CN212671121U

CN212671121U - Movable safety scaffold

Info

Publication number: CN212671121U
Application number: CN202021093176.3U
Authority: CN
Inventors: 来亚兴
Original assignee: Hongrui Jiaxun Beijing Architectural Decoration Engineering Co Ltd
Current assignee: Hongrui Jiaxun Beijing Architectural Decoration Engineering Co Ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-03-09
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a movable safety scaffold, which comprises a scaffold body and scaffold boards, wherein each scaffold board comprises a mesh board and a plurality of groups of fasteners surrounding the mesh board, and the mesh board is arranged on the scaffold body through the fasteners; the fastener comprises a main buckle plate and an auxiliary buckle plate, wherein the main buckle plate and the auxiliary buckle plate are both arc-shaped in shape, the main buckle plate is horizontally and fixedly connected to the end part of the screen plate, the auxiliary buckle plate is positioned below the main buckle plate and rotatably arranged at the end part of the screen plate, and the main buckle plate and the auxiliary buckle plate are buckled to form an annular structure; an accommodating cavity is formed in the screen plate in a penetrating mode, a gear set is rotatably mounted in the accommodating cavity, one end of the auxiliary buckle plate is connected with the gear set, and the auxiliary buckle plate is controlled to rotate through the gear set; and the screen plate is also provided with a limiting part for limiting the rotation of the gear set. The utility model discloses a portable safe scaffold can improve the security of scaffold frame with the stable installation on the support body of scaffold board.

Description

Movable safety scaffold

Technical Field

The utility model relates to an interior decoration building field, in particular to portable safe scaffold frame.

Background

The movable scaffold is also called a door type scaffold, and is one of the most widely used scaffolds in the construction scaffold.

As shown in fig. 1, the conventional mobile scaffold is mainly composed of a main frame 20, a horizontal frame 21, a cross brace 22, a scaffold board 3, and the like, wherein the main frame 20 and the horizontal frame 21 form a three-dimensional frame, and the cross brace 22 is installed in the three-dimensional frame to improve the overall strength; the two ends of the scaffold board 3 are provided with opening fasteners which can be directly fastened at the top of the three-dimensional frame. The scaffold has the characteristics of simple disassembly and assembly, good bearing performance, safe and reliable use and the like, and is developed quickly in the building engineering.

However, in actual operation, the stability of the scaffold board which is only installed in a lap joint mode is limited, when a worker treads on the edge of the scaffold board, one end, far away from the worker, of the scaffold board is prone to tilting, side turning is caused, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable safe scaffold frame, it can be with the stable installation of scaffold board on the support body, improves the security of scaffold frame.

The above object of the present invention can be achieved by the following technical solutions:

a movable safety scaffold comprises a scaffold body and scaffold boards, wherein each scaffold board comprises a mesh board and a plurality of groups of fasteners surrounding the periphery of the mesh board, and the mesh board is installed on the scaffold body through the fasteners; the fastener comprises a main buckle plate and an auxiliary buckle plate, wherein the main buckle plate and the auxiliary buckle plate are both arc-shaped in shape, the main buckle plate is horizontally and fixedly connected to the end part of the screen plate, the auxiliary buckle plate is positioned below the main buckle plate and rotatably arranged at the end part of the screen plate, and the main buckle plate and the auxiliary buckle plate are buckled to form an annular structure; an accommodating cavity is formed in the screen plate in a penetrating mode, a gear set is rotatably mounted in the accommodating cavity, one end of the auxiliary buckle plate is connected with the gear set, and the auxiliary buckle plate is controlled to rotate through the gear set; and the screen plate is also provided with a limiting part for limiting the rotation of the gear set.

By adopting the technical scheme, before the pedal is installed, the auxiliary buckle plate is separated from the main buckle plate, then the screen plate is moved, so that the main buckle plate is lapped on the frame, and the initial installation of the scaffold plate is completed; then, rotating the gear set to drive the auxiliary buckle plate to approach the main buckle plate, enabling the main buckle plate and the auxiliary buckle plate to be clamped at the end part of the frame in an encircling manner, rotating the limiting piece to fix the gear set, and keeping the main buckle plate and the auxiliary buckle plate in a clamping state, namely realizing the fixed installation of the scaffold plate; so, even the staff steps on and presses in scaffold board one side, the opposite side of scaffold board also can not take place to stick up the limit, has guaranteed the stability of scaffold board installation, has effectively improved the security of scaffold frame, reduces the possibility of meeting accident.

The utility model discloses further set up to: the gear set comprises a driving gear and a driven gear, the driving gear is positioned above the driven gear, and the upper part of the driving gear penetrates out of the accommodating cavity; one end of the auxiliary buckle plate penetrates into the accommodating cavity and is fixedly connected with the tooth surface of the driven gear, and the screen plate is arranged for the auxiliary buckle plate to give way.

By adopting the technical scheme, when the driving gear rotates, the driven gear synchronously and reversely rotates through the tooth transmission, so that the auxiliary buckle plate is driven to swing close to or far away from the main buckle plate. Corresponding abdicating spaces are arranged on the screen plate, so that the auxiliary buckle plate can penetrate into the accommodating cavity and cannot be interfered during swinging.

The utility model discloses further set up to: the locating part is jackscrew, jackscrew and otter board threaded connection, and jackscrew tip can stretch into and hold the chamber, supports to press on the driving gear.

By adopting the technical scheme, the jackscrew is screwed, the jackscrew axially advances along the jackscrew, and the fixing of the driving gear is realized after the end part of the jackscrew is tightly propped against the driving gear; meanwhile, the auxiliary buckle plate is fixed by the meshing characteristic of the teeth.

The utility model discloses further set up to: the frame body comprises a vertical rod and a frame, the vertical rod is vertically arranged, the frame is arranged on the vertical rod, and the lower end of the vertical rod is provided with a self-locking universal wheel; the fastener is clasped and fixed on the frame.

Through adopting above-mentioned technical scheme, the frame that parallel from top to bottom is connected at the pole setting both ends forms the support body of scaffold frame, and the bottom of support body is provided with the universal wheel to convenient mobile transportation.

The utility model discloses further set up to: diamond holes are densely distributed on the screen plate, and the size of the screen plate is half of that of the frame.

Through adopting above-mentioned technical scheme, the setting of diamond-shaped hole has reduced the weight of scaffold board so that alleviate the support body to the pressure of bottom universal wheel.

The utility model discloses further set up to: both sides all are provided with current passageway and cat ladder around the support body, the cat ladder distributes the both ends of scaffold board.

By adopting the technical scheme, the crawling ladder is positioned on two sides of the scaffold board so that a worker can conveniently enter the scaffold board above the crawling ladder to operate along the vertical direction; the access passage is convenient for the staff to enter into the scaffold.

The utility model discloses further set up to: an inclined ladder is further arranged in the passing channel and on one side of the scaffold board.

Through adopting above-mentioned technical scheme, the slope ladder is located one side of scaffold board to on people go up the scaffold board from scaffold frame inside, and the climbing process that enters into on the scaffold board from the slope ladder is gentler, and the staff of conveniently carrying the instrument scrambles.

The utility model discloses further set up to: and the left side and the right side of the frame body are provided with brackets in X-shaped structures.

Through adopting above-mentioned technical scheme, the strut has improved the stability and the support intensity of support body structure for it is safer when the staff is under construction.

To sum up, the utility model discloses following beneficial effect has:

1. the auxiliary buckle plate is rotatably arranged below the main buckle plate and is controlled to rotate through the gear set, and the gear set is fixed after the main buckle plate and the auxiliary buckle plate are clamped on the frame body, so that the main buckle plate and the auxiliary buckle plate can be kept in a clamping state, the fixed installation of the scaffold plate is completed, the safety of the scaffold is effectively improved, and the possibility of accidents is reduced;

2. through set up the inclined ladder in the support body, make the staff can follow the support body in to the scaffold board on, the climbing process is more mild convenient.

Drawings

Fig. 1 is a schematic structural view of a conventional mobile scaffold;

fig. 2 is a schematic structural view of the mobile scaffold in the embodiment;

FIG. 3 is a schematic structural view of the scaffold board in the embodiment;

FIG. 4 is a schematic structural view of the fastener of the embodiment.

In the figure, 1, a frame body; 11. a frame; 12. erecting a rod; 13. a passage way; 2. a universal wheel; 3. a scaffold board; 4. a screen plate; 41. rhombic holes; 42. an accommodating chamber; 5. a fastener; 51. a main buckle plate; 52. a secondary buckle plate; 53. a driving gear; 54. a driven gear; 55. a limiting member; 6. climbing a ladder; 7. a strut; 8. a tilt ladder; 9. a support frame; 20. a main frame; 21. a transverse frame; 22. and (4) cross bracing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a portable safe scaffold, as shown in figure 2, is including being the frame 11 of level setting, appearance for the rectangle and setting up the pole setting 12 at 11 corners of frame, and pole setting 12 is vertical setting, and frame 11 that parallel about the pole setting 12 both ends are connected forms the support body 1 of scaffold, and the bottom of support body 1 is provided with universal wheel 2 that has the auto-lock, and universal wheel 2 fixed mounting is at the lower extreme of pole setting 12.

A scaffold board 3 for workers to work is arranged on a frame 11 positioned at the upper end of the frame body 1 in an overlapping mode, the scaffold board 3 comprises a screen plate 4 densely distributed with rhombic holes 41 and a plurality of groups of fasteners 5 arranged around the screen plate 4, and the fasteners 5 are matched with the frame 11 to be buckled and connected to fix the scaffold board 3 on the frame body 1; the diamond holes 41 reduce the weight of the scaffold board 3 so as to reduce the pressure of the frame body 1 on the bottom universal wheel 2. The size of the scaffold board 3 is half the size of the frame 11.

As shown in fig. 3 and 4, the fastener 5 includes a main fastening plate 51, an auxiliary fastening plate 52, a driving gear 53, a driven gear 54 and a limiting member 55, wherein the main fastening plate 51 and the auxiliary fastening plate 52 are both arc-shaped, and the main fastening plate and the auxiliary fastening plate are fastened together to form a closed annular structure; the opening of the main buckle plate 51 is downward and horizontally fixed at the end part of the screen plate 4, one end of the auxiliary buckle plate 52 is fixedly connected on the tooth surface of the driven gear 54, and the auxiliary buckle plate 52 is parallel to the axis of the driven gear 54.

The end part of the mesh plate 4 vertically penetrates through and is provided with an accommodating cavity 42, a driving gear 53 and a driven gear 54 are rotatably arranged in the accommodating cavity 42 through rotating shafts and are meshed with each other, and the axial lines of the rotating shafts of the driving gear 53 and the driven gear 54 are parallel to the annular axial line formed by the main buckle plate 51 and the auxiliary buckle plate 52. The driving gear 53 is located above the driven gear 54, and the upper portion of the driving gear 53 protrudes from the accommodating chamber 42, so that one can directly rotate the driving gear 53 by hand.

When the driving gear 53 rotates, the driven gear 54 rotates synchronously and reversely through the tooth transmission, so as to drive the secondary buckle plate 52 to swing close to or far away from the primary buckle plate 51. Corresponding abdicating spaces are arranged on the screen plate 4, so that the auxiliary buckle plate 52 can penetrate into the accommodating cavity 42 and cannot be interfered during swinging.

The limiting member 55 is selected as a jack screw, the jack screw is in threaded connection with the mesh plate 4, and the end portion of the jack screw can penetrate into the accommodating cavity 42 and is pressed against the driving gear 53. Screwing the jackscrew, wherein the jackscrew axially advances along the jackscrew, and stops when the end part of the jackscrew is tightly pressed on the driving gear 53, so that the driving gear 53 is fixed; meanwhile, the auxiliary buckle plate 52 is fixed through the tooth meshing characteristic.

Before the pedal is installed, the auxiliary buckle plate 52 is separated from the main buckle plate 51, then the screen plate 4 is moved, the main buckle plate 51 is lapped on the frame 11, and the initial installation of the scaffold plate 3 is completed; then, the driving gear 53 is rotated to drive the auxiliary buckle plate 52 to approach the main buckle plate 51, so that the main buckle plate 51 and the auxiliary buckle plate 52 are clamped at the end part of the frame 11 in an encircling manner, the limiting part 55 is rotated to fix the driving gear 53, and the main buckle plate 51 and the auxiliary buckle plate 52 are kept in a clamping state, namely, the fixed installation of the scaffold plate 3 is realized; so, even the staff steps on and presses in scaffold board 3 one side, the opposite side of scaffold board 3 also can not take place the stick-up limit, has guaranteed the stability of scaffold board 3 installation, has effectively improved the security of scaffold frame, reduces the possibility of meeting accident.

In order to facilitate the entering of a constructor into a scaffold for operation, a passage channel 13 and a ladder 6 are arranged on both sides of the frame body 1 in the length direction, and a vertical rod 12 is arranged between the ladder 6 and the passage channel 13 to separate the passage channel 13 from the ladder 6; the crawling ladder 6 is positioned on two sides of the scaffold board 3 so that a worker can conveniently enter the scaffold board 3 above along the vertical direction for operation; inside passage 13 is convenient for the staff to get into the scaffold, passage 13 still is provided with slope ladder 8, slope ladder 8 is located one side of scaffold board 3, slope ladder 8 upper end is fixed on the frame 11 of top, the lower extreme is fixed on the frame 11 of below, so that people from scaffold inside on to scaffold board 3, and the climbing process that enters into on scaffold board 3 from slope ladder 8 is gentler, make things convenient for the staff of carrying tool to scramble.

The both sides of 1 width direction of support body still are provided with the strut 9 that is used for improving self structural stability and support intensity, and strut 9 comprises two articulated down tubes and the pin joint is located the middle part of down tube, and strut 9 sets up relatively on the both sides of support body 1 and strut 9 end fixing on adjacent pole setting 12, and strut 9 is X style of calligraphy structure.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A portable safe scaffold frame which characterized in that: the scaffold comprises a frame body (1) and scaffold boards (3), wherein each scaffold board (3) comprises a screen plate (4) and a plurality of groups of fasteners (5) arranged around the screen plate (4), and the screen plates (4) are arranged on the frame body (1) through the fasteners (5); the fastener (5) comprises a main buckle plate (51) and an auxiliary buckle plate (52) which are arc-shaped in shape, the main buckle plate (51) is horizontally and fixedly connected to the end of the screen plate (4), the auxiliary buckle plate (52) is located below the main buckle plate (51) and rotatably mounted at the end of the screen plate (4), and the main buckle plate (51) and the auxiliary buckle plate (52) are buckled to form an annular structure; an accommodating cavity (42) penetrates through the screen plate (4), a gear set is rotatably arranged in the accommodating cavity (42), one end of the auxiliary buckle plate (52) is connected with the gear set, and the auxiliary buckle plate (52) is controlled to rotate through the gear set; and the screen plate (4) is also provided with a limiting piece (55) for limiting the rotation of the gear set.

2. A mobile safety scaffold according to claim 1, characterized in that: the gear set comprises a driving gear (53) and a driven gear (54), the driving gear (53) is positioned above the driven gear (54), and the upper part of the driving gear (53) penetrates out of the accommodating cavity (42); one end of the auxiliary buckle plate (52) penetrates into the accommodating cavity (42) and is fixedly connected with the tooth surface of the driven gear (54), and the screen plate (4) is arranged in a yielding mode for the auxiliary buckle plate (52).

3. A mobile safety scaffold according to claim 1, characterized in that: the limiting piece (55) is a jackscrew, the jackscrew is in threaded connection with the screen plate (4), and the end part of the jackscrew can extend into the accommodating cavity (42) and is pressed on the driving gear (53).

4. A mobile safety scaffold according to claim 1, characterized in that: the frame body (1) comprises a vertical rod (12) and a frame (11) arranged on the vertical rod (12), and the lower end of the vertical rod (12) is provided with a self-locking universal wheel (2); the fastener (5) is clasped and fixed on the frame (11).

5. A mobile safety scaffold according to claim 4, characterized in that: diamond holes (41) are densely distributed in the screen plate (4), and the size of the screen plate (4) is half of that of the frame (11).

6. A mobile safety scaffold according to claim 5, characterized in that: both sides all are provided with current passageway (13) and cat ladder (6) around support body (1), cat ladder (6) distribute in the both ends of scaffold board (3).

7. A mobile safety scaffold according to claim 6, characterized in that: an inclined ladder (8) is further arranged in the passing channel (13) and on one side of the scaffold board (3).

8. A mobile safety scaffold according to claim 6, characterized in that: the left side and the right side of the frame body (1) are provided with brackets (9) in an X-shaped structure.