a folding plate is arranged in the placing groove (3), one end of the folding plate is hinged to the side wall of the placing groove (3), the other end of the folding plate can be positioned in the placing groove to slide, and the thickness of the folding plate is the same as the depth of the placing groove (3); wherein,

a steering column (14) is further arranged between the shaft seat (4) and the plate body (1), the upper end of the steering column (14) is fixedly connected to the bottom end of the shaft seat (4), the bottom end of the steering column (14) is provided with a shaft hole coaxial with the steering column, a protruding column matched with the shaft hole is arranged on the plate body (1), and the shaft hole is rotatably sleeved on the protruding column;

a pressure sensor (15) is arranged between the rolling mechanism and the plate body (1), an alarm (16) is further arranged on the bottom surface of the plate body (1), the pressure sensor (15) is electrically connected to the alarm (16), and when the pressure value sensed by the pressure sensor (15) is greater than a set value, the alarm (16) gives an alarm prompt;

an interlayer is arranged in the middle of the plate body (1) below the placing groove (3) and above the alarm (16) and the pressure sensor (15), and a plurality of damping springs (17) are arranged in the interlayer;

the folding plates comprise a plurality of square plates (9) which are sequentially hinged, the hinged edges of the square plates (9) are hinged in an alternating mode through diagonal edges, the hinged edge of one square plate (9) hinged to the placing groove (3) is an upward edge, and the hinged edge is hinged to the upper edge of the side wall of the placing groove (3);

a round pipe (10) parallel to the width direction of the square plate (9) is arranged on the side wall of the other square plate (9) at one end of the folding plate, which is far away from one square plate (9) hinged to the side wall of the placing groove (3), a telescopic lock pin (11) is arranged in the round pipe (10), and a lock hole (12) matched with the lock pin (11) is arranged at the bottom of the placing groove (3);

a sliding strip (13) is fixedly connected to the end part of the other square plate (9) at the end, far away from one square plate (9) hinged to the side wall of the placing groove (3), of the folding plate, and the thickness of the sliding strip (13) is the same as the depth of the placing groove (3).

2. The shock-absorbing flat car according to claim 1, wherein the handle (2) comprises a pull rod, and two pull rings (5) are symmetrically arranged on two sides of one end of the pull rod away from the axle seat (4) and are symmetrical about the axis of the pull rod;

the outer surfaces of the ends, far away from the shaft seat (4), of the two pull rings (5) are fixedly connected through a bent rod (6), so that a hollow gap is formed between the bent rod (6) and the two pull rings (5).

3. The shock-absorbing flat car according to claim 2, wherein said rolling mechanism comprises wheel frames (7) uniformly mounted on the lower surface of said plate body (1), the bottom of each wheel frame (7) is provided with a self-locking universal wheel (8), and said pressure sensor (15) is arranged between said wheel frame (7) and said plate body (1).

4. The damped flat car according to claim 3, wherein said wheel carriers (7) are 4 in number and are respectively provided with two at the front end and two at the rear end.

5. The shock-absorbing flat car according to claim 3, wherein the wheel carrier (7) comprises a first frame body and a second frame body which are arranged in parallel with the length direction of the plate body (1), the bottoms of the first frame body and the second frame body are fixedly connected to a connecting block, and the self-locking universal wheels (8) are mounted at the bottom of the connecting block.

6. The shock absorbing flat cart according to claim 5, wherein said first and second frames are symmetrically disposed about a longitudinal axis of said connection block.

7. The shock-absorbing flat cart according to claim 6, wherein the outward facing sides of said first and second frame bodies are formed in an inwardly concave arc shape.