Width-variable lifting platform

Abstract

The utility model relates to a width-variable lifting platform, belongs to the technical field of building equipment, and particularly relates to hoisting equipment. According to the lifting platform, the expanding platform composed of the turning plates and the expanding guardrails is constructed on the front side of the suspension platform to form the lifting platform, the width of the lifting platform can be changed by conveniently folding and turning the expanding platform, the expanding platform can be folded and recycled only by pulling the steel wires through the driving wire coil, the expanding platform is released when widening is needed, and the lifting platform is convenient to use. The width of the platform can be flexibly adjusted according to the environment in construction operation, the platform can be detached when not in use, and meanwhile safety is improved through steel wire traction and arrangement of structures such as reinforcing supporting pieces.

Description

TECHNICAL FIELD

[0001] The utility model relates to a variable width lifting platform belongs to the technical field of building equipment, especially hoisting equipment. BACKGROUND

[0002] In the process of construction operation, workers reach the designated height position of operation through the lifting facilities, and due to the need of some close-range operation, they often need to approach the building for further construction operation. However, the lifting platform of the prior art is equipped with a fixed-size bottom plate, which cannot be flexibly realized when it is necessary to approach the building for high-altitude operation, resulting in the possibility that workers operate at a long distance, which causes certain difficulties and risks for workers to construct.

[0003] At present, there is only a kind of high-altitude protection basket for civil construction as shown in CN208981746U, which is not flexible even if the length of the bottom plate is lengthened, cannot cope with the working condition environment with varying space size, and cannot solve the above problems, but can only be used in a single size environment.

[0004] Therefore, there is currently a lack of a lifting platform that can change the width to solve the above problems. UTILITY MODEL CONTENTS

[0005] To solve the above problems, the utility model provides a variable width lifting platform, comprising:

[0006] A suspension mechanism comprising a crossbeam and a suspension piece mounted on the crossbeam;

[0007] A suspension platform located below the suspension mechanism and connected to the suspension piece by a steel wire rope, wherein a hoist is provided on the steel wire rope, and the suspension platform comprises a plurality of platform modules spliced together, each platform module comprising a bottom plate and a front guardrail and a rear guardrail connected to the two sides of the width direction of the bottom plate;

[0008] An expansion platform comprising a plurality of expansion modules, each expansion module comprising a flap hinged to the front side of the bottom plate and an expansion guardrail hinged to the front side of the flap;

[0009] Each platform module is provided with a wire reel, the wire reel is wound with a steel wire, and one end of the steel wire is connected to the front side of the corresponding flap after being led out. After the steel wire is released, the flap can reach the horizontal form under the traction of the steel wire and be in the same plane with the bottom plate, and the flap can be folded to the vertical form and cooperate with the front guardrail after the wire reel is driven to release the wire.

[0010] Further, the front side of the bottom plate is provided with a plurality of ear seats, the rear side of the flap is provided with a plurality of lugs corresponding in position to the ear seats, and the lugs and the ear seats are hingedly matched by a pin shaft.

[0011] Further, a pair of side plates are arranged on both sides of the length direction of the flap, and when the flap is folded to the vertical form, the side plates are embedded in the inner side of the edge of the front guardrail and tightly abut against the inner side of the edge of the front guardrail so that the flap and the front guardrail are matched.

[0012] Further, the expansion guardrail is detachably hinged to the front side of the flap, and when the flap is folded to the vertical form and matched with the front guardrail, the expansion guardrail is located above the flap and is in the same vertical plane with the flap.

[0013] Further, the front side of the flap is provided with a pull ring, and one end of the steel wire led out from the wire reel corresponding to each flap is provided with a pull hook, and the steel wire is matched with the pull ring through the pull hook to connect the flap.

[0014] Further, a pair of expansion side rails are detachably connected to both sides of the expansion guardrail, and the expansion side rails can be matched with both sides of the front guardrail.

[0015] Further, the bottom of the flap is provided with a right-angled triangular structure of a reinforcing support.

[0016] Further, four universal wheels are arranged at the four corners of the bottom plate.

[0017] Further, the cross beam has a plurality of connecting holes, the suspension piece has at least two, the suspension piece comprises two parallel connecting plates, and the two connecting plates are connected to the connecting holes through fastening bolts; a lifting point bolt is further arranged below the fastening bolt between the two connecting plates, one end of the steel wire rope is connected to the lifting point bolt, and the other end is connected to the suspension platform.

[0018] Further, the wire reel is arranged on the winch, and the winch is installed on the rear guardrail.

[0019] The utility model discloses the beneficial effect:

[0020] The utility model discloses a suspension platform, which is composed of a flap and an expansion guardrail, to form a lifting platform capable of changing width by folding and unfolding the expansion platform conveniently, and the folding and recovery of the expansion platform can be realized by pulling the steel wire of the wire reel, and the expansion platform can be released when widening is needed, which can flexibly adjust the width of the platform according to the environment during construction operation, and can be disassembled when not needed, and the safety is improved by the structure of steel wire traction and reinforcing support. DRAWINGS

[0021] Figure 1 It is the front view of the suspension platform in one embodiment of the utility model;

[0022] Figure 2It is the side view of the suspension platform in an embodiment of the utility model;

[0023] Figure 3 It is the plan view of the suspension platform in an embodiment of the utility model;

[0024] Figure 4 It is the schematic view of the expansion module corresponding to one of the platform modules in the steel wire release state in an embodiment of the utility model;

[0025] Figure 5 It is the schematic view of the expansion module corresponding to one of the platform modules in the steel wire recovery state in an embodiment of the utility model.

[0026] In the figure: 1, platform module;2, expansion module;11, bottom plate;12, front guardrail;13, rear guardrail;14, wire reel;15, lug;21, flap;22, expansion guardrail;23, side plate;24, lug seat;25, reinforcing support;26, expansion side rail;3, lifting machine;4, steel wire rope;5, steel wire;6, electric control box. DETAILED DESCRIPTION

[0027] The technical scheme of the utility model will be described below in conjunction with the drawings. Obviously, the described embodiments are some of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0028] In the description of the utility model, it should be pointed out that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. The indicated device or element must have a particular orientation, a particular orientation and operation, therefore it cannot be understood as limiting the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions.

[0029] In the description of the utility model, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection;It can be mechanical connection, can also be electrical connection;It can be directly connected, can also be indirectly connected through intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] Embodiment 1

[0031] In the utility model, the bottom plate or the turning plate is a rectangular plate, the "length direction" refers to the length direction of the bottom plate or the turning plate, that is, the splicing direction of the plurality of platform modules; and the "width direction" refers to the width direction of the bottom plate or the turning plate, that is, the splicing direction of the platform module and the expansion module.

[0032] As Figures 1-5 shown, the utility model provides a variable width lifting platform, including:

[0033] Suspension mechanism, including crossbeam and the suspension piece of installation in crossbeam;

[0034] Suspension platform is located below suspension mechanism and is connected suspension piece through steel wire rope 4, be provided with on steel wire rope 4 hoist 3, in Figure 1 Among them, the suspension platform includes four platform modules 1 spliced in one, these platform modules 1 have two different length sizes, in the drawing, it is only one embodiment of splicing mode, still can select other specifications platform module and splicing mode to meet the demand on length according to actual demand;Each platform module 1 includes bottom plate 11 and the front guardrail 12 of connecting the width direction both sides of bottom plate 11, rear guardrail 13;

[0035] Expansion platform 2, including a plurality of expansion modules 2, each expansion module 2 includes turning plate 21 articulated in the front side of bottom plate 11 and expansion guardrail 22 articulated in the front side of turning plate 21;

[0036] Further, the front side of bottom plate 11 is provided with a plurality of ear seats 24, the rear side of turning plate 21 is provided with a plurality of lug ears 15 corresponding in position with ear seat 24, the lug ear 15 is articulated with ear seat 24 through pin shaft.

[0037] Further, the expansion guardrail 22 both sides detachably connect a pair of expansion side columns 26, the expansion side column 26 can cooperate with the both sides of front guardrail 12.

[0038] In addition, the bottom of turning plate 21 is provided with right-angled triangle structure's reinforcing support 25, can further promote the support strength of turning plate 21 horizontally.

[0039] Further, the bottom of bottom plate 11 is provided with four universal wheels in four corners, which facilitates the movement and splicing of the platform module 1 when it touches the ground.

[0040] Each platform module 1 is provided with a wire reel 14, which is arranged on a winch installed on the rear guardrail 13. The wire reel 14 is wound with a steel wire 5, and one end of the steel wire 5 is led out to connect the front side of a corresponding flap 21, and the front side of the flap 21 is provided with a pull ring. One end of the steel wire 5 led out by the wire reel 14 corresponding to each flap 21 is provided with a pull hook, and the steel wire 5 is connected to the flap 21 by cooperation of the pull hook and the pull ring.

[0041] When the winch is driven in the forward direction to rotate the wire reel 14, the flap 21 can be gradually turned over and opened to the front side under the traction of the steel wire 5 after the steel wire 5 is released, and the flap 21 can be turned over by 90 degrees at most, as shown in FIG. 2, to reach a horizontal state and be in the same plane as the base plate. At this time, the width of the entire lifting platform is expanded by adding the width of the flap 21 to the width of the base plate. When standing on the flap 21, the side plate 23 can be used as a kick plate. Figure 4

[0042] When the winch is driven in the reverse direction to rotate the wire reel 14, the steel wire 5 starts to be reeled in and pulls the flap 21 to gradually turn over from the horizontal state to the vertical state, as shown in FIG. 3. The flap 21 in the vertical state can be embedded into the edge of the front guardrail 12 through the side plate 23 and tightly cooperate with the inside edge of the front guardrail 13. At this time, the expanded guardrail 22 connected to the flap 21 is also vertically erected above the flap 21 and is in the same vertical plane as the flap 21. Figure 5

[0043] As for the detachable expanded side rail 26, it only needs to be installed on the periphery of the flap 21 and on both sides of the expanded guardrail 22 when the flap 21 is in the horizontal state, and can be detached when the flap 21 needs to be turned over or is in the vertical state.

[0044] Preferably, the suspension mechanism in the embodiment or other embodiments can be arranged as follows: the cross beam has a plurality of connecting holes, the suspension member has at least two, the suspension member includes two parallel connecting plates, and the two connecting plates are connected to the connecting holes through fastening bolts; a lifting point bolt is further arranged below the fastening bolts between the two connecting plates, one end of the steel wire rope is connected to the lifting point bolt, and the other end is connected to the suspension platform.

[0045] Although the utility model has disclosed as above with preferred embodiments, it is not intended to limit the utility model, and anyone skilled in the art can make various modifications and modifications without departing from the spirit and scope of the utility model, therefore the protection scope of the utility model should be defined by the claims.​​

Claims

1. A variable width lift platform, characterized by, The utility model relates to a kind of suspension mechanism, including beam and suspension piece mounted to beam;Suspension platform is located below suspension mechanism and is connected suspension piece by wire rope, lifting machine is provided on the wire rope, and the suspension platform includes multiple platform modules spliced together, and each platform module includes bottom plate and front guardrail, rear guardrail connected the both sides of the width direction of bottom plate;Expansion platform includes multiple expansion modules, and each expansion module includes flap articulated to the front side of bottom plate and expansion guardrail articulated to the front side of flap;Each platform module is provided with wire reel, and steel wire is wound in wire reel, and one end of steel wire is led out and then connected to the front side of corresponding flap, after steel wire is released, flap can reach horizontal form by being pulled by steel wire in state, and drive wire reel to reel in after being pulled to be folded to vertical form with front guardrail. The front side of bottom plate is provided with multiple ear seats, the rear side of flap is provided with multiple lugs corresponding to the position of ear seat, and the lug and the ear seat are articulated by pin shaft. The length direction both sides of flap are provided with a pair of side plates, when flap is folded to vertical form, the side plate is embedded in the edge inside of front guardrail and tightly abuts with the edge inside of front guardrail to make flap and front guardrail cooperate. Expansion guardrail is detachably articulated to the front side of flap, when flap is folded to vertical form and cooperates with front guardrail, expansion guardrail is located above flap and is in the same vertical plane with flap. The front side of flap is provided with pull ring, and the one end of steel wire led out by each corresponding wire reel is provided with pull hook, and steel wire is connected with pull ring by pull hook to connect flap.

2. The variable width elevator platform of claim 1, wherein, The both sides of expansion guardrail are detachably connected with a pair of expansion side columns, and the expansion side column can cooperate with the both sides of front guardrail.

3. The variable width elevator platform of claim 2, wherein, The bottom of flap is provided with right-angled triangle structure reinforcing support.

4. The variable width elevator platform of claim 3, wherein, The bottom of bottom plate is provided with four universal wheels.

5. The variable width elevator platform of claim 4, wherein, Wire reel is arranged on winch, and winch is installed on rear guardrail.

6. The variable width elevator platform of claim 5, wherein, ​ 7. The variable width elevator platform of claim 6, wherein, ​ 8. The variable width elevator platform of claim 1, wherein, ​ 9. The variable width elevator platform of claim 1, wherein, ​

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