CN210263832U

CN210263832U - Movable cantilever platform

Info

Publication number: CN210263832U
Application number: CN201921081944.0U
Authority: CN
Inventors: 李君�
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-07
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a movable overhanging platform, which comprises an upright frame and an overhanging work frame arranged on the upright frame, wherein the overhanging work frame is fixedly connected with the upright frame and extends out of the upright frame and a building upright frame, the upright frame comprises four upright posts and a plurality of connecting rods, the overhanging work frame comprises two cross beams and a plurality of longitudinal beams uniformly distributed between the two cross beams, the two cross beams are positioned on the same plane and arranged in parallel, and the front section part of the cross beam horizontally and forwards extending out of the upright frame is a work platform; the longitudinal beams are parallel to each other, and two ends of the longitudinal beams are welded on the two cross beams respectively; the upper ends of two rear upright posts are welded with vertical hollow screws, the screws are provided with internal threads, ejector rods are sleeved on the screws, external threads are machined on the outer walls of the ejector rods, and the ejector rods are in threaded fit with the internal thread holes of the screws, so that the upper ends of the ejector rods stretch to abut against the bottom of the floor of the upper-rise building to fix the cantilever platform. The utility model discloses can reduce the degree of difficulty when encorbelmenting the platform installation fixed, and be convenient for install and remove and shift.

Description

Movable cantilever platform

Technical Field

The utility model relates to a construction technical field, concretely relates to portable platform of encorbelmenting.

Background

At present, along with the development of society, various special-shaped building structure appearances are more and more for the surface modeling, the region of encorbelmenting is when carrying out the construction operation, for example say that carry out curtain decoration or carry out the work of gluing after the curtain is decorated to the outer wall etc, if adopt the scaffold of encorbelmenting, it sets up the degree of difficulty height, the security is low, the flexibility is poor, unable overall movement, need set up repeatedly, demolish, waste labour and expense material are wasted time, it provides sufficient working face to satisfy the demand of different process flowing water construction to need a large amount of scaffolds, not only waste a large amount of labours, and produce high-priced scaffold lease expense, it is with.

In the prior art, a form of an overhanging platform frame is used for replacing a traditional scaffold, for example, the invention patent with the publication number of CN109763423A discloses an adjustable split type movable hanging basket for bridge maintenance and an operation method, the invention comprises two supporting cross beams, a counterweight platform, a construction operation platform, a walking device and a hanging frame, when the invention is used in actual engineering, the walking type counterweight platform with a locking function is placed at the inner side of a bridge guardrail, and is separated from the guardrail by a certain distance to enable a counterweight block to provide larger moment, the construction operation platform at the other side is overhung and placed at the outer side of the guardrail, the guardrail is used as a stress fulcrum of the two supporting cross beams, the hanging basket supporting cross beams are transversely stretched and the hanging frame is vertically stretched according to different bridge types and guardrail sizes to meet construction operation requirements, the hanging basket can be moved to a position needing maintenance by pushing the walking type counterweight platform, and the walking wheels are locked by using open bolts fixed on the wheel covers of the walking wheels, so that the guardrail and the lower flange plate can be maintained and overhauled on the operating platform. However, the counterweight platform needs to be placed on the inner side of the bridge guardrail to increase the dead weight of the movable hanging basket so as to prevent the movable hanging basket from turning over, but the counterweight platform is heavy, so that the dead weight of the movable hanging basket is naturally increased, the movable hanging basket is not convenient to move, the counterweight is increased, and the manufacturing cost is increased, so that how to find the cantilever platform capable of being quickly, conveniently and fixedly arranged is very important.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: the movable cantilever platform can reduce the difficulty in mounting and fixing the cantilever platform and is convenient to mount, dismount and transfer.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a movable overhanging platform comprises a vertical frame and an overhanging working frame arranged on the vertical frame, wherein the vertical frame is used for being placed in a building, the overhanging working frame is fixedly connected with the vertical frame, the front end of the overhanging working frame extends out of the vertical frame and the building, the vertical frame comprises four vertical columns and a plurality of connecting rods, the vertical columns are arranged in a rectangular mode in the vertical direction, the plurality of connecting rods are horizontally arranged between two adjacent vertical columns and located on the same plane, and two ends of each connecting rod are respectively and fixedly connected with the corresponding vertical column; the cantilever working frame comprises two cross beams and a plurality of longitudinal beams uniformly distributed between the two cross beams, the two cross beams are positioned on the same plane and arranged in parallel, the cross beams are positioned above the connecting rods, the front sections of the cross beams horizontally and forwards extending out of the vertical frame are taken as working platforms, the rear sections of the cross beams are fixedly connected with the four stand columns to realize fixation with the vertical frame, the longitudinal beams are parallel to each other, and two ends of the longitudinal beams are respectively welded on the two cross beams; the upper ends of two rear upright posts are welded with vertical hollow screws, the screws are provided with internal threads, ejector rods are sleeved on the screws, external threads are machined on the outer walls of the ejector rods, and the ejector rods are in threaded fit with the internal thread holes of the screws so that the upper ends of the ejector rods can be abutted against the bottom of the floor of an upper-layer building.

When the movable cantilever platform is used, the vertical frame is placed on the floor in a building, the cantilever platform is moved to a required construction operation position, so that the cantilever working frame extends out of a cantilever working area outside the building, then the push rod is rotated clockwise or anticlockwise to enable the push rod to rotate along the internal thread of the screw rod, the push rod moves upwards while rotating, when the upper end of the mandril moves upwards and is propped against the bottom of the floor of the upper building, the cantilever platform is integrally fixed on the floor of the building, because the top rod completely butts against the floor, the overhanging platform can not tip, thus the worker stands on the overhanging working frame, the worker ties the safety belt at a fixed structure part in the building, then, workers can carry out construction operation on the vertical face of the building outside the cantilever, and the construction operation can be the processes of installing an outer wall decorative plate or fixing the decorative plate, gluing and the like; this platform of encorbelmenting utilizes ejector pin top to hold the floor lower part, and traditional fixed mode generally is the tether steel cable, gives the support body counter weight or adopts the inflation screw fixed, compares in traditional platform fixed mode of encorbelmenting, the utility model discloses adapt to various construction environment, can be multipoint many ground for encorbelmenting the outer wall of board and decorate or coating engineering provides sufficient working face, traditional console mode scaffold frame relatively, the built-up frame is nimble more convenient, has not only provided sufficient working face, has guaranteed the time limit for a project, has also saved a large amount of personnel expenses and scaffold frame rental expense simultaneously, greatly reduced construction cost.

And optimally, a transverse holding rod for a worker to rotate the ejector rod is welded on the outer wall of the ejector rod.

Preferably, the upper end of the ejector rod is fixedly connected with a horizontal jacking, the middle position of the jacking is fixed with the upper end of the ejector rod, the jacking is further provided with an elastic buffer part, and the ejector rod is abutted against the bottom of the floor of the upper-rise building through the elastic buffer part.

Therefore, the top support and the elastic buffer part are arranged at the upper end of the ejector rod, the top support is arranged to increase the section area of the upper end of the ejector rod and is more beneficial to being in contact with the elastic buffer part, the elastic buffer part is not easy to slide, the bottom of the floor of the upper-layer building can be a decorative surface which is already decorated by an aluminum plate or a decorative cover plate and the like, the elastic buffer part is made of on-site common materials such as a wood beam or an extruded sheet and the like, and the elastic buffer part is adopted to avoid the phenomenon that the bottom of the floor is damaged and the attractiveness is influenced because the ejector rod or the top support is directly in contact with the bottom.

As optimization, the bayonet universal wheel with the locking function is installed at the bottom of each stand column, a vertical adjusting rod is arranged at the top of the bayonet universal wheel, an external thread is arranged on the outer wall of the adjusting rod, a downward opening is formed in the lower end of each stand column, an internal thread is arranged in the opening, and the adjusting rod is in threaded connection with the stand columns.

Therefore, the universal wheel with the bayonet is arranged at the bottom of the upright post, so that the cantilever platform is convenient to move, when the cantilever platform needs to be moved, the height of the ejector rod is reduced by rotating the holding rod on the ejector rod, and when the elastic buffer part does not abut against the bottom of the floor of an upper building, the position of the cantilever platform can be moved and adjusted; when the cantilever platform moves in place, the holding rod on the ejector rod is rotated reversely, the height of the ejector rod is increased, and thus when the elastic buffer part is abutted against the bottom of the floor of the upper building, the cantilever platform is fixed, and the universal wheel is locked by the bayonet, so that the cantilever platform can be used more flexibly; meanwhile, the adjusting rods arranged on the universal wheels are used for being suitable for the overhanging parapets or steel roof beams with different heights, the clearance height between the overhanging working frames on the upright posts and the ground can be adjusted by rotating the adjusting rods on the universal wheels clockwise or anticlockwise, and the height of the overhanging working frames is adjusted to be higher than that of the overhanging parapets and extends out of the room through the height change between the overhanging working frames and the ground, so that the overhanging working frames are suitable for the overhanging parapets or the steel roof beams with different heights, and the applicability of the overhanging platform is stronger; the platform that encorbelments is placed through the regulation pole on clockwise or the anticlockwise rotation universal wheel, makes the platform level of encorbelmenting place like this, and the platform of encorbelmenting is more stable.

As optimization, the working platform is provided with a protective barrier in the circumferential direction, and the height of the protective barrier is not lower than 1.5 m.

Like this, through being provided with the protection railing in crossbeam part circumference, can ensure constructor's personal safety in the course of the work, can bring the convenience in handling for constructor again, only setting up the protection railing in the crossbeam part of encorbelmenting outside the grudging post facade moreover, alleviateed the dead weight of platform self of encorbelmenting like this, correspondingly also increased the loading capacity on the platform of encorbelmenting.

Preferably, a safety net is arranged around the periphery of the guard rail.

Like this, establish the safety net at protection railing periphery, the debris high altitude that the safety net can prevent that the workman from producing when the operation from dropping, and the safety net also provides one deck safety guarantee for workman self simultaneously.

As optimization, the cantilever working frame is paved with a plurality of scaffold boards arranged along the length direction of the cross beam so as to facilitate the standing of constructors, and the scaffold boards are arranged on the longitudinal beam.

Therefore, the scaffold board is convenient for workers to walk and construct above the scaffold board, and the scaffold board is safer and is not easy to slip when the workers operate.

As optimization, a reinforcing inclined strut is arranged between the two front upright columns and the beam part of the working platform, one end of the reinforcing inclined strut is welded on the beam, and the other end of the reinforcing inclined strut is connected on the upright columns through bolts.

Like this, through set up the bracing between stand and crossbeam, strengthened the structural stability of the workstation of encorbelmenting on the grudging post, adopt bolted connection, the follow-up dismantlement of being convenient for between strengthening bracing and the stand simultaneously.

Preferably, the cross beam and the upright post are connected through bolts to be fixed with the upright frame.

Like this, through adopting bolted connection between with crossbeam and the stand, can realize encorbelmenting dismantling of platform and grudging post, after using the completion, will encorbelment the work frame and dismantle with the grudging post, dismantle the back and correspondingly alleviateed dead weight and volume, the workman of being convenient for carries, when needs use once more, will encorbelment the platform and assemble with the grudging post and can reuse.

To sum up, the beneficial effects of the utility model reside in that: the universal wheels with bayonets are arranged at the bottom of the upright post of the cantilever platform, the universal wheels can be moved conveniently, the operation efficiency is improved, and by adjusting the adjusting rods on the universal wheels, the extension or the shortening of the upright post can be realized, so that the height of the cantilever working frame is changed by adjusting the height of the upright post to adapt to various different construction environments, and the top rod is fixed by abutting against the bottom of the upper floor, and can provide sufficient working surface for outer wall decoration or coating engineering outside the cantilever plate in multiple points and multiple positions, compared with the traditional fixing mode of the cantilever platform, the fixing effect is better, the cantilever working frame and the vertical frame cannot shake, and traditional console mode scaffold frame relatively, also more nimble convenience not only provides sufficient working face, has guaranteed the time limit for a project, has also saved a large amount of personnel expenses and scaffold frame lease expenses simultaneously, greatly reduced construction cost.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

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

Reference numerals in the drawings of the specification include: the vertical frame 1, the overhanging working frame 2, the upright post 3, the connecting rod 4, the cross beam 5, the guard rail 6, the screw 7, the ejector rod 8, the holding rod 9, the adjusting rod 10, the universal wheel 11 and the reinforced inclined strut 12.

A mobile overhanging platform in this embodiment, as shown in fig. 1, includes a vertical frame 1 and an overhanging work frame 2 disposed on the vertical frame 1, the vertical frame 1 is disposed in a building, the overhanging work frame 2 is fixedly connected to the vertical frame 1, and the front end of the overhanging work frame 2 extends out of the vertical frame 1 and the building, the vertical frame 1 includes four upright posts 3 and a plurality of connecting rods 4, the upright posts 3 are arranged in a rectangular shape in the vertical direction, the plurality of connecting rods 4 are horizontally disposed between two adjacent upright posts 3 and located on the same plane, and two ends of the connecting rods 4 are respectively and fixedly connected to the upright posts 3; the cantilever working frame 2 comprises two cross beams 5 and a plurality of longitudinal beams uniformly distributed between the two cross beams 5, the two cross beams 5 are positioned on the same plane and arranged in parallel, the cross beam 5 is positioned above the connecting rod 4, the front section part of the cross beam 5 horizontally and forwards extending out of the stand 1 is a working platform, the rear section part of the cross beam 5 is fixedly connected with the four stand columns 3 so as to be fixed with the stand 1, the longitudinal beams are parallel to each other, and two ends of the longitudinal beams are respectively welded on the two cross beams 5; vertical hollow screw 7 is welded at the upper ends of two rear upright posts 3, the screw 7 is provided with internal threads, a mandril 8 is sleeved on the screw 7, external threads are processed on the outer wall of the mandril 8, and the mandril 8 is in threaded fit with the internal thread hole of the screw 7 so that the upper end of the mandril 8 can be abutted against the bottom of the floor of an upper-layer building.

When the movable cantilever platform is used, the vertical frame 1 is placed on the floor in a building, the cantilever platform is moved to a required construction operation position, so that the cantilever working frame 2 extends out of a cantilever working area outside the building, then the mandril 8 is rotated clockwise or anticlockwise to enable the mandril 8 to rotate along the internal thread of the screw 7, the mandril 8 moves upwards while rotating, when the upper end of the mandril 8 moves upwards and is abutted against the bottom of the floor of the upper-rise building, the cantilever platform is integrally fixed on the floor of the building, because the top rod 8 completely butts against the floor, the overhanging platform can not tip, thus the worker stands on the overhanging working frame 2, the worker ties the safety belt at a fixed structure part in the building, then, workers can carry out construction operation on the vertical face of the building outside the cantilever, and the construction operation can be the processes of installing an outer wall decorative plate or fixing the decorative plate, gluing and the like; this platform of encorbelmenting utilizes 8 tops of ejector pin to hold the floor lower part, and traditional fixed mode generally is the tether steel cable, gives the support body counter weight or adopts the inflation screw fixed, compares in traditional fixed mode of the platform of encorbelmenting, the utility model discloses adapt to various construction environment, can be multipoint many places for the outer wall decoration of the board of encorbelmenting or coating engineering provide sufficient working face, traditional console mode scaffold frame relatively, the built-up frame is nimble more convenient, has not only provided sufficient working face, has guaranteed the time limit for a project, has also saved a large amount of personnel charges and scaffold frame rental expense simultaneously, greatly reduced construction cost.

In a specific embodiment, a transverse holding rod 9 for a worker to rotate the mandril 8 is welded on the outer wall of the mandril 8.

In a specific embodiment, the upper end of the ejector rod 8 is further fixedly connected with a horizontal jacking, the middle position of the jacking is fixed with the upper end of the ejector rod 8, the jacking is further provided with an elastic buffer, and the ejector rod 8 is abutted against the bottom of the floor of the upper-rise building through the elastic buffer.

Thus, the top support and the elastic buffer part are arranged at the upper end of the ejector rod 8, the top support is arranged to enlarge the cross-sectional area of the upper end of the ejector rod 8 and is more beneficial to being in contact with the elastic buffer part, so that the elastic buffer part is not easy to slide off, the bottom of the floor of the upper building can be a decorated decorative surface such as an aluminum plate or a decorative cover plate, the elastic buffer part is made of on-site common materials such as a batten or an extruded plate, and the elastic buffer part is adopted to avoid the phenomenon that the bottom of the floor is damaged and the attractiveness is influenced because the ejector rod 8 or the top support is directly in contact with the bottom of the floor of the upper.

In the specific implementation mode, bayonet socket universal wheel 11 of dead function of area lock is installed to every stand 3 bottoms, bayonet socket universal wheel 11 top is equipped with vertical regulation pole 10, and the outer wall of adjusting pole 10 has the external screw thread, and 3 lower extremes of stand have decurrent trompil, be equipped with the internal thread in the trompil, adjust pole 10 threaded connection on stand 3.

Thus, the universal wheel 11 of the bayonet is arranged at the bottom of the upright post 3, so that the cantilever platform is convenient to move, when the cantilever platform needs to be moved, the height of the ejector rod 8 is reduced by rotating the holding rod 9 on the ejector rod 8, and when the elastic buffer part does not collide with the bottom of the floor of an upper building, the position of the cantilever platform can be moved and adjusted; when the cantilever platform moves in place, the holding rod 9 on the ejector rod 8 is rotated reversely, the height of the ejector rod 8 is raised, so that when the elastic buffer part is abutted against the bottom of the floor of the upper building, the cantilever platform is fixed, and the universal wheel 11 is locked by the bayonet, so that the cantilever platform can be used more flexibly; meanwhile, the adjusting rods 10 arranged on the universal wheels 11 are used for being suitable for the overhanging parapets or steel roof beams with different heights, the clearance height between the overhanging working frames 2 on the upright posts 3 and the ground can be adjusted by rotating the adjusting rods 10 on the universal wheels 11 clockwise or anticlockwise, and the height of the overhanging working frames 2 is adjusted to be higher than that of the overhanging parapets and extends out of the room through the height change between the overhanging working frames 2 and the ground, so that the overhanging parapets or steel roof beams with different heights are suitable for being used, and the applicability of the overhanging platform is stronger; the platform that encorbelments is placed through the regulation pole 10 on the clockwise or anticlockwise rotation universal wheel 11, makes the platform level of encorbelmenting place like this, and the platform of encorbelmenting is more stable.

In a specific embodiment, the cross beam 5 of the working platform is partially and circumferentially provided with a guard rail 6, and the height of the guard rail 6 is not lower than 1.5 m.

Like this, through being provided with guard rail 6 at 5 partial circumferences of crossbeam, can ensure constructor's personal safety in the course of the work, can bring the convenience in handling for constructor again, only set up guard rail 6 in the 5 parts of crossbeam that encorbelment outside the grudging post facade in addition, alleviateed the dead weight of encorbelment platform self like this, correspondingly also increased encorbelment platform and uploaded weight.

In a specific embodiment, a safety net is arranged around the periphery of the guard rail 6.

Like this, establish the safety net at protection railing 6 periphery, the debris high altitude that the safety net can prevent that the workman from producing when the operation from dropping, and the safety net also provides one deck safety guarantee for workman self simultaneously.

In a specific embodiment, a plurality of scaffold boards arranged along the length direction of the cross beam 5 are laid on the overhanging working frame 2 so as to facilitate the standing of constructors, and the scaffold boards are arranged on the longitudinal beams.

In the specific embodiment, a reinforcing inclined strut 12 is arranged between the two front upright posts 3 and the cross beam 5 part of the working platform, one end of the reinforcing inclined strut 12 is welded on the cross beam 5, and the other end of the reinforcing inclined strut is bolted on the upright posts 3.

Like this, through set up the bracing between stand 3 and crossbeam 5, strengthened the structural stability of the work frame 2 of encorbelmenting on the grudging post, adopt bolted connection, the follow-up dismantlement of being convenient for between strengthening bracing 12 and stand 3 simultaneously.

In the specific implementation mode, the upright posts, the cross beams and the longitudinal beams are all made of square steel pipes with the cross-sectional dimension of 50mm multiplied by 50 mm.

In a specific implementation process, the cross beam 5 and the upright 3 are connected by bolts to realize fixation with a vertical frame.

Like this, through adopting bolted connection between with crossbeam 5 and stand 3, can realize encorbelmenting dismantling of platform and grudging post, after using the completion, will encorbelment work frame 2 and grudging post 1 and dismantle, corresponding dead weight and the volume of having lightened after dismantling, the workman of being convenient for carries, when needs use once more, will encorbelment platform and grudging post 1 and assemble and can reuse.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a portable platform of encorbelmenting, includes the grudging post and establishes the work frame of encorbelmenting on the grudging post, and the grudging post is used for placing in the building, and the work frame of encorbelmenting just extends to the grudging post and building facade with grudging post fixed connection's front end, its characterized in that: the upright frame comprises four upright columns and a plurality of connecting rods, the upright columns are arranged in a rectangular shape in the vertical direction, the connecting rods are horizontally arranged between two adjacent upright columns and positioned on the same plane, and two ends of each connecting rod are fixedly connected with the upright columns respectively; the cantilever working frame comprises two cross beams and a plurality of longitudinal beams uniformly distributed between the two cross beams, the two cross beams are positioned on the same plane and arranged in parallel, the cross beams are positioned above the connecting rods, the front sections of the cross beams horizontally and forwards extending out of the vertical frame are taken as working platforms, the rear sections of the cross beams are fixedly connected with the four stand columns to realize fixation with the vertical frame, the longitudinal beams are parallel to each other, and two ends of the longitudinal beams are respectively welded on the two cross beams; the upper ends of two rear upright posts are welded with vertical hollow screws, the screws are provided with internal threads, ejector rods are sleeved on the screws, external threads are machined on the outer walls of the ejector rods, and the ejector rods are in threaded fit with the internal thread holes of the screws so that the upper ends of the ejector rods can be abutted against the bottom of the floor of an upper-layer building.

2. The mobile cantilever platform of claim 1, wherein: and a transverse holding rod for a worker to rotate the ejector rod is welded on the outer wall of the ejector rod.

3. The mobile cantilever platform of claim 2, wherein: the upper end of the ejector rod is fixedly connected with a horizontal jacking, the middle position of the jacking is fixed with the upper end of the ejector rod, an elastic buffer part is further arranged on the jacking, and the ejector rod is abutted against the bottom of the floor of the upper building through the elastic buffer part.

4. The mobile cantilever platform of claim 1, wherein: the bayonet socket universal wheel of dead function of area lock is installed to every stand bottom, bayonet socket universal wheel top is equipped with vertical regulation pole, and the outer wall of adjusting the pole has the external screw thread, and the stand lower extreme has decurrent trompil, be equipped with the internal thread in the trompil, adjust pole threaded connection on the stand.

5. The mobile cantilever platform of claim 1, wherein: the working platform is provided with a protective barrier in the circumferential direction, and the height of the protective barrier is not less than 1.5 m.

6. The mobile cantilever platform of claim 5, wherein: and a safety net is arranged around the periphery of the protective railing.

7. The mobile cantilever platform of claim 5, wherein: the upper layer of the overhanging working frame is provided with a plurality of scaffold boards which are arranged along the length direction of the cross beam so as to facilitate the stand of constructors, and the scaffold boards are arranged on the longitudinal beam.

8. The mobile cantilever platform of claim 1, wherein: a reinforcing inclined strut is arranged between the two front stand columns and the beam part of the working platform, one end of the reinforcing inclined strut is welded on the beam on the working platform, and the other end of the reinforcing inclined strut is connected on the stand columns through bolts.

9. The mobile cantilever platform of claim 1, wherein: the cross beam and the upright post are connected through bolts to be fixed with the vertical frame.