CN116876806A - Assembled building lifting protective frame system and operation method thereof - Google Patents

Abstract

The application relates to the technical field of building facilities and discloses an assembled building lifting protection frame system, which comprises a main frame body, wherein a top protection frame is fixedly connected to the top of the main frame body, a plurality of layers of pavement plates are arranged in the main frame body, an inner extension plate is hinged to the outer part of the bottom pavement plate, a lifting mechanism is further arranged on the outer part of the main frame body, two ends of the lifting mechanism are respectively connected with a building wall body and the main frame body, a guide rail upright rod is fixedly connected to the inner side surface of the main frame body, a supporting attachment mechanism is arranged on the inner side surface of the guide rail upright rod, and the supporting attachment mechanism is fixedly installed on the building wall body. The lower fixing plate is arranged in the range of 1.3m below the bottom pavement plate, so that the single running distance of the main frame body is ensured, the three-support working condition application is realized, the stability of the main frame body in the lifting process and the stay state is ensured, the upper hanging point is utilized to be connected with the upper fixing plate, the bottom sealing space is saved by using the positive hanging electric hoist, the operation and the construction are convenient, and the assembly type building construction requirement is conveniently met.

Description

Assembled building lifting protective frame system and operation method thereof

Technical Field

The application relates to the technical field of building facilities, in particular to an assembled building lifting protective frame system and an operation method thereof.

Background

The traditional climbing frame is generally provided with multiple layers to adapt to large-area operation of building outer walls, but the peripheral parts of the assembled building outer walls are basically constructed, and the working procedures required to be operated are smaller, so that the climbing frame on the current market cannot meet the construction requirements of an assembled building structure when being used for operation of the assembled building outer walls, the resource waste is often caused, the construction cost and the construction difficulty are increased, and the cantilever table climbing frame which can be used for the assembled building climbing frame is needed to be lifted by using a tower crane, time and labor are wasted, the construction cost is high, and the construction efficiency is low.

The outer protective frame for the fabricated building at the present stage has the following defects: 1. the frame body is limited by the mounting procedures of the assembled building, 4 working conditions for attaching the support bodies can be generated, and the time and labor are wasted and the cost is high; 2. adopting a lifting mode of installing an inverted chain device, wherein each layer of lifting needs to turn over hanging points, and falling off and blocking risks exist; 3. the bottom adopts conventional board sealing arrangement to lead to down hoisting point mounted position to influence support body individual layer height of lifting, can't once promote in place.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides an assembled building lifting protective frame system and an operation method thereof, which have the advantages of meeting the construction requirements of assembled buildings, avoiding material resource waste and saving construction cost.

In order to achieve the above purpose, the present application provides the following technical solutions:

the utility model provides an assembled building lift protection frame system, includes the body frame body, the top fixedly connected with top protection frame of body frame body, the inside of body frame body is provided with a plurality of layers of walkway boards, and the outside of bottom walkway board articulates there is interior extension board, the outside of body frame body still is provided with elevating system, and elevating system's both ends are used for being connected with building wall and body frame body respectively, and the medial surface fixedly connected with guide rail pole setting of body frame body, and the medial surface of guide rail pole setting is provided with supports attachment mechanism, supports attachment mechanism and is fixed in building wall by fixed mounting in the outside of building wall, and the body frame body is fixed in the outside of building wall through guide rail pole setting and support attachment mechanism, and elevating system is used for controlling the outside of guide rail pole setting at supporting attachment mechanism to promote.

Preferably: the main frame body is fixed by a plurality of common support rods, corner upright rods, pocket bottom rods and supporting frames through bolts and nuts, or fixed by welding, and the common support rods, the corner upright rods, the pocket bottom rods and the supporting frames form a main frame system of the main frame body and are used for walking and protecting personnel in the building process.

Preferably: the inner extension plate is arranged on the inner side of the pavement plate and is a stamping pattern steel bending piece, and the inner extension plate is connected with the inner side face of the pavement plate in a turnover mode and is used for being filled between the pavement plate and a gap of a building wall body.

Preferably: the lifting mechanism comprises an upper fixing plate and a lower fixing plate, a driving mechanism is arranged between the upper fixing plate and the lower fixing plate, the lower fixing plate is fixedly connected to the bottom area of the main frame body, the upper fixing plate is fixedly installed on a boundary beam or a concrete wall of a building structure through a wall penetrating bolt, the driving mechanism is used for controlling the upper fixing plate to move close to the lower fixing plate, and the lower fixing plate is installed at a position 1.3m below the bottom pavement plate.

Preferably: the driving mechanism comprises an upper lifting point and a lower lifting point, the upper lifting point is used for being connected with an upper fixing plate, the lower lifting point is used for being connected with a lower fixing plate, a chain and an electric hoist are arranged between the upper lifting point and the lower lifting point, the electric hoist is connected with the upper lifting point, the chain is wound between the electric hoist and the lower lifting point, the electric hoist acts on the chain, and the chain is controlled to be shortened to the distance between the lower lifting point and the upper lifting point.

Preferably: the guide rail upright posts are symmetrically arranged on two sides of the inner side face of the main frame body, the guide rail upright posts adopt double channel steel and back pipe type guide rails, and step cross bars are welded between the channel steel on two sides in a vertical array mode.

Preferably: the support attachment mechanism comprises an attachment support seat, the attachment support seat is fixedly arranged on a side beam or a concrete wall of a building structure through a wall penetrating bolt, a movable guide wheel, an anti-falling component and a supporting component are arranged on the attachment support seat, one attachment support seat is fixedly provided with symmetrical movable guide wheels, two groups of movable guide wheels are respectively and slidably connected in a chute of channel steel on two sides, and the anti-falling component and the supporting component are both movably connected with a guide rail vertical rod.

Preferably: the anti-falling assembly comprises a fixed shaft, a deflection block and a gear rod, wherein the fixed shaft is fixedly connected with an attachment support, the deflection block is rotationally connected to the outside of the fixed shaft, a reset spring is arranged between the deflection block and the attachment support, two ends of the reset spring are respectively fixedly connected with the deflection block and the attachment support, the gear rod is fixedly connected to the inside of the fixed shaft, and when the deflection block falls and deflects, the deflection block is clamped between the gear rod and the guide rail upright rod.

Preferably: the supporting component comprises a connecting shaft, a supporting rod and a supporting plug, wherein the connecting shaft is fixedly connected to the inside of an attaching support, the supporting rod is rotationally connected with the connecting shaft, the supporting plug is fixedly connected to the top of the supporting rod, limit rods are fixedly connected to the two sides of the supporting plug, a pressing spring is arranged between the supporting rod and the connecting shaft, two side end parts of the pressing spring are inserted into the inside of the connecting shaft, the middle part of the pressing spring is sleeved on the outside of the supporting rod, the pressing spring is used for pushing the supporting rod to deflect towards the direction of a guide rail vertical rod, an arc-shaped groove is formed in the top of the supporting plug, and the guide rail vertical rod is abutted to the top of the supporting plug.

The operation method of the assembly type building lifting protective frame system is realized by the assembly type building lifting protective frame system, and the operation method comprises the following steps of:

a. erecting a frame body:

installing a main frame body, and installing a supporting and attaching mechanism on a side beam or a concrete wall of a building structure;

an upper fixing plate is arranged on a side beam or a concrete wall of a building structure, a lower fixing plate is arranged on a main frame body, an upper hanging point and a lower hanging point are respectively arranged on the upper fixing plate and the lower fixing plate, and a driving mechanism is synchronously arranged;

synchronously mounting an inner extension plate at the bottom of the main frame body;

installing a synchronous control system;

debugging and checking the frame body;

b. lifting the frame:

debugging the whole equipment to finish the preparation work before lifting;

removing the bottommost supporting and attaching mechanism, starting the electric hoist, and lifting the main frame body;

when the main frame body is lifted in place, the inner extension plate is restored and put on the building;

adjusting the supporting top assembly, unloading and electric hoist to enable the main frame body to fall on the supporting top head;

construction operation of a construction layer, and after the construction operation is completed, installing and supporting the attaching mechanism;

mounting the support attachment mechanism to the mating position of the rail upright;

circulating the steps 1) to 6) until pouring is completed;

c. dismantling the frame:

dismantling the synchronous control system;

dismantling the lifting mechanism and the supporting attachment mechanism;

determining a first lifting point unit according to the dismantling scheme;

a lifting appliance is arranged at a corresponding lifting point of the lifting point unit, and is connected well through a steel wire rope;

pre-tightening the steel wire rope through a tower crane;

removing the main frame body connecting components on two sides of the lifting point unit;

the steel wire rope is completely stressed through the tower crane;

sequentially removing the wall-attached support according to the sequence of down, up and down;

lifting the lifting point unit to the ground by a tower crane for dismantling;

repeating the steps 3) to 9) until the frame body is completely removed;

and classifying and packing the main frame body, and transferring the next work area or the refund.

The application has the beneficial effects that:

1. according to the lifting protection frame system for the assembled building and the operation method thereof, the lower fixing plate is arranged in the range of 1.3m below the bottom pavement plate, the single operation distance of lifting of the main frame body is guaranteed, the three-support working condition application is realized, the lifting process and the stability of the stay state of the main frame body are guaranteed, the upper lifting point is connected with the upper fixing plate, the bottom sealing space is saved by using the positive hanging electric hoist, the operation and the construction are convenient, and the assembly building construction requirements are conveniently met.

2. According to the assembly type building lifting protective frame system and the operation method thereof, in the construction process, the supporting attachment mechanism is arranged on the lower layer of the construction layer, so that the safety adverse factors caused by insufficient concrete strength when the construction layer is arranged are avoided.

3. According to the assembled building lifting protective frame system and the operation method thereof, the inner extension plate is hinged to the outer portion of the bottom layer pavement plate, compared with a traditional climbing frame, the number of protective layers is reduced, the dead weight of the frame body is reduced, the safety of the frame body is improved, the production efficiency is improved, the construction cost is saved, and the installation efficiency is improved.

4. According to the assembly type building lifting protective frame system and the operation method thereof, the grooves of the channel steels on the two sides are arranged back to the outside, the grooves of the channel steels on the two sides are arranged as limiting sliding grooves, the two groups of movable guide wheels are respectively connected in the sliding grooves on the two sides of the guide rail vertical rod in a rolling way and move upwards in the sliding grooves, so that stable and accurate lifting of the main frame body in the lifting process is ensured, and overturning is effectively prevented.

5. According to the assembly type building lifting protective frame system and the operation method thereof, the anti-falling assembly is arranged, when falling occurs, the guide rail upright rod moves downwards relative to the supporting attachment mechanism, the ladder cross rod drives the deflection block to deflect downwards through the shifting tongue, the stop block is positioned between the ladder cross rods, meanwhile, the limiting block contacts with the bottom of the stop rod, the stop block is used for supporting the ladder cross rod of the guide rail upright rod, the guide rail upright rod is limited to move downwards relative to the supporting attachment mechanism, the possibility of falling of the support main body is prevented, and the use safety of the device is effectively ensured.

Drawings

FIG. 1 is a schematic view of a three-dimensional main body structure of a building lifting protection frame system according to the present application;

FIG. 2 is a schematic view of a lifting mechanism according to the present application;

FIG. 3 is a schematic view of a rail pole of the present application;

FIG. 4 is a schematic view of a support attachment mechanism according to the present application;

FIG. 5 is a schematic view of an attachment support of the present application;

FIG. 6 is a schematic diagram of a moving guide wheel according to the present application;

FIG. 7 is a schematic view of a roof module according to the present application;

FIG. 8 is a schematic view of a fall arrest assembly of the present application;

FIG. 9 is a schematic diagram of the connection between the lifting and protecting rack system and the wall of the building;

FIG. 10 is a schematic view of the lifting state of the lifting and protecting rack system for building according to the present application.

In the figure: 1. a main frame body; 2. a top protective frame; 3. a walkway plate; 4. an inner extension plate; 5. a lifting mechanism; 51. an upper fixing plate; 52. a lower fixing plate; 53. a driving mechanism; 531. a hanging point is arranged; 532. a lower hanging point; 533. a chain; 534. an electric hoist; 6. a guide rail upright rod; 7. supporting the attachment mechanism; 71. attaching a support; 72. moving the guide wheel; 73. an anti-falling assembly; 731. a fixed shaft; 732. a deflection block; 733. a return spring; 734. a gear lever; 74. a roof supporting assembly; 741. a connecting shaft; 742. a support rod; 743. a supporting top; 744. a limit rod; 745. pressing the spring.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the present application, the technical solutions of the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Example 1

Referring to fig. 1-9, an assembled building lifting protection frame system comprises a main frame body 1, a top fixedly connected with top protection frame 2 of main frame body 1, a plurality of layers of pavement plates 3 are arranged in the main frame body 1, an inner extension plate 4 is hinged to the outer portion of each layer of pavement plates 3, lifting mechanisms 5 are further arranged on the outer portion of the main frame body 1, two ends of each lifting mechanism 5 are respectively connected with a building wall body and the main frame body 1, guide rail upright rods 6 are fixedly connected to the inner side surfaces of the main frame body 1, supporting attachment mechanisms 7 are arranged on the inner side surfaces of the guide rail upright rods 6, the supporting attachment mechanisms 7 are fixedly installed on the building wall body, the main frame body 1 is fixed to the outer portion of the building wall body through the guide rail upright rods 6 and the supporting attachment mechanisms 7, and the lifting mechanisms 5 are used for controlling the guide rail upright rods 6 to lift out of the supporting attachment mechanisms 7.

In an alternative embodiment: the main frame body 1 is fixed by a plurality of common support rods, corner upright rods, pocket bottom rods and supporting frames through bolts and nuts, or fixed by welding, and the common support rods, the corner upright rods, the pocket bottom rods and the supporting frames form a main frame system of the main frame body 1 and are used for walking and protecting personnel in the building process.

It should be noted that, the main frame body 1 is lapped into a square frame system by means of hasp connection, bolt connection, pin connection and the like, the common support rod, the corner upright rod, the pocket bottom rod and the support frame, four layers of pavement plates 3 are erected between the interiors of the main frame body 1, the top protection frame 2 is set into an inclined plane protection net frame inclined inwards, and the top protection frame 2 is fixedly connected to the top of the topmost pavement plate 3.

In an alternative embodiment: the inner extension plate 4 is arranged on the inner side of the pavement plate 3, a stamping pattern steel bending piece is adopted, and the inner extension plate 4 is connected with the inner side face of the pavement plate 3 in a turnover mode and is used for being filled between the pavement plate 3 and a gap of a building wall body.

It should be noted that, interior extension board 4 can be categorized into pole setting extension board, guide rail extension board, ordinary extension board and the interior crossbeam and the chain of chain position usefulness turn over board subassembly for pole setting, pavement board 3, guide rail pole setting 6 and elevating system 5 of adaptation body frame 1, conveniently connect between pavement board 3 and the building structure wall body.

In an alternative embodiment: the lifting mechanism 5 comprises an upper fixing plate 51 and a lower fixing plate 52, a driving mechanism 53 is arranged between the upper fixing plate 51 and the lower fixing plate 52, the lower fixing plate 52 is fixedly connected to the bottom area of the main frame body 1, the upper fixing plate 51 is fixedly arranged on a boundary beam or a concrete wall of a building structure through a wall penetrating bolt, the driving mechanism 53 is used for controlling the upper fixing plate 51 to move close to the lower fixing plate 52, and the lower fixing plate 52 is arranged at a position of 1.3m below the bottom pavement plate 3.

It should be noted that, the lower fixing plate 52 is installed within 1.3m below the bottom pavement plate 3, so as to ensure that the main frame 1 is lifted for a single running distance, realize the application of three support working conditions, and ensure the stability of the lifting process and the stay state of the main frame 1.

In an alternative embodiment: the driving mechanism 53 comprises an upper hanging point 531 and a lower hanging point 532, the upper hanging point 531 is used for being connected with the upper fixing plate 51, the lower hanging point 532 is used for being connected with the lower fixing plate 52, a chain 533 and an electric hoist 534 are arranged between the upper hanging point 531 and the lower hanging point 532, the electric hoist 534 is connected with the upper hanging point 531, the chain 533 is wound between the electric hoist 534 and the lower hanging point 532, the electric hoist 534 acts on the chain 533, and the distance between the lower hanging point 532 and the upper hanging point 531 is shortened by controlling the chain 533.

It should be noted that, through last hoisting point 531 and last fixed plate 51 connection, use just hanging electric block 534 and save bottom seal space, convenient operation construction.

In an alternative embodiment: the guide rail upright rods 6 are symmetrically arranged on two sides of the inner side face of the main frame body 1, the guide rail upright rods 6 are double channel steel and back tube type guide rails, and step cross bars are welded between the channel steel on two sides in a vertical array mode.

It should be noted that, the fluting of both sides channel-section steel sets up outwards dorsad, and both sides channel-section steel fluting sets up to spacing spout for promote the in-process to body 1 and stabilize spacingly, guarantee that body 1 can steadily accurately promote, effectively prevent the toppling.

In an alternative embodiment: the supporting and attaching mechanism 7 comprises attaching supports 71, the attaching supports 71 are fixedly arranged on side beams or concrete walls of a building structure through wall penetrating bolts, movable guide wheels 72, anti-falling components 73 and supporting components 74 are arranged on the attaching supports 71, one attaching support 71 is fixedly provided with symmetrical movable guide wheels 72, two groups of movable guide wheels 72 are respectively and slidably connected in sliding grooves of channel steel on two sides, and the anti-falling components 73 and the supporting components 74 are movably connected with the guide rail vertical rods 6.

In the construction process, the bottom supporting and attaching mechanism 7 needs to be detached and then mounted on a side beam or a concrete wall of a building structure with the top being constructed, the main frame body 1 is supported by the supporting and attaching mechanism 7, and climbing control of the main frame body 1 is completed by continuously switching up the supporting and attaching mechanism 7.

During climbing of the main frame body 1, two groups of movable guide wheels 72 are respectively connected in the sliding grooves on two sides of the guide rail upright rod 6 in a rolling way, and move upwards in the sliding grooves.

Referring to fig. 8, in an alternative embodiment: the anti-falling assembly 73 comprises a fixed shaft 731, a deflection block 732 and a gear rod 734, the fixed shaft 731 is fixedly connected with the attachment support 71, the deflection block 732 is rotatably connected to the outside of the fixed shaft 731, a return spring 733 is arranged between the deflection block 732 and the attachment support 71, two ends of the return spring 733 are respectively fixedly connected with the deflection block 732 and the attachment support 71, the gear rod 734 is fixedly connected to the inside of the fixed shaft 731, and when the deflection block 732 falls and deflects, the deflection block 732 is clamped between the gear rod 734 and the guide rail upright 6.

It should be noted that, the deflecting block 732 includes a laterally outward pulling tongue, a gear block disposed at the top and a limiting block disposed at the bottom, when the lifting mechanism 5 controls the main frame body to climb up slowly outside the supporting and attaching mechanism 7, the guide rail upright 6 moves up relative to the supporting and attaching mechanism 7, the step cross bar of the guide rail upright 6 pulls the pulling tongue of the deflecting block 732 to deflect vertically, and meanwhile, when leaving the step cross bar, the deflecting block 732 resets under the action of the return spring 733, when falling, the guide rail upright 6 moves down relative to the supporting and attaching mechanism 7, the step cross bar drives the deflecting block 732 to deflect down through the pulling tongue, at this time, the gear block is located between the step cross bars, and at the same time, the limiting block contacts the bottom of the gear rod 734, then the step cross bar of the guide rail upright 6 is supported by the gear block, and the guide rail upright 6 moves down relative to the supporting and attaching mechanism 7 is limited, thereby achieving the possibility of preventing the falling of the support main body 1, and effectively ensuring the safety of the device.

Referring to fig. 7, in an alternative embodiment: the prop up subassembly 74 includes connecting axle 741, bracing piece 742 and prop up top 743, connecting axle 741 fixed connection is in the inside of attaching support 71, bracing piece 742 and connecting axle 741 rotate and connect, prop up top 743 fixed connection is at the top of bracing piece 742, prop up both sides fixedly connected with gag lever post 744 of top 743, be provided with between bracing piece 742 and the connecting axle 741 and prop up the pressure spring 745, prop up the both sides tip grafting of pressure spring 745 in connecting axle 741, prop up the middle part of pressure spring 745 and cup joint in the outside of bracing piece 742, prop up the pressure spring 745 and be used for promoting the direction deflection of bracing piece 742 to guide rail pole setting 6, the arc wall has been seted up at prop up top 743 top, guide rail pole setting 6 butt is at prop up top 743's top.

In the lifting process of the main frame body 1, the guide rail upright rod 6 moves upwards outside the supporting head 743, the supporting head 743 is lapped on the outer side of the guide rail upright rod 6 through the limiting rod 744, after the electric hoist 534 is unloaded, the stepped transverse rod of the guide rail upright rod 6 is propped against the top of the supporting head 743, and the supporting of the main frame body 1 is completed through the mutual cooperation of the supporting head 743, the supporting rod 742 and the attachment support 71.

Example two

Referring to fig. 9-10, on the basis of the first embodiment, an assembled building lifting protection frame system of the first embodiment is utilized, and an operation method of the assembled building lifting protection frame system includes the steps of:

a. erecting a frame body:

the main frame body 1 is installed, and a supporting and attaching mechanism 7 is installed on a side beam or a concrete wall of a building structure;

an upper fixing plate 51 is arranged on a side beam or a concrete wall of a building structure, a lower fixing plate 52 is arranged on a main frame body 1, an upper hanging point 531 and a lower hanging point 532 are respectively arranged on the upper fixing plate 51 and the lower fixing plate 52, and a driving mechanism 53 is synchronously arranged;

an inner extension plate 4 is synchronously arranged at the bottom of the main frame body 1;

installing a synchronous control system;

debugging and checking the frame body;

b. lifting the frame:

debugging the whole equipment to finish the preparation work before lifting;

removing the bottommost supporting and attaching mechanism 7, starting the electric hoist 534 and lifting the main frame body 1;

when the main frame body 1 is lifted in place, the inner extension plate 4 is restored and put on the building;

adjusting the supporting top assembly 74, unloading and the electric hoist 534 to enable the main frame body 1 to fall on the supporting top 743;

construction layer construction operation, after the construction operation is completed, installing and supporting the attaching mechanism 7;

mounting the support attachment mechanism 7 to the fitting position of the guide rail upright 6;

circulating the steps 1-6 until pouring is completed;

c. dismantling the frame:

dismantling the synchronous control system;

dismantling the lifting mechanism 5 and the supporting attachment mechanism 7;

determining a first lifting point unit according to the dismantling scheme;

a lifting appliance is arranged at a corresponding lifting point of the lifting point unit, and is connected well through a steel wire rope;

pre-tightening the steel wire rope through a tower crane;

removing the connection components of the main frame body 1 on two sides of the lifting point unit;

the steel wire rope is completely stressed through the tower crane;

sequentially removing the wall-attached support according to the sequence of down, up and down;

lifting the lifting point unit to the ground by a tower crane for dismantling;

repeating the steps 3-9 until the frame body is completely removed;

and classifying and packing the main frame body 1, and transferring the next work area or refund.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides an assembled building lift protection frame system, includes main frame body (1), its characterized in that: the top fixedly connected with top protection frame (2) of body frame (1), the inside of body frame (1) is provided with a plurality of layers of pavement boards (3), and the outside of bottom pavement board (3) articulates there is interior extension board (4), the outside of body frame (1) still is provided with elevating system (5), and the both ends of elevating system (5) are used for being connected with building wall and body frame (1) respectively, and the medial surface fixedly connected with guide rail pole setting (6) of body frame (1), and the medial surface of guide rail pole setting (6) is provided with supports attachment mechanism (7), supports attachment mechanism (7) by fixed mounting in building wall, and body frame (1) are fixed in the outside of building wall through guide rail pole setting (6) and support attachment mechanism (7), and elevating system (5) are used for controlling guide rail pole setting (6) at the outside promotion of support attachment mechanism (7).

2. A fabricated building lifting/lowering protective frame system as claimed in claim 1, wherein: the main frame body (1) is fixed by a plurality of common support rods, corner upright rods, pocket bottom rods and supporting frames through bolts and nuts, or is fixed by welding, and the common support rods, the corner upright rods, the pocket bottom rods and the supporting frames form a main frame system of the main frame body (1) and are used for walking and protecting personnel in the building process.

3. A fabricated building lifting/lowering protective frame system as claimed in claim 1, wherein: the inner extension plate (4) is arranged on the inner side of the pavement plate (3), a stamping pattern steel bending piece is adopted, and the inner extension plate (4) is connected with the inner side face of the pavement plate (3) in a turnover mode and is used for being filled between the pavement plate (3) and a gap of a building wall body.

4. A fabricated building lifting/lowering protective frame system as claimed in claim 1, wherein: the lifting mechanism (5) comprises an upper fixing plate (51) and a lower fixing plate (52), a driving mechanism (53) is arranged between the upper fixing plate (51) and the lower fixing plate (52), the lower fixing plate (52) is fixedly connected to the bottom area of the main frame body (1), the upper fixing plate (51) is fixedly arranged on a boundary beam or a concrete wall of a building structure through a wall penetrating bolt, the driving mechanism (53) is used for controlling the upper fixing plate (51) to move close to the lower fixing plate (52), and the lower fixing plate (52) is arranged at the position 1.3m below the bottom pavement plate (3).

5. The modular building lifting and lowering protective frame system as defined in claim 4, wherein: the driving mechanism (53) comprises an upper lifting point (531) and a lower lifting point (532), the upper lifting point (531) is used for being connected with the upper fixing plate (51), the lower lifting point (532) is used for being connected with the lower fixing plate (52), a chain (533) and an electric hoist (534) are arranged between the upper lifting point (531) and the lower lifting point (532), the electric hoist (534) is connected with the upper lifting point (531), the chain (533) is wound between the electric hoist (534) and the lower lifting point (532), the electric hoist (534) acts on the chain (533), and the distance between the lower lifting point (532) and the upper lifting point (531) is shortened by controlling the chain (533).

6. A fabricated building lifting/lowering protective frame system as claimed in claim 1, wherein: the guide rail vertical rods (6) are symmetrically arranged on two sides of the inner side face of the main frame body (1), the guide rail vertical rods (6) are double channel steel and back pipe type guide rails, and step cross bars are welded between the channel steel on two sides in a vertical array mode.

7. The modular building lifting and lowering protective frame system of claim 6, wherein: the support attachment mechanism (7) comprises an attachment support (71), the attachment support (71) is fixedly arranged on a side beam or a concrete wall of a building structure through a wall penetrating bolt, a movable guide wheel (72), an anti-falling component (73) and a supporting component (74) are arranged on the attachment support (71), one attachment support (71) is fixedly provided with symmetrical movable guide wheels (72), two groups of movable guide wheels (72) are respectively and slidably connected in sliding grooves of channel steel on two sides, and the anti-falling component (73) and the supporting component (74) are movably connected with a guide rail upright (6).

8. A modular building lifting and lowering protective frame system as defined in claim 7, wherein: the anti-falling assembly (73) comprises a fixed shaft (731), a deflection block (732) and a gear rod (734), wherein the fixed shaft (731) is fixedly connected with the attachment support (71), the deflection block (732) is rotationally connected to the outer part of the fixed shaft (731), a return spring (733) is arranged between the deflection block (732) and the attachment support (71), two ends of the return spring (733) are respectively fixedly connected with the deflection block (732) and the attachment support (71), the gear rod (734) is fixedly connected to the inner part of the fixed shaft (731), and the deflection block (732) is clamped between the gear rod (734) and the guide rail vertical rod (6) when the deflection block (732) falls and deflects.

9. A modular building lifting and lowering protective frame system as defined in claim 7, wherein: the supporting component (74) comprises a connecting shaft (741), a supporting rod (742) and a supporting head (743), the connecting shaft (741) is fixedly connected inside the attaching support (71), the supporting rod (742) is rotationally connected with the connecting shaft (741), the supporting head (743) is fixedly connected to the top of the supporting rod (742), limit rods (744) are fixedly connected to the two sides of the supporting head (743), a pressing spring (745) is arranged between the supporting rod (742) and the connecting shaft (741), two side end parts of the pressing spring (745) are inserted into the connecting shaft (741), the middle part of the pressing spring (745) is sleeved outside the supporting rod (742), the pressing spring (745) is used for pushing the supporting rod (742) to deflect towards the direction of the guide rail upright rod (6), an arc groove is formed in the top of the supporting head (743), and the guide rail upright rod (6) is abutted to the top of the supporting head (743).

10. A method of operating an assembled building hoist guard system, achieved by an assembled building hoist guard system as claimed in any one of claims 1 to 9, comprising the steps of:

a. erecting a frame body:

1) The main frame body (1) is installed, and a supporting and attaching mechanism (7) is installed on a side beam or a concrete wall of a building structure;

2) An upper fixing plate (51) is arranged on a side beam or a concrete wall of a building structure, a lower fixing plate (52) is arranged on a main frame body (1), an upper hanging point (531) and a lower hanging point (532) are respectively arranged on the upper fixing plate (51) and the lower fixing plate (52), and a driving mechanism (53) is synchronously arranged;

3) An inner extension plate (4) is synchronously arranged at the bottom of the main frame body (1);

4) Installing a synchronous control system;

5) Debugging and checking the frame body;

b. lifting the frame:

1) Debugging the whole equipment to finish the preparation work before lifting;

2) Removing the bottommost supporting and attaching mechanism (7), starting the electric hoist (534) and lifting the main frame body (1);

3) When the main frame body (1) is lifted in place, the inner extension plate (4) is restored and put on a building;

4) Adjusting the supporting top component (74), unloading and enabling the main frame body (1) to fall on the supporting top head (743) by the electric hoist (534);

5) Construction layer construction operation, after the construction operation is completed, installing a supporting and attaching mechanism (7);

6) Mounting a support attachment mechanism (7) to an adaptation position of the guide rail upright (6);

7) Circulating the steps 1) to 6) until pouring is completed;

c. dismantling the frame:

1) Dismantling the synchronous control system;

2) Dismantling the lifting mechanism (5) and the supporting and attaching mechanism (7);

3) Determining a first lifting point unit according to the dismantling scheme;

4) A lifting appliance is arranged at a corresponding lifting point of the lifting point unit, and is connected well through a steel wire rope;

5) Pre-tightening the steel wire rope through a tower crane;

6) Removing the connection components of the main frame body (1) on two sides of the lifting point unit;

7) The steel wire rope is completely stressed through the tower crane;

8) Sequentially removing the wall-attached support according to the sequence of down, up and down;

9) Lifting the lifting point unit to the ground by a tower crane for dismantling;

10 Repeating the steps 3) to 9) until the frame body is completely removed;

11 Classifying and packing the main frame body (1), and transferring the next work area or refund.