CN220814894U - Assembled composite floor construction support-free template device - Google Patents

Abstract

The utility model belongs to the technical field of assembled buildings, and relates to a support-free template device for assembled composite floor slab construction. It solves the technical problem that the die hanging device is difficult to disassemble. The concrete cushion block is characterized by comprising a template body, wherein a hanging die assembly is arranged on the template body, a first limiting mechanism and a second limiting mechanism are respectively connected to two ends of the hanging die assembly after penetrating through the template body, at least one of the first limiting mechanism and the second limiting mechanism is connected with the hanging die assembly in an adjustable mode, the first limiting mechanism directly or indirectly abuts against the template body to limit the position of the template body, and a concrete cushion block is arranged below the second limiting mechanism. Compared with the prior art, the utility model has the advantages that: the hanging die assembly is easy to prop and disassemble, and the risk of slurry leakage is greatly reduced.

Description

Assembled composite floor construction support-free template device

Technical Field

The utility model belongs to the technical field of assembled buildings, and relates to a cast-in-situ template, in particular to a support-free template device for assembled composite floor slab construction.

Background

The prefabricated reinforced concrete laminated slab is the first choice for the technical configuration of the fabricated building after the formal implementation of the fabricated building evaluation Standard GB/T51129-2017 in 2/1 of 2018. The composite floor slab is usually a post-cast strip type integral joint, precast slabs on two sides are in lap joint connection in a post-cast section through overhanging steel bars, and concrete is poured to form an integral. The construction method is characterized in that a joint connection construction measure of the composite floor slab is given in a national construction standard design atlas (construction process diagram of prefabricated concrete shear wall structure residential construction) 16G906, wherein a node diagram I is a post-cast strip template support, and the bottom of the whole post-cast strip is independently supported by adopting a triangular stabilizer. The existing support system is very many in types, namely, a fastener type steel pipe scaffold, a bowl type steel pipe scaffold, a wheel type steel pipe scaffold, a disk type steel pipe scaffold, and the like, the post-pouring belt is too small in size, and the independent support operation is very difficult to set; when the post-cast strip and the peripheral superimposed sheet uniformly adopt a steel pipe support frame body, the post-cast strip is not level with the bottoms of the superimposed sheets at the two sides due to the template, and uneven stress of the support upright rod occurs; the traditional mode of supporting the top support cannot ensure that two superimposed sheets are tightly attached to a template, the problems of mold expansion, staggered platform, slurry leakage and the like are generated in the concrete pouring process, and even part of projects have concrete cracking at post-pouring positions, so that the workload of subsequent polishing and repairing is large; the node diagram II is suitable for small joints with the plate joints of 30-50 mm, is smaller than the joint width requirement that the post-cast strip of the conventional residential project superimposed sheet is not smaller than 300mm, and is not suitable for.

In order to overcome the deficiencies of the prior art, industry has continuously explored various solutions. If chinese patent discloses a prefabricated superimposed sheet post-cast strip template bearing structure [ application number: 202221039822.7] comprising a first prefabricated laminated slab, a second prefabricated laminated slab, a clear water template, square timber, steel pipes, opposite-pulling screws and self-made drawing die connectors. The drawing die connecting piece is formed by bending two steel bars with the diameter of more than 16mm to 135 degrees, and welding the end parts of the two opposite sides of the steel plate with the middle of the two steel bars to form a reverse arch. The die drawing device has the following problems that the device is fully embedded in concrete, and the die hanging device Bury and eliminate is difficult to remove.

Disclosure of utility model

The utility model aims to solve the problems and provides a support-free template device for assembled composite floor slab construction.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the support-free template device for the assembled composite floor slab construction comprises a template body, wherein a hanging module component is arranged on the template body, a first limiting mechanism and a second limiting mechanism are respectively connected to two ends of the hanging module component after penetrating through the template body, at least one of the first limiting mechanism and the second limiting mechanism is connected with the hanging module component in an adjustable mode, the first limiting mechanism directly or indirectly abuts against the position of the template body, and a concrete cushion block is arranged below the second limiting mechanism.

In the above-mentioned assembled composite floor construction support-free template device, the hanging die assembly comprises a hanging rod, at least one adjusting mechanism is arranged on the hanging rod, the hanging rod is a counter-pulling screw rod, and an isolation pipe sleeve is sleeved on the hanging rod.

In the above assembled composite floor slab construction support-free template device, the suspension rod comprises an upper end screw rod and a lower end screw rod, and a connecting sleeve is arranged between the upper end screw rod and the lower end screw rod;

Or a connecting screw rod is arranged between the upper end screw rod and the lower end screw rod, and the connecting screw rod is connected with the upper end screw rod and the lower end screw rod through connecting sleeves.

In the above-mentioned assembled composite floor construction support-free template device, the first stop gear include first locating part, first locating part fixed or adjustable connection on the jib, first locating part and template body between be provided with board bottom square timber group and board bottom stupefied group, board bottom square timber group and board bottom stupefied respectively include a plurality of board bottom square timber and board bottom stupefied.

In the above-mentioned assembled coincide floor construction is exempted from to prop template device, second stop gear include the second locating part, the second locating part fixed or adjustable connection on the jib, second locating part and template body between be provided with face square timber group and face secondary stupefied group, face square timber group and face secondary stupefied respectively include a plurality of face square timber and face secondary stupefied.

In the above assembled composite floor slab construction support-free template device, one side of the board side timber close to the template body is correspondingly provided with the concrete cushion blocks, the concrete cushion blocks are distributed along the length direction of the board side timber, the height of the concrete cushion blocks is not higher than the thickness of cast-in-place concrete, and the concrete cushion blocks are one of reinforced concrete, plain concrete or ultra-high performance concrete.

In the above-mentioned assembled composite floor construction support-free template device, the board side wood set up along template body length direction generally, the board side wood hug closely the template body, board side wood and board side stupefied in length direction are crisscross, board side stupefied and board side stupefied in length direction set up in hanging die assembly both sides in pairs.

In the above-mentioned assembled coincide floor construction exempts from to prop template device, the template body on be provided with a plurality of connecting holes, the hanging die assembly set up in the connecting hole, the template body paste and lean on pouring the seam below between the prefabricated plate, prefabricated plate lower surface be close to pouring the seam department and be provided with the template recess, the template body be close to one side of second stop gear and be provided with the leak protection arch, the leak protection arch be flexible pad or sticky tape.

In the support-free template device for the assembled composite floor slab construction, the two ends of the hanging module component penetrate through the pouring seam to extend out of the upper surface and the lower surface of the precast slab, the second limiting mechanism is abutted against the upper surface of the precast slab, and the template body is pressed against the lower surface of the precast slab after the distance between the first limiting mechanism and the second limiting mechanism is adjusted.

In the support-free template device for the assembled composite floor slab construction, the template body is of a strip shape and is arranged along the length direction of the pouring joint, holes are formed along the length direction of the pouring joint, and the distance between the connecting holes is 800mm-1000mm.

Compared with the prior art, the utility model has the advantages that:

1. After pouring is completed, the concrete cushion block is not required to be removed, the template body and the hanging die assembly can be removed under the condition that cast-in-place concrete is not damaged, and the concrete cushion block is convenient and rapid to prop up and disassemble and can be recycled. The hanger rod is sleeved with the isolation sleeve, and after pouring is finished, the hanger module is easy to dismantle.

2. The template body sets up the leak protection arch with prefabricated plate laminating department, prevents to appear leaking the condition of thick liquid in pouring the in-process, has guaranteed that board seam both sides prefabricated plate and template closely bond seamless, is difficult for leaking thick liquid when concreting, and the construction quality of form seam concrete has great promotion than traditional formwork support mode after the form removal to reduce scene and increase the work load of polishing because of leaking thick liquid.

3. The mode of hanging the mould is adopted at the bottom of the post-pouring band plate, no support is arranged under the post-pouring band plate seam position plate, the on-site support setting is reduced, the use and loss of support steel pipes and square timber are saved, the cost of support materials and the workload of formwork supporting are reduced, and the efficiency is improved.

Drawings

Fig. 1 is a schematic view of the structure provided by the present utility model.

Fig. 2 is a cross-sectional view of fig. 1 provided by the present utility model.

Fig. 3 is a schematic plan view of a crane module according to embodiment 1 of the present utility model.

Fig. 4 is a schematic plan view of a crane module according to embodiment 2 of the present utility model.

Fig. 5 is a schematic plan view of a hanging die assembly of embodiment 3 provided by the utility model.

Fig. 6 is a schematic diagram of a template body structure provided by the present utility model.

Fig. 7 is a schematic view of another form of a template body according to the present utility model.

Fig. 8 is a construction use state diagram provided by the utility model.

In the figure, a template body 1, a connecting hole 11, a leakage preventing bulge 12, a hanging module assembly 2, a hanging rod 21, an adjusting mechanism 22, an isolating pipe sleeve 23, an upper end screw 24, a lower end screw 25, a connecting sleeve 26, a connecting screw 27, a first limiting mechanism 3, a first limiting piece 31, a plate bottom square wood group 32, a plate bottom square wood 321, a plate bottom secondary edge group 33, a plate bottom secondary edge 331, a second limiting mechanism 4, a second limiting piece 41, a plate surface square wood group 42, a dry plate surface square wood 421, a plate surface secondary edge group 43, a plate surface secondary edge 431, a concrete cushion block 5, a precast slab 6 and a pouring seam 7.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-2, the support-free template device for the assembled composite floor slab construction comprises a template body 1, wherein a hanging template assembly 2 is arranged on the template body 1, a first limiting mechanism 3 and a second limiting mechanism 4 are respectively connected to two ends of the hanging template assembly 2 after penetrating through the template body 1, at least one of the first limiting mechanism 3 and the second limiting mechanism 4 is in adjustable connection with the hanging template assembly 2, the first limiting mechanism 3 directly or indirectly abuts against the template body 1 to limit the position of the template body 1, and a concrete cushion block 5 is arranged below the second limiting mechanism 4.

The two ends of the hanging die assembly 2 penetrate through the pouring gaps 7 and extend out of the upper surface and the lower surface of the precast slab 6, the second limiting mechanism 4 is abutted against the upper surface of the precast slab 6, and the first limiting mechanism 3 is used for adjusting the distance between the hanging die assembly and the second limiting mechanism 4 and then pressing the die plate body 1 against the lower surface of the precast slab 6.

And after the hanging module assembly 2 is prepared in advance, the hanging module assembly is placed on a lower floor or is hung on a supporting cross rod in advance and corresponds to the slab joint. And installing the precast slab in place, respectively placing a plurality of groups of concrete cushion blocks 5 along the length direction of the precast slab at the top of one side of the precast slab 6 close to the slab joint, wherein the distance between the concrete cushion blocks 5 along the length direction of the slab joint is consistent with the thickness of the cast-in-situ layer concrete of the laminated floor slab, and the height of the cast-in-situ layer concrete is not greater than that of the cast-in-situ layer concrete of the laminated floor slab.

After the installation of the steel bars in the post-cast concrete is completed and the square timber 421 of the plate surface is in place, the second limiting mechanism 4 is placed at the top of the concrete cushion block 5, the lifting die assembly 2 is integrally lifted to the corresponding elevation and the plane position is adjusted, the top surface of the template body 1 is ensured to be propped against the bottom surface of the precast slab 6, the bottom surfaces of the precast slabs 6 on the top surfaces of the two sides of the template body 1 are overlapped by a certain width, and the overlapped width can be 50-100 mm. The hanging die assembly 2 passes through the post-pouring strip slab seam and then is provided with a slab secondary ridge 431, and the second limiting mechanism 4 or the first limiting mechanism 3 is adjusted to ensure that the prefabricated formwork 1 is clung to the prefabricated slab 6 and concrete is poured.

After the solidification of the belt concrete is completed, the concrete cushion blocks 5 are reserved in the cast-in-situ concrete, and the template body 1, the hanging module assembly 2, the first limiting assembly 3 and the second limiting assembly 4 are removed under the condition that the cast-in-situ concrete structure is not damaged.

Further, as shown in fig. 3, the suspension module 2 includes a suspension rod 21, at least one adjusting mechanism 22 is disposed on the suspension rod 21, the suspension rod 21 is a split screw, and an isolation pipe sleeve 23 is sleeved on the suspension rod 21. Those skilled in the art will appreciate that the spacer 23 is a plastic or steel tube that prevents the boom from directly contacting the cast-in-place concrete, and that the boom is easily removed after the casting is completed, thereby preventing the boom from being left in the concrete.

In this embodiment, the first limiting member 31 and the second limiting member 41 are nuts, and the distance between the template body 1 and the two limiting members can be adjusted by screwing one of the nuts, so that the pull-speaking template body 1 is tightly abutted against the bottom surface of the precast slab 6. It is also obvious to those skilled in the art that the first limiting member 31 and the second limiting member 41 are made into a fastening form, so that the opposite pulling is formed to fix the template body 1.

Still further, the first limiting mechanism 3 includes a first limiting member 31, the first limiting member is fixedly or adjustably connected to the suspension rod 21, a board bottom wood group 32 and a board bottom secondary edge group 33 are disposed between the first limiting member 31 and the template body 1, and the board bottom wood group 32 and the board bottom secondary edge group 33 respectively include a plurality of board bottom wood 321 and board bottom secondary edges 331. The first locating part 31 direct contact template body 1 is avoided to stupefied group 33 of board bottom, board bottom side wood group 32, increases area of contact, avoids stress concentration to cause destruction to template body 1, and on the other hand board bottom side wood 321 sets up along template body 1 length direction, provides the support for it, strengthens the intensity of template body 1, improves the ability of anti destruction.

Similarly, the second limiting mechanism 4 includes a second limiting member 41, the second limiting member is fixed or adjustably connected to the suspension rod 21, a board square timber group 42 and a board secondary corrugated group 43 are disposed between the second limiting member 41 and the template body 1, and the board square timber group 42 and the board secondary corrugated group 43 respectively include a plurality of board square timber 421 and board secondary corrugated 431.

Preferably, one side of the square board 421 close to the template body 1 is correspondingly provided with a concrete cushion block 5, the concrete cushion block 5 is distributed along the length direction of the square board 421, the height of the concrete cushion block 5 is not higher than the thickness of cast-in-place concrete, and the concrete cushion block 5 is one of reinforced concrete, plain concrete or ultra-high performance concrete.

In this embodiment, the board bottom wood 321 and the board bottom wood 421 are generally disposed along the length direction of the template body 1, the board bottom wood 321 is tightly attached to the template body, the board bottom wood 321 and the board bottom secondary ridge 331 are perpendicular in the length direction, the board bottom wood 421 and the board bottom secondary ridge 431 are perpendicular in the length direction, and the board bottom secondary ridge 331 and the board bottom secondary ridge 431 are disposed on two sides of the hanging module 2 in pairs. The first limiting piece 31 and the second limiting piece 41 are lifted up, and the operation is convenient. Meanwhile, the length of the secondary ridge can be reduced, and the material use is reduced.

Preferably, the formwork body 1 on be provided with a plurality of connecting holes 11, the hanging die assembly 2 set up in connecting hole 11, the formwork body 1 paste and pour the seam 7 below between precast slab 6, precast slab 6 lower surface be close to and pour the seam 7 department and be provided with the template recess, the formwork body 1 be close to one side of second stop gear 3 and be provided with leak protection arch 12, as shown in fig. 6, leak protection arch 12 be the strip and set up in precast slab bottom recess, or as shown in fig. 7, leak protection arch 12 be the slice and be located the below of pouring the seam 7, the material of making leak protection arch 12 can be flexible pad or sticky tape. Under the opposite pulling situation, in the connecting contact structure with the flexible pad and the dislocation, the tightness of the connecting position of the template body 1 and the precast slab 5 is further improved, and the condition of slurry leakage is prevented.

Preferably, the template body 1 is strip-shaped and is arranged along the length direction of the pouring joint 7, the connecting holes 11 are arranged along the length direction of the pouring joint 7, and the distance between the connecting holes 11 is 800mm-1000mm. The number of connections of the hanger module 2 is increased to form a multi-point support, so that the board-bottom timber supports the formwork body 1 more effectively.

Example two

The basic principle of this embodiment is the same as that of the first embodiment, except that,

As shown in fig. 4, the suspension rod 21 includes an upper screw 24 and a lower screw 25, and a connecting sleeve 26 is disposed between the upper screw 24 and the lower screw 25. The upper end screw 24 and the lower end screw 25 are respectively taken out from the upper end and the lower end of the cast-in-place concrete, so that the taking-out difficulty is reduced. The connecting sleeve is positioned in the concrete, does not protrude out of the concrete, and does not influence the surface of the concrete.

Example III

The basic principle of this embodiment is the same as that of the first embodiment, except that, as shown in fig. 5, a connecting screw 27 is disposed between the upper screw 24 and the lower screw 25, and the connecting screw 27 is connected with the upper screw 24 and the lower screw 25 through a connecting sleeve 26. The connecting rod 27 can adjust the overall length of the boom 21 so that the boom module 2 is better adapted to different thickness casting designs.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms of the form body 1, the connection hole 11, the leakage preventing protrusion 12, the hanger die assembly 2, the hanger bar 21, the adjusting mechanism 22, the spacer tube 23, the upper screw 24, the lower screw 25, the connection sleeve 26, the connection screw 27, the first stopper 3, the first stopper 31, the board bottom timber group 32, the dry board bottom timber 321, the board bottom timber group 33, the board bottom timber group 331, the second stopper 4, the second stopper 41, the board side timber group 42, the dry board side timber 421, the board side timber group 43, the board side timber 431, the concrete cushion 5, the precast slab 6, the casting joint 7, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (9)

1. The utility model provides an assembled coincide floor construction is exempted from to prop template device, includes template body (1), its characterized in that, template body (1) on be provided with and hang mould subassembly (2), hang mould subassembly (2) pass template body (1) back both ends and be connected with first stop gear (3) and second stop gear (4) respectively, and first stop gear (3) and second stop gear (4) have at least one and hang mould subassembly (2) adjustable connection, first stop gear (3) directly or indirectly support and lean on the position of limiting template body (1) on template body (1), second stop gear (4) below be provided with concrete pad (5); the novel concrete pouring formwork is characterized in that a plurality of connecting holes (11) are formed in the formwork body (1), the hanging die assembly (2) is arranged in the connecting holes (11), the formwork body (1) is attached to the lower portion of a pouring joint (7) between prefabricated plates (6), a formwork groove is formed in the lower surface of each prefabricated plate (6) close to the position of the corresponding pouring joint (7), and a leakage-proof protrusion (12) is arranged on one side, close to the second limiting mechanism (4), of the formwork body (1).

2. The support-free template device for the assembled composite floor slab construction according to claim 1, wherein the hanging module assembly (2) comprises a hanging rod (21), at least one adjusting mechanism (22) is arranged on the hanging rod (21), the hanging rod (21) is a counter-pulling screw, and an isolation pipe sleeve (23) is sleeved on the hanging rod (21).

3. The support-free template device for the assembled composite floor slab construction according to claim 2, wherein the suspension rod (21) comprises an upper end screw rod (24) and a lower end screw rod (25), and a connecting sleeve (26) is arranged between the upper end screw rod (24) and the lower end screw rod (25);

or a connecting screw rod (27) is arranged between the upper end screw rod (24) and the lower end screw rod (25), and the connecting screw rod (27) is connected with the upper end screw rod (24) and the lower end screw rod (25) through a connecting sleeve (26).

4. The support-free template device for assembled composite floor slab construction according to claim 1, wherein the first limiting mechanism (3) comprises a first limiting piece (31), the first limiting piece is fixed or adjustably connected to the hanging rod (21), a board bottom wood group (32) and a board bottom secondary edge group (33) are arranged between the first limiting piece (31) and the template body (1), and the board bottom wood group (32) and the board bottom secondary edge group (33) respectively comprise a plurality of board bottom wood (321) and board bottom secondary edges (331).

5. The support-free template device for assembled composite floor slab construction according to claim 4, wherein the second limiting mechanism (4) comprises a second limiting part (41), the second limiting part is fixed or adjustably connected to the hanging rod (21), a board square wood group (42) and a board secondary edge group (43) are arranged between the second limiting part (41) and the template body (1), and the board square wood group (42) and the board secondary edge group (43) respectively comprise a plurality of board square wood (421) and board secondary edges (431).

6. The support-free template device for assembled composite floor slab construction according to claim 5, wherein the side of the square board (421) close to the template body (1) is correspondingly provided with a concrete cushion block (5), and the concrete cushion block (5) is arranged along the square board (421)

The concrete cushion blocks (5) are distributed in the length direction, the height of the concrete cushion blocks is not higher than the thickness of cast-in-place concrete, and the concrete cushion blocks (5) are one of reinforced concrete, plain concrete or ultra-high-performance concrete.

7. The support-free template device for assembled composite floor slab construction according to claim 6, wherein the plate bottom square timber (321) and the plate bottom square timber (421) are arranged along the length direction of the template body (1), the plate bottom square timber (321) is tightly attached to the template body, the plate bottom square timber (321) and the plate bottom secondary edge (331) are crossed in the length direction, the plate bottom square timber (421) and the plate bottom secondary edge (431) are crossed in the length direction, and the plate bottom secondary edge (331) and the plate bottom secondary edge (431) are arranged on two sides of the hanging module assembly (2) in pairs.

8. The support-free template device for assembled composite floor slab construction according to claim 1, wherein two ends of the hanging module assembly (2) penetrate through pouring joints (7) to extend out of the upper surface and the lower surface of the prefabricated slab (6), the second limiting mechanism (4) is abutted against the upper surface of the prefabricated slab (6), and the template body (1) is pressed against the lower surface of the prefabricated slab (6) after the distance between the first limiting mechanism (3) and the second limiting mechanism (4) is adjusted.

9. The support-free template device for the assembled composite floor slab construction according to claim 8, wherein the template body (1) is of a strip shape and is arranged along the length direction of the pouring joint (7), the connecting holes (11) are arranged along the length direction of the pouring joint (7), and the distance between the connecting holes (11) is 800mm-1000mm.