CN220848584U

CN220848584U - Movable scaffold

Info

Publication number: CN220848584U
Application number: CN202322547838.XU
Authority: CN
Inventors: 雷键
Original assignee: Hangzhou Haoyun Environmental Engineering Co ltd
Current assignee: Hangzhou Haoyun Environmental Engineering Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-26
Anticipated expiration: 2033-09-19

Abstract

The utility model relates to a movable scaffold, which comprises four support columns, wherein the four support columns are fixedly connected with a driving shell, two screws with opposite directions are rotationally arranged in the driving shell, two adjacent ends of the two screws are connected with a double-shaft motor arranged in the driving shell, each screw is connected with a movable seat in a threaded manner, the lower end of each movable seat is in sliding connection with the driving shell through a track structure, two first support rods are symmetrically hinged on each movable seat, one end of each first support rod is rotationally connected with a second support rod, one end of each second support rod is hinged with a pushing seat, the two first support rods and the two second support rods are respectively rotationally connected, the upper ends of the two pushing seats are slidably connected with a platform through the track structure, the heights of the platform can be adjusted according to use requirements, and when the scaffold needs to be used, the four rollers can be separated from the ground, the reinforcing rods and the fixing seats can be unfolded, so that the stability of the whole scaffold is improved.

Description

Movable scaffold

Technical Field

The utility model relates to the technical field of scaffolds, in particular to a movable scaffold.

Background

The scaffold refers to various supports which are erected for workers to operate and solve the problem of vertical and horizontal transportation on construction sites, and is used in places where the outer wall, the interior decoration or the layer height is higher and cannot be directly constructed, and mainly aims at constructors to operate up and down or surrounding safety nets to enclose and install components at high altitude. Scaffolding is often used in interior finishing processes.

In the use process of the existing scaffold, the height of the platform cannot be adjusted according to the use requirement, so that the flexibility and the adaptability of the whole device are reduced, when a worker carries out decoration construction on the platform, the phenomenon that the worker bends down to construct or places a trample object on the platform to construct when the worker stands on the trample object is often caused, and the use is very inconvenient; secondly, in order to facilitate movement, the lower end of the whole device is usually provided with rollers, but the fixing performance of the whole scaffold is poor, when a worker needs to mount the scaffold for decoration construction, even if the rollers are fixed, the rollers still contact the ground, and the phenomenon of movement still exists, so that the stability of the whole device is reduced; in addition, current scaffold frame is in the use, when the staff carries out the fitment construction on the platform, because whole scaffold frame is higher, produces easily and rocks to reduced whole scaffold frame's stability, if in the work progress, scaffold frame rocks comparatively seriously, can have the risk that the staff falls, has the potential safety hazard.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a movable scaffold, which solves the problem that the height of a platform cannot be adjusted according to the use requirement in the use process of the conventional scaffold.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a movable scaffold, includes four support columns, four equal fixedly connected with drive shell of support column, the drive shell internal rotation is equipped with two opposite screw rods, two adjacent one end of screw rod all is connected with a biax motor that sets up in the drive shell, every threaded connection has the movable seat on the screw rod, the movable seat lower extreme passes through track structure and drive shell sliding connection, the symmetry articulates on the movable seat is connected with two first bracing pieces, every first bracing piece one end is rotated and is connected with the second bracing piece, second bracing piece one end articulates is connected with the promotion seat, rotates respectively between two first bracing pieces and two second bracing pieces and is connected, two promote seat upper end and have the platform through track structure sliding connection, the platform lower extreme is equipped with four gag lever post that is taken out with the drive shell and is inserted and is connected, four the support column all has the lifter through track structure sliding connection, the lifter lower extreme is equipped with four gyro wheels, every one side rotates the support column and is equipped with the stiffener, is convenient for carry out the regulation to the height of platform according to the use demand to the whole waist to have increased, thereby the flexibility has reduced the practicality very to trample on the scaffold or has used the construction personnel.

In a further preferred embodiment, the lower end of the driving shell is provided with a fixing frame, the lower end of the driving shell is provided with a driving motor, the driving end of the driving motor is provided with a screw, and one end of the screw is rotationally connected with the fixing frame so as to facilitate the rotation of the screw.

In a further preferred embodiment, the screw is threaded with a lifting frame, and the lower end of the lifting frame is fixedly connected with the lifting plate, so that the lifting plate can move up and down conveniently.

In a further preferred aspect, one end of the reinforcing rod is provided with a toothed belt, the toothed belt is connected with a rack in a meshed manner, and the lower end of the rack is fixedly connected with the lifting plate, so that the reinforcing rod can rotate conveniently.

In a further preferred embodiment, a fixing seat is disposed at one end of the reinforcing rod, so as to increase the area of the reinforcing rod and the ground.

In a further preferred aspect, a plurality of pedals are arranged between two adjacent support columns, so that a worker can conveniently climb on the platform.

In a further preferred aspect, the platform is provided with a guard rail, so that the guard rail is convenient for protecting workers in the decoration construction process.

(III) beneficial effects

Compared with the prior art, the utility model provides the movable scaffold, which has the following beneficial effects:

1. According to the utility model, the support column, the driving shell, the screw rod, the double-shaft motor, the movable seat, the first support rod, the second support rod, the pushing seat, the platform and the limiting rod are matched, and the height of the platform can be adjusted according to the use requirement, so that the flexibility and the adaptability of the whole scaffold are improved, workers are not required to bend down for construction, or the scaffold is constructed by standing on a trample, the potential safety hazard is reduced, and the scaffold is very convenient to use.

2. According to the utility model, the lifting plate, the rollers, the fixing frame, the driving motor, the screw rod and the lifting frame are matched, so that the four rollers are conveniently separated from the ground when the whole scaffold needs to be used, and the four support columns are contacted with the ground, thereby improving the fixing performance of the whole scaffold, avoiding the rollers driving the whole scaffold to move in the construction process, and further improving the stability of the whole scaffold.

3. According to the utility model, the four reinforcing rods and the fixing seat can be unfolded through the cooperation of the reinforcing rods, the toothed belts, the racks and the fixing seat, so that the whole scaffold is reinforced and supported, the shaking of the scaffold is reduced, the stability of the whole scaffold is improved, the falling risk of serious staff due to shaking of the scaffold is reduced, and the potential safety hazard is reduced.

Drawings

Fig. 1 is a schematic view of the whole structure of a movable scaffold in the utility model;

FIG. 2 is a schematic view showing a partial cross-sectional structure of a driving housing and a connecting member thereof according to the present utility model;

FIG. 3 is a schematic view of a portion of the structure of a driving housing and its connection parts according to the present utility model;

FIG. 4 is a schematic view of a part of a cross-sectional structure of a fixing frame and a connecting part thereof according to the present utility model;

FIG. 5 is a schematic view showing the unfolded state of the reinforcing rod in the present utility model.

In the figure: 1. a support column; 2. a driving case; 3. a screw; 4. a biaxial motor; 5. a movable seat; 6. a first support bar; 7. a second support bar; 8. a pushing seat; 9. a platform; 10. a limit rod; 11. a lifting plate; 12. a roller; 13. a reinforcing rod; 14. a fixing frame; 15. a driving motor; 16. a screw rod; 17. a lifting frame; 18. a toothed belt; 19. a rack; 20. a fixing seat; 21. a pedal; 22. and (3) a protective fence.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

Referring to fig. 1-5, a movable scaffold comprises four support columns 1, wherein the four support columns 1 are fixedly connected with a driving shell 2, two screws 3 with opposite directions are rotationally arranged in the driving shell 2, adjacent ends of the two screws 3 are connected with a double-shaft motor 4 arranged in the driving shell 2, each screw 3 is connected with a movable seat 5 in a threaded manner, the lower end of each movable seat 5 is in sliding connection with the driving shell 2 through a track structure, two first support rods 6 are symmetrically hinged on each movable seat 5, one end of each first support rod 6 is rotationally connected with a second support rod 7, one end of each second support rod 7 is hinged with a pushing seat 8, each first support rod 6 and each second support rod 7 are respectively rotationally connected with each other, the upper ends of the two pushing seats 8 are slidably connected with a platform 9 through the track structure, the lower ends of the platform 9 are provided with four limit rods 10 which are in extraction connection with the driving shell 2, each four support columns 1 are slidably connected with lifting plates 11 through the track structure, and the lower ends of the lifting plates 11 are provided with four idler wheels 12, and one side of each support column 1 is rotationally provided with a reinforcing rod 13.

In this embodiment, the lower end of the driving shell 2 is provided with a fixing frame 14, the lower end of the driving shell 2 is provided with a driving motor 15, the driving end of the driving motor 15 is provided with a lead screw 16, one end of the lead screw 16 is rotationally connected with the fixing frame 14, the driving motor 15 is started, and the driving motor 15 drives the lead screw 16 to rotate.

In this embodiment, the screw rod 16 is screwed with a lifting frame 17, the lower end of the lifting frame 17 is fixedly connected with the lifting plate 11, and when the screw rod 16 rotates, the lifting frame 17 drives the lifting plate 11 to move upwards.

In this embodiment, one end of the reinforcing rod 13 is provided with a toothed belt 18, the toothed belt 18 is in meshed connection with a rack 19, the lower end of the rack 19 is fixedly connected with the lifting plate 11, when the lifting plate 11 moves upwards, the lifting plate 11 drives the rack 19 to move upwards, and the rack 19 drives the reinforcing rod 13 to rotate through the toothed belt 18.

In this embodiment, a fixing base 20 is disposed at one end of the reinforcing rod 13, and the fixing base 20 is driven to rotate when the reinforcing rod 13 rotates, so that the fixing base 20 contacts with the ground.

In this embodiment, a plurality of pedals 21 are disposed between two adjacent support columns 1, and when in use, a worker can step on the platform 9 by alternately stepping on the plurality of pedals 21 by two feet.

In this embodiment, the platform 9 is provided with a guard rail 22, and the guard rail 22 protects workers during the decoration construction process.

Embodiment two:

In summary, when using when needing the scaffold frame in the interior decoration work progress, promote whole scaffold frame, gyro wheel 12 is rotatory, move it to the position that needs to use, start driving motor 15, driving motor 15 drives lead screw 16 rotatory, make lift truck 17 drive lifter plate 11 upwards move along the sliding connection department with four support columns 1, lifter plate 11 drives four gyro wheels 12 upwards and removes, make gyro wheel 12 and ground separation, four support columns 1 and ground contact, simultaneously, lifter plate 11 drives rack 19 and upwards moves, rack 19 drives stiffener 13 rotatory through toothed belt 18, stiffener 13 drives fixing base 20 rotation, make fixing base 20 and ground contact, carry out the reinforcing support to whole scaffold frame. In contrast, when the scaffold is not required, the driving motor 15 is started, so that the driving motor 15 is reversed, the reinforcing rod 13 and the fixing seat 20 can be retracted, and the four rollers 12 are in contact with the ground, and at this time, the whole scaffold can be moved.

Embodiment III:

In sum, when in use, a worker can step on the platform 9 by alternately stepping on the pedals 21 and crossing the guard rail 22 by feet, and the guard rail 22 protects the worker in the decoration construction process. Starting the double-shaft motor 4, the double-shaft motor 4 drives two screw rods 3 to rotate, the screw thread directions on the two screw rods 3 are opposite, so that the two movable seats 5 move along the direction adjacent to the sliding connection position of the driving shell 2, the movable seats 5 drive the first support rods 6 to rotate, the first support rods 6 drive the second support rods 7 to rotate, the second support rods 7 drive the pushing seats 8 to move along the sliding connection position with the platform 9, the two pushing seats 8 move and push the platform 9 upwards, the platform 9 drives four limiting rods 10 to move upwards, the four limiting rods 10 are pulled and inserted on the driving shell 2 to limit the platform 9, and conversely, when the double-shaft motor 4 is in reverse rotation, the platform 9 moves downwards, so that the height of the platform 9 is adjusted according to use requirements.

In all the above mentioned embodiments, the welding, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection modes can be selected according to the actual situation, and are not described in detail herein, the above description refers to the write-in fixed connection, and the welding is preferentially considered, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present utility model if the technical scheme and the inventive concept thereof are equivalent or changed within the scope of the present utility model.

Claims

1. The utility model provides a movable scaffold, includes four support column (1), its characterized in that, four equal fixedly connected with of support column (1) drive shell (2), drive shell (2) internal rotation is equipped with screw rod (3) that two opposite directions are opposite, two adjacent one end of screw rod (3) all is connected with biax motor (4) that set up in drive shell (2), every screw rod (3) go up threaded connection and have on screw rod (3) and remove seat (5), remove seat (5) lower extreme and drive shell (2) sliding connection through track structure, it is connected with two first bracing piece (6) to go up symmetrical articulated on remove seat (5), every first bracing piece (6) one end rotation is connected with second bracing piece (7), second bracing piece (7) one end hinged connection has and promotes seat (8), two between two first bracing piece (6) and two between second bracing piece (7) rotate respectively and be connected with, two promote seat (8) upper end and have platform (9) through track structure sliding connection, it has four to take out seat (9) and drive shell (2) sliding connection, four are equipped with four through four gyro wheels (11) and are connected with four lift plates (11), one side of each supporting column (1) is rotatably provided with a reinforcing rod (13).

2. A mobile scaffolding according to claim 1, wherein: the lower extreme of drive shell (2) is equipped with mount (14), drive shell (2) lower extreme is equipped with driving motor (15), driving motor (15) drive end is equipped with lead screw (16), lead screw (16) one end and mount (14) rotate and are connected.

3. A mobile scaffolding according to claim 2, wherein: the screw rod (16) is connected with a lifting frame (17) in a threaded manner, and the lower end of the lifting frame (17) is fixedly connected with the lifting plate (11).

4. A mobile scaffolding according to claim 1, wherein: one end of the reinforcing rod (13) is provided with a toothed belt (18), the toothed belt (18) is connected with a rack (19) in a meshed manner, and the lower end of the rack (19) is fixedly connected with the lifting plate (11).

5. The movable scaffolding as claimed in claim 4 wherein: one end of the reinforcing rod (13) is provided with a fixing seat (20).

6. A mobile scaffolding according to claim 1, wherein: a plurality of pedals (21) are arranged between two adjacent support columns (1).

7. A mobile scaffolding according to claim 1, wherein: and a protective fence (22) is arranged on the platform (9).