CN220768987U - Building construction platform capable of expanding working space - Google Patents

Abstract

The utility model discloses a house construction platform capable of expanding an operation space, which comprises a house construction platform body (1), a top pedal frame (2), a space expansion plate (3), a telescopic frame (4) and a containment fence (5); the plurality of top pedal frames (2) are fixedly arranged on the house construction platform body (1), and surrounding guardrails (5) are circumferentially arranged around the top of each top pedal frame (2) to form a construction platform; the two ends of the top pedal frame (2) are respectively connected with a pair of telescopic frames (4) in a telescopic mode, the pair of telescopic frames (4) can horizontally extend to the outer sides of the two ends of the top pedal frame (2), and the pair of space expansion plates (3) are detachably arranged on the pair of telescopic frames (4) to form an expansion construction platform at the two ends of the construction platform. The utility model can solve the problems of narrow construction space and frequent use of a crane for moving a construction platform in the prior art.

Description

Building construction platform capable of expanding working space

Technical Field

The utility model relates to a building construction platform, in particular to a building construction platform capable of expanding an operation space.

Background

In building sites or house building finishing operations, large construction platforms are often required at the top of a building or in places where direct construction is not possible. The large-scale construction platform is different from a common aluminum alloy scaffold, and generally adopts a steel structure, and has the advantages of large weight, stable structure and high safety. But the large-scale construction platform is troublesome to move, and the position can be moved only by lifting by means of a crane.

The large-scale construction platform is composed of multiple layers of same structural bodies, and each layer of structural bodies are sequentially staggered and overlapped. The structure body mainly comprises a cross bar, a vertical bar, stairs, a stair railing, a pedal and a fence surrounding the periphery of the pedal. The working space of constructors when working on a large-scale construction platform is the space of each layer of pedal on the platform, and the construction space is limited. The limited space needs to accommodate the tool box besides the movement of constructors, so that the positions of the tool box need to be frequently converted in the operation process in order to ensure the walking and operation space of the constructors, the construction rhythm is broken, and the construction efficiency is seriously influenced. If a plurality of people are required to work simultaneously, the working space is narrower. Meanwhile, a constructor is slightly not careful and possibly steps on the tool box, so that a large potential safety hazard exists.

In addition, the construction process often encounters the problem that the area to be constructed deviates from the construction platform by a small distance, but is limited by the limitation of the working space of the platform, and even if the area deviates by a small distance, the crane is required to lift the movable construction platform, so that the crane is frequently used, and not only is a large burden and waste caused to manpower and material resources, but also the construction progress is influenced to a certain extent.

Therefore, a room construction platform capable of expanding the working space is needed, and the problems that the construction space is narrow and the crane mobile construction platform is needed to be frequently used in the prior art can be solved.

Disclosure of Invention

The utility model aims to provide a house construction platform capable of expanding an operation space, which can solve the problems that the construction space is narrow and the construction platform needs to be moved by a crane frequently in the prior art.

The utility model is realized in the following way:

a house construction platform capable of expanding an operation space comprises a house construction platform body, a top pedal frame, a space expansion plate, a telescopic frame and a surrounding guardrail; the plurality of top pedal frames are fixedly arranged on the house construction platform body, and surrounding guardrails are circumferentially arranged around the top of each top pedal frame to form a construction platform; the two ends of the top pedal frame are respectively connected with a pair of telescopic frames in a telescopic mode, the telescopic frames can horizontally extend to the outer sides of the two ends of the top pedal frame, the pair of space expansion plates are detachably arranged on the pair of telescopic frames, and expansion construction platforms are formed at the two ends of the construction platform.

The top pedal frame comprises a pair of box body frames symmetrically arranged on the house construction platform body, and each box body frame comprises a box body long beam, a box body short beam and a box pedal; the pair of box body long beams are hollow structures and are arranged on the house construction platform body in parallel, so that one end of the telescopic frame can be movably inserted into the pair of box body long beams through the driving assembly; the box pedal is laid at the top of the rectangular frame structure.

The telescopic frame comprises a drawer long beam and a drawer short beam, wherein the drawer long beams are arranged in parallel, one ends of the drawer long beams are respectively inserted into the box long beams, and the other ends of the drawer long beams extend horizontally to the outer side of the house construction platform body; the short drawer beam is connected between the other ends of the long drawer beams, and the driving assembly is connected between the long drawer beams and the long box body beam; the space expansion plate is paved on the pair of drawer long beams and the drawer short beams.

The driving assembly comprises a saw rack, a gear disc, a supporting seat, a lower supporting plate, a transmission shaft, a hand wheel and an upper supporting plate; the sawtooth strips are arranged on the inner side surface of one drawer long beam, and a hollowed-out part is formed on the inner side surface of the box body long beam, so that part of the sawtooth strips are exposed in the hollowed-out part; the lower end of the supporting seat is arranged on the long beam of the box body and is positioned above the hollowed-out part, and the upper end of the supporting seat penetrates through the pedal of the box body and extends to the upper part of the pedal of the box body; the gear plate is rotatably arranged at the bottom of the supporting seat through the lower supporting plate, and is in meshed transmission connection with the sawtooth strips; the hand wheel is rotatably arranged at the top of the supporting seat through the upper supporting plate, and two ends of the transmission shaft respectively penetrate through the lower supporting plate and the upper supporting plate and are coaxially and fixedly connected with the gear disc and the hand wheel.

The space expansion board comprises an expansion board body and expansion enclosure rods, wherein the expansion board body is paved on a pair of drawer long beams and drawer short beams, a plurality of expansion enclosure rods are circumferentially arranged along three circumferential surfaces of the expansion board body, movable shutters are formed at two ends of the enclosure guardrail in an openable manner, and a plurality of expansion enclosure rods and the movable shutters form an enclosure structure of the expansion board body.

The top parts of the other ends of the drawer long beams are respectively provided with a limiting bulge, and the limiting bulges can be abutted to one end of the box long beam, which is close to the end part of the house building construction platform body; one end of the expansion plate body is provided with a pair of limiting holes, and when the expansion plate body is paved on the pair of drawer long beams and the drawer short beams, the limiting protrusions penetrate through the limiting holes.

The other end of the expansion board body is provided with a hook, and the space expansion board is hung on the surrounding guardrail through the hook.

The house construction platform body is formed by vertically stacking a plurality of layers of unit construction platforms, and each layer of unit construction platform comprises a steel frame and an escalator; the steel frame is of a cuboid frame structure, the top pedal frame is arranged on one side of the top of the steel frame, and two adjacent layers of unit construction platforms share the top pedal frame; the staircase sets up at the tip of steel frame and extends to the top from the bottom slope of steel frame, and the staircase of two adjacent layers of unit construction platforms extends to the both ends of shared top footboard frame respectively, and the upper end of the unit construction platform's that is located the top extends to the top footboard frame of this unit construction platform.

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

1. the telescopic frame can horizontally extend outwards relative to the top pedal frame, the space expansion plates are paved on the telescopic frame, an expansion construction platform can be formed at two ends of the construction platform, the space of the construction platform is enlarged, the placement of a tool box is facilitated, the tool box is prevented from obstructing walking and construction of constructors, construction areas which deviate from the construction platform by a little distance are also facilitated to be constructed, the integral movement of lifting equipment to a house construction platform body is reduced, the construction efficiency and the construction safety are improved, the construction cost and manpower and material resources are saved, and the telescopic frame is suitable for the construction engineering of middle and low-layer house construction.

2. Because the driving component is arranged, a constructor can rotate the hand wheel on the top pedal frame, so that the gear disc is driven to synchronously rotate and engage with the transmission saw rack, and the horizontal extension and retraction of the telescopic frame are controlled, so that the construction platform is conveniently and rapidly erected, the operation is convenient and quick, the safety is high, the mechanical structure is simple, the engagement and positioning of the engagement teeth are reliable, and the installation and bearing stability of the space expansion plate are ensured.

3. The space expansion plate is arranged, so that the expansion plate body can be installed through the limit protrusions and the limit Kong Kuaijie, the installation is stable and reliable, the protection is provided through the expansion enclosing rod, the safety is high during construction, and the tool box and constructors cannot fall down; the space expansion board can be directly hung on the cross rod of the enclosure fence through the hook after being disassembled, so that the space expansion board does not occupy the space of the construction platform and is convenient to take.

Drawings

FIG. 1 is a perspective view of a building construction platform of the present utility model that extends the working space;

FIG. 2 is a front view of a building construction platform of the present utility model that extends the working space;

FIG. 3 is a side view of the room construction platform of the present utility model with expandable working space;

FIG. 4 is a top view of the room construction platform of the present utility model with expandable working space;

FIG. 5 is a perspective view of a top deck frame, telescoping frame and drive assembly of the expandable work space of the present utility model in a room construction platform;

FIG. 6 is a top view of the roof deck frame, telescoping frame and drive assembly of the expandable work space of the present utility model in a room construction platform;

FIG. 7 is a perspective view of a space expansion panel of the room construction platform of the present utility model for expanding a working space.

In the figure, a construction platform body is built in a room 1, a steel frame, a 102 escalator, a pedal frame at the top 2, a pedal frame at the top 201, a pedal frame at the box 202, a pedal at the box 203, a space expansion plate at the space 3, a expansion plate body at the space 301, an expansion enclosure rod at the space 302, a limiting hole at the space 303, a hook at the space 304, a telescopic frame at the space 4, a drawer long beam at the space 401, a drawer short beam at the space 402, a limiting protrusion at the space 403, a surrounding guardrail at the space 5, a movable shutter at the space 501, a toothed bar at the space 601, a gear plate at the space 602, a supporting seat at the space 603, a lower supporting plate at the space 604, a transmission shaft at the space 605, a hand wheel at the space 606 and an upper supporting plate at the space 607.

Detailed Description

The utility model will be further described with reference to the drawings and the specific examples.

Referring to fig. 1 to 4, a building construction platform capable of expanding an operation space comprises a building construction platform body 1, a top pedal frame 2, a space expansion plate 3, a telescopic frame 4 and a fence 5; the plurality of top pedal frames 2 are fixedly arranged on the house construction platform body 1, and surrounding guardrails 5 are circumferentially arranged around the top of each top pedal frame 2 to form a construction platform; the two ends of the top pedal frame 2 are respectively connected with a pair of telescopic frames 4 in a telescopic manner, the pair of telescopic frames 4 can horizontally extend to the outer sides of the two ends of the top pedal frame 2, a pair of space expansion plates 3 are detachably arranged on the pair of telescopic frames 4, and expansion construction platforms are formed at the two ends of the construction platform.

The construction platform is provided for house construction operation through the top pedal frame 2 and the surrounding guardrails 5 thereof, and meanwhile, the available space of the construction platform is enlarged through the expansion construction platforms at the two ends of the top pedal frame 2. The tool boxes can be placed on the expansion construction platforms at the two ends, so that walking and construction safety of constructors on the top pedal frame 2 are ensured. Meanwhile, the construction operation of the construction area which deviates from the house construction platform body 1 by a small distance can be assisted by the expansion construction platforms at the two ends, so that the integral movement of the house construction platform body 1 by the lifting equipment is reduced, the construction efficiency is improved, and the construction safety is improved.

Referring to fig. 5 and 6, the top step frame 2 includes a pair of box frames symmetrically disposed on the building construction platform body 1, each of the box frames including a box long beam 201, a box short beam 202, and a box step 203; the pair of box body long beams 201 are hollow structures and are arranged on the house construction platform body 1 in parallel, so that one end of the telescopic frame 4 can be movably inserted into the pair of box body long beams 201 through the driving assembly; a plurality of box short beams 202 are respectively connected between a pair of box long beams 201 at intervals to form a rectangular frame structure, and a box pedal 203 is laid on the top of the rectangular frame structure.

Preferably, the long box girder 201 and the short box girder 202 can be welded by square steel pipes, the specifications, the sizes and the number of the long box girder 201 and the short box girder 202 can be determined according to the actual bearing importance and the use area requirement, the box pedal 203 can be made by steel plates, and the box pedal 203 is welded on the long box girder 201 and the short box girder 202, so that the top pedal frame 2 can meet the use requirement of the construction space of the building.

Referring to fig. 5 and 6, the telescopic frame 4 includes a long drawer beam 401 and a short drawer beam 402, where the long drawer beams 401 are parallel to each other, and one ends of the long drawer beams 401 are respectively inserted into the long box beams 201, and the other ends of the long drawer beams 401 extend horizontally to the outside of the building construction platform body 1; the drawer short beam 402 is connected between the other ends of the pair of drawer long beams 401, and the driving assembly is connected between the drawer long beams 401 and the box long beam 201; the space expansion plate 3 is laid on a pair of drawer long beams 401 and drawer short beams 402.

Driven by the drive assembly, a pair of drawer long beams 401 and drawer short beams 402 can extend outwards to provide support for the installation of the space expansion plate 3.

Preferably, the pair of drawer long beams 401 and the drawer short beams 402 can be square steel pipes and welded into a U-shaped structure, and the specification of the drawer long beams 401 is smaller than that of the box long beams 201 by one number, so that the drawer long beams 401 can be conveniently inserted into the box long beams 201 in a telescopic manner. The length of the drawer long beam 401 can be determined according to the length of the space expansion plate 3 and the plugging length of the drawer long beam 401 and the box long beam 201, so that the telescopic frame 4 is guaranteed to have good bearing capacity.

Referring to fig. 5 and 6, the driving assembly includes a rack gear 601, a gear disc 602, a supporting seat 603, a lower supporting plate 604, a transmission shaft 605, a hand wheel 606 and an upper supporting plate 607; the saw rack 601 is mounted on the inner side surface of one drawer long beam 401, and a hollowed-out part (not shown in the figure) is formed on the inner side surface of the box long beam 201, so that part of the saw rack 601 is exposed in the hollowed-out part; the lower end of the supporting seat 603 is arranged on the box body long beam 201 and is positioned above the hollowed-out part, and the upper end of the supporting seat 603 penetrates through the box body pedal 203 and extends to the upper part of the box body pedal 203; the gear plate 602 is rotatably arranged at the bottom of the supporting seat 603 through a lower supporting plate 604 by a rotating bearing, and the gear plate 602 is in meshed transmission connection with the sawtooth strip 601; the hand wheel 606 is rotatably arranged on the top of the supporting seat 603 through the upper supporting plate 607 via a rotating bearing, and two ends of the transmission shaft 605 respectively penetrate through the lower supporting plate 604 and the upper supporting plate 607 and are coaxially and fixedly connected with the gear disc 602 and the hand wheel 606.

The hand wheel 606 is positioned above the box pedal 203, so that a constructor can conveniently rotate the hand wheel 606 on the top pedal frame 2, and the operation is safer and more convenient. When the hand wheel 606 is manually rotated, the gear plate 602 is driven to synchronously rotate through the transmission shaft 605, the gear plate 602 utilizes the meshing teeth to drive the saw rack 601, and the rotation of the gear plate 602 is converted into linear motion of the saw rack 601, so that the saw rack 601 drives the drawer long beam 401 to move outwards relative to the box long beam 201, and the purpose of drawer type extension is achieved.

Preferably, the supporting seat 603, the lower supporting plate 604 and the upper supporting plate 607 may be welded as an integral structure using steel plates. Because the telescopic frame 4 and the box body frame are all of steel pipe welded integrated structures, a driving assembly is arranged on one drawer long beam 401 and one box body long beam 201, and the hollow part is convenient for the meshing transmission connection of the saw rack 601 and the gear disc 602.

Referring to fig. 7, the space expansion board 3 includes an expansion board body 301 and expansion enclosure rods 302, the expansion board body 301 is laid on a pair of drawer long beams 401 and drawer short beams 402, a plurality of expansion enclosure rods 302 are circumferentially arranged along three circumferential sides of the expansion board body 301, two ends of the enclosure fence 5 are formed with movable doors 501 in an openable manner, and a plurality of expansion enclosure rods 302 and the movable doors 501 form an enclosure structure of the expansion board body 301.

Preferably, the expansion plate body 301 can be made of steel plates, the area of the expansion plate body 301 can be determined according to the size of the expansion space, and the expansion enclosure rods 302 can be made of round steel pipes. When the movable shutter 501 is rotated to be opened, the movable shutter 501 can be communicated with a construction platform and an expansion construction platform, and provides protection for construction and placement of a toolbox through the expansion enclosure rods 302; when the movable shutter 501 is closed, the construction platform and the extended construction platform are independent of each other or are not provided with extended construction platforms.

Referring to fig. 5 to fig. 7, the top parts of the other ends of the drawer long beams 401 are respectively formed with a limiting protrusion 403, and the limiting protrusions 403 can be abutted against one end of the box long beam 201, which is close to the end part of the building construction platform body 1; a pair of limiting holes 303 are formed at one end of the expansion plate body 301, and when the expansion plate body 301 is laid on the pair of drawer long beams 401 and the drawer short beams 402, the limiting protrusions 403 penetrate through the limiting holes 303.

Through the setting of spacing protruding 403, can restrict the travel distance of drawer longeron 401 when the drawer longeron 401 is inwards withdrawn, can cooperate with the spacing hole 303 of expanding board body 301 when the drawer longeron 401 outwards extends, guarantee the installation stability of expanding board body 301 on telescopic frame 4.

Referring to fig. 1 to 4 and 7, a hook 304 is formed at the other end of the expansion board body 301, and the space expansion board 3 is suspended on the enclosure 5 by the hook 304.

After the expansion board body 301 is disassembled, the expansion board body can be hung on the cross rod of the enclosure fence 5 through the hooks 304, so that the space of the top pedal frame 2 is not occupied.

Referring to fig. 1 to 4, the building construction platform body 1 is formed by vertically stacking a plurality of layers of unit construction platforms, and each layer of unit construction platform comprises a steel frame 101 and an escalator 102; the steel frame 101 is of a cuboid frame structure, the top pedal frame 2 is arranged on one side of the top of the steel frame 101, and two adjacent layers of unit construction platforms share the top pedal frame 2; the escalator 102 is provided at an end of the steel frame 101 and extends obliquely from the bottom of the steel frame 101 to the top, and the escalator 102 of the adjacent two-layer unit construction platforms extends to both ends of the common top step frame 2, respectively, and an upper end of the escalator 102 of the unit construction platform located at the top extends to the top step frame 2 of the unit construction platform.

The steel frame 101 can be welded by square steel pipes or section steel, and the square steel pipes or section steel can be arranged transversely, longitudinally, vertically and obliquely according to the manufacturing requirements of the platform, so that the size and the structural strength of the whole cuboid frame structure are ensured to meet the construction requirements. The escalator 102 with handrails is arranged in the steel frame 101 and used for communicating the upper pedal frame 2 with the lower pedal frame 2, so that constructors can conveniently ascend to the upper pedal frame 2 to perform house construction operation. The adjacent two-layer unit construction platforms can be connected and fixed in a welding or screw connection mode and the like, so that the integrity and the structural strength of the house construction platform body 1 are guaranteed.

Fig. 1 to 7 illustrate only a unit construction platform in which the top step frame 2, the space expansion plate 3, the telescopic frame 4, and the driving assembly are applied to the top layer, and the top step frame 2, the space expansion plate 3, the telescopic frame 4, and the driving assembly may be applied to the top of each layer of unit construction platform.

Referring to fig. 1 to 7, the application method of the present utility model is as follows:

the house construction platform body 1 in the prior art is adopted, or a proper number of unit construction platforms are selected according to the construction height requirement to vertically laminate to form the house construction platform body 1. The constructor can ascend to the top pedal frame 2 with the corresponding layer height through the escalator 102 and perform house construction operation, and the enclosure fence 5 can provide protection for the operation process.

When a tool box is required to be placed or a construction area which deviates from the house construction platform body 1 by a little is required to be constructed, a constructor manually rotates a hand wheel 606 on the top pedal frame 2, the hand wheel 606 drives a gear disc 602 to synchronously rotate through a transmission shaft 605, the gear disc 602 utilizes meshing teeth to drive a saw rack 601, and the rotation of the gear disc 602 is converted into linear motion of the saw rack 601, so that a drawer long beam 401 horizontally extends outwards relative to a box long beam 201, and the extension of a telescopic frame 4 is realized.

After the telescopic frame 4 extends in place, the expansion plate body 301 is paved on a pair of drawer long beams 401 and drawer short beams 402, limiting protrusions 403 on the pair of drawer long beams 401 respectively penetrate through two limiting holes 303 on the expansion plate body 301, and an expansion construction platform is formed on the outer side of the top pedal frame 2.

The movable baffle door 501 of the surrounding guardrail 5 is opened, so that a tool box can be placed through the expansion construction platform, construction staff can conveniently construct a construction area which deviates from the construction platform by a small distance on the expansion construction platform, the integral movement of equipment such as a crane and the like to the house construction platform body 1 is reduced, the construction efficiency is improved, and the construction cost is reduced.

After the expansion construction platform is used, the expansion plate body 301 is disassembled and hung on the cross rod of the enclosure fence 5 through the hooks 304. The hand wheel 606 is reversely rotated, so that the telescopic frame 4 is retracted inwards into the top pedal frame 2 under the transmission action of the meshing teeth.

The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, therefore, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present utility model should be included in the scope of the present utility model.

Claims (8)

1. A construction platform is built in room that can extend operation space, characterized by: the building construction platform comprises a building construction platform body (1), a top pedal frame (2), a space expansion plate (3), a telescopic frame (4) and a fence (5); the plurality of top pedal frames (2) are fixedly arranged on the house construction platform body (1), and surrounding guardrails (5) are circumferentially arranged around the top of each top pedal frame (2) to form a construction platform; the two ends of the top pedal frame (2) are respectively connected with a pair of telescopic frames (4) in a telescopic mode, the pair of telescopic frames (4) can horizontally extend to the outer sides of the two ends of the top pedal frame (2), and the pair of space expansion plates (3) are detachably arranged on the pair of telescopic frames (4) to form an expansion construction platform at the two ends of the construction platform.

2. The expandable working space building construction platform according to claim 1, wherein: the top pedal frame (2) comprises a pair of box body frames symmetrically arranged on the house construction platform body (1), and each box body frame comprises a box body long beam (201), a box body short beam (202) and a box pedal (203); the pair of box body long beams (201) are of hollow structures and are arranged on the house construction platform body (1) in parallel, so that one end of the telescopic frame (4) can be movably inserted into the pair of box body long beams (201) through the driving assembly; a plurality of box short beams (202) are respectively connected between a pair of box long beams (201) at intervals to form a rectangular frame structure, and a box pedal (203) is paved at the top of the rectangular frame structure.

3. The expandable working space building construction platform according to claim 2, wherein: the telescopic frame (4) comprises a drawer long beam (401) and a drawer short beam (402), wherein the drawer long beams (401) are arranged in parallel, one ends of the drawer long beams (401) are respectively inserted into the box long beams (201), and the other ends of the drawer long beams (401) extend horizontally to the outer side of the house construction platform body (1); the short drawer beam (402) is connected between the other ends of the pair of long drawer beams (401), and the driving assembly is connected between the long drawer beams (401) and the long box body beams (201); the space expansion plate (3) is paved on a pair of drawer long beams (401) and drawer short beams (402).

4. The expandable working space building construction platform according to claim 3, wherein: the driving assembly comprises a saw rack (601), a gear disc (602), a supporting seat (603), a lower supporting plate (604), a transmission shaft (605), a hand wheel (606) and an upper supporting plate (607); the saw rack (601) is arranged on the inner side surface of one drawer long beam (401), and a hollowed-out part is formed on the inner side surface of the box long beam (201), so that part of the saw rack (601) is exposed in the hollowed-out part; the lower end of the supporting seat (603) is arranged on the box body long beam (201) and is positioned above the hollowed-out part, and the upper end of the supporting seat (603) penetrates through the box body pedal (203) and extends to the upper part of the box body pedal (203); the gear plate (602) is rotatably arranged at the bottom of the supporting seat (603) through the lower supporting plate (604), and the gear plate (602) is in meshed transmission connection with the sawtooth strips (601); the hand wheel (606) is rotatably arranged at the top of the supporting seat (603) through the upper supporting plate (607), and two ends of the transmission shaft (605) respectively penetrate through the lower supporting plate (604) and the upper supporting plate (607) and are coaxially and fixedly connected with the gear disc (602) and the hand wheel (606).

5. The expandable working space building construction platform according to claim 3, wherein: the space expansion board (3) comprises an expansion board body (301) and expansion enclosure rods (302), wherein the expansion board body (301) is paved on a pair of drawer long beams (401) and drawer short beams (402), a plurality of expansion enclosure rods (302) are circumferentially arranged along three circumferential surfaces of the expansion board body (301), movable baffles (501) are formed at two ends of the enclosure fence (5) in an openable mode, and the expansion board body (301) enclosure structures are formed by the expansion enclosure rods (302) and the movable baffles (501).

6. The expandable working space building construction platform according to claim 5, wherein: the top of the other ends of the drawer long beams (401) are respectively provided with a limiting protrusion (403), and the limiting protrusions (403) can be abutted to one end of the box long beam (201) close to the end part of the house construction platform body (1); one end of the expansion plate body (301) is provided with a pair of limiting holes (303), and when the expansion plate body (301) is paved on the pair of drawer long beams (401) and the drawer short beams (402), the limiting protrusions (403) penetrate through the limiting holes (303).

7. The expandable working space building construction platform according to claim 5 or 6, wherein: the other end of the expansion board body (301) is provided with a hook (304), and the space expansion board (3) is hung on the enclosure fence (5) through the hook (304).

8. The expandable working space building construction platform according to any one of claims 1-3 or 6, wherein: the house construction platform body (1) is formed by vertically stacking a plurality of layers of unit construction platforms, and each layer of unit construction platform comprises a steel frame (101) and an escalator (102); the steel frame (101) is of a cuboid frame structure, the top pedal frame (2) is arranged on one side of the top of the steel frame (101), and two adjacent layers of unit construction platforms share the top pedal frame (2); the escalator (102) is arranged at the end part of the steel frame (101) and extends obliquely from the bottom of the steel frame (101) to the top, the escalator (102) of two adjacent layers of unit construction platforms extends to two ends of the shared top pedal frame (2) respectively, and the upper end of the escalator (102) of the unit construction platform positioned at the top extends to the top pedal frame (2) of the unit construction platform.