Laminated floorboard anti-cracking device and laminated floorboard structure thereof

Abstract

The utility model discloses a laminated floorboard anti-cracking device and a laminated floorboard structure thereof, and relates to the field of laminated floorboard pouring. The anti-cracking device for the laminated floorboards comprises a suspension beam arranged at the bottom of the joint of every two adjacent floorboards, an anti-cracking connecting piece is arranged at the top of each suspension beam, and each anti-cracking connecting piece comprises a longitudinal clamping piece and a transverse deformation telescopic piece. According to the anti-cracking device for the laminated floorboards, reinforcing splicing parts are arranged on the spliced sides of the two groups of floorboards respectively, the reinforcing splicing parts are connected through connecting shafts and connecting grooves, longitudinal clamping pieces and transverse deformation telescopic pieces are arranged at the tops of the suspension beams, the reinforcing splicing parts on the two sides are clamped through the longitudinal clamping pieces, and the transverse deformation telescopic pieces are clamped through the transverse deformation telescopic pieces; and the transverse deformation telescopic piece is installed on the outer surface of the connecting shaft, after pouring is completed on the top of the telescopic piece, when transverse expansion occurs, collapsing can be conducted through the collapsing deformation part, upward jacking cracking caused by extrusion is avoided, and therefore cracking prevention of the joint of the laminated floorboard is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of composite floor panel pouring, in particular to a composite floor panel anti-cracking device and a composite floor panel structure. Background Art

[0002] Composite floor panels are a type of prefabricated floor structure that is prefabricated in a factory, transported to a building for assembly, and then poured with concrete on top, allowing for rapid floor pouring without building formwork. It is a type of prefabricated building.

[0003] After the existing composite floor panels are assembled, they need to be poured a second time on the top. During the solidification process, the poured materials are squeezed and contracted with the prefabricated composite floor panels, which makes it easy for the composite floor panels and the cast-in-place parts to crack during subsequent use. For this purpose, a composite floor panel anti-cracking device is specially provided. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a composite floor panel structure with a composite floor panel anti-cracking device, which solves the problem that the existing composite floor panels need to be cast a second time on the top after assembly. During the solidification process, the cast material is squeezed and contracted with the prefabricated composite floor panels, which makes it easy for the composite floor panels and the cast-in-place parts to crack during subsequent use.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a composite floor panel anti-cracking device, comprising a suspension beam arranged at the bottom of the connection between two adjacent groups of floor panels, the top of the suspension beam is provided with an anti-cracking connector, and the anti-cracking connector includes;

[0006] A longitudinal clamping member, which is arranged on the top of the suspension beam, and is used to vertically clamp and fix two adjacent groups of floor panels;

[0007] A transversely deformable expansion member is disposed between two adjacent groups of floor panels, and is used to laterally support the two adjacent groups of floor panels. The transversely deformable expansion member can collapse and absorb energy;

[0008] A mesh cloth is arranged on the top of the longitudinal clamping piece.

[0009] Preferably, the longitudinal clamping member comprises:

[0010] For the tie bars, their fixed casting is set inside the suspension beam;

[0011] A longitudinal splint, which is movably sleeved on the outer wall of the tensioning bar;

[0012] The fixed top ring is fixedly welded to the outer surface of the upper end of the tension reinforcement, and the bottom end of the fixed top ring is against the longitudinal clamping plate.

[0013] Preferably, the transversely deformable telescopic member comprises:

[0014] a support portion, which contacts the top of the suspension beam;

[0015] A connecting part, which is arranged on both sides of the top of the supporting part;

[0016] The collapse deformation portion is arranged between the two groups of connection portions.

[0017] Preferably, the composite floor panel structure includes reinforced splicing parts arranged on both sides of the floor panel, and two adjacent groups of the reinforced splicing parts are overlapped on the top of a group of suspension beams.

[0018] Preferably, the outer walls of the reinforced joints on both sides of the floor panel are respectively provided with connection grooves and connection shafts, the connection shafts are integrally cast inside the floor panel, and one end of the connection shaft extending to the outside of the floor panel is movably plugged into the connection groove.

[0019] Preferably, the top end of the pair of tension bars extends upward to between the two groups of reinforced splicing parts, and the bottom of the longitudinal clamping plate abuts against the upper surface of the reinforced splicing part.

[0020] Preferably, the support portion is movably disposed on the outer wall of the top end of the connecting shaft, and the connecting portion is in contact with the upper surface of the reinforced splicing portion.

[0021] The utility model discloses a composite floor panel anti-cracking device, which has the following beneficial effects: by modifying the existing floor panels, reinforcing splicing parts are respectively provided on one side where two groups of floor panels are spliced, the reinforcing splicing parts are connected by connecting shafts and connecting grooves, and at the same time, the reinforcing splicing parts on both sides are overlapped on the top of the suspension beam, and the top of the suspension beam is provided with a longitudinal clamping member and a transverse deformation expansion member, the reinforcing splicing parts on both sides are clamped by the longitudinal clamping member to avoid longitudinal prying, and the transverse deformation expansion member is installed on the outer surface of the connecting shaft, and when transverse expansion occurs after the top is poured, it can be collapsed through the collapse deformation part to avoid squeezing and upward cracking, thereby realizing the anti-cracking of the composite floor panel connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 This is a schematic diagram of the overall outer surface structure of the utility model;

[0024] Figure 2 It is an exploded view of the overall structure of the utility model;

[0025] Figure 3 For this utility model Figure 2 A magnified view of the structure of part A;

[0026] Figure 4 This is a schematic diagram of the structure of the anti-cracking connector of the utility model.

[0027] In the figure: 1. Suspension beam; 2. Strengthening splicing part; 201. Connection groove; 202. Connection shaft; 3. Mesh cloth; 4. Anti-cracking connection piece; 41. Longitudinal clamping piece; 411. Tie rod; 412. Longitudinal splint; 413. Fixed top ring; 42. Transverse deformation expansion piece; 421. Support part; 422. Connection part; 423. Collapse deformation part. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] The embodiment of the present application provides a composite floor panel anti-cracking device, which solves the problem that the existing composite floor panels need to be cast a second time on the top after assembly. During the solidification process, the cast material is squeezed and contracted with the prefabricated composite floor panels, which makes it easy for the composite floor panels and the cast-in-place parts to crack during subsequent use.

[0030] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0031] The utility model embodiment discloses a composite floor panel anti-cracking device.

[0032] According to the attached Figure 1-4 As shown, it includes a suspension beam 1 arranged at the bottom of the connection between two adjacent groups of floor panels, and an anti-cracking connector 4 is arranged on the top of the suspension beam 1. The anti-cracking connector 4 includes;

[0033] A longitudinal clamping member 41 is arranged on the top of the suspension beam 1, and is used to vertically clamp and fix two adjacent groups of floor panels;

[0034] A transverse deformation expansion member 42 is disposed between two adjacent groups of floor panels. The transverse deformation expansion member 42 is used to provide transverse support to the two adjacent groups of floor panels. The transverse deformation expansion member 42 can collapse and absorb energy.

[0035] A mesh cloth 3 is arranged on the top of the longitudinal clamping member 41 .

[0036] The longitudinal clamping member 41 comprises:

[0037] The tie rod 411 is fixedly cast inside the suspension beam 1;

[0038] A longitudinal clamping plate 412 is movably sleeved on the outer wall of the tensioning bar 411;

[0039] The fixed top ring 413 is fixedly welded to the outer surface of the upper end of the tensioning bar 411 , and the bottom end of the fixed top ring 413 abuts against the longitudinal clamping plate 412 .

[0040] The transverse deformation expansion member 42 includes:

[0041] A support portion 421, which contacts the top of the suspension beam 1;

[0042] The connecting portion 422 is disposed on both sides of the top of the supporting portion 421;

[0043] The collapse deformation portion 423 is disposed between the two sets of connection portions 422 .

[0044] The composite floor panel structure comprises reinforced joints 2 arranged on both sides of the floor panel, and two adjacent groups of reinforced joints 2 are overlapped on the top of a group of suspension beams 1.

[0045] The outer walls of the reinforced joints 2 on both sides of the floor panel are respectively provided with connecting grooves 201 and connecting shafts 202. The connecting shafts 202 are integrally cast inside the floor panel. One end of the connecting shaft 202 extending to the outside of the floor panel is movably plugged into the connecting groove 201. Anti-cracking mortar is used for pouring between the reinforced joints 2.

[0046] The top end of the tensioning bar 411 extends upward to between the two groups of the reinforced splicing parts 2 , and the bottom of the longitudinal clamping plate 412 abuts against the upper surface of the reinforced splicing part 2 .

[0047] The supporting portion 421 is movably disposed on the outer wall of the top end of the connecting shaft 202 , and the connecting portion 422 is in contact with the upper surface of the reinforced splicing portion 2 .

[0048] In summary, compared with the prior art, the present invention has the following beneficial effects:

[0049] The composite floor panel anti-cracking device is obtained by modifying the existing floor panels. A reinforced splicing part 2 is respectively provided on one side where two groups of floor panels are spliced. The reinforced splicing part 2 is connected by a connecting shaft 202 and a connecting groove 201. At the same time, the reinforced splicing parts 2 on both sides are overlapped on the top of the suspension beam 1. A longitudinal clamping piece 41 and a transverse deformation expansion piece 42 are provided on the top of the suspension beam 1. The reinforced splicing parts 2 on both sides are clamped by the longitudinal clamping piece 41 to avoid longitudinal prying. The transverse deformation expansion piece 42 is installed on the outer surface of the connecting shaft 202. When transverse expansion occurs after the top is poured, it can be collapsed through the collapse deformation part 423 to avoid squeezing and upward cracking, thereby achieving anti-cracking of the composite floor panel connection.

[0050] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A composite floor panel anti-cracking device, comprising a suspension beam (1) arranged at the bottom of the connection between two adjacent groups of floor panels, characterized in that: An anti-cracking connection piece (4) is provided at the top of the suspension beam (1), and the anti-cracking connection piece (4) comprises: A longitudinal clamping member (41) is arranged on the top of the suspension beam (1), and the longitudinal clamping member (41) is used to vertically clamp and fix two adjacent groups of floor panels; A transversely deformable and expandable member (42) is disposed between two adjacent groups of floor panels, the transversely deformable and expandable member (42) being used to laterally support the two adjacent groups of floor panels, and the transversely deformable and expandable member (42) is capable of collapsing and absorbing energy; A mesh cloth (3) is provided on the top of the longitudinal clamping piece (41).

2. The composite floor panel anti-cracking device according to claim 1, characterized in that: The longitudinal clamping member (41) comprises: The tensioning bars (411) are fixedly cast and arranged inside the suspension beam (1); A longitudinal splint (412) movably sleeved on the outer wall of the tensioning bar (411); A fixed top ring (413) is fixedly welded to the outer surface of the upper end of the tensioning bar (411), and the bottom end of the fixed top ring (413) abuts against the longitudinal clamping plate (412).

3. The composite floor panel anti-cracking device according to claim 2, characterized in that: The transversely deformable telescopic member (42) comprises: A support portion (421) which contacts the top of the suspension beam (1); A connecting portion (422) disposed on both sides of the top of the supporting portion (421); The collapse deformation portion (423) is arranged between the two sets of connection portions (422).

4. A composite floor panel structure, which is applicable to the composite floor panel anti-cracking device according to claim 3, characterized in that: The composite floor panel structure comprises reinforced splicing parts (2) arranged on both sides of the floor panel, and two adjacent groups of reinforced splicing parts (2) are overlapped on the top of a group of suspension beams (1).

5. A composite floor panel structure according to claim 4, characterized in that: The outer walls of the reinforced joint portion (2) on both sides of the floor panel are respectively provided with a connection groove (201) and a connection shaft (202); the connection shaft (202) is integrally cast inside the floor panel; one end of the connection shaft (202) extending outside the floor panel is movably plugged into the connection groove (201).

6. A composite floor panel structure according to claim 5, characterized in that: The top end of the tensioning reinforcement (411) extends upwards to between the two groups of reinforced splicing portions (2), and the bottom end of the longitudinal clamping plate (412) abuts against the upper surface of the reinforced splicing portion (2).

7. The composite floor panel structure according to claim 5, characterized in that: The support portion (421) is movably disposed on the outer wall of the top end of the connecting shaft (202), and the connecting portion (422) is in contact with the upper surface of the reinforced splicing portion (2).

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