CN217580590U - Connection structure of composite floor slab and cast-in-situ beam - Google Patents
Connection structure of composite floor slab and cast-in-situ beam Download PDFInfo
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- CN217580590U CN217580590U CN202221449238.9U CN202221449238U CN217580590U CN 217580590 U CN217580590 U CN 217580590U CN 202221449238 U CN202221449238 U CN 202221449238U CN 217580590 U CN217580590 U CN 217580590U
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Abstract
The utility model relates to a construction technical field discloses a coincide floor and cast-in-place beam connection structure, places the packing through the first position department of predetermineeing at first coincide floor and second coincide floor in advance, rejects the packing again after treating the fixed shaping of coincide floor and can dodge the recess in the first position department of predetermineeing of first coincide floor and second coincide floor formation. When the joint of the composite floor slab and the cast-in-place beam is constructed, the avoiding groove of the first composite floor slab and the avoiding groove of the second composite floor slab form an installation channel for penetrating the beam sleeve, and the beam sleeve can be directly fixed at the second preset position of the cast-in-place beam through the installation channel. The utility model discloses need not the scene and chiseling the beam penetrating casing's installation space on first coincide floor and second coincide floor, consequently can not damage first coincide floor and second coincide floor, and the installation passageway is according to beam penetrating casing size design, leaks thick liquid problem when can not appearing pouring, can guarantee construction quality when improving the efficiency of construction.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a coincide floor and cast-in-place roof beam connection structure.
Background
In the prior art, when the prefabricated composite floor slab and the cast-in-place beam are constructed at the joint position, in order to ensure the connection firmness between the prefabricated composite floor slab and the cast-in-place beam, one side of the prefabricated composite floor slab needs to extend into the beam side line of the cast-in-place beam by at least 10mm, so that the edge of the prefabricated composite floor slab is embedded into the concrete of the cast-in-place beam after the cast-in-place beam is poured.
After the prefabricated composite floor slab is fixed, a beam penetrating sleeve needs to be pre-buried at a preset position of the cast-in-place beam (below the joint of the cast-in-place beam and the prefabricated composite floor slab), and the beam penetrating sleeve is convenient for arranging penetrating wires and the like in a later-period house. However, because both sides of the cast-in-place beam extend into the beam side line, the distance between two adjacent prefabricated composite floors is smaller than the length of the beam-penetrating sleeve, and the beam-penetrating sleeve cannot be directly placed at a preset position. The traditional method is as follows: and a constructor chisels a certain space on the edges of two adjacent prefabricated composite floor slabs on site and then places a beam penetrating sleeve for fixing. However, the method is easy to cause cracking of the prefabricated composite floor slab in the drilling process, or the drilling space is large, so that slurry leakage and the like at the drilling position in the concrete pouring process are caused, the construction arrangement is complicated, and the construction quality is difficult to ensure.
SUMMERY OF THE UTILITY MODEL
Based on above problem, an object of the utility model is to provide a coincide floor and cast-in-place roof beam joint construction can conveniently install fixed beam bushing, and can avoid the coincide floor to damage, pour the emergence of lou thick liquid scheduling problem, and the efficiency of construction is high, and construction quality is guaranteed.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a composite floor slab and cast-in-place beam connecting structure comprises a first composite floor slab, a second composite floor slab, a cast-in-place beam and a beam penetrating sleeve, wherein detachable filling pieces are arranged at first preset positions on one side edges, close to each other, of the first composite floor slab and one side edge, close to each other, of the second composite floor slab, the filling pieces are configured to form avoiding grooves at the first preset positions, and mounting channels of the beam penetrating sleeve are formed between the avoiding grooves of the first composite floor slab and the avoiding grooves of the second composite floor slab;
and the cast-in-place beam is poured between the first composite floor slab and the second composite floor slab.
As the utility model discloses a coincide floor and cast-in-place roof beam connection structure's preferred scheme, the packing is the cystosepiment, the cystosepiment inlays to be located first coincide floor with in the concrete of second coincide floor.
As the utility model discloses a coincide floor and cast-in-place roof beam joint construction's preferred scheme, wear the sheathed tube length of roof beam to be X, the width of cast-in-place roof beam is Y, and X = Y.
As the utility model discloses a preferred scheme of coincide floor and cast-in-place roof beam connection structure, first coincide floor embedding the degree of depth of cast-in-place roof beam is L1, the embedding of second coincide floor the degree of depth of cast-in-place roof beam is L2, and L1 is more than or equal to 10mm, and L2 is more than or equal to 10mm.
As the utility model discloses a coincide floor and cast-in-place roof beam joint construction's preferred scheme, first coincide floor thickness the thickness of second coincide floor is H, wear the sheathed tube diameter of roof beam to be D, L1= L2, the length of cystosepiment is an, and the width is b, and thickness is c, and a = H, b = D, and c = L1.
As the utility model discloses a coincide floor and cast-in-place roof beam joint construction's preferred scheme, coincide floor and cast-in-place roof beam joint construction still include the steel reinforcement cage structure, the steel reinforcement cage structure inlays to be located in the concrete of cast-in-place roof beam.
As the utility model discloses a coincide floor and cast-in-place roof beam connection structure's preferred scheme, coincide floor and cast-in-place roof beam connection structure still include the fastener, it passes through to wear the roof beam sleeve the fastener is fixed in steel reinforcement cage is structural.
As the utility model discloses a coincide floor and cast-in-place roof beam connection structure's preferred scheme, the steel reinforcement cage is structural to be provided with horizontal strengthening rib, horizontal strengthening rib is on a parallel with first coincide floor with second coincide floor.
As the utility model discloses a coincide floor and cast-in-place roof beam joint construction's preferred scheme, first coincide floor with all be provided with a plurality of truss muscle on the second coincide floor.
As the utility model discloses a coincide floor and cast-in-place roof beam joint construction's preferred scheme, wear the roof beam sleeve pipe and form by corrosion resistant material preparation.
The beneficial effects of the utility model are that:
the utility model provides a coincide floor and cast-in-place roof beam connection structure, before first coincide floor of preparation and second coincide floor, place the packing in the first position department of predetermineeing of first coincide floor and second coincide floor in advance, then pour concrete formation first coincide floor and second coincide floor. And removing the filling piece after the first composite floor slab and the second composite floor slab are fixedly formed, so that an avoiding groove can be formed at the first preset position of the first composite floor slab and the second composite floor slab. When the joint of the composite floor slab and the cast-in-place beam is constructed, the avoiding groove of the first composite floor slab and the avoiding groove of the second composite floor slab which are adjacent form the mounting channel of the beam penetrating sleeve, the beam penetrating sleeve can be directly mounted and fixed at the second preset position of the cast-in-place beam through the mounting channel, and finally, concrete is poured between the first composite floor slab and the second composite floor slab to form the cast-in-place beam. Compared with the prior art, the utility model discloses on-spot when need not the construction chisels the beam penetrating casing's installation space on first coincide floor and second coincide floor, consequently can not damage the bulk strength of first coincide floor and second coincide floor, and installation passageway is according to beam penetrating casing size design, leaks the thick liquid problem when can not appearing pouring, can guarantee construction quality when improving the efficiency of construction.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic view of connection between a first composite floor slab and a second composite floor slab and a cast-in-place beam according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a first composite floor (a second composite floor) according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of the foam board of FIG. 3 after being removed;
fig. 5 is a schematic structural view of the through beam bushing.
In the figure:
1-a first composite floor slab; 2-a second composite floor slab; 3, casting a beam in situ; 4-beam-penetrating sleeve; 5-a foam board; 6-a steel reinforcement cage structure; 7-transverse reinforcing ribs; 8-truss ribs;
11-avoiding the groove.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the present embodiment provides a connection structure of a composite floor slab and a cast-in-place beam, which can be applied to the installation construction of the composite floor slab and the cast-in-place beam 3 of a house. The composite floor slab and cast-in-place beam connecting structure comprises a first composite floor slab 1, a second composite floor slab 2, a cast-in-place beam 3 and a beam penetrating sleeve 4.
Wherein, cast-in-place roof beam 3 is pour between first coincide floor 1 and second coincide floor 2, and first coincide floor 1 and second coincide floor 2 are close to one side border each other and all are provided with detachable filling member in first default position department, and the filling member is configured to can form in first default position department and dodge recess 11, forms the erection channel who wears roof beam sleeve pipe 4 between dodging recess 11 of first coincide floor 1 and the dodging recess 11 of second coincide floor 2.
The composite floor slab and cast-in-place beam connection structure provided by the embodiment is characterized in that before a first composite floor slab 1 and a second composite floor slab 2 are manufactured, a filling member is placed at a first preset position of the first composite floor slab 1 and the second composite floor slab 2 in advance, and then concrete is poured to form the first composite floor slab 1 and the second composite floor slab 2. And removing the filling parts after the first composite floor slab 1 and the second composite floor slab 2 are fixedly formed, so that an avoiding groove 11 can be formed at a first preset position of the first composite floor slab 1 and the second composite floor slab 2. When the joint of the composite floor slab and the cast-in-place beam 3 is constructed, the avoiding groove 11 of the first composite floor slab 1 and the avoiding groove 11 of the second composite floor slab 2 which are adjacent form an installation channel of the beam penetrating sleeve 4, the beam penetrating sleeve 4 can be directly installed and fixed at the second preset position of the cast-in-place beam 3 through the installation channel, and finally, concrete is poured between the first composite floor slab 1 and the second composite floor slab 2 to form the cast-in-place beam 3. Compared with the prior art, the composite floor slab and cast-in-place beam connection structure provided by the embodiment has the advantages that the installation space of the beam penetrating sleeve 4 is drilled on the first composite floor slab 1 and the second composite floor slab 2 on the site when construction is not needed, so that the overall strength of the first composite floor slab 1 and the second composite floor slab 2 cannot be damaged, the installation channel is designed according to the size of the beam penetrating sleeve 4, the slurry leakage problem during pouring cannot occur, and the construction quality can be guaranteed while the construction efficiency is improved.
Alternatively, referring to fig. 2 and 3, the filling member is a foam board 5, and the foam board 5 is embedded in the concrete of the first composite floor slab 1 and the second composite floor slab 2. Specifically, before prefabricating the first composite floor slab 1 and the second composite floor slab 2, a first preset position is located on the first composite floor slab 1 and the second composite floor slab 2 according to the installation position (namely, the second preset position, which is below the joint of the composite floor slab and the cast-in-place beam 3) of the beam-through sleeve 4 on the cast-in-place beam 3, and the foam plate 5 is embedded in the first preset position. And pouring concrete of the composite floor slab after pre-burying is finished, and removing the foam board 5 after forming, namely forming an avoiding groove 11 (shown in figure 4) at the first preset position so as to carry out pre-burying construction of the beam penetrating sleeve 4 at the second preset position of the cast-in-place beam 3 subsequently.
The packing of this embodiment adopts cystosepiment 5, easy to operate when rejecting in the later stage, and the efficiency of construction is high, and can not damage first coincide floor 1 and second coincide floor 2. Furthermore, the foam sheet 5 is easily available, enabling a reduction in material purchase costs.
Alternatively, referring to fig. 1 and 5, the length of the through-beam sleeve 4 is X, and the width of the cast-in-place beam 3 is Y, X = Y. The pipe length of wearing roof beam sleeve pipe 4 equals with cast-in-place roof beam 3's beam width promptly, wears roof beam sleeve pipe 4 and imbeds promptly in cast-in-place roof beam 3 after cast-in-place roof beam 3 pours, makes things convenient for later stage indoor arrangement to wear to establish electric wire etc..
Preferably, the beam-penetrating casing 4 is made of an anti-corrosion material, so that the corrosion speed of the beam-penetrating casing 4 can be delayed, and the service life can be prolonged. The anti-corrosion material can be stainless steel material or hard polyethylene plastic, and the like, and can be selected according to the building design requirement.
Alternatively, referring to fig. 1, the first laminated floor slab 1 is embedded in the cast-in-place beam 3 to a depth L1, the second laminated floor slab 2 is embedded in the cast-in-place beam 3 to a depth L2, L1 is larger than or equal to 10mm, and L2 is larger than or equal to 10mm. This size design can guarantee that first coincide floor 1 and second coincide floor 2 and cast-in-place roof beam 3 have sufficient area of contact, increases the fastness of coincide floor and cast-in-place roof beam 3 connection site. The specific size of L1 and L2 may be selected according to the design requirement of the house, and L1 and L2 may be equal or unequal.
Alternatively, referring to fig. 1, the thickness of the first composite floor slab 1 and the thickness of the second composite floor slab 2 are both H, and L1= L2. Referring to fig. 5, the diameter of the through beam sleeve 4 is D. Referring to fig. 3, the foam board 5 has a length a, a width b, and a thickness c. In this embodiment, a = H (not shown), b = D, and c = L1. The size of the avoiding groove 11 formed after the foam board 5 is removed is the same as that of the foam board 5, so that the mounting channel formed between the avoiding groove 11 of the first composite floor slab 1 and the avoiding groove 11 of the second composite floor slab 2 can just accommodate the beam penetrating sleeve 4, and the beam penetrating sleeve 4 can be smoothly mounted and fixed to the second preset position of the cast-in-place beam 3 through the mounting channel.
Preferably, L1= L2=10mm, i.e. the thickness of the foam board 5 is 10mm.
Optionally, referring to fig. 1, the composite floor slab and cast-in-place beam connection structure further includes a reinforcement cage structure 6, and the reinforcement cage structure 6 is embedded in the concrete of the cast-in-place beam 3. The steel reinforcement cage structure 6 can ensure the structural strength of the cast-in-place beam 3 and ensure the construction quality. During specific construction, a reinforcement cage structure 6 of the cast-in-place beam 3 needs to be erected in advance, the positions of the first composite floor slab 1 and the second composite floor slab 2 relative to the reinforcement cage structure 6 are fixed, and a beam penetrating sleeve 4 is installed at the second preset position. And finally, a pouring template is arranged outside the steel reinforcement cage structure 6 in a supporting mode, and concrete is poured in the pouring template, so that the cast-in-place beam 3 is formed.
Further, the connection structure of the composite floor slab and the cast-in-place beam further comprises a fastener, and the beam penetrating sleeve 4 is fixed on the reinforcement cage structure 6 through the fastener. The fastener can be iron wire or the like exemplarily, can firmly fix the beam-penetrating sleeve 4 on the reinforcement cage structure 6, and is simple to operate and easy to implement. In other embodiments, the through-girder sleeve 4 may be directly welded to the steel reinforcement cage structure 6 as long as the through-girder sleeve 4 can be firmly fixed.
Optionally, referring to fig. 1, the reinforcement cage structure 6 is provided with a transverse reinforcement 7, and the transverse reinforcement 7 is parallel to the first composite floor slab 1 and the second composite floor slab 2. The transverse reinforcing ribs 7 need to be erected on site, and after concrete is poured above the first composite floor slab 1 and the second composite floor slab 2, the transverse reinforcing ribs 7 are embedded into the concrete, so that the self strength of the cast-in-place beam 3 can be further improved.
Optionally, referring to fig. 1 and fig. 2, a plurality of truss ribs 8 are disposed on each of the first composite floor slab 1 and the second composite floor slab 2, and the plurality of truss ribs 8 can enhance the shear-resistant bearing capacity of the laminated layer of the first composite floor slab 1 and the second composite floor slab 2 and the prefabricated bottom plate.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. The structure for connecting the composite floor slabs and the cast-in-place beams is characterized by comprising a first composite floor slab (1), a second composite floor slab (2), the cast-in-place beams (3) and beam penetrating sleeves (4), wherein detachable filling pieces are arranged at first preset positions on the side edges, close to each other, of the first composite floor slab (1) and the second composite floor slab (2), the filling pieces are configured to form avoiding grooves (11) at the first preset positions, and an installation channel of the beam penetrating sleeves (4) is formed between the avoiding grooves (11) of the first composite floor slab (1) and the avoiding grooves (11) of the second composite floor slab (2);
and the cast-in-place beam (3) is poured between the first composite floor slab (1) and the second composite floor slab (2).
2. The structure for connecting a composite floor slab and a cast-in-place beam as claimed in claim 1, wherein the filling member is a foam board (5), and the foam board (5) is embedded in the concrete of the first composite floor slab (1) and the second composite floor slab (2).
3. The laminated floor slab and cast-in-place beam connection structure as claimed in claim 2, wherein the length of the beam penetrating sleeve (4) is X, the width of the cast-in-place beam (3) is Y, and X = Y.
4. The structure for connecting a laminated floor slab and a cast-in-place beam as claimed in claim 3, wherein the depth of the first laminated floor slab (1) embedded in the cast-in-place beam (3) is L1, the depth of the second laminated floor slab (2) embedded in the cast-in-place beam (3) is L2, L1 is more than or equal to 10mm, and L2 is more than or equal to 10mm.
5. The structure for connecting a laminated floor slab and a cast-in-place beam as claimed in claim 4, wherein the thickness of the first laminated floor slab (1) and the thickness of the second laminated floor slab (2) are both H, the diameter of the beam penetrating pipe (4) is D, L1= L2, the length of the foam board (5) is a, the width of the foam board is b, the thickness of the foam board is c, a = H, b = D, and c = L1.
6. The structure for connecting a composite floor slab and a cast-in-place beam as claimed in claim 1, further comprising a reinforcement cage structure (6), wherein the reinforcement cage structure (6) is embedded in the concrete of the cast-in-place beam (3).
7. A composite floor slab and cast-in-place beam connection construction according to claim 6, further comprising fasteners by which the through beam sleeves (4) are secured to the reinforcement cage structure (6).
8. A composite floor slab and cast-in-place beam connection structure as claimed in claim 6, characterized in that the reinforcement cage structure (6) is provided with transverse reinforcing bars (7), and the transverse reinforcing bars (7) are parallel to the first composite floor slab (1) and the second composite floor slab (2).
9. A composite floor slab and cast-in-place beam connection structure as claimed in any one of claims 1-8, characterized in that a plurality of truss ribs (8) are arranged on each of the first composite floor slab (1) and the second composite floor slab (2).
10. A laminated floor and cast-in-place beam connection construction according to any one of claims 1-8, characterised in that the through beam sleeve (4) is made of corrosion resistant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221449238.9U CN217580590U (en) | 2022-06-10 | 2022-06-10 | Connection structure of composite floor slab and cast-in-situ beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221449238.9U CN217580590U (en) | 2022-06-10 | 2022-06-10 | Connection structure of composite floor slab and cast-in-situ beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217580590U true CN217580590U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221449238.9U Active CN217580590U (en) | 2022-06-10 | 2022-06-10 | Connection structure of composite floor slab and cast-in-situ beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217580590U (en) |
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2022
- 2022-06-10 CN CN202221449238.9U patent/CN217580590U/en active Active
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