CN220203349U - Fixed scaffold assembly that encorbelments - Google Patents

Abstract

The utility model relates to the technical field of scaffolds, in particular to an overhanging scaffold structure capable of improving stability, and particularly relates to a fixed overhanging scaffold assembly. The upper rigid cantilever mechanism can be limited and fixed through the plurality of top locking mechanisms, so that the stable anti-tilting arrangement of each upper cantilever square steel beam can be realized by utilizing the top locking mechanisms after the scaffold is subjected to downward bearing force, and the stability of the whole structure is effectively ensured.

Description

Fixed scaffold assembly that encorbelments

Technical Field

The utility model relates to the technical field of scaffolds, in particular to an overhanging scaffold structure capable of improving stability, and especially relates to a fixed overhanging scaffold assembly.

Background

The overhanging scaffold is used for unloading a frame body structure on a rigid cantilever beam attached to a building structure, and is suitable for the operation and the safety protection requirements of a main body or a decoration project in reinforced concrete structures, steel structures high-rise or super high-rise building construction.

The stability of the connection relation between the cantilever scaffold and the rigid cantilever beam and the building is important to the safety and stability of the whole cantilever scaffold.

There are also various types of overhanging scaffold structures in the prior art, for example, an overhanging scaffold support system is disclosed in the patent document with patent publication number CN101736893B, which is actually also an overhanging scaffold structure, mainly comprising a floor slab and an outer wall of a building, and is characterized in that: the scaffold also comprises a plurality of cantilever beams penetrating through the outer wall body, wherein each cantilever beam is divided into a cantilever part extending out of the outer wall body and a fixed part fixed on the floor slab, the scaffold is arranged on the cantilever part, and the length of the fixed part is at least 1.5 times that of the cantilever part; corresponding to each cantilever beam, at least two embedded bar fixing clamps are arranged on the floor slab, the fixing parts of the cantilever beams are fixed on the floor slab through the fixing clamps … …, the fixed iron angle consists of a horizontal steel plate fully welded on the cantilever beams and vertical steel bars connected with the horizontal steel plate, the specification of the horizontal steel plate is 100 multiplied by 10mm, and the vertical steel bars are made of steel bars with phi 25 mm; the distance between the fixed iron angles on the adjacent cantilever beams is 1.3-1.6 m, and the distance between the fixed iron angles on the same cantilever beam is 1.0-1.2 m; the end of the cantilever part of the cantilever beam is provided with a hanging steel wire rope, the bottom of the end of the cantilever part is provided with a pull ring, one end of the hanging steel wire rope is connected with the pull ring at the end of the cantilever beam, the other end of the hanging steel wire rope is connected to the outer wall body, and the two ends of the steel wire rope are tightly regulated through a basket bolt; the included angle between the hanging steel wire rope and the cantilever beam is 60 degrees.

It can be seen from the above prior art patents that the bottom of the scaffold body is clamped on the floor slab mainly by means of the reinforcing bar fixing clamp when in use, but the structure makes the top of the scaffold lack necessary support and fixing, so that the structural stability of the whole scaffold is poor.

Therefore, the utility model researches and improves the stability problem of the existing overhanging scaffold structure when in use, and therefore provides a fixed overhanging scaffold assembly which is used for better solving the problems in the prior art.

Disclosure of Invention

The utility model aims to solve one of the technical problems, and adopts the following technical scheme: the utility model provides a fixed scaffold assembly that encorbelments, includes the upper portion rigid cantilever mechanism that a plurality of was set up along scaffold body width direction level, each upper portion rigid cantilever mechanism's inner all is fixed at the building top through top locking mechanical system, each upper portion rigid cantilever mechanism's outer end all fixed connection is in scaffold body, is in scaffold body's lower part inboard along its width direction fixedly connected with a plurality of lower part even wall mechanism, each lower part even wall mechanism's inner all fixed connection is in on the building lower part wall lateral wall.

In any of the above schemes, preferably, the upper rigid cantilever mechanism comprises an upper cantilever square steel beam horizontally arranged, the inner end of the upper cantilever square steel beam extends to the top of the building, the upper cantilever square steel beam at the top of the building is limited and fixed through a top locking mechanism, the inner end of the upper cantilever square steel beam is connected with a drawknot steel wire rope, and the end part of the drawknot steel wire rope is bound and fixed on a beam body or a column body at the top of the building.

In any of the above schemes, preferably, the top locking mechanism includes a plurality of upper fixing holders, each of the upper fixing holders is fixed on the top of the building by an expansion bolt, and the inner ends of the upper overhanging square steel beams sequentially fit through upper limit square through holes of each of the upper fixing holders.

In any of the above solutions, preferably, an upper hand-screwed locking screw is screwed into a threaded hole in the top of the middle section of each upper fixing clip seat, and the lower end of each upper hand-screwed locking screw abuts against the top of the upper overhanging square steel beam at the corresponding position.

In any of the above schemes, preferably, the lower wall connecting mechanism includes a lower supporting square pipe beam horizontally arranged and having an outer end fixedly connected with the scaffold main body, an inner end of the lower supporting square pipe beam is positioned and abutted on a building wall, a welding square pipe sleeve is sleeved on an outer side wall of the lower supporting square pipe beam, a fixed gear seat is welded on the lower supporting square pipe beam outside the welding square pipe sleeve, a passive gear seat is welded and fixed on an outer side wall of a rear portion of the welding square pipe sleeve, a horizontal elastic abutting piece is sleeved on an outer side wall of the lower supporting square pipe beam between the passive gear seat and the fixed gear seat, an upper diagonal bracing abutting mechanism is fixedly mounted on a top of the welding square pipe sleeve, and an upper end of the upper diagonal bracing abutting mechanism abuts on the building wall.

In any of the above solutions, preferably, the horizontal elastic abutting piece includes a horizontal abutting spring sleeved on an outer side wall of the lower supporting square tubular beam, one end of the horizontal abutting spring abuts on the fixed gear seat, and the other end abuts on the passive gear seat.

In any of the above schemes, preferably, the upper diagonal bracing pushing mechanism comprises an upper diagonal bracing square pipe fixedly welded at the top of the welding square pipe sleeve, the inner end of the upper diagonal bracing square pipe is obliquely arranged upwards, an upper diagonal bracing square column is inserted in the square pipe cavity of the upper diagonal bracing square pipe in a matched manner, a wall body positioning pushing seat which is vertically arranged is fixedly welded at the end part of the upper diagonal bracing square column, the inner end surface of the wall body positioning pushing seat is abutted against a building wall body, an diagonal pushing spring is installed in the square pipe cavity of the upper diagonal bracing square pipe in a matched manner, and two ends of the diagonal pushing spring are respectively fixed on the upper diagonal bracing square column and the tail end of the square pipe cavity.

In any of the above schemes, preferably, the included angle between the upper diagonal square column and the wall surface of the building is 30-60 degrees.

Compared with the prior art, the utility model has the following beneficial effects:

1. the overhanging scaffold structure can realize safe fixation and stable connection of a building and a scaffold by utilizing a plurality of upper rigid overhanging mechanisms and lower wall connecting mechanisms after installation, and ensures the stability of the scaffold of the overhanging structure.

2. The upper rigid cantilever mechanism arranged at the position can ensure that the stability and the anti-tilting arrangement of each upper cantilever square steel beam can be realized by utilizing the top locking mechanism after the scaffold receives downward bearing force through the limiting fixation of the plurality of top locking mechanisms, and the stability of the whole structure is effectively ensured.

3. The lower part of the middle part of the scaffold main body can realize the pressing of the building wall body at the lower part of the scaffold main body, thereby ensuring the stability of the scaffold main body and effectively realizing the stability of the whole structure by being matched with the positioning and limiting state of the upper part.

4. The upper cantilever square steel beams can assist in achieving stable drawknot with a building by means of corresponding steel wire ropes, and the stability of limiting of the upper cantilever Fang Gangliang in the front-rear direction is improved in a matched mode.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or features are generally identified by like reference numerals throughout the drawings. In the drawings, the elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of a partial internal cross-sectional structure of the present utility model.

Fig. 3 is a schematic cross-sectional view of the upper fixing clip of the present utility model.

Fig. 4 is a partial schematic structure of fig. 3.

In the figure, 1, a scaffold main body; 2. a building; 3. the upper part of the cantilever square steel beam; 4. tying the steel wire rope; 5. the upper part is fixed with a clamping seat; 6. an expansion bolt; 7. upper limit square through holes; 8. the upper hand screws the locking screw; 9. an upper diagonal bracing and pressing mechanism; 901. an upper inclined strut square tube; 902. a square tube cavity; 903. a diagonal bracing square column is arranged on the upper part; 904. positioning and pushing a seat on a wall; 905. a spring is pushed obliquely; 10. welding square pipe sleeves; 11. fixing a gear seat; 12. a passive gear seat; 13. the lower part supports the square pipe beam; 14. the spring is horizontally pressed.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model. The specific structure of the utility model is shown in fig. 1-4.

Example 1: the utility model provides a fixed scaffold assembly that encorbelments, includes the upper portion rigid cantilever mechanism that a plurality of was set up along scaffold body 1 width direction level, each upper portion rigid cantilever mechanism's inner all is fixed at building 2 top through top locking mechanical system, each upper portion rigid cantilever mechanism's outer end all fixed connection is on scaffold body 1, is in scaffold body 1's lower part inboard along its width direction fixedly connected with a plurality of lower part even wall mechanism, each lower part even wall mechanism's inner all fixed connection is in on building 2 lower part wall lateral wall. The fixed overhanging scaffold assembly designed in the utility model realizes the stable connection of the whole scaffold main body 1 structure and the building 2 by the upper rigid overhanging mechanism and the lower wall connecting mechanism, and can realize the wind load resistance and vibration load resistance of the scaffold main body 1 after connection.

In any of the above schemes, preferably, the upper rigid overhanging mechanism comprises an upper overhanging square steel beam 3 horizontally arranged, the inner end of the upper overhanging square steel beam 3 extends to the top of the building 2, the upper overhanging square steel beam 3 at the top of the building 2 is limited and fixed by a top locking mechanism, the inner end of the upper overhanging square steel beam 3 is connected with a drawknot steel wire rope 4, and the end part of the drawknot steel wire rope 4 is bound and fixed on a beam body or a column body at the top of the building 2. When the upper cantilever square steel beam 3 in the corresponding upper rigid cantilever mechanism enters the top of the corresponding building 2, the current top locking mechanism can be limited and fixed by inserting the upper cantilever square steel beam 3 into the corresponding top locking mechanism, and meanwhile, the inner end of the upper cantilever square steel beam 3 can be fixedly tied by means of the tying steel wire rope 4 at the inner end, so that the aim of controlling the inner end of the upper cantilever square steel beam 3 to be stably tied is finally achieved.

In any of the above schemes, preferably, the top locking mechanism includes a plurality of upper fixing holders 5, each upper fixing holder 5 is fixed on the top of the building 2 by an expansion bolt 6, and the inner end of the upper cantilever square steel beam 3 sequentially passes through an upper limit square through hole 7 of each upper fixing holder 5 in a matching manner. The top locking mechanism realizes limit constraint on the upper part and the outer side of the current upper cantilever square steel beam 3 by virtue of a plurality of upper fixing clamping seats 5, and meanwhile, as the upper fixing clamping seats 5 are fixed on the top of the building 2 through expansion bolts 6, the firmness of the whole upper fixing clamping seat 5 can be ensured, and the purpose of controlling the upper cantilever square steel beam 3 to prevent warping can be achieved after the upper cantilever square steel beam 3 is limited by the plurality of upper fixing clamping seats 5; meanwhile, the mode that the upper limiting square through hole 7 is matched with the upper overhanging square steel beam 3 can achieve square hole matching square pipes, and the purpose that the upper overhanging square steel beam 3 is controlled to prevent rotation is achieved.

In any of the above solutions, preferably, the lower wall connecting mechanism includes a lower support Fang Guanliang horizontally disposed and having an outer end fixedly connected to the scaffold main body 1, an inner end of the lower support square pipe beam 13 is positioned and abutted on a wall of the building 2, a welding square pipe sleeve 10 is sleeved on an outer side wall of the lower support square pipe beam 13, a fixed gear seat 11 is welded on the lower support square pipe beam 13 outside the welding square pipe sleeve 10, a passive gear seat 12 is welded and fixed on an outer side wall of a rear portion of the welding square pipe sleeve 10, a horizontal elastic abutting member is sleeved on an outer side wall of the lower support square pipe beam 13 between the passive gear seat 12 and the fixed gear seat 11, an upper diagonal bracing pressing mechanism 9 is fixedly mounted on a top of the welding square pipe sleeve 10, and an upper end of the upper diagonal bracing pressing mechanism 9 abuts on the wall of the building 2. The main function of the lower wall connecting mechanism is to cooperate with the whole scaffold main body 1 to enable the inner end of the scaffold main body to be directly abutted and fixed on the corresponding wall of the building 2, thereby achieving the purpose of ensuring the stability of the lower part of the whole scaffold main body 1. When propping, the lower supporting square pipe beam 13 is utilized to realize horizontal propping and pressing, then the horizontal elastic propping and pressing piece is controlled to realize driving the whole passive gear seat 12 and the welding square pipe sleeve 10 to shift, and finally the aim of driving the upper diagonal bracing and pressing mechanism 9 fixed on the welding square pipe sleeve 10 to continuously prop and press the wall of the building 2 is achieved, so that the aim of effectively ensuring the propping and pressing effect of the upper diagonal bracing and pressing mechanism 9 and the wall of the building 2 is achieved.

In any of the above schemes, preferably, the upper diagonal bracing pressing mechanism 9 includes an upper diagonal bracing square tube 901 fixedly welded at the top of the welded square tube sleeve 10, an inner end of the upper diagonal bracing square tube 901 is obliquely arranged upwards, an upper diagonal bracing square column 903 is inserted in a square tube cavity 902 of the upper diagonal bracing square tube 901 in a matched manner, a wall body positioning pressing seat 904 which is vertically arranged is fixedly welded at an end of the upper diagonal bracing square column 903, an inner end surface of the wall body positioning pressing seat 904 is abutted against a building wall body, a diagonal bracing spring 905 is installed in a square tube cavity 902 of the upper diagonal bracing square tube 901 in a matched manner, and two ends of the diagonal bracing spring 905 are respectively fixed on the upper diagonal bracing square column 903 and at the tail end of the square tube cavity 902. The upper diagonal bracing pressing mechanism 9 realizes the outward upward abutting of the upper diagonal bracing square column 903 in the square pipe cavity 902 of the upper diagonal bracing square pipe 901 by utilizing the elastic pushing action of the diagonal pushing spring 905 when in operation, and finally drives the wall body positioning pushing seat 904 fixedly connected with the end part of the upper diagonal bracing square column 903 to tightly press the wall surface of the building 2, thereby finally achieving the purpose of controlling the whole wall body positioning pushing seat 904 to tightly press and fix the wall body.

Example 2: the utility model provides a fixed scaffold assembly that encorbelments, includes the upper portion rigid cantilever mechanism that a plurality of was set up along scaffold body 1 width direction level, each upper portion rigid cantilever mechanism's inner all is fixed at building 2 top through top locking mechanical system, each upper portion rigid cantilever mechanism's outer end all fixed connection is on scaffold body 1, is in scaffold body 1's lower part inboard along its width direction fixedly connected with a plurality of lower part even wall mechanism, each lower part even wall mechanism's inner all fixed connection is in on building 2 lower part wall lateral wall.

In any of the above schemes, preferably, the upper rigid overhanging mechanism comprises an upper overhanging square steel beam 3 horizontally arranged, the inner end of the upper overhanging square steel beam 3 extends to the top of the building 2, the upper overhanging square steel beam 3 at the top of the building 2 is limited and fixed by a top locking mechanism, the inner end of the upper overhanging square steel beam 3 is connected with a drawknot steel wire rope 4, and the end part of the drawknot steel wire rope 4 is bound and fixed on a beam body or a column body at the top of the building 2.

When the upper cantilever square steel beam 3 in the corresponding upper rigid cantilever mechanism enters the top of the corresponding building 2, the current top locking mechanism can be limited and fixed by inserting the upper cantilever square steel beam 3 into the corresponding top locking mechanism, and meanwhile, the inner end of the upper cantilever square steel beam 3 can be fixedly tied by means of the tying steel wire rope 4 at the inner end, so that the aim of controlling the inner end of the upper cantilever square steel beam 3 to be stably tied is finally achieved.

In any of the above schemes, preferably, the top locking mechanism includes a plurality of upper fixing holders 5, each upper fixing holder 5 is fixed on the top of the building 2 by an expansion bolt 6, and the inner end of the upper cantilever square steel beam 3 sequentially passes through an upper limit square through hole 7 of each upper fixing holder 5 in a matching manner.

The top locking mechanism realizes limit constraint on the upper part and the outer side of the current upper cantilever square steel beam 3 by virtue of a plurality of upper fixing clamping seats 5, and meanwhile, as the upper fixing clamping seats 5 are fixed on the top of the building 2 through expansion bolts 6, the firmness of the whole upper fixing clamping seat 5 can be ensured, and the purpose of controlling the upper cantilever square steel beam 3 to prevent warping can be achieved after the upper cantilever square steel beam 3 is limited by the plurality of upper fixing clamping seats 5; meanwhile, the mode that the upper limiting square through hole 7 is matched with the upper overhanging square steel beam 3 can achieve square hole matching square pipes, and the purpose that the upper overhanging square steel beam 3 is controlled to prevent rotation is achieved.

In any of the above solutions, it is preferable that an upper hand-screwed locking screw 8 is screwed into a threaded hole in the top of the middle section of each upper fixing clip seat 5, and the lower end of each upper hand-screwed locking screw 8 abuts against the top of the upper overhanging square steel beam 3 at the corresponding position.

The screwing and abutting of the upper hand-screwed locking screws 8 which can be rapidly detached are utilized to tightly abut against the tops of the corresponding upper overhanging square steel beams 3, so that the abutting and positioning of the upper overhanging square steel beams 3 can be effectively controlled, and the purpose of effectively controlling the stable positioning of the top structure of the whole upper overhanging square steel beams 3 is achieved.

In any of the above solutions, preferably, the lower wall connecting mechanism includes a lower support Fang Guanliang horizontally disposed and having an outer end fixedly connected to the scaffold main body 1, an inner end of the lower support square pipe beam 13 is positioned and abutted on a wall of the building 2, a welding square pipe sleeve 10 is sleeved on an outer side wall of the lower support square pipe beam 13, a fixed gear seat 11 is welded on the lower support square pipe beam 13 outside the welding square pipe sleeve 10, a passive gear seat 12 is welded and fixed on an outer side wall of a rear portion of the welding square pipe sleeve 10, a horizontal elastic abutting member is sleeved on an outer side wall of the lower support square pipe beam 13 between the passive gear seat 12 and the fixed gear seat 11, an upper diagonal bracing pressing mechanism 9 is fixedly mounted on a top of the welding square pipe sleeve 10, and an upper end of the upper diagonal bracing pressing mechanism 9 abuts on the wall of the building 2.

The main function of the lower wall connecting mechanism is to cooperate with the whole scaffold main body 1 to enable the inner end of the scaffold main body to be directly abutted and fixed on the corresponding wall of the building 2, thereby achieving the purpose of ensuring the stability of the lower part of the whole scaffold main body 1.

When propping, the lower supporting square pipe beam 13 is utilized to realize horizontal propping and pressing, then the horizontal elastic propping and pressing piece is controlled to realize driving the whole passive gear seat 12 and the welding square pipe sleeve 10 to shift, and finally the aim of driving the upper diagonal bracing and pressing mechanism 9 fixed on the welding square pipe sleeve 10 to continuously prop and press the wall of the building 2 is achieved, so that the aim of effectively ensuring the propping and pressing effect of the upper diagonal bracing and pressing mechanism 9 and the wall of the building 2 is achieved.

In any of the above solutions, preferably, the horizontal elastic abutment member includes a horizontal abutment spring 14 sleeved on an outer sidewall of the lower supporting square tubular beam 13, and one end of the horizontal abutment spring 14 abuts against the fixed gear seat 11, and the other end abuts against the passive gear seat 12.

When the horizontal elastic propping piece is used, the horizontal propping spring 14 can be utilized to elastically prop the passive gear seat 12 on the inner side of the horizontal elastic propping piece, so that the whole welding square pipe sleeve 10 and the upper diagonal bracing propping mechanism 9 on the welding square pipe sleeve are driven to realize the purpose of effectively propping, and the arranged elastic propping structure can be matched with the uneven wall surface to realize effective propping according to the requirement.

In any of the above schemes, preferably, the upper diagonal bracing pressing mechanism 9 includes an upper diagonal bracing square tube 901 fixedly welded at the top of the welded square tube sleeve 10, an inner end of the upper diagonal bracing square tube 901 is obliquely arranged upwards, an upper diagonal bracing square column 903 is inserted in a square tube cavity 902 of the upper diagonal bracing square tube 901 in a matched manner, a wall body positioning pressing seat 904 which is vertically arranged is fixedly welded at an end part of the upper diagonal bracing square column 903, an inner end surface of the wall body positioning pressing seat 904 is abutted against a wall body of a building 2, a diagonal bracing spring 905 is installed in a square tube cavity 902 of the upper diagonal bracing square tube 901 in a matched manner, and two ends of the diagonal bracing spring 905 are respectively fixed on the upper diagonal bracing square column 903 and the tail end of the square tube cavity 902.

The upper diagonal bracing pressing mechanism 9 realizes the outward upward abutting of the upper diagonal bracing square column 903 in the square pipe cavity 902 of the upper diagonal bracing square pipe 901 by utilizing the elastic pushing action of the diagonal pushing spring 905 when in operation, and finally drives the wall body positioning pushing seat 904 fixedly connected with the end part of the upper diagonal bracing square column 903 to tightly press the wall surface of the building 2, thereby finally achieving the purpose of controlling the whole wall body positioning pushing seat 904 to tightly press and fix the wall body.

In any of the above embodiments, it is preferable that the angle between the upper diagonal square post 903 and the wall surface of the building 2 is 30 ° -60 °.

The proper included angle is arranged, so that the aim of controlling the pressing force to drive friction force to obtain static friction locking can be achieved when the oblique pressing is realized, and the pressing positioning effect is improved.

The fixed overhanging scaffold assembly designed in the utility model realizes the stable connection of the whole scaffold main body 1 structure and the building 2 by the upper rigid overhanging mechanism and the lower wall connecting mechanism, and can realize the wind load resistance and vibration load resistance of the scaffold main body 1 after connection.

The overhanging scaffold structure can realize safe fixing and stable connection between the building 2 and the scaffold by utilizing a plurality of upper rigid overhanging mechanisms and lower wall connecting mechanisms after being installed, and ensures the stability of the scaffold of the overhanging structure; the upper rigid cantilever mechanisms arranged in the structure can be limited and fixed through the plurality of top locking mechanisms, so that the stable anti-tilting arrangement of each upper cantilever square steel beam 3 can be realized by utilizing the top locking mechanisms after the scaffold receives downward bearing force, and the stability of the whole structure is effectively ensured; the lower part of the middle part of the scaffold main body 1 is connected with a wall mechanism at the lower part to realize the pressing of the wall of the building 2, thereby ensuring the stability of the scaffold main body 1 and effectively matching with the positioning and limiting state of the upper part to further realize the stability of the whole structure; the upper overhanging square steel beams 3 can assist in achieving stable drawknot with the building 2 by means of corresponding steel wire ropes, and the stability of limiting the upper overhanging square steel beams 3 in the front-rear direction is improved in a matched mode.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; any alternative modifications or variations to the embodiments of the present utility model will fall within the scope of the present utility model for those skilled in the art.

The present utility model is not described in detail in the present application, and is well known to those skilled in the art.

Claims (8)

1. A fixed scaffold assembly that encorbelments, its characterized in that: the scaffold comprises a plurality of upper rigid cantilever mechanisms horizontally arranged along the width direction of a scaffold main body, wherein the inner ends of the upper rigid cantilever mechanisms are fixed at the top of a building through top locking mechanisms, the outer ends of the upper rigid cantilever mechanisms are fixedly connected to the scaffold main body, a plurality of lower wall connecting mechanisms are fixedly connected to the inner side of the lower part of the scaffold main body along the width direction of the scaffold main body, and the inner ends of the lower wall connecting mechanisms are fixedly connected to the outer side wall of a lower wall of the building.

2. The fixed cantilever scaffold assembly of claim 1, wherein: the upper rigid cantilever mechanism comprises an upper cantilever square steel beam which is horizontally arranged, the inner end of the upper cantilever square steel beam extends to the top of a building, the upper cantilever square steel beam at the top of the building is limited and fixed through a top locking mechanism, the inner end of the upper cantilever square steel beam is connected with a drawknot steel wire rope, and the end part of the drawknot steel wire rope is bound and fixed on a beam body or a column body at the top of the building.

3. The fixed cantilever scaffold assembly of claim 2, wherein: the top locking mechanism comprises a plurality of upper fixing clamping seats, each upper fixing clamping seat is fixed at the top of a building through an expansion bolt, and the inner ends of the upper cantilever square steel beams sequentially pass through upper limit square through holes of each upper fixing clamping seat in a matched mode.

4. A fixed cantilever scaffold assembly according to claim 3, wherein: an upper hand-screwed locking screw is screwed in the threaded hole at the top of the middle section of each upper fixing clamping seat, and the lower end of each upper hand-screwed locking screw is abutted against the top of the upper cantilever square steel beam at the corresponding position.

5. The fixed cantilever scaffold assembly of claim 4, wherein: the lower wall connecting mechanism comprises a lower supporting square pipe beam which is horizontally arranged, the outer end of the lower supporting square pipe beam is fixedly connected with the scaffold main body, the inner end of the lower supporting square pipe beam is positioned and abutted to a building wall, a welding square pipe sleeve is sleeved on the outer side wall of the lower supporting square pipe beam, a fixed gear seat is welded on the lower supporting square pipe beam outside the welding square pipe sleeve, a passive gear seat is welded and fixed on the rear outer side wall of the welding square pipe sleeve, a horizontal elastic abutting piece is sleeved on the outer side wall of the lower supporting square pipe beam between the passive gear seat and the fixed gear seat, an upper diagonal bracing abutting mechanism is fixedly installed at the top of the welding square pipe sleeve, and the upper end of the upper diagonal bracing abutting mechanism abuts against the building wall.

6. The fixed cantilever scaffold assembly of claim 5, wherein: the horizontal elastic abutting piece comprises a horizontal abutting spring sleeved on the outer side wall of the lower supporting square pipe beam, one end of the horizontal abutting spring abuts against the fixed gear seat, and the other end of the horizontal abutting spring abuts against the passive gear seat.

7. The fixed cantilever scaffold assembly of claim 6, wherein: the upper diagonal bracing pushing mechanism comprises an upper diagonal bracing square pipe fixedly welded at the top of the welding square pipe sleeve, the inner end of the upper diagonal bracing square pipe is obliquely arranged upwards, an upper diagonal bracing square column is matched and inserted in a square pipe cavity of the upper diagonal bracing square pipe, a wall body positioning pushing seat is fixedly welded at the end part of the upper diagonal bracing square column, the inner end face of the wall body positioning pushing seat is abutted against a building wall body, a diagonal pushing spring is matched and installed in the square pipe cavity of the upper diagonal bracing square pipe, and two ends of the diagonal pushing spring are respectively fixed on the upper diagonal bracing square column and the tail end of the square pipe cavity.

8. The fixed cantilever scaffold assembly of claim 7, wherein: the included angle between the upper inclined strut square column and the wall surface of the building is 30-60 degrees.