CN220504282U - Anti-cracking assembled building floor - Google Patents
Anti-cracking assembled building floor Download PDFInfo
- Publication number
- CN220504282U CN220504282U CN202321889086.9U CN202321889086U CN220504282U CN 220504282 U CN220504282 U CN 220504282U CN 202321889086 U CN202321889086 U CN 202321889086U CN 220504282 U CN220504282 U CN 220504282U
- Authority
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- China
- Prior art keywords
- connecting block
- cracking
- building floor
- reinforcing bar
- reinforcing
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Links
- 238000005336 cracking Methods 0.000 title claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 41
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 2
- 210000004884 grey matter Anatomy 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 4
- 239000011083 cement mortar Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides an anti-cracking assembled building floor slab, which comprises a floor slab body and a hollow reinforcing bar column, wherein the hollow reinforcing bar column is provided with a plurality of slurry flowing holes, reinforcing bars are arranged in the upper part and the lower part of the floor slab body, reinforcing bars are arranged between the upper reinforcing bar and the lower reinforcing bar, each reinforcing bar is connected by using a connecting bar, a first connecting block and a second connecting block are arranged on two sides of the floor slab body, the first connecting block is provided with a plurality of connecting grooves and a plurality of first connecting holes corresponding to the connecting grooves, the second connecting block is provided with connecting bolts corresponding to the number of the connecting grooves, the second connecting holes are arranged above the connecting bolts, the hollow reinforcing bar column penetrates through the first connecting holes or the connecting grooves and the second connecting holes to fix the two floor slab bodies, anti-cracking mortar is used for filling at the joint of the two floor slab bodies, and a high-toughness covering layer is fixed above the anti-cracking mortar.
Description
Technical Field
The utility model belongs to the field of building floor slabs, and particularly relates to an anti-cracking assembled building floor slab.
Background
All components of the fabricated building are prefabricated in a factory and then transported to a construction site for assembly, so that time and labor are saved, and the fabricated building has a lot of incomparable advantages, on one hand, because the traditional cast-in-situ construction is slow in progress, the support strength can be formed only after concrete is solidified, the next procedure is affected, on the other hand, the cast-in-situ construction can bring about the problem of environmental noise, the urban capacity is affected, at present, when the fabricated building floor is used, people generally directly splice two prefabricated floors together, then concrete is poured between the two prefabricated floors, the two prefabricated floors are connected into a whole through concrete, in the connection mode, the two prefabricated floors are not fixed firmly enough, and the connection part of the two prefabricated floors is easy to crack.
If the prefabricated floor crack prevention structure with the bulletin number of CN218205135U is adopted, two floor slabs are assembled in a back-off way, and the connecting bolts are arranged to penetrate through the upper end connecting plates and the lower end connecting plates, so that the two connecting blocks are fixed in the relative position in the horizontal direction, the upper and lower stress of the floor slabs is uniform, the surface of the floor slabs is prevented from cracking, but the problem of easy cracking of the connecting parts of the floor slabs is not solved, and the connecting parts of the floor slabs still can be cracked after long-term use.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an anti-cracking assembled building floor.
The technical aim of the utility model is realized by the following scheme:
the utility model provides an anticracking assembled building floor, contains floor body and hollow reinforcing bar post is equipped with a plurality of thick liquid holes, this internal edge of floor is equipped with symmetrical at least a set of reinforcing bar net about, be equipped with the strengthening rib between the reinforcing bar net, every connect with the connecting rib between the strengthening rib, the both sides of floor body are equipped with first connecting block and second connecting block, first connecting block is equipped with a plurality of spread grooves, the spread groove is equipped with first connecting hole perpendicularly, and first connecting hole runs through first connecting block upper and lower extreme, the second connecting block is equipped with the connecting bolt that corresponds to the spread groove quantity, the connecting bolt top is equipped with the second connecting hole, hollow reinforcing bar post passes first connecting hole with second connecting hole is fixed two floor bodies, or hollow reinforcing bar post passes the spread groove with second connecting hole is fixed two floor bodies; and filling the joint of the two floor slab bodies with anti-cracking mortar, and fixing the high-toughness covering layer above the anti-cracking mortar by using structural adhesive.
Furthermore, the reinforcing ribs are I-shaped reinforcing steel bars, and the reinforcing ribs are welded with the connecting ribs.
Further, the connecting bolt is vertically and fixedly arranged on the second connecting block.
Further, the inner diameters of the first connecting hole and the second connecting hole are larger than the outer diameter of the hollow steel bar column, a plurality of grouting holes are formed in the side face of the hollow steel bar column, and a grouting opening is formed in the hollow part.
Further, after the hollow steel bar columns fix the two floor slab bodies, slurry is injected into the grouting openings.
Further, the first connecting block with the second connecting block upper end all is equipped with first ladder, first connecting block with the second connecting block lower extreme all is equipped with the second ladder, works as first connecting block with when the second connecting block is pieced together, two first ladder constitutes the recess, two the second ladder constitutes the recess.
Further, the anti-cracking mortar is filled above the groove.
Further, the high-toughness covering layer is a reinforcing mesh or an anti-cracking mesh cloth.
Further, a gray layer is arranged above the high-toughness shielding layer.
Compared with the prior art, the utility model has the following advantages:
(1) The H-shaped steel bars can make the floor surface more compression-resistant.
(2) The anti-cracking mortar has the advantages of strong adhesion, cracking resistance, water resistance, freezing resistance and high sun-proof performance, and can effectively solve the common problems of building quality such as cracking and hollowing of cement mortar bottoms and paint of assembled building floor slabs, falling off and the like.
(3) The reinforcing mesh and the high-toughness covering layer can enable loads born by the joint of the two floors to be uniformly dispersed, and the cracking resistance of the wall is improved.
Drawings
FIG. 1 is a schematic illustration of an assembled building floor in accordance with a preferred embodiment of the present utility model;
fig. 2 is a schematic view of a hollow reinforcing bar column according to a preferred embodiment of the present utility model;
FIG. 3 is a schematic illustration of a floor slab body connection according to a preferred embodiment of the present utility model;
FIG. 4 is a schematic view of a treatment recess at a floor slab body joint according to a preferred embodiment of the utility model;
fig. 5 is a schematic cross-sectional view of a floor slab body structure according to a preferred embodiment of the present utility model.
In the figure: 1. a floor body; 2. a first connection block; 3. a second connection block; 4. a connection groove; 5. a first connection hole; 6. a connecting bolt; 7. a second connection hole; 8. hollow steel bar columns; 9. a first step; 10. a second step; 11. a grouting port; 12. a pulp flow hole; 13. anti-cracking mortar; 14. a high-toughness covering layer; 15. an ash layer; 16. a reinforcing mesh; 17. reinforcing ribs; 18. a connecting rib; 19. a groove.
Detailed Description
The following examples of the present utility model are described in detail, and are given by way of illustration of the present utility model, but the scope of the present utility model is not limited to the following examples.
An anti-cracking assembled building floor comprises a floor body 1 and a hollow steel bar column 8 as shown in the figure.
In this embodiment, the reinforcing mesh 16 is disposed up and down inside the floor slab body 1, reinforcing ribs 17 are disposed between the upper and lower reinforcing mesh 16, the reinforcing ribs 17 are all "i" -shaped reinforcing bars, each reinforcing rib 17 is connected with a connecting rib 18, the reinforcing ribs 17 are electrically welded with the connecting ribs 18, and the toughness of the floor slab body can be enhanced by the method, so that cracks are not easy to occur in the floor slab body.
In this embodiment, a first connecting block 2 and a second connecting block 3 are disposed on two sides of the floor slab body 1, the first connecting block 2 is provided with a plurality of connecting grooves 4, the connecting grooves 4 are vertically provided with first connecting holes 5, the first connecting holes 5 penetrate through the upper end and the lower end of the first connecting block 2, the second connecting block 3 is provided with connecting bolts 6 corresponding to the number of the connecting grooves 4, and the hollow steel bar columns 8 penetrate through the first connecting holes 5 and the second connecting holes 7 to fix two floor slab bodies 1, or the hollow steel bar columns 8 penetrate through the connecting grooves 4 and the second connecting holes 7 to fix two floor slab bodies 1.
In this embodiment, the inner diameters of the first connecting hole 5 and the second connecting hole 7 are both larger than the outer diameter of the hollow steel bar column 8, a plurality of grouting holes 12 are formed in the side surface of the hollow steel bar column 8, and a grouting opening 11 is formed in the hollow part. After the hollow steel bar columns 8 fix the two floor slab bodies 1, a small amount of gaps are reserved between the hollow steel bar columns 8 and the first connecting holes 5 and between the hollow steel bar columns and the second connecting holes 7, and mud is injected into the grouting openings 11, so that the two floor slab bodies 1 can be connected more firmly.
The anti-cracking mortar 13 in the present embodiment is filled above the groove 19 formed by the first connecting block 2 and the second connecting block 3. The anti-cracking mortar 13 has the advantages of strong adhesion, cracking resistance, water resistance, freezing resistance and high sun-proof performance, can effectively solve the common problems of building quality such as cracking, hollowing, falling off of cement mortar bottoms and paint of assembled building floor slabs, and can be used as a first layer anti-cracking material.
The high-toughness covering layer 14 in this embodiment is fixed on the anti-cracking mortar 13 by using structural adhesive, and the high-toughness covering layer 14 is a reinforcing mesh or an anti-cracking mesh fabric, and the anti-cracking mesh fabric includes, but is not limited to, glass fiber alkali-resistant mesh fabric, non-woven fabric, indeed good fabric and other materials. The reinforcing mesh or the anti-cracking mesh cloth can enable loads born by the joint of the two floors to be uniformly dispersed, and improves the cracking resistance of the wall.
In conclusion, the inside reinforcing bar net that is equipped with of floor body, "worker" reinforcing bar, connecting rib prevention floor body appear the crack, two the connected mode of floor body has two, but parallel connection, but also perpendicular connection, adaptation more scene uses, use at the junction of two the floor body anti-crack mortar fills, anti-crack mortar has the bonding strength, crack, waterproof, freeze, advantage that the sun-proof performance is high, can effectively solve building quality common problems such as assembled building floor cement mortar bottom and coating chap, hollowing, drop, can regard as first layer crack control material, anti-crack mortar top is with fixed high tough covering layer of structural adhesive, high tough covering layer is reinforcing bar net piece or anti-crack grid cloth, anti-crack grid cloth includes but is not limited to glass fiber alkali-resistant grid cloth, non-woven fabrics, does materials such as good cloth. The reinforcing mesh or the anti-cracking mesh cloth can enable loads born by the joint of the two floors to be uniformly dispersed, and improves the cracking resistance of the wall.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model without requiring creative effort by one of ordinary skill in the art. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by a person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (8)
1. The utility model provides an anti-cracking assembled building floor, contains floor body (1) and hollow reinforcing bar post (8), its characterized in that, hollow reinforcing bar post (8) are equipped with a plurality of thick liquid holes (12), be equipped with symmetrical at least a set of reinforcing bar net (16) along upper and lower inner wall in floor body (1), be equipped with strengthening rib (17) between reinforcing bar net (16), every connect with connecting rib (18) between strengthening rib (17), the both sides of floor body (1) are equipped with first connecting block (2) and second connecting block (3), first connecting block (2) are equipped with a plurality of connecting grooves (4), connecting groove (4) are equipped with first connecting hole (5) perpendicularly, and first connecting hole (5) run through first connecting block (2) upper and lower extreme, second connecting block (3) are equipped with connecting bolt (6) corresponding to connecting groove (4) quantity, connecting bolt (6) top is equipped with second connecting hole (7); the hollow steel bar column (8) passes through the first connecting hole (5) and the second connecting hole (7) to fix the two floor slab bodies (1), or the hollow steel bar column (8) passes through the connecting groove (4) and the second connecting hole (7) to fix the two floor slab bodies (1); and filling the joint of the two floor slab bodies (1) with anti-cracking mortar (13), and fixing a high-toughness covering layer (14) above the anti-cracking mortar (13) by using structural adhesive.
2. Building floor according to claim 1, characterized in that the reinforcing ribs (17) are all "i" -shaped reinforcing bars, the reinforcing ribs (17) being welded to the connecting ribs (18).
3. Building floor according to claim 1, characterized in that the connecting stud (6) is mounted vertically fixed to the second connecting block (3).
4. The building floor according to claim 1, wherein the inner diameters of the first connecting hole (5) and the second connecting hole (7) are larger than the outer diameter of the hollow steel bar column (8), a plurality of grouting holes (12) are formed in the side face of the hollow steel bar column (8), and a grouting opening (11) is formed in the hollow part.
5. Building floor according to claim 1, characterized in that the first connecting block (2) and the second connecting block (3) are provided with a first step (9) at the upper end, the first connecting block (2) and the second connecting block (3) are provided with a second step (10) at the lower end, when the first connecting block (2) and the second connecting block (3) are assembled together, two first steps (9) form a groove (19), and two second steps (10) form a groove (19).
6. Building floor according to claim 5, characterized in that the anti-crack mortar (13) fills in above the groove (19).
7. Building floor according to claim 1, characterized in that the high-toughness covering layer (14) is a reinforcing mesh or an anti-cracking mesh.
8. Building floor according to claim 1, characterized in that above the high-toughness covering layer (14) a layer of grey matter (15) is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321889086.9U CN220504282U (en) | 2023-07-17 | 2023-07-17 | Anti-cracking assembled building floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321889086.9U CN220504282U (en) | 2023-07-17 | 2023-07-17 | Anti-cracking assembled building floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220504282U true CN220504282U (en) | 2024-02-20 |
Family
ID=89865188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321889086.9U Active CN220504282U (en) | 2023-07-17 | 2023-07-17 | Anti-cracking assembled building floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220504282U (en) |
-
2023
- 2023-07-17 CN CN202321889086.9U patent/CN220504282U/en active Active
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