CN212583242U - Early formwork stripping device for floor - Google Patents

Abstract

The utility model relates to a construction equipment technical field, more specifically relates to a template device is early torn open to floor, including a plurality of templates and a plurality of support element who is connected and supports the template with the template, support element is including the foot rest unit of the frame unit and a plurality of support element who places the template, be equipped with in order on the foot rest unit and can dismantle the head of tearing open early that is connected and can make the frame unit go up and down with the frame unit, and be used for supporting early tear open the head and rather than can dismantle the single top of being connected. The utility model aims to overcome that can't use on a large scale and be unfavorable for the change of spare part to maintain and have primary and secondary roof beam and dismantle loaded down with trivial details problem among the current floor early-dismantling template technique, provide a modularization, can assemble, do not distinguish primary and secondary roof beam quick detachable and be applicable to the floor of large tracts of land early-dismantling template device.

Description

Early formwork stripping device for floor

Technical Field

The utility model relates to a construction equipment technical field, more specifically relates to a floor early tear template device open.

Background

When a floor slab structure in building engineering is constructed, a template and a supporting system need to be erected, and after the concrete strength meets the design requirement, the template and the supporting system are dismantled. The demolition conditions are related to the span of the member except the designed strength of the concrete, and when the span of the member is less than or equal to 2m, the demolition is carried out until the grade value of the designed strength of the concrete is more than or equal to 50%; when the span of the member is more than 2m and less than or equal to 8m, the designed concrete strength grade value is more than or equal to 75 percent; when the span of the member is more than 8m, the designed concrete strength grade value is not less than 100% for dismantling. The template and the support in the conventional method can be removed only when the template and the support reach 100 percent, and the early-removal template technology realizes the early removal of the bottom template and the support system thereof by utilizing the time difference between the removal of the template when the template reaches 100 percent and the removal of the template when the template reaches 50 percent or 75 percent, is used as a technical measure for accelerating the turnover of the template and reducing the investment of the template, is also a measure for reducing the cost and accelerating the construction speed, and simultaneously embodies the advancement of the template and the support system thereof.

The comparison document (publication number is CN207392737U) discloses a floor early-dismantling template, can realize early-dismantling function, but its early-dismantling strutting arrangement is independent individual, not the modularization unit, therefore its application range is limited, only can use in local small area scope, under the great condition of template area, its steadiness and the reliability of early-dismantling device are all lower, and can't carry out the systematization installation, independent support in the comparison document is non-detachable structure simultaneously, in-process in long-term use, be unfavorable for spare part's change maintenance, because there is the differentiation of primary and secondary roof beam, can only carry out the demolition of secondary roof beam earlier when the template is demolishd, can carry out the demolishment of main roof beam after demolishing the secondary roof beam completely, it is loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome that can't use on a large scale and be unfavorable for the change of spare part to maintain and have primary and secondary roof beam and dismantle loaded down with trivial details problem among the current floor early-dismantling template technique, provide a modularization, can assemble, do not distinguish primary and secondary roof beam quick detachable and be applicable to the floor of large tracts of land early-dismantling template device.

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

the utility model provides a floor early-dismantling template device, includes a plurality of templates and a plurality of support element who is connected with the template and supports the template, its characterized in that, support element is including the frame element of placing the template and the foot rest unit of a plurality of support frame elements, be equipped with in order on the foot rest unit and can dismantle the head of dismantling that is connected and can make the frame element go up and down with the frame element and be used for supporting early the head of dismantling and rather than the single top of dismantling the connection.

The utility model discloses a plurality of templates and a plurality of support element, every template wherein and each support element all are a little module unit, all can realize that the function is early torn open to the template on a small scale, splices a plurality of little module units and has integrateed the utility model discloses a template device is early torn open to floor, applicable in the large tracts of land building occasion. The utility model discloses can used repeatedly many times, early tear the head open in the foot rest unit and the connection is for dismantling, and early tear the head open is that key bearing member and often need carry out the adjustment that moves about, and easy damage can change in time when early tear the head open appear damaging, need not scrap whole foot rest unit, can realize saving the cost, the utility model discloses use whole frame unit as the template support unit, need not distinguish the primary and secondary roof beam, it is more convenient when can making to dismantle, need not to demolish a plurality of secondary roof beams earlier and then carry out demolising of a plurality of girders, sparingly artifical.

Specifically, the template is usually riveted on the frame unit by a rivet through a plywood or a plastic plate, 4 foot rest units are respectively arranged at four corners of 1 frame unit to form a small module unit, and 1 foot rest unit can support 4 frame units which take the foot rest unit as the center and are in different directions; therefore, the template device can be continuously extended in different directions according to different floor areas to form a floor early-dismantling template device applicable to large areas. Initially, the form is in contact with the floor; when the template is dismantled, the frame unit is lowered through the early dismantling head to drive the template to be separated from the floor, and the early dismantling head is always kept in a contact state with the floor; when the concrete strength when the horizontal structure bottom die is dismantled accords with the regulation according to the national standard 'concrete structure engineering construction quality acceptance standard', under general conditions, the concrete can reach the standard after solidifying for three days, at the moment, the early-dismantling head can be used for continuously supporting the floor to maintain the concrete strength, the template and the frame unit can be dismantled in advance, the early-dismantling of the template is realized, the template can be recycled, the size error can be reduced by reducing the using amount of the template and the template specification standardization, the management is convenient, the labor cost and the material cost are saved, and the recycling use times are multiple.

Preferably, the early-dismantling head comprises a top plate, a first supporting rod and a bottom plate which are connected in sequence, the first supporting rod is movably sleeved with a supporting support for supporting the frame unit and a locking member for locking and fixing the supporting support, and the locking member is movably arranged below the supporting support.

Preferably, first bracing piece is the pipe wear to be equipped with a plurality of pins on the length direction on the first bracing piece support the support and hold in the palm the middle part and run through to be equipped with and be greater than the first hole of pin size be equipped with on the retaining member through the adjustable messenger size of rotatory retaining member be greater than or be less than the second hole of pin.

Preferably, the adjacent foot rest units are further provided with connecting frames movably connected with the single support top, each connecting frame comprises a plurality of steel pipes and a plurality of bolt connecting pieces, the steel pipes are fixedly connected in a welding mode to form a quadrilateral frame with a plurality of supports inside, and each end point of the frame is provided with a bolt connecting piece movably connected with the single support top.

Preferably, the supporting unit further comprises a plurality of overhanging supporting units which are movably arranged on the edge of the frame unit and used for supporting the frame unit in an auxiliary manner.

Preferably, the single-support top and the overhanging support unit are both telescopic structures.

Preferably, the frame unit comprises a regular outer frame and a plurality of supporting beams in the middle, and each corner of the outer frame is provided with a connecting piece which can be movably connected with the foot rest unit or the cantilever supporting unit.

Preferably, a filling beam is arranged on the outer side of the frame unit, the filling beam comprises a filling beam main body, a hanging buckle provided with a hollow cavity, and a batten arranged along the length direction of the filling beam main body; the hanging buckles are arranged at two ends of the filling beam main body and movably connected with the supporting brackets, and the battens are connected with the filling beam main body through bolts.

Preferably, a guardrail unit is movably arranged on the upper portion of the frame unit in the circumferential direction, and the guardrail unit comprises a plurality of guardrail components and a plurality of battens movably connected with the guardrail components.

Preferably, the guardrail component comprises a second support rod and a base which is arranged at the bottom of the second support rod and is movably connected with the second support rod and the frame unit, and a plurality of right-angle hooks for fixing and supporting battens are fixedly arranged on the second support rod.

Preferably, anti-skid devices are arranged at the bottoms of the foot stand unit and the cantilever support unit.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the template can be modularized and assembled, and is suitable for early disassembling of the template on large-area floors;

(2) the early floor dismantling effect can be realized only by the spare foot stand unit; after the early-dismantling condition is met, parts such as the template, the frame unit, the cantilever support unit and the like can be turned around in another area and built again for use, so that the engineering period is shortened, the construction progress is accelerated, and the cost for adding building equipment is saved;

(3) when the early dismantling head is damaged, the early dismantling head can be replaced in time without scrapping the whole foot rest unit, so that the material cost can be saved;

(4) the foot rest unit and the overhanging support unit with the telescopic structure can be suitable for floors with different heights, have wide application range and are convenient to carry and store in a non-use state;

(5) the filling beam can meet the requirements of irregular modeling and floor construction of wall side columns;

(6) use whole frame element as template support unit, need not distinguish primary and secondary roof beam, it is more efficient convenient when can making the dismantlement, need not to demolish a plurality of secondary roof beams earlier and then carry out the demolising of a plurality of girders, save the manual work.

Drawings

FIG. 1 is a schematic structural view of the early floor formwork stripping device of the present invention;

FIG. 2 is a schematic structural view of the floor early-dismantling formwork device of the present invention in a formwork working state;

FIG. 3 is an enlarged view of a portion of the early disconnect head of FIG. 2 at A;

FIG. 4 is a schematic structural view of the floor early-dismantling formwork apparatus of the present invention in a state of formwork dismantling;

FIG. 5 is an enlarged view of a portion of the early disconnect head of FIG. 4 at B;

FIG. 6 is a schematic structural diagram of a frame unit and a template;

FIG. 7 is an enlarged view of a portion of the connection member shown at C in FIG. 6;

FIG. 8 is a schematic structural view of the early release head in the working state of the mold plate;

FIG. 9 is a schematic structural view of the early removal head in a state of template removal;

FIG. 10 is a schematic view of a filler beam;

FIG. 11 is an enlarged view of a portion of the buckle of FIG. 10 at D;

FIG. 12 is a schematic view of the structure of the connection frame;

FIG. 13 is an enlarged partial view of the bayonet connection of FIG. 12 at E;

FIG. 14 is a schematic view of a single crown;

FIG. 15 is a schematic view of the guardrail assembly;

the graphic symbols are illustrated as follows:

1. a template; 2. a support unit; 3. a frame unit; 30. an outer frame; 31. a support beam; 32. a connecting member; 33. a guardrail unit; 330. a guardrail assembly; 331. a second support bar; 332. a base; 333. a right-angle hook; 334. wood block; 4. a foot rest unit 40 for early head removal; 401. a top plate; 402. a first support bar; 403. A base plate; 404. a support bracket; 405. a locking member; 406. a pin; 41. single supporting; 5. a connecting frame; 50. A steel pipe; 51. a plug pin connecting piece; 6. an overhanging support unit; 7. filling the beam; 70. a filler beam body; 71. Hanging and buckling; 72. and (4) wood strips.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Examples

Fig. 1 to 15 show an embodiment of the early formwork device of demolishing floor, as shown in fig. 1, including a plurality of formworks 1 and a plurality of support unit 2 connected with formworks 1 and supporting formworks 1, support unit 2 is including the foot rest unit 4 of the frame unit 3 and a plurality of support frame unit 3 of placing formworks 1, be equipped with on the foot rest unit 4 in order to dismantle with frame unit 3 and be connected and can make frame unit 3 go up and down early tear head 40, and be used for supporting early tear head 40 and rather than dismantling single top 41 of being connected.

As an embodiment of the present invention, as shown in fig. 8, the early-dismantling head 40 includes a top plate 401, a first supporting rod 402, a bottom plate 403, which are connected in sequence, a supporting bracket 404 for supporting the frame unit 3 and a locking member 405 for locking and fixing the supporting bracket 404 are movably arranged on the first supporting rod 402, and the locking member 405 is movably arranged below the supporting bracket 404. The top plate 401 is used for directly supporting the floor, and the support of the top plate 401 is not released until all concrete strength grade values on the floor are not less than 100% after the roof is removed. The support bracket 404 is movable back and forth on the first support bar 402 for supporting the frame unit 3. The locking member 405 is used for locking and fixing the support bracket 404; specifically, the supporting bracket 404 is locked by the locking piece 405, so that the frame unit 3 and the template 1 above the frame unit are tightly attached to the floor; when the formwork 1 is dismantled, the locking member 405 needs to be released, and then the locking member 405 and the support bracket 404 are moved downwards for a certain distance to enable the frame unit 3 and the formwork 1 to be separated from the floor, so that the early dismantling function of the formwork 1 is realized. The bottom plate 403 is used for supporting the first supporting rod 402 on one hand and detachably connecting with the single supporting top 41 on the other hand, specifically, a plurality of bolt holes are arranged on the bottom plate 403, a plurality of bolt holes matched with the bolt holes are also arranged at the corresponding position of the single supporting top 41, and then the bottom plate 403 and the single supporting top 41 are connected and fastened through bolts. Other means of detachable connection between the base plate 403 and the single support 41 are also possible within the scope of the person skilled in the art.

As an embodiment of the present invention, as shown in fig. 8 and 9, the first supporting rod 402 is a circular tube, a plurality of pins 406 are arranged on the first supporting rod 402 in the longitudinal direction, a first hole larger than the size of the pin 406 is arranged in the middle of the supporting bracket 404, and a second hole larger than or smaller than the pin 406 is arranged on the locking member 405 through rotating the locking member 405. The pins 406 are used as positioning members, and in order to meet the requirements of different thicknesses of the formwork 1, the pins 406 can be arranged on different heights of the first supporting rod 402, and preferably, a plurality of pins 406 are arranged in an intersecting manner from the angle of overlooking the first supporting rod 402, so that the locking members 405 can be prevented from falling off; specifically, after the second hole of the locking member 405 is adjusted to the maximum size by rotating the locking member 405, the supporting bracket 404 and the locking member 405 are placed on the pin 406 at the proper position, and then the size of the second hole of the locking member 405 is adjusted to be small so as to be tightly attached to the first supporting rod 402, so that the supporting bracket 404 is locked and fixed, and the frame unit 3 and the template 1 are fixed; on the contrary, when it is required to remove the formwork 1, the second hole of the locker 405 is maximized so that the locker 405 and the support bracket 404 can be smoothly moved up and down to a certain position on the first support bar 402 by the pin 406, so that the frame unit 3 and the formwork 1 can be easily removed. Preferably, the support holder 404 is square, and 4 convex support columns are arranged at four corners of the support holder 404, so as to facilitate the connection of the frame unit 3. The locking piece 405 periphery can set up anti-skidding line, makes things convenient for rotation regulation. In addition, the first support rod 402 may also be an external screw structure, the locking member 405 is an internal screw structure that matches the first support rod 402, the support holder 404 is locked and fixed by the screw structure, and a spacer may be further disposed between the locking member 405 and the support holder 404 to prevent the screw from loosening. It is within the knowledge of those skilled in the art that the locking member 405 may have other structures as long as the supporting bracket 404 can be locked and fixed and is easily disassembled.

As an embodiment of the present invention, as shown in fig. 12 and 13, the adjacent foot stand units 4 are further provided with a connecting frame 5 movably connected to the single top 41, the connecting frame 5 includes a plurality of steel pipes 50 and a plurality of bolt connectors 51, the steel pipes 50 are fixedly connected by welding to form a quadrilateral frame having a plurality of supports inside, and each end point of the frame is provided with a bolt connector 51 movably connected to the single top 41. The connecting frame 5 plays a role in strengthening and stabilizing the single supporting top 41, so that the whole floor early-dismantling formwork device is more stable, and the reliability is enhanced. Specifically, the latch connector 51 includes a hollow U-shaped member welded to the steel pipe 50 and an inclined latch having a size gradually increasing from one end to the other end, and the orientation of the latch connector 51 on the steel pipe 50 should be maintained uniformly. Wherein, the inner diameter of the U-shaped piece is matched with the outer diameter of the single supporting top 41, holes are arranged on both sides of the U-shaped piece, the whole U-shaped piece is sleeved outside the single supporting top 41, then oblique inserted pins sequentially penetrate through the holes on both sides of the U-shaped piece to enable the inserted pin connecting piece 51 to be firmly connected with the single supporting top 41, and preferably, a step can be arranged on the single supporting top 41 to prevent the U-shaped piece from falling. The connection frame 5 may be composed of a single steel pipe 50 and latch connectors 51 welded to both ends of the steel pipe 50.

As an embodiment of the utility model, the support element 2 is still including the activity setting at the 3 borders of frame element, and carries out a plurality of support element 6 of encorbelmenting of auxiliary stay to frame element 3. The foot rest unit 4 plays a main supporting role as a middle main body part, the overhanging supporting unit 6 is suitable for being used when the floor is wide and part of the overhanging supporting unit is still in a cantilever state after the foot rest unit 4 is subjected to main body support, the overhanging supporting unit 6 is generally obliquely arranged, the frame unit 3 on the edge is supported, and the integral floor is supported in an auxiliary manner. The stability of the early formwork device of tearing open of floor can be improved to multiple support mode. When the formwork 1 is removed, the cantilever unit can be removed along with it.

As an embodiment of the present invention, the single supporting top 41 and the overhanging supporting unit 6 are each of a telescopic structure. The single supporting top 41 and the overhanging supporting unit 6 with adjustable length are convenient to use in building floors with different heights, and the application range of the early formwork dismantling device for the floor can be enlarged. Specifically, the telescopic structure can have various forms, can be a structure similar to an umbrella handle, is sleeved together in multiple sections, is fastened through a pin or adopts a structure with mutually matched internal and external threads, and is locked and fixed at the junction of the internal thread and the external thread by using a locking nut. As shown in fig. 14, in order to improve reliability, the pin may be used in combination with a buckle with a bend, so that the pin may be taken out only by straightening the buckle during dismantling, and thus, a safety accident caused by an accidental drop of the single-prop 41 or the cantilever unit 6 due to dislocation of the pin due to misoperation is prevented. It will be appreciated by those skilled in the art that other structures for the single support 41 and the cantilever support 6 may be used to achieve the telescopic function.

As an embodiment of the present invention, as shown in fig. 6 and 7, the frame unit 3 includes a regular outer frame 30 and a plurality of middle supporting beams 31, and each corner of the outer frame 30 is provided with a connecting member 32 that can be movably connected to the foot stand unit 4 or the cantilever supporting unit 6. The outer frame 30 and the support beam 31 are used for supporting the formwork 1, and the connecting member 32 is used for movably connecting the frame unit 3 with the foot rest unit 4 or the overhanging support unit 6. Specifically, the outer frame 30 may be formed by welding aluminum materials, the middle support beams 31 may be arranged in a criss-cross manner or in a plurality of H-shapes, and the height of the outer frame 30 is set to be higher than that of the middle support beams 31, so that the formwork 1 may be embedded in the outer frame 30, and the upper surface of the formwork 1 is flush with the upper surface of the outer frame 30; connecting piece 32 can adopt the centre to be the supporting plane, sets up the structure of L type right-angle piece at the border, and same horizontal position all sets up the bolt hole that the size is the same on two right-angle pieces for after pressing frame element 3 the support column of withholding on the support 404, pass two holes on the right-angle piece with a bolt, with the support column parcel like this between bolt and right-angle piece, prevent that frame element 3 from supporting and hold in the palm 404 and drop when spacing. It will be appreciated by those skilled in the art that other configurations of frame 30 may be used to perform the above-described functions.

As an embodiment of the present invention, as shown in fig. 10 and 11, a filler beam 7 is disposed outside the frame unit 3, the filler beam 7 includes a filler beam main body 70, a hanging buckle 71 having a hollow cavity, and a batten 72 disposed along a length direction of the filler beam main body 70; the hanging buckles 71 are arranged at two ends of the filling beam main body 70 and movably connected with the supporting brackets 404, and the battens 72 are connected with the filling beam main body 70 through bolts. The filler beam 7 is mainly used as a connecting transition of the wall edge and the column edge. Specifically, the hanging buckle 71 is used for connecting the filling beam 7 with the support bracket 404 to play a limiting role; the hanging buckle 71 can be square, the hollow cavity of the hanging buckle 71 is buckled on the support column of the support bracket 404 for limiting, and the hanging buckle 71 is connected with the filling beam main body 70 through a bolt; the filling beam 7 is connected with the outer frame 30 through bolts; the battens 72 serve as support and nailing boards, and the battens 72 are bolted to the filler beam body 70.

As an embodiment of the present invention, as shown in fig. 1, a guardrail unit 33 is movably disposed above the frame unit 3 in the circumferential direction, and the guardrail unit 33 includes a plurality of guardrail assemblies 330 and a plurality of battens 334 movably connected to the guardrail assemblies 330. The guardrail unit 33 is mainly used at a boundary where there is a part of the floor edge that needs to be extended upward, such as a boundary of the floor and an outer wall, or a stair edge. The guardrail unit 33 movably arranged can be conveniently assembled and disassembled, and can be assembled and disassembled when needed, and can be disassembled in occasions where the building is not needed, so that the use occasions of the early-disassembling formwork device for the floor are increased. The guardrail components 330 fix the battens 334, and a plurality of battens 334 can be arranged on the adjacent guardrail components 330 to enhance the protection effect.

As an embodiment of the present invention, as shown in fig. 15, the guardrail assembly 330 includes a second support bar 331, a base 332 movably connected to the second support bar 331 and the frame unit 3, and a plurality of right-angle hooks 333 for fixing and supporting battens 334 are fixed on the second support bar 331. Specifically, the second support bar 331 may be a square tube or a circular tube, which is sleeved on the base 332 and then locked and fixed by a pin or a lock, a fixture block may be arranged in a direction perpendicular to the base 332 and the second support bar 331, a hole matched with the fixture block is arranged on the outer frame 30 of the frame unit 3, and then the fixture block is inserted into the outer frame 30, so as to connect the base 332 and the frame unit 3; the right-angle hook 333 may be coupled to the second support bar 331 by welding or by bolting.

As an embodiment of the present invention, anti-skid devices are disposed at the bottom of the foot stand unit 4 and the overhanging support unit 6. The antiskid device is favorable for improving the stability of the early formwork dismantling device of the floor.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a early formwork device of tearing open of floor, includes a plurality of templates (1) and a plurality of supporting element (2) of being connected and supporting template (1) with template (1), its characterized in that, supporting element (2) are including frame element (3) of placing template (1) and foot rest unit (4) of a plurality of supporting frame unit (3), be equipped with in order on foot rest unit (4) and tear early head (40) open of being connected and can making frame element (3) go up and down with frame element (3) and be used for supporting early head (40) of tearing open and rather than the single top (41) of being connected of dismantling.

2. The early-dismantling formwork device for floors as claimed in claim 1, wherein the early-dismantling head (40) comprises a top plate (401), a first supporting rod (402) and a bottom plate (403) which are connected in sequence, a supporting bracket (404) for supporting the frame unit (3) and a locking member (405) for locking and fixing the supporting bracket (404) are movably sleeved on the first supporting rod (402), and the locking member (405) is movably arranged below the supporting bracket (404).

3. The early floor formwork apparatus according to claim 2, wherein the first support rod (402) is a circular tube, a plurality of pins (406) are arranged on the first support rod (402) in a penetrating manner in a length direction, a first hole larger than the size of the pins (406) is arranged in a penetrating manner in the middle of the support bracket (404), and a second hole which is adjustable to a size larger than or smaller than the size of the pins (406) by rotating the locking member (405) is arranged on the locking member (405).

4. The early floor formwork assembly according to claim 3, wherein the adjacent foot stool units (4) are further provided with connecting frames (5) movably connected with the single support tops (41), the connecting frames (5) comprise a plurality of steel pipes (50) and a plurality of bolt connecting pieces (51), the steel pipes (50) are fixedly connected to form a quadrilateral frame with a plurality of supports inside, and each end point of the frame is provided with the bolt connecting piece (51) movably connected with the single support top (41).

5. The early floor formwork assembly according to any one of claims 1 to 4, wherein the support unit (2) further comprises a plurality of overhanging support units (6) movably arranged at the edge of the frame unit (3) and used for supporting the frame unit (3) in an auxiliary way.

6. The floor early-dismantling formwork device according to claim 5, characterized in that said single-support top (41) and said overhanging support unit (6) are both of a telescopic structure.

7. The early floor formwork assembly according to any one of claims 1 to 4, wherein the frame unit (3) comprises a regular outer frame (30) and a plurality of support beams (31) in the middle, and each corner of the outer frame (30) is provided with a connecting piece (32) which can be movably connected with the foot rest unit (4) or the overhanging support unit (6).

8. The floor early-dismantling formwork device according to any of claims 2 to 4, characterized in that a filling beam (7) is provided on the outside of said frame unit (3), said filling beam (7) comprising a filling beam body (70), a hanging buckle (71) provided with a hollow cavity, and a batten (72) provided along the length direction of the filling beam body (70); the hanging buckles (71) are arranged at two ends of the filling beam main body (70) and movably connected with the supporting brackets (404), and the battens (72) are connected with the filling beam main body (70) through bolts.

9. The early floor formwork assembly according to any one of claims 1 to 4, wherein a guardrail unit (33) is movably arranged above the frame unit (3) in the circumferential direction, and the guardrail unit (33) comprises a plurality of guardrail components (330) and a plurality of battens (334) movably connected with the guardrail components (330).

10. The early floor formwork apparatus according to claim 9, wherein the guardrail assembly (330) comprises a second support bar (331), a base (332) disposed at the bottom of the second support bar (331) and movably connected to the second support bar (331) and the frame unit (3), and a plurality of right angle hooks (333) for fixedly supporting battens (334) are fixed on the second support bar (331).

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