CN215858477U - Prefabricated floor and connection structure of prefabricated floor and support - Google Patents
Prefabricated floor and connection structure of prefabricated floor and support Download PDFInfo
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- CN215858477U CN215858477U CN202122381847.7U CN202122381847U CN215858477U CN 215858477 U CN215858477 U CN 215858477U CN 202122381847 U CN202122381847 U CN 202122381847U CN 215858477 U CN215858477 U CN 215858477U
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- precast floor
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Abstract
The utility model discloses a prefabricated floor slab and a connection structure of the prefabricated floor slab and a support, which comprises a prefabricated floor slab body, wherein the prefabricated floor slab body is provided with round holes, the round holes penetrate through the left end and the right end of the prefabricated floor slab body, and part of the round holes are used for accommodating reinforcing mesh sheets; the top surface of the prefabricated floor slab body is provided with grouting openings, the grouting openings are positioned above part of the round holes, and the upper edge and the lower edge of the prefabricated floor slab body are provided with nuts at intervals; the connecting structure comprises a support and a prefabricated floor, the prefabricated floor body can be placed in the support, the upper side and the lower side of the prefabricated floor body are connected with the support through nuts, the left side and the right side of the prefabricated floor body are connected with the support through reinforcing meshes arranged in round holes, and grouting materials are filled at the joint of the prefabricated floor body and the support; the utility model has the advantages of simple production, simple and efficient construction efficiency, convenient transportation, small workload and firmer structure.
Description
Technical Field
The utility model relates to the field of buildings, in particular to a prefabricated floor slab and a connection structure of the prefabricated floor slab and a support.
Background
The floor of conventional assembled concrete structure building generally adopts the coincide form, and it is regional with the on-the-spot post-cast concrete of support handing-over position reservation at the floor, and the prefabricated bottom plate of superimposed sheet stretches into about 0 ~ 10mm in the wall crown, stretches into the connecting reinforcement simultaneously, and the regional ligature reinforcing bar of upper portion coincide of superimposed sheet stretches into above-mentioned post-cast concrete region, and the concrete is pour on the playback site, and such floor and connection structure have obvious defect: 1. the top of the prefabricated wallboard extends out of the steel bar to influence production, construction efficiency and transportation; 2. the work load of binding the reinforcing steel bars and pouring the concrete is large, the construction process is complex, and the efficiency is lower.
It can be seen that the above-mentioned conventional floor slab with concrete structure still has inconvenience and disadvantages in construction and use, and further improvement is needed. How to create a precast floor slab and a connection structure of the precast floor slab and a support which have the advantages of simple production, simple construction, high efficiency, convenient transportation, small workload and firmer structure, and become the target of improvement in the current industry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a prefabricated floor slab and a connection structure of the prefabricated floor slab and a support, which has the advantages of simple production, simple construction, high efficiency, convenient transportation, small workload and firmer structure, thereby overcoming the existing defects.
In order to solve the technical problems, the utility model provides a precast floor slab, which comprises a precast floor slab body, wherein the precast floor slab body is provided with round holes, the round holes penetrate through the left end and the right end of the precast floor slab body, and part of the round holes are used for accommodating reinforcing mesh sheets; the top surface of the prefabricated floor slab body is provided with a grouting opening, the grouting opening is positioned above part of the round holes, and nuts are arranged on the upper edge and the lower edge of the prefabricated floor slab body at intervals.
As an improvement of the utility model, a part of the round holes are also provided with reinforcing steel bar meshes) which are placed below the grouting opening; and/or the periphery of the top of the prefabricated floor slab body is provided with rectangular cut edges.
As a further improvement of the utility model, the width of the rectangular cutting edge is not less than 50 MM.
In order to solve the technical problem, the utility model further provides a connection structure of the prefabricated floor slab and the support, which comprises the support and a plurality of prefabricated floor slabs, wherein the prefabricated floor slab body can be placed in the support, the upper side and the lower side of the prefabricated floor slab body are connected with the support through nuts, the left side and the right side of the prefabricated floor slab body are connected with the support through reinforcing mesh sheets arranged in round holes, and grouting materials are filled at the connection part of the prefabricated floor slab body and the support.
As a further improvement of the utility model, the connecting structure further comprises a base slurry, the bottom of the prefabricated floor slab body is connected with the base slurry, and the base slurry is connected with the support.
As a further improvement of the utility model, the width of the prefabricated floor slab body placed on the support is not less than 50 mm.
As a further improvement of the utility model, the support is a wall, the connecting structure further comprises a first connecting corner fitting and a mortar plugging block, and a first nut is embedded in the side edge of the wall; the first connecting corner piece is provided with a first bolt and a second bolt;
the second bolt of the first connecting corner fitting is connected with a nut on the prefabricated floor slab body, and the first bolt is connected with a first nut on the wall;
one end of the reinforcing mesh is connected with the wall, and the other end of the reinforcing mesh is filled with a mortar plugging block.
As a further improvement of the utility model, when the wall is a center wall, the prefabricated floor slab bodies are respectively arranged on two sides of the center wall and are connected with the reinforcing mesh through reinforcing meshes, and grouting materials are filled at the joints of the reinforcing meshes and the reinforcing meshes.
As a further improvement of the utility model, the support is a beam and comprises a connecting straight plate, a U-shaped opening is also preset on the precast floor slab body, a fifth bolt and a sixth bolt are arranged on the connecting straight plate, a third nut is pre-embedded on the edge beam, the fifth bolt penetrates through the U-shaped opening and is connected with the third nut, and the sixth bolt is connected with the nut on the precast floor slab body.
As a further improvement of the utility model, when the beam is a central beam, the prefabricated floor slab bodies are respectively arranged on two sides of the central beam, and the fifth bolt and the sixth bolt on the connecting straight plate are respectively connected with nuts on the two prefabricated floor slab bodies.
After adopting such design, the utility model has at least the following advantages:
1. the prefabricated floor slab body is provided with the round hole, the surface is provided with the grouting opening, and the upper edge and the lower edge of the prefabricated floor slab body are provided with the nuts at intervals, so that the prefabricated floor slab is simple in production, convenient to transport and firm in structure.
2. The round hole on the prefabricated floor slab body is also provided with a steel bar net piece, so that the prefabricated floor slab structure is firmer.
3. The width of the rectangular cut edge is not less than 50mm, so that the construction of the prefabricated floor slab is simple, and the efficiency is high.
4. The prefabricated floor body is connected with the support through the nut on upper and lower limit, is connected with the support through the reinforcing bar net piece on the left right, makes the connection structure construction of its prefabricated floor and support simple, efficient, the work load is little, the structure is more firm.
Drawings
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description.
Fig. 1 is a schematic structural view (top view) of a precast floor slab of the present invention.
Fig. 2 is a side view (in section) of a precast floor slab of the present invention.
Fig. 3 is a schematic view of the connection structure of the upper and lower edges of a prefabricated floor slab and a wall (edge wall) according to the present invention.
Fig. 4 is a schematic view of the connection structure of the upper and lower edges of the prefabricated floor slab and the wall (central wall) according to the present invention.
Fig. 5 is a schematic view of the connection structure of the left and right sides of the prefabricated floor slab and the wall (edge wall) according to the present invention.
Fig. 6 is a schematic view of the connection structure of the left and right sides of the prefabricated floor slab and the wall (central wall) according to the present invention.
Fig. 7 is a schematic view showing a connection structure of upper and lower edges of a precast floor slab to girders (edge girders) according to the present invention.
Fig. 8 is a schematic view showing a connection structure of upper and lower edges of a precast floor slab to girders (edge girders) according to the present invention.
In the figure, 1-prefabricated floor body, 102-grouting port, 103-nut, 104-reinforcing mesh, 105-round hole, 106-rectangular cut edge, 2-first connecting corner piece, 201-first bolt, 202-second bolt, 3-mortar, 4-first nut, 5-second connecting corner piece, 501-third bolt, 502-fourth bolt, 6-second nut, 7-mortar block, 8-connecting straight plate, 801-fifth bolt, 802-sixth bolt, 9-U-shaped port and 10-third nut.
Detailed Description
The present invention provides a prefabricated floor slab and a connection structure of the prefabricated floor slab and a pedestal, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar parts or parts having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", "center", and the like are based on the orientations or positional relationships shown in the drawings and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should 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, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1-8, the width of the precast floor slab body 1 extending into the peripheral wall or beam is not less than 50mm, and a rectangular cut 106 is reserved at the top of the extending part to form a cast-in-place concrete area of the wall or beam; the upper edge and the lower edge of the prefabricated floor slab body 1 are provided with embedded nuts 103 at intervals, and are structurally connected with surrounding walls or beams by adopting connecting steel plates and bolts, so that the prefabricated floor slab is prevented from falling off due to excessive deformation under the action of wind, earthquake, temperature and the like;
the left end and the right end of the prefabricated floor slab body 1 are provided with through round holes 105, the round holes 105 penetrate through the left end and the right end of the prefabricated floor slab body 1, a reinforcing steel bar mesh piece 104 is placed in a part of the round holes by utilizing a cavity of the round holes, a grouting opening 102 is formed in the top surface of the prefabricated floor slab body 1 above the reinforcing steel bar mesh piece 104, and the grouting opening 102 is positioned above the round holes 105 partially provided with the reinforcing steel bar mesh piece 104;
install mortar shutoff piece 7 in fixed area, prevent that reinforcing bar net piece 104 from stretching into round hole 105 too much, insert reinforcing bar net piece 104, reinforcing bar net piece 104 one end is fixed in the level of wall or roof beam then fills the grout, and other end one end is fixed in mortar shutoff piece 7 of round hole 105, then fills the grout from grout mouth 102, makes prefabricated floor body 1 and wall or roof beam all around link as an organic whole, makes its wholeness good, and the structure is firm.
Example 2
Referring to fig. 4-8, the prefabricated floor slab body 1 can be placed in the support, the upper and lower sides of the prefabricated floor slab body 1 are connected with the support through the nuts 103 and the connecting angle plates or the connecting straight plates, the left and right sides of the prefabricated floor slab body 1 are connected with the support through the reinforcing mesh sheets 104 arranged in the circular holes, the width of the joint of the bottom of the prefabricated floor slab body 1 and the support is not less than 50mm, the sitting slurry 3 is coated, the prefabricated floor slab body 1 can be placed more horizontally by the sitting slurry 3, and the grouting material is poured into the joint of the prefabricated floor slab body 1 and the support, so that the prefabricated floor slab and the support can be structurally connected.
Example 2
Referring to fig. 3, a prefabricated floor slab body 1 is placed in a wall, the width of the wall placed on the upper side and the lower side of the prefabricated floor slab body 1 is not less than 50mm, grouting material is filled at the joint of the upper side and the lower side of the prefabricated floor slab body 1 and an edge wall, a setting material 3 is filled at the bottom of the prefabricated floor slab body 1 and connected with the wall, a first nut 4 is embedded in the position, close to the prefabricated floor slab body 1, of the side edge of the wall, a first connecting corner piece 2 is provided with a first bolt 201 and a second bolt 202, the first bolt 201 is fixedly connected with the first nut 4 on the wall, and the second bolt 202 is fixed with a nut 103 on the prefabricated floor slab body 1, so that the connection between the prefabricated floor slab and the wall is firmer.
Example 3
Referring to fig. 4, on the basis of example 2, prefabricated floor bodies 1 are respectively arranged on two sides of a central wall, the upper and lower sides of each prefabricated floor body 1 are placed in the central wall, a grouting material is filled between the two prefabricated floor bodies 1, and the bottoms of the two prefabricated floor bodies 1 are connected with a wall grouting material 3; a second nut 6 is embedded in the wall, and the second nut 6 is embedded in a staggered position on the opposite surface corresponding to the first nut 4, so that the two nuts cannot collide; the second connecting corner fitting 5 is provided with a third bolt 501 and a fourth bolt 502; the fourth bolt 502 is connected with the nut 103 on the other precast floor slab body 1, and the third nut 501 is connected with the second nut 6 on the wall; therefore, the installation of the plurality of prefabricated floor slabs on the central wall by the connecting angle plates is firmer, the wet operation is reduced, the dry operation is taken as the main operation, and the construction is simple and the efficiency is high.
Example 4
Referring to fig. 5, the left and right sides of the prefabricated floor slab body 1 are placed in the edge wall or on the edge beam, one end of a steel bar mesh piece 104 in the prefabricated floor slab body 1 is connected with the wall, then grouting material is poured from the wall, and the other end of the steel bar mesh piece 104 is filled with a mortar block; the bottom of the prefabricated floor slab body 1 is connected with the wall by the setting slurry 3, and the construction makes the connection of the prefabricated floor slab body 1 and the wall more firm.
Example 5
Referring to fig. 6, on the basis of example 4, left and right sides of a plurality of prefabricated floor bodies 1 are placed in a center wall or on a center sill, and another prefabricated floor body 1 is installed in the opposite direction of the first prefabricated floor body 1 such that two prefabricated floor bodies 1 are installed on the center wall. The reinforcing mesh sheets 104 of the two prefabricated floor slab bodies 1 are connected, and then grouting material is poured for filling.
Example 6
Referring to fig. 7, the upper edge and the lower edge of a prefabricated floor slab body 1 are placed on a beam, grout is applied to the bottom of the prefabricated floor slab body 1, the grout is poured between the prefabricated floor slab body 1 and the beam, a U-shaped opening 9 is preset in the prefabricated floor slab body 1, a fifth bolt 801 and a sixth bolt 802 are arranged on a connecting straight plate 8, a third nut 10 is also pre-embedded in the beam, the fifth bolt 801 penetrates through the U-shaped opening 9 to be connected with the third nut 10, and then the sixth bolt 802 is fixedly installed with a nut 103 on the prefabricated floor slab body 1, so that the prefabricated floor slab body 1 and the beam are constructed by connecting the straight plates, and the prefabricated floor slab body is firmer.
Example 7
Referring to fig. 8, on the basis of example 6, the upper and lower sides of a plurality of prefabricated floor bodies 1 are placed on a central beam, the bottom of the plurality of prefabricated floor bodies 1 is coated with a setting slurry 3 and installed on the central beam, two prefabricated floor bodies 1 are respectively installed on a nut 103 through a fifth bolt 801 and a sixth bolt 802 on a connecting straight plate 8, and then a grouting material is poured into a gap, so that the prefabricated floor bodies 1 and the beam are more firmly constructed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention in any way, and it will be apparent to those skilled in the art that the above description of the present invention can be applied to various modifications, equivalent variations or modifications without departing from the spirit and scope of the present invention.
Claims (10)
1. The prefabricated floor slab is characterized by comprising a prefabricated floor slab body (1), wherein the prefabricated floor slab body (1) is provided with round holes (105), the round holes (105) penetrate through the left end and the right end of the prefabricated floor slab body (1), and part of the round holes (105) are used for accommodating reinforcing mesh sheets (104); the prefabricated floor slab is characterized in that a grouting opening (102) is formed in the top surface of the prefabricated floor slab body (1), the grouting opening (102) is located above part of the round hole (105), and nuts (103) are arranged on the upper edge and the lower edge of the prefabricated floor slab body (1) at intervals.
2. The precast floor slab according to claim 1, wherein part of the circular holes (105) are further provided with a steel mesh (104), and the steel mesh (104) is placed below the grouting port (102); and/or the periphery of the top of the precast floor slab body (1) is provided with a rectangular cutting edge (106).
3. The precast floor slab of claim 2, characterized in that the rectangular cut edge (106) is not less than 50MM wide.
4. A connection structure of a precast floor slab and a support is characterized by comprising a support and a plurality of precast floor slabs according to any one of claims 1 to 3, wherein the precast floor slab body (1) can be placed in the support, the upper side and the lower side of the precast floor slab body (1) are connected with the support through nuts (103), the left side and the right side of the precast floor slab body (1) are connected with the support through reinforcing mesh sheets (104) arranged in round holes (105), and grouting materials are filled at the connection part of the precast floor slab body (1) and the support.
5. The precast floor slab and support connection structure according to claim 4, further comprising a setting slurry (3), wherein the bottom of the precast floor slab body (1) is connected with the setting slurry (3), and the setting slurry (3) is connected with the support.
6. A precast floor slab and support connection structure according to claim 5, wherein the precast floor slab body (1) is placed on the support with a width of not less than 50 mm.
7. The prefabricated floor slab and support connection structure of any one of claims 4 to 6, wherein the support is a wall, the connection structure further comprises a first connecting corner fitting (2) and a mortar block (7), and a first nut (4) is embedded in the upper side edge of the wall; a first bolt (201) and a second bolt (202) are arranged on the first connecting corner piece (2);
a second bolt (202) of the first connecting corner fitting (2) is connected with a nut (103) on the prefabricated floor slab body (1), and a first bolt (201) is connected with a first nut (4) on a wall;
one end of the steel bar net piece (104) is connected with the wall, and the other end of the steel bar net piece (104) is filled with the mortar plugging block (7).
8. The precast floor slab and support connection structure according to claim 7, wherein the precast floor slab body (1) is provided at both sides of a central wall, respectively, when the wall is the central wall,
the reinforcing steel bar net piece (102) is connected with the reinforcing steel bar net piece (102), and grouting materials are filled at the joint of the reinforcing steel bar net piece (102) and the reinforcing steel bar net piece (102).
9. The connection structure of the precast floor slab and the support according to any one of claims 4 to 6, wherein the support is a beam and comprises a connecting straight plate (8), a U-shaped opening (9) is preset on the precast floor slab body (1), a fifth bolt (801) and a sixth bolt (802) are arranged on the connecting straight plate (8), a third nut (10) is embedded on the edge beam, the fifth bolt (801) penetrates through the U-shaped opening (9) to be connected with the third nut (10), and the sixth bolt (802) is connected with the nut (103) on the precast floor slab body (1).
10. The structure for connecting precast floor slabs and supports according to claim 9, wherein when the beam is a central beam, the precast floor slab bodies (1) are respectively arranged on both sides of the central beam, and the fifth bolt (801) and the sixth bolt (802) of the connecting straight plate (8) are respectively connected with the nuts (103) of the two precast floor slab bodies (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122381847.7U CN215858477U (en) | 2021-09-29 | 2021-09-29 | Prefabricated floor and connection structure of prefabricated floor and support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122381847.7U CN215858477U (en) | 2021-09-29 | 2021-09-29 | Prefabricated floor and connection structure of prefabricated floor and support |
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| Publication Number | Publication Date |
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| CN215858477U true CN215858477U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122381847.7U Active CN215858477U (en) | 2021-09-29 | 2021-09-29 | Prefabricated floor and connection structure of prefabricated floor and support |
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| CN (1) | CN215858477U (en) |
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- 2021-09-29 CN CN202122381847.7U patent/CN215858477U/en active Active
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