CN113152867A

CN113152867A - Assembled scaffold

Info

Publication number: CN113152867A
Application number: CN202110414161.5A
Authority: CN
Inventors: 应大生; 徐土森; 楼金源
Original assignee: Zhejiang Wei'an Construction Support Technology Co ltd
Current assignee: Zhejiang Wei'an Construction Support Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-07-23

Abstract

The invention belongs to the field of scaffolds, and particularly relates to an assembled scaffold. It includes: the device comprises upright columns, cross rods, support rods and a protection device; the upright posts are longitudinally arranged, the cross rods are horizontally arranged perpendicular to the upright posts, and two ends of each cross rod are detachably and fixedly connected with the upright posts; the supporting rod is vertical to the cross rod and is horizontally arranged, and two ends of the supporting rod are detachably and fixedly connected with the cross rod; the protection device comprises a central adjusting column and an inclined strut, the inclined strut is respectively connected with the central adjusting column and the stand column and supports the stand column in a lateral direction, and the central adjusting column is used for adjusting the supporting angle of the inclined strut to the stand column. The assembled scaffold has the characteristics of convenience in disassembly and assembly, and is convenient to transport and use; the arrangement stability of the assembled scaffold is greatly improved through the protection device; the assembled scaffold is made to have adjustability.

Description

Assembled scaffold

Technical Field

The invention belongs to the field of scaffolds, and particularly relates to an assembled scaffold.

Background

The scaffold is a working platform which is erected for ensuring the smooth operation of each construction process. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

And the scaffold that current scaffold frame is the integral type mostly has the non-detachable characteristic, and the scaffold frame is bulky, and the integral type non-detachable scaffold frame has great trouble in the transportation. To solve this problem, some assembled scaffolds are developed on the market. However, the existing assembled scaffold has the problems of poor stability, poor adjustability and the like.

Disclosure of Invention

The invention provides an assembled scaffold, aiming at solving the problems that most of the existing scaffolds cannot be assembled and need to be integrally transported and used, and the existing assembled scaffold is poor in stability and cannot be adjusted.

The invention aims to:

1) the convenience and the portability of the scaffold in assembly and transportation are improved;

2) the structural stability and adjustability of the fabricated scaffold are improved.

In order to achieve the purpose, the invention adopts the following technical scheme.

A fabricated scaffold comprising:

the device comprises upright columns, cross rods, support rods and a protection device;

the upright posts are longitudinally arranged, the cross rods are horizontally arranged perpendicular to the upright posts, and two ends of each cross rod are detachably and fixedly connected with the upright posts;

the supporting rod is vertical to the cross rod and is horizontally arranged, and two ends of the supporting rod are detachably and fixedly connected with the cross rod;

the protection device comprises a central adjusting column and an inclined strut, the inclined strut is respectively connected with the central adjusting column and the stand column and supports the stand column in a lateral direction, and the central adjusting column is used for adjusting the supporting angle of the inclined strut to the stand column.

As a preference, the first and second liquid crystal compositions are,

the central adjusting column comprises a base and an adjusting screw rod;

the end head at the bottom end of the adjusting screw rod is inserted into the base and clamped with the base, the adjusting screw rod can rotate around the axis of the base, the holding part is arranged in the middle of the adjusting screw rod, the adjusting screw rods which are positioned on the upper side and the lower side of the holding part and take the holding part as the center are sleeved with lifting blocks matched with the adjusting screw rods, and the surface thread directions of the adjusting screw rods on the upper side and the lower side of the holding part are opposite;

the lifting block is hinged with the inclined supporting rod.

As a preference, the first and second liquid crystal compositions are,

the protection device further comprises a side connecting structure;

the side connection structure is composed of a main fastener and an auxiliary fastener, the main fastener and the auxiliary fastener are fixedly connected to the upright posts in a matched mode, and the main fastener is provided with an ear plate and is hinged to the inclined stay bar through the ear plate.

As a preference, the first and second liquid crystal compositions are,

the upright post comprises a main rod, an auxiliary rod and a fastening connector;

a double-threaded rod is arranged at one end of the main rod in an extending mode, and a forward thread and a backward thread with opposite thread directions are arranged on the double-threaded rod at the same time;

the auxiliary rod is provided with a thread groove matched with the double-thread rod, the fastening connector is sleeved on the double-thread rod, an internal thread matched with the double-thread rod is arranged, and the internal thread of the fastening connector is opposite to the thread turning direction of the thread groove.

As a preference, the first and second liquid crystal compositions are,

the main rod and the auxiliary rod are both provided with mounting holes, and the mounting holes are axially perpendicular to the axial direction of the main rod and the axial direction of the auxiliary rod.

As a preference, the first and second liquid crystal compositions are,

the end of the thread groove of the auxiliary rod is also provided with a fastening groove with an inverted trapezoidal section, and one end of the fastening connecting piece, which corresponds to the auxiliary rod, is correspondingly provided with a table-shaped fastening bulge.

As a preference, the first and second liquid crystal compositions are,

the fastening protrusion and the fastening groove are eccentrically matched.

The invention has the beneficial effects that:

1) the scaffold has the characteristics of convenient disassembly and assembly, and is convenient for transportation and use;

2) the arrangement stability of the assembled scaffold is greatly improved through the protection device;

3) the assembled scaffold is made to have adjustability.

Drawings

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

FIG. 2 is a schematic view of the ladder stand and the cross bar;

FIG. 3 is a schematic view of a protective device;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic view of a side connection structure;

FIG. 6 is a schematic structural view of the telescopic pillar;

FIG. 7 is an enlarged view of portion B of FIG. 6;

in the figure: 100 upright posts, 101 main posts, 1011 double-threaded rods, 102 auxiliary posts, 1021 thread grooves, 1022 fastening grooves, 103 fastening connectors, 1031 fastening protrusions, 104 mounting holes, 105 nuts, 200 cross bars, 300 support posts, 400 pedals, 401 hook structures, 500 crawling ladders, 501 hooks, 600 bottom posts, 700 protection devices, 701 center adjusting posts, 7011 bases, 7012 adjusting screw rods, 7013 ends, 7014 lifting blocks, 7015 holding parts, 7016 limiting top plates, 702 side connecting structures, 7021 main fasteners, 7022 auxiliary fasteners, 7023 ear plates and 703 inclined support posts.

Detailed Description

The invention is described in further detail below with reference to specific embodiments and the attached drawing figures. Those skilled in the art will be able to implement the invention based on these teachings. Moreover, the embodiments of the present invention described in the following description are generally only some embodiments of the present invention, and not all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present invention. In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Unless otherwise specified, the raw materials used in the examples of the present invention are all commercially available or available to those skilled in the art; unless otherwise specified, the methods used in the examples of the present invention are all those known to those skilled in the art.

Examples

A fabricated scaffold as shown in fig. 1, which specifically comprises:

the scaffold comprises uprights 100, cross bars 200 and support rods 300, wherein the uprights 100 are longitudinally arranged, the cross bars 200 are horizontally arranged perpendicular to the uprights 100, two ends of each cross bar 200 are detachably and fixedly connected with the uprights 100 to form two parallel I-shaped unit structures, the support rods 300 are horizontally arranged perpendicular to the cross bars 200, two ends of each support rod 300 are detachably and fixedly connected with the cross bars 200, and the two parallel unit structures are connected to form a scaffold frame;

the cross bar 200 is fixedly connected with the upright 100 by adopting a threaded connection mode, and the stay bar 300 is fixedly connected with the cross bar 200 by adopting a threaded connection mode;

in order to ensure the stability of the unit structures, each unit structure is provided with a bottom rod 600 in a matching way, the bottom rods 600 are parallel to the cross rods 200 and arranged below the cross rods 200, and two ends of each bottom rod 600 are fixedly connected with the upright posts 100;

the detachable pedal 400 is arranged on the support rod 300, the hook structures 401 are arranged at two ends of the pedal 400 in the embodiment, and the hook structures 401 are matched with the support rod 300, so that the pedal 400 can form similar hooking and buckling matching to stably arrange the pedal 400 on the support rod 300 and is not easy to fall off;

the stay 300 and the step 400 described above form a supporting unit for the worker to work and pass;

the surface of the hook structure 401 is subjected to damping treatment to increase the friction force of the hook structure 401, so that the pedal 400 can be prevented from sliding along the supporting plate after being installed;

the cross section of the cross bar 200 is an elliptical rod, and the cross bar 200 is provided with a ladder 500 in a matching way;

the ladder 500 and the cross bar 200 are matched in side view as shown in fig. 2, the top of the ladder 500 is provided with an elliptic arc-shaped hook 501, the hook 501 is matched with the cross bar 200 with an elliptic section to realize the hanging of the ladder 500, meanwhile, the ladder 500 can be prevented from rotating around the cross bar 200, and the setting stability and the practical use safety of the ladder 500 are improved.

Further, in the above-mentioned case,

in order to improve the structural stability of the scaffold, the scaffold is further provided with a protection device 700, wherein the protection device 700 is arranged between the two unit structures and used for connecting the unit structures and improving the structural stability of the scaffold;

as shown in fig. 3, the device includes a central adjusting column 701, a side connecting structure 702 fixedly sleeved on the upright columns 100, and a diagonal brace 703300 connecting the central adjusting column 701 and the side connecting structure 702, wherein each upright column 100 is provided with two side connecting structures 702;

as shown in fig. 4 and 5, the side connecting structure 702 is composed of a main fastening piece 7021 and an auxiliary fastening piece 7022, both the main fastening piece 7021 and the auxiliary fastening piece 7022 are provided with fastening screw holes through which the main fastening piece 7021 and the auxiliary fastening piece 7022 are detachably and stably fixed on the upright post 100, and the main fastening piece 7021 is provided with an ear plate 7023 hinged with the diagonal brace 703300 through the ear plate 7023;

the central adjusting column 701 comprises a base 7011 and an adjusting screw rod 7012, an end 7013 at the bottom end of the adjusting screw rod 7012 is inserted into the base 7011 and clamped with the base 7011, so that the screw rod can freely rotate around the axis of the screw rod, a limit top plate 7016 is arranged at the top end of the adjusting screw rod 7012, a holding portion 7015 is arranged in the middle of the adjusting screw rod 7012, a lifting block 7014 matched with the holding portion 7015 is sleeved on the adjusting screw rod 7012 on the upper side and the lower side of the holding portion 7015 by taking the holding portion 7015 as the center, the surface thread directions of the adjusting screw rod 7012 on the upper side and the lower side of the holding portion 7015 are opposite, two ends of an inclined strut 703300 are respectively hinged with the lifting block 7014 and a side connecting structure 702, inclined struts 703300 hinged with two side connecting structures 702 arranged on the same upright column 100 are crossed, and thus the two parallel unit structures form stable connection through the crossed inclined strut 703300 and the central adjusting column 701;

after the side connecting structure 702 is arranged on the upright post 100, an operator can grasp the holding part 7015 of the adjusting screw rod 7012 to rotate the adjusting screw rod 7012, so that the lifting blocks 7014 at the upper end and the lower end of the holding part 7015 synchronously ascend or descend, and are connected with the inclined supporting rod 703300 after being adjusted to a proper position to form stable support;

the existing scaffold side supporting structure is formed by two fixed-length steel pipes in a crossed mode, and has no adjustability, the two ends of each steel pipe are directly connected with the scaffold upright post 100 in a bolt fixedly connected mode, and an intermediate structure is not arranged to further improve the side supporting stability of the scaffold, so that the practical effect is limited, the protection device 700 further has adjustability while forming stable side supporting for the scaffold, has good universality for the existing fabricated scaffold, is provided with the central adjusting post 701 to further improve the structural stability of the scaffold, and has a very excellent using effect.

In a still further aspect of the present invention,

because the scaffold has certain variability in the required height in the actual use process, the height of a supporting unit of the scaffold is often required to be adjusted, the conventional integrated scaffold can only realize heightening operation in a heightening mode, the operation is complicated, the stability is poor, the height of the scaffold cannot be reduced, and part of the improved assembled scaffold can realize height adjustment of the scaffold by replacing upright posts 100 with different lengths, but the replacement process is complicated, the scaffold with different lengths is required to be prepared according to the requirement, the whole portability is poor, the material cost is high, and the problems that the use requirement of the scaffold cannot be met and the potential safety hazard exists due to the fact that the existing telescopic pipe is weak in longitudinal bearing and stress capacity are adopted, the structure of the upright posts 100 is further improved;

the improved upright post 100 is shown in fig. 5, and comprises a main rod 101, an auxiliary rod 102 and a fastening connector 103, wherein the main rod 101 and the auxiliary rod 102 are both provided with mounting holes 104, and are fixedly connected with a cross rod 200 by matching with nuts 105; the one end extension of mobile jib 101 is equipped with double thread pole 1011, is equipped with the opposite positive screw thread of screw direction and counter-rotation screw thread on the double thread pole 1011 simultaneously, vice pole 102 be equipped with the thread groove 1021 of double thread pole 1011 adaptation, be equipped with the screw thread of one-way positive rotation or the screw thread of counter-rotation in the thread groove 1021, mobile jib 101 and vice pole 102 realize being connected through double thread pole 1011 and thread groove 1021, fastening connector 103 cover is established on the twin-screw is dry, and be equipped with the internal thread of the one-way counter-rotation of two thread pole 1011 adaptations and the internal thread of positive rotation, the internal thread of fastening connector 103 is opposite with the screw thread of thread groove 1021, after adjusting mobile jib 101 and vice pole 102 total length to suitable position, rotating fastening connector 103 to its butt vice pole 102 tip, realize mobile jib 101 and vice pole 102's relatively fixed promptly, both connection stability is high, receive strong pressure effect at mobile jib 101 and vice pole 102 along its axial, compared with the conventional threaded telescopic rod, the telescopic upright post 100 has the advantage of higher longitudinal bearing capacity; in order to further improve the connection stability of the main rod 101 and the sub-rod 102, a fastening groove 1022 with an inverted trapezoidal cross section is further formed at the end of the threaded groove 1021 of the sub-rod 102, a truncated cone-shaped fastening protrusion 1031 is correspondingly formed at one end of the fastening connecting member facing the sub-rod 102, and the fastening protrusion 1031 and the fastening groove 1022 are eccentrically matched, as shown in fig. 6, the fastening groove 1022 is eccentrically arranged, a is not equal to b in fig. 6, so that an interference connection is generated after the fastening protrusion 1031 and the fastening groove 1022 are screwed, and the connection stability of the main rod 101 and the sub-rod 102 is further greatly improved.

Through the matching of the structures, the assembled scaffold is convenient to assemble, disassemble and adjust, the support height of the scaffold can be conveniently adjusted in an adaptive manner, and meanwhile, the scaffold has good structural stability and excellent longitudinal bearing capacity and has extremely high use value.

Claims

1. A fabricated scaffold, comprising:

2. Fabricated scaffold according to claim 1,

the central adjusting column comprises a base and an adjusting screw rod;

the lifting block is hinged with the inclined supporting rod.

3. Fabricated scaffold according to claim 1,

the protection device further comprises a side connecting structure;

4. Fabricated scaffold according to claim 1,

5. Fabricated scaffold according to claim 4,

6. Fabricated scaffold according to claim 4,

7. A fabricated scaffold according to claim 6,

the fastening protrusion and the fastening groove are eccentrically matched.