CN111747292B

CN111747292B - A conveyer for curbstone transportation

Info

Publication number: CN111747292B
Application number: CN202010577571.7A
Authority: CN
Inventors: 高志惠; 蒋义
Original assignee: China MCC5 Group Corp Ltd
Current assignee: China MCC5 Group Corp Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2022-07-05
Anticipated expiration: 2040-06-23
Also published as: CN111747292A

Abstract

The utility model discloses a conveying device for conveying a curbstone, which belongs to the technical field of conveying tools and mainly adopts two rotating arms, the bottom ends of which form a clamping mechanism which can move towards or away from each other to clamp or release the curbstone, so as to clamp the curbstone; after the curb is clamped, the lifting ring is pulled up, the lifting ring provides inclined pulling force for the rotating arms through the inclined pulling part, the pulling force applied to the rotating arms can be disassembled into vertical component force in the vertical direction and horizontal component force used for driving the top ends of the rotating arms on the two sides to move in the opposite direction, the rotating action of the top ends of the rotating arms on the two sides drives the bottom ends of the rotating arms on the two sides to move in the opposite direction, so that the opposite sides of the curb are firmly clamped, stable clamping for the curb is formed, and then hoisting and transportation are carried out.

Description

A conveyer for curbstone transportation

Technical Field

The utility model relates to the technical field of conveying tools, in particular to a conveying device for conveying curbstones.

Background

A curb is a small concrete member that is arranged at the edge of a road to demarcate a man-shaped walkway and a driveway, and basically takes the form of factory-prefabricated, field-assembled. After the transportation vehicle is used for transporting the road edge stone to a place where the road edge stone is to be assembled, a short distance which is difficult for the transportation vehicle to directly pass is often provided, and manual transportation is needed. In the traditional mode, mainly adopt the form of shallow, curbstone is in the nature state of placing in the shallow, and is unstable, the easy phenomenon that drops that appears. How to transport the curbstone with high efficiency and high safety becomes a technical problem to be solved.

Disclosure of Invention

The technical problem solved by the utility model is as follows: provided is a transportation device for the transportation of a curb, which can transport the curb with high efficiency and high safety.

The scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a lifting claw structure for curbstone transportation, including vertical arranging and can follow the promotion ring of vertical promotion, and arrange in two rotor arms that promote ring below left and right sides and pivot mutually in branch, the pin joint position of two rotor arms is located between both ends, the bottom of two rotor arms constitutes can move in opposite directions or carry on the back mutually and the fixed or release fixture of curbstone of centre gripping, the top of two rotor arms is respectively with the corresponding piece looks pin joint that draws of drawing, the top that the piece was drawn to both sides all is detained in the middle of promoting the ring, and draw the piece to incline in opposite directions along following supreme direction both sides down.

Preferably, the pull support member is U-shaped, and one bent end of the pull support member is used for being buckled in the lifting ring.

Preferably, the top end of the rotating arm is provided with a rotating shaft, two ends of the rotating shaft penetrate into the support arms on two sides of the pulling and supporting part respectively, and the rotating shaft is rotatably connected with the support arms on two sides of the pulling and supporting part.

Preferably, the bottom ends of the two rotating arms are respectively connected with an elastic layer, the surfaces of the two sides of the elastic layers facing each other form a contact surface for contacting with the outer surface of the road edge stone, and the contact surface is provided with anti-skid grains.

Preferably, the rotating arm is further provided with two embedding parts which are respectively arranged at the upper side and the lower side, one end of each embedding part is embedded in the elastic layer, and the two embedding parts can move oppositely and lock the relative position between the two embedding parts.

Preferably, a screw is arranged between the two embedded parts, the screw is provided with a first thread section and a second thread section with opposite thread turning directions, and the two embedded parts are respectively in threaded connection with the first thread section and the second thread section.

The utility model also provides a transportation device for the transportation of the curbstone, which comprises the lifting claw structure for the transportation of the curbstone.

Preferably, the device further comprises a lever part and a support part, wherein the lever part comprises a lever shaft, the support part and the hanging claw structure are both connected to the lever shaft, and a force application part for applying force by a human hand is formed on the lever part; in the axial direction of the lever, the axial distance from the force application part to the joint of the support part and the lever shaft is greater than the axial distance from the joint of the support part and the lever shaft to the joint of the lifting claw structure and the lever shaft.

Preferably, the lever shaft is provided with a hook, and the lifting ring in the lifting claw structure is connected with the lever shaft through a flexible connecting piece, one end of the flexible connecting piece is fastened with the lifting ring, and the other end of the flexible connecting piece is hung on the hook.

Preferably, the flex connector is a chain.

In summary, due to the adoption of the technical effects, the beneficial effects of the utility model include:

the utility model mainly adopts two rotating arms of which the bottom ends form a clamping mechanism which can move towards or away from each other to clamp or release the curbstone to clamp the curbstone.

After the curb is clamped, the lifting ring is pulled up, the lifting ring provides inclined pulling force for the rotating arms through the inclined pulling part, at the moment, the pulling force applied to the rotating arms can be disassembled into vertical component force in the vertical direction and horizontal component force in the horizontal direction for driving the top ends of the rotating arms on the two sides to move oppositely, the rotating action of the top ends of the rotating arms on the two sides drives the bottom ends of the rotating arms on the two sides to move oppositely, so that the opposite sides of the curb are firmly clamped, stable clamping for the curb is formed, and then hoisting and transportation are carried out.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic structural view of a suspension claw structure in embodiment 1 of the present invention;

fig. 3 is a schematic view of the engagement between the rotary arm and the pull support in embodiment 1 of the present invention;

FIG. 4 is a schematic view showing the fitting between the elastic layer and the embedded portion in example 1 of the present invention;

fig. 5 is a schematic structural view of the elastic layer in embodiment 1 of the present invention.

[ description of specific symbols ]:

1-lifting ring, 2-rotating arm, 3-pulling and bearing part, 4-rotating shaft, 5-elastic layer, 6-anti-skid grain, 7-embedding part, 8-screw, 9-lever shaft, 10-force application part, 11-moving traveling wheel, 12-hook and 13-chain.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the terms are only used for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.

Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present invention do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, the transportation device for transporting a curb provided in embodiment 1 specifically includes a claw structure for acting on the curb, where, referring to fig. 2, regarding the claw structure:

including vertical arranging and can follow vertical promotion ring 1 that promotes, and divide and arrange in two rotor arms 2 that promote ring 1 below left and right sides and looks pivot in, the pin joint position of two rotor arms 2 is located between both ends, the bottom of two rotor arms 2 constitutes can be in opposite directions or carry on the back and remove and the fixed or release fixture along the stone of way of centre gripping mutually, the top of two rotor arms 2 is respectively with the corresponding 3 looks pin joints of the support that draw, both sides draw the top of support 3 and all buckle in promoting ring 1 in the middle of, and draw the support 3 to incline in opposite directions along following supreme direction both sides down.

When the road edge stone needs to be transported, the implementer firstly places the road edge stone between the bottom ends of the rotating arms 2 at the two sides, so that the bottom ends of the rotating arms 2 at the two sides correspondingly clamp the road edge stone. Then, the lifting ring 1 is lifted upward. At this moment, the lifting ring 1 provides the inclined pulling force to the rotating arm 2 through the inclined pulling part 3, the pulling force received by the rotating arm 2 can be disassembled into the vertical component force in the vertical direction, and the horizontal component force used for driving the top ends of the rotating arms 2 on the two sides to move in opposite directions in the horizontal direction, the rotating action of the top ends of the rotating arms 2 on the two sides drives the bottom ends of the rotating arms to move in opposite directions, so as to firmly clamp the opposite sides of the curbstone, form stable clamping fixation on the curbstone, and then carry out hoisting transportation, compared with the traditional mode, this embodiment 1 converts part of the inclined pulling force into the pattern of the horizontal clamping force, and has the advantages of stronger stability and good safety.

The purpose of the above-mentioned pulling and supporting element 3 being snapped into the lifting loop 1 is: the pulling and supporting part 3 can adjust the inclination angle thereof by moving along the annular direction of the lifting ring 1, thereby adjusting the horizontal component force of the rotating arm 2, adjusting the maximum static friction force, meeting the requirement of the friction force between the curbstone and the rotating arm 2, and offsetting the vertical component force from the friction force, thereby expanding the specification of the curbstone which can be applied by the lifting claw structure.

Referring to fig. 3, as a preferred embodiment, in embodiment 1, the pull support member 3 is U-shaped, a bent end of the pull support member 3 is used to be buckled into the lifting ring 1, a rotation shaft 4 is formed at a top end of the rotation arm 2, two ends of the rotation shaft respectively penetrate into the support arms at two sides of the pull support member 3, and the rotation shaft 4 is rotatably connected with the support arms at two sides of the pull support member 3, so as to ensure the force stability between the pull support member 3 and the rotation arm 2.

Referring to fig. 4 and 5, as a preferred embodiment, in this embodiment 1, the bottom ends of the two rotating arms 2 are respectively connected with an elastic layer 5, the surfaces of the two elastic layers 5 facing each other form a contact surface for contacting with the outer surface of the curb, and the contact surface is provided with anti-skid grains 6 to improve the friction condition between the rotating arms 2 and the curb.

Please refer to fig. 5 again. In the preferred embodiment, in the embodiment 1, the rotating arm 2 is further provided with two embedded portions 7 which are respectively disposed at the upper and lower sides and one end of which is embedded in the elastic layer 5, and the two embedded portions 7 can move towards each other and lock the relative position therebetween.

When the two embedded parts 7 move towards each other, the elastic layer 5 between the two embedded parts 7 is extruded by the end parts of the two embedded parts 7 and slightly deforms inwards, and meanwhile, the anti-skid grains 6 of the contact surface, which are in contact with the curbstone, become more dense, so that an implementer can move towards each other by directly enabling the two embedded parts 7 when facing the anti-skid grains 6 to be excessively worn, so that the friction coefficient of the elastic layer 5 in contact with the curbstone is improved, and the whole lifting claw structure is continuously applicable.

More specifically, regarding to the above-mentioned specific implementation structure that moves between two embedding portions 7 and can adjust or the locking, in this embodiment 1, be provided with screw rod 8 between two embedding portions 7, screw rod 8 has first screw thread section and second screw thread section that the screw thread revolves to opposite, and two embedding portions 7 are threaded connection respectively on first screw thread section and second screw thread section, and wherein, implementer can drive two embedding portions 7 and move in opposite directions or back to back through clockwise or anticlockwise rotation around the axis of screw rod 8.

Referring to fig. 1 again, in embodiment 1, the device further includes a lever portion and a support portion, the lever portion includes a lever shaft 9, the support portion and the lifting claw structure are both connected to the lever shaft 9, and a force application portion 10 for applying force by a human hand is formed on the lever portion; the axial distance from the force application part 10 to the joint of the support part and the lever shaft 9 is greater than the axial distance from the joint of the support part and the lever shaft 9 to the joint of the lifting claw structure and the lever shaft 9.

As shown in fig. 1, the support portion constitutes a fulcrum, and the operator can easily lift the hanging claw structure in which the curbstone is held by acting on the urging portion 10. More specifically, in embodiment 1, the support portion is mainly constituted by the traveling wheel 11.

In the embodiment 1, a hook 12 is provided on the lever shaft 9, and the lifting ring 1 in the lifting claw structure is connected to the lever shaft 9 through a chain 13 with one end fastened to the lifting ring and the other end hooked to the hook 12, so as to facilitate the operator to detach the whole lifting claw structure. Wherein the chain 13 may also be replaced by other flexible connectors such as wire rope.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The conveying device for the transportation of the curbstone is characterized by comprising a lifting claw structure, wherein the lifting claw structure comprises a lifting ring which is vertically arranged and can be lifted vertically and two rotating arms which are respectively arranged at the left side and the right side below the lifting ring and are pivoted, the pivoting positions of the two rotating arms are positioned between the two ends of the lifting ring and the two rotating arms, the bottom ends of the two rotating arms form a clamping mechanism which can move oppositely or oppositely to clamp and fix or release the curbstone, the top ends of the two rotating arms are respectively pivoted with corresponding pulling and supporting pieces, the top ends of the pulling and supporting pieces at the two sides are buckled in the lifting ring, and the pulling and supporting pieces at the two sides incline oppositely along the direction from bottom to top; the pull bearing piece is U-shaped, one bent end of the pull bearing piece is buckled in the lifting ring, a rotating shaft is formed at the top end of the rotating arm, two ends of the rotating shaft penetrate into the support arms on two sides of the pull bearing piece respectively, and the rotating shaft is rotatably connected with the support arms on two sides of the pull bearing piece; the bottom ends of the two rotating arms are respectively connected with an elastic layer, the surfaces of the two sides of the elastic layers facing each other form a contact surface which is in contact with the outer surface of the road edge stone, and the contact surface is provided with anti-skid grains; the rotating arm is also provided with two embedding parts which are respectively arranged at the upper side and the lower side, one end of each embedding part is embedded in the elastic layer, and the two embedding parts can move oppositely and lock the relative position between the two embedding parts; a screw is arranged between the two embedded parts, the screw is provided with a first thread section and a second thread section with opposite thread turning directions, and the two embedded parts are respectively in threaded connection with the first thread section and the second thread section; the transportation device further comprises a lever part and a support part, the lever part comprises a lever shaft, the support part and the lifting claw structure are both connected to the lever shaft, and a force application part for applying force by a human hand is formed on the lever part; in the axial direction of the lever, the axial distance from the force application part to the joint of the support part and the lever shaft is greater than the axial distance from the joint of the support part and the lever shaft to the joint of the lifting claw structure and the lever shaft.

2. A transporter for the transportation of curbstones according to claim 1, wherein a hook is provided on the lever shaft, and the lifting loop of the claw structure is connected to the lever shaft by a flexible connector fastened to the hook at one end and hooked to the hook at the other end.

3. A transport unit for the transport of curbstones according to claim 2, wherein the flex connector is a chain.