CN210562953U - Prefabricated plate and coincide floor - Google Patents
Prefabricated plate and coincide floor Download PDFInfo
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- CN210562953U CN210562953U CN201920701245.5U CN201920701245U CN210562953U CN 210562953 U CN210562953 U CN 210562953U CN 201920701245 U CN201920701245 U CN 201920701245U CN 210562953 U CN210562953 U CN 210562953U
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Abstract
The utility model discloses a prefabricated plate and coincide floor relates to assembly type building technical field, for solving current prefabricated plate construction degree of difficulty height, consume man-hour longer to mould reuse rate is low, problem with high costs invents. The precast slab comprises a slab body, wherein a plurality of strip-shaped grooves with axial leads perpendicular to corresponding edges are formed in each edge of the surface of the slab body, which is used for pouring a concrete cast-in-place layer, and the strip-shaped grooves penetrate through the surface of the slab body, which is used for pouring the concrete cast-in-place layer; the strip-shaped grooves are used for assembling first reinforcing steel bars, and the first reinforcing steel bars are used for improving the bearing performance of the plate body after concrete is poured; the utility model discloses a prefabricated plate is used for the construction.
Description
Technical Field
The utility model relates to an assembly type structure technical field especially relates to a prefabricated plate and coincide floor.
Background
With the development of modern industrial technology, the building of houses can also be made in batches, as in machine production, by transporting prefabricated house components to the construction site for assembly. The assembly type building has high construction speed and low production cost, so the assembly type building is rapidly popularized and developed all over the world.
Precast slabs are floors used in early buildings, and are precast concrete members that are formed in advance in factories and directly transported to construction sites for installation, so they are called precast slabs. When the precast slab is manufactured, a hollow model is manufactured by using a wood plate, reinforcing steel bars are arranged at the hollow part of the model, then the hollow part is filled with cement, the wood plate is removed after the cement is solidified, and the remaining solidified cement slab is the precast slab.
The prefabricated slab comprises a supporting beam and a bearing wall, wherein the supporting beam and the bearing wall are used as supports for the prefabricated slab during building construction, a steel reinforcement cage is required to be arranged in a gap between two adjacent prefabricated slabs, and the two prefabricated slabs are respectively connected with the steel reinforcement cage, so that a part of steel reinforcement embedded in the prefabricated slab is required to be positioned outside the prefabricated slab, the steel reinforcement positioned outside the prefabricated slab extends into the steel reinforcement cage arranged between the two prefabricated slabs and bends and fixes the part extending into the steel reinforcement cage, after the prefabricated slab is spliced, wood molds are built around the spliced prefabricated slab, then concrete is poured on the top surface of the prefabricated slab to form a concrete cast-in-place layer, so that the spliced prefabricated slab meets the requirement of bearing load, and when the concrete cast-in-place layer is solidified, the prefabricated slab and the prefabricated slab jointly form a laminated floor. However, such prefabricated panels are not only complex to operate and labor-consuming in the construction process, but also need to embed steel bars at different positions according to stress requirements during the prefabrication process because of the different sizes of the prefabricated panels, so that holes need to be formed in the model at positions corresponding to the steel bars outside the prefabricated panels when the prefabricated panels are manufactured, and a die with holes is arranged in the hole, so that the prefabricated panels can only be used for producing the corresponding prefabricated panels, and the die reuse rate is low, the die cost is increased, and the die design and processing cycle is long.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a prefabricated plate and manufacturing method, coincide floor and manufacturing method can reduce the construction degree of difficulty, reduces the man-hour that consumes, and mould reuse rate is high moreover, reduces mould cost of manufacture, shortens mould design, processing cycle.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
a precast slab comprises a slab body, wherein a plurality of strip-shaped grooves with axial leads perpendicular to corresponding edges are formed in each edge of the surface of the slab body, which is used for pouring a concrete cast-in-place layer, and the strip-shaped grooves penetrate through the surface of the slab body, which is used for pouring the concrete cast-in-place layer; the bar inslot is used for assembling first reinforcement reinforcing bar, the one end of first reinforcement reinforcing bar stretches into the bar inslot, the other end of first reinforcement reinforcing bar extends to the board body is outside.
The embodiment of the utility model provides a prefabricated plate, when the construction, the prefabricated plate uses supporting beam and bearing wall to support, carries out the concatenation of every layer floor, places the prefabricated plate in preset position earlier, then on two adjacent prefabricated plates, insert first reinforcement reinforcing bar in the bar inslot that corresponds to build the wooden model around the prefabricated plate that the concatenation is good, then to the polylith prefabricated plate top surface after the concatenation, wholly carry out concrete placement, the construction degree of difficulty is low, easy operation, consume man-hour few.
The prefabricated plate mould does not need to be provided with holes, can be used for manufacturing prefabricated plates with different structures, improves the repeated utilization rate of the mould, needs to be provided with a strip-shaped groove or a prefabricated plate with holes on the plate surface, places objects with corresponding shapes at corresponding positions in the mould during manufacturing, then pours concrete, takes down the mould and the objects in the mould after the concrete is solidified, does not need to design and manufacture the moulds with corresponding structures for the prefabricated plates with different structures, thereby reducing the manufacturing cost of the mould and shortening the design and manufacturing period of the mould.
Furthermore, every on the board body strip groove department, edge the axial in strip groove all is provided with the spiral stirrup, the spiral stirrup is pre-buried in the board body and encircle in the strip groove is outside, the axial lead of spiral stirrup with the axial lead coincidence in strip groove.
Furthermore, the one end that first reinforcement reinforcing bar inserted the bar inslot is provided with the second reinforcement reinforcing bar, the second reinforcement reinforcing bar with first reinforcement reinforcing bar parallel arrangement each other, first reinforcement reinforcing bar with second reinforcement reinforcing bar fixed connection.
Furthermore, one end of the first reinforcing steel bar inserted into the strip-shaped groove is bent and radially extends out of the plate body along the strip-shaped groove, a pressure-bearing steel plate is fixedly connected to the end part of the first reinforcing steel bar extending out of the plate body, and the pressure-bearing steel plate and the plate body are arranged in parallel.
Furthermore, the pressure-bearing steel plate is provided with a through hole, and the end part of the first reinforcing steel bar is inserted into the through hole and is fixedly connected with the pressure-bearing steel plate.
Furthermore, the vertical depth of the strip-shaped groove along the thickness direction of the plate body is more than one half of the thickness of the plate body.
Furthermore, the cross section of the strip-shaped groove is arc-shaped.
Furthermore, a plurality of embedded steel bars which are perpendicular to each other are arranged in the plate body.
Further, truss ribs are arranged in the plate body.
A laminated floor slab comprises a plurality of precast slabs and a concrete cast-in-place layer; and a post-cast strip is arranged between two adjacent prefabricated plates, two ends of the first reinforcing steel bar are respectively inserted into the strip-shaped grooves corresponding to the positions of the two adjacent prefabricated plates along the axial direction of the strip-shaped grooves, and the concrete cast-in-place layer is cast on the prefabricated plates, in the strip-shaped grooves and in the post-cast strip between the two adjacent prefabricated plates.
The embodiment of the utility model provides an assembled coincide floor, its steel bar connection mode only through on-the-spot insert first reinforcement reinforcing bar and cast in situ concrete can, construction easy operation, the efficiency of construction is high to can guarantee construction quality.
Drawings
FIG. 1 is a schematic diagram of a structure of a prefabricated slab according to an embodiment of the present invention;
FIG. 2 is a bottom view of FIG. 1;
fig. 3 is a partial schematic view of a connection structure between two prefabricated panels provided with spiral stirrups and first reinforcing steel bars according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of FIG. 3;
fig. 5 is a partial schematic view of a connection structure between two prefabricated panels provided with pressure-bearing steel plates and first reinforcing steel bars according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of FIG. 5;
fig. 7 is a schematic structural view of embedded steel bars, embedded steel bars and truss bars arranged in a precast slab according to an embodiment of the present invention;
fig. 8 is the utility model discloses coincide floor structure sketch map.
Reference numerals: 1. a plate body; 2. a strip-shaped groove; 3. a first reinforcing bar; 4. a spiral stirrup; 5. a second reinforcing bar; 6. a pressure-bearing steel plate; 7. embedding reinforcing steel bars in advance; 8. a concrete cast-in-place layer; 9. truss ribs; 10. and (5) post-pouring the strip.
Detailed Description
The embodiment of the present invention provides a prefabricated slab and a composite floor slab, which are described in detail below with reference to the attached drawings.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" 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" or "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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.
A precast slab comprises a slab body 1, as shown in fig. 1 and 2, wherein a plurality of strip-shaped grooves 2 with axial leads perpendicular to corresponding edges are formed in each edge of the surface of the slab body 1 for casting a concrete cast-in-place layer, and the strip-shaped grooves 2 penetrate through the surface of the slab body 1 for casting the concrete cast-in-place layer; the reinforced concrete slab is characterized in that first reinforcing steel bars 3 are assembled in the strip-shaped grooves 2, one ends of the first reinforcing steel bars 3 extend into the strip-shaped grooves 2, the other ends of the first reinforcing steel bars 3 extend to the outside of the slab body 1, and the first reinforcing steel bars 3 are used for improving the bearing performance of the slab body 1 after concrete is poured.
The embodiment of the utility model provides a prefabricated plate, when the construction, the prefabricated plate uses supporting beam and bearing wall to support, carries out the concatenation of every layer floor, places the prefabricated plate in preset position earlier, then on two adjacent boards, insert first reinforcement reinforcing bar 3 in the bar groove 2 that corresponds to build the wooden model around the prefabricated plate that the concatenation is good, then to the polylith prefabricated plate top surface that the concatenation is good, wholly carry out concrete placement, the construction degree of difficulty is low, easy operation, consume man-hour few. The embodiment of the utility model provides a prefabricated plate, as shown in fig. 3, fig. 4, every on the board body 1 bar groove 2 departments, edge bar groove 2's axial all is provided with spiral stirrup 4, spiral stirrup 4 is pre-buried in the board body 1 and encircle in bar groove 2 is outside, spiral stirrup 4's axial lead with the axial lead coincidence in bar groove 2. Set up spiral stirrup 4 through the winding on each bar groove 2, utilize spiral stirrup 4's whole continuous characteristic, can improve the bearing load ability of prefabricated plate to guarantee engineering quality.
The anchoring of the steel bars refers to that the steel bars extend into the beam, the plate, the column and other members, the stress performance of the reinforced concrete structural member mainly depends on the bonding anchoring effect between the steel bars and the concrete, the anchoring length of the steel bars refers to the length of the steel bars extending into the beam, the plate, the column and other structural members, for the prefabricated slab provided by the embodiment of the utility model, the size of the prefabricated slab is determined according to the actual situation, for the prefabricated slabs with different sizes, in order to meet the stress requirement of bearing load, the lengths of the first reinforcing steel bars 3 and the strip-shaped grooves 2 can be adjusted according to the situation to meet the stress requirement of bearing load of the prefabricated slab, in order to avoid overlong lengths of the strip-shaped grooves 2 and the first reinforcing steel bars 3, as shown in fig. 3 and 4, one end of the first reinforcing steel bars 3 inserted into the strip-shaped grooves 2 is provided with the second reinforcing steel bars 5, and the second reinforcing steel bars, and preferably the second reinforcement reinforcing steel bar 5 with first reinforcement reinforcing steel bar 3 orientation the mutual parallel and level of terminal surface of bar groove 2 inside sets up, first reinforcement reinforcing steel bar 3 with second reinforcement reinforcing steel bar 5 fixed connection. The embodiment of the utility model provides a through fixed second reinforcement reinforcing bar 5 that sets up respectively at the both ends of first reinforcement reinforcing bar 3, preferred two-sided joint mode that welds reduces the anchor length of first reinforcement reinforcing bar 3 to can shorten the length of first reinforcement reinforcing bar 3 under the prerequisite that satisfies whole pressure-bearing condition, save reinforcing bar material.
The utility model discloses the prefabricated plate provides another kind and consolidates the structure of whole bearing capacity, as shown in fig. 5, fig. 6, first reinforcement reinforcing bar 3 inserts one end in the bar groove 2 is buckled and is followed bar groove 2 radially stretches out plate body 1, first reinforcement reinforcing bar 3 stretches out plate body 1's tip fixedly connected with pressure-bearing steel sheet 6, pressure-bearing steel sheet 6 with plate body 1 parallel arrangement. Ordinary prefabricated floor that has a muscle when site operation, need set up the steel reinforcement cage between the floor to will go out the muscle and buckle the back and stretch into in the steel reinforcement cage, pour at last, the operation is complicated, the difficulty degree is high, compare in ordinary prefabricated floor that has a muscle, the embodiment of the utility model provides a prefabricated plate places the prefabricated plate in the relevant position earlier at the job site, places first reinforcing bar 3 in the bar groove 2 of prefabricated plate top surface, with parallel arrangement behind the bearing steel sheet 6 of 1 top surface of board body and first reinforcing bar 3's tip fixed connection, can directly pour, under the prerequisite that satisfies the bearing capacity of monolithic floor, reduced the operation complexity and the difficulty degree, construction cycle is short moreover.
In order to fix the pressure-bearing steel plate 6 and the end of the first reinforcing steel bar 3, the operation is more convenient, a through hole is formed in the pressure-bearing steel plate 6, and the end of the first reinforcing steel bar 3 is inserted into the through hole and fixedly connected with the pressure-bearing steel plate 6, as shown in fig. 5 and 6. The embodiment of the utility model provides an in set up the through-hole on pressure-bearing steel sheet 6, insert the through-hole with 3 tip of first reinforcing bar, then from 6 top surfaces of pressure-bearing steel sheet through processes such as welding fixed can, the construction is simpler, convenient.
It should be pointed out that the embodiment of the utility model provides a two kinds of above-mentioned structures of consolidating whole pressure-bearing capacity when using, according to actual need, can regard as a reinforced structure to use, set up spiral stirrup 4, second reinforcement bar 5 and pressure-bearing steel sheet 6 simultaneously on the board body 1 promptly, make the whole pressure-bearing capacity of prefabricated plate better.
In the building, the precast slabs are subjected to pressure load vertically downward, that is, the closer to the bottom surfaces of the precast slabs, the higher the pressure is, and therefore, the first reinforcing steel bars 3 are arranged in the areas of the precast slabs close to the bottom surfaces, so that the integral bearing capacity of the precast slabs can be increased after the precast slabs are integrally cast. Therefore, the embodiment of the present invention provides an optimal bar groove 2 is greater than half of the thickness of the plate body 1 along the vertical depth of the plate body 1 in the thickness direction, so that when the first reinforcing steel bar 3 is placed in the bar groove 2, the bar groove is in the area of the plate body 1 near the bottom surface in the vertical direction.
Because when the prefabricated slab is manufactured, filling objects with different sizes need to be placed in a mold, so as to form the strip-shaped grooves 2 with different sizes, it is preferable to use objects with common and regular cross sections, and the cross section of the strip-shaped groove 2 in the embodiment of the present invention is arc-shaped, as shown in fig. 2 and 7. The cross section is regular shape, namely the cross section is polygon or circular, when the precast slab is manufactured, because the size of the cross section of the strip-shaped groove 2 and the length of the strip-shaped groove 2 are required to be adjusted at any time according to different conditions, objects meeting the size requirement are not easy to find out for objects with the polygonal cross section, and therefore the objects are required to be processed according to the size requirement, the construction time is prolonged, objects with the circular cross section such as rubber tubes, steel tubes and the like have different size models, and therefore the selectable size is large, and the filling objects do not need to be searched or processed by spending too much time.
In order to improve the stress performance of the precast slab, as shown in fig. 7, a plurality of embedded steel bars 7 which are perpendicular to each other are arranged in the slab body 1. Through the arrangement of the embedded steel bars 7 which are vertical to each other, a steel bar net structure is formed, the whole stress of the precast slab is uniform, and the stress performance of the concrete precast slab is reinforced.
It should be pointed out that embedded steel bar 7 is parallel with the top surface of slab body 1 to set up in the position between slab body 1 bottom surface and the tank bottom of bar groove 2.
For the convenience of hoisting, as shown in fig. 7, truss ribs 9 are arranged in the plate body 1. The truss ribs 9 are embedded in the plate body 1 in advance, the top end of each truss rib is exposed out of the top surface of the plate body 1, the stress performance of the plate body 1 can be further improved, and in the field construction, the truss ribs are convenient to lift and install.
The concrete manufacturing steps of the precast slab are as follows:
step one, manufacturing a hollow model;
secondly, placing a plurality of strip-shaped objects with axial leads vertical to the inner wall in the hollow model;
thirdly, pouring cement into the hollow model;
and step four, after the cement is solidified, removing the hollow model and the strip-shaped object to obtain the precast slab.
The embodiment of the utility model provides a prefabricated plate does not need the trompil on the mould during manufacturing, the mould can be used to make the prefabricated plate of isostructure, the rate of reuse of mould has been improved, and need set up the prefabricated plate in bar groove 2 or hole on the face, during manufacturing, the object that corresponds the shape is placed to corresponding position in the mould, then concrete is pour, after the concrete solidifies take off the object in mould and the mould can, need not correspond the prefabricated plate design of isostructure, the mould of structure is corresponded in the preparation, thereby the mould cost of manufacture has been reduced, the mould design has been shortened, the preparation cycle.
A laminated floor slab, as shown in fig. 8, comprises a plurality of precast slabs according to the above scheme, and a cast-in-place concrete layer 8; a post-cast strip 10 is arranged between two adjacent precast slabs, two ends of the first reinforcing steel bar 3 are respectively inserted into the strip-shaped grooves 2 corresponding to the positions of the two adjacent precast slabs along the axial direction of the strip-shaped grooves 2, and the concrete cast-in-place layer 8 is poured on the precast slabs, in the strip-shaped grooves 2 and in the post-cast strip 10 between the two adjacent precast slabs.
The embodiment of the utility model provides a coincide floor, as shown in fig. 8, when the construction, the prefabricated plate uses supporting beam and bearing wall to support, carries out the concatenation of each layer floor, places the prefabricated plate handling in the assigned position earlier, leaves post-cast strip 10 between two adjacent prefabricated plates, and preferred post-cast strip 10 width is less than or equal to 100 mm. Then insert first reinforcement reinforcing bar 3 in the bar groove 2 that corresponds between adjacent prefabricated plate to build the wooden mould around the prefabricated plate that splices, at last to the prefabricated plate top surface that splices, wholly carry out concrete placement, thereby form the coincide floor, this kind of coincide floor through on-the-spot insert first reinforcement reinforcing bar 3 and cast in situ concrete can, construction easy operation, the efficiency of construction is high, and can guarantee construction quality.
The specific manufacturing steps of the composite floor slab pair are as follows:
and 6, removing the wood formwork after the concrete cast-in-place layer 8 is solidified, wherein the concrete cast-in-place layer 8, the precast slabs and the first reinforcing steel bars 3 form a laminated floor slab.
This coincide floor is during the construction, the prefabricated plate uses supporting beam and bearing wall to support, carry out the concatenation of every layer floor, place the prefabricated plate handling at the assigned position earlier, leave post-cast strip 10 between two adjacent prefabricated plates, then insert first reinforcing bar 3 in the bar groove 2 that corresponds between adjacent prefabricated plate, and build the wooden mould around the prefabricated plate that splices, at last to the prefabricated plate top surface that splices, whole mix the clean soil and pour, form the coincide floor, this kind of coincide floor through on-the-spot insert first reinforcing bar 3 and cast in situ concrete can, construction easy operation, high construction efficiency, and can guarantee construction quality.
It should be noted that the embodiment of the utility model provides an among the composite floor slab the concatenation of prefabricated plate in the position department of roof beam or bearing wall then supports through roof beam or bearing wall, then cast-in-place can, the post-cast strip 10 department that does not form the support carries out cast-in-place through the mode of hanging the mould.
In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A precast slab is characterized by comprising a slab body, wherein a plurality of strip-shaped grooves with axial leads perpendicular to corresponding edges are formed in the slab body and at the edges of the surface for casting a concrete cast-in-place layer, and the strip-shaped grooves penetrate through the surface for casting the concrete cast-in-place layer on the slab body; the bar inslot is used for assembling first reinforcement reinforcing bar, the one end of first reinforcement reinforcing bar stretches into the bar inslot, the other end of first reinforcement reinforcing bar extends to the board body is outside.
2. The precast slab according to claim 1, characterized in that a spiral stirrup is arranged at each strip-shaped groove on the slab body along the axial direction of the strip-shaped groove, the spiral stirrup is pre-embedded in the slab body and surrounds the outer part of the strip-shaped groove, and the axial lead of the spiral stirrup coincides with the axial lead of the strip-shaped groove.
3. The prefabricated panel according to claim 1, wherein one end of the first reinforcing steel bar inserted into the strip-shaped groove is provided with a second reinforcing steel bar, the second reinforcing steel bar and the first reinforcing steel bar are arranged in parallel, and the first reinforcing steel bar and the second reinforcing steel bar are fixedly connected.
4. The precast slab as recited in claim 1, characterized in that one end of the first reinforcing steel bar inserted into the strip-shaped groove is bent and extends out of the slab body along the radial direction of the strip-shaped groove, and the end of the first reinforcing steel bar extending out of the slab body is fixedly connected with a pressure-bearing steel plate which is arranged in parallel with the slab body.
5. The prefabricated panel of claim 4, wherein the bearing steel plate is provided with through holes, and the ends of the first reinforcing steel bars are inserted into the through holes and fixedly connected with the bearing steel plate.
6. The prefabricated panel according to claim 1, wherein the vertical depth of the strip-shaped groove in the thickness direction of the panel body is greater than one-half of the thickness of the panel body.
7. The prefabricated panel according to claim 1, wherein the cross section of the strip-shaped groove is in a circular arc shape.
8. The prefabricated panel according to any one of claims 1 to 7, wherein a plurality of embedded steel bars are arranged in the panel body and are perpendicular to each other.
9. The prefabricated panel according to any one of claims 1 to 7, wherein truss ribs are provided in the panel body.
10. A laminated floor slab, comprising a plurality of prefabricated slabs as claimed in any one of claims 1 to 9, and a cast-in-place concrete layer, wherein a post-cast strip is arranged between two adjacent prefabricated slabs, two ends of the first reinforcing steel bar are respectively inserted into the strip-shaped grooves corresponding to the positions of the two adjacent prefabricated slabs along the axial direction of the strip-shaped grooves, and the cast-in-place concrete layer is cast on the prefabricated slabs, in the strip-shaped grooves and in the post-cast strip between the two adjacent prefabricated slabs.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920701245.5U CN210562953U (en) | 2019-05-15 | 2019-05-15 | Prefabricated plate and coincide floor |
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| CN201920701245.5U CN210562953U (en) | 2019-05-15 | 2019-05-15 | Prefabricated plate and coincide floor |
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| CN210562953U true CN210562953U (en) | 2020-05-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258907A (en) * | 2019-05-15 | 2019-09-20 | 悉地（北京）国际建筑设计顾问有限公司 | A kind of prefabricated board and production method, laminated floor slab and production method |
| CN118461812A (en) * | 2024-07-12 | 2024-08-09 | 西南石油大学 | Building-based spliced floor slab |
-
2019
- 2019-05-15 CN CN201920701245.5U patent/CN210562953U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258907A (en) * | 2019-05-15 | 2019-09-20 | 悉地（北京）国际建筑设计顾问有限公司 | A kind of prefabricated board and production method, laminated floor slab and production method |
| CN110258907B (en) * | 2019-05-15 | 2024-08-06 | 悉地（北京）国际建筑设计顾问有限公司 | Prefabricated plate, manufacturing method, composite floor slab and manufacturing method |
| CN118461812A (en) * | 2024-07-12 | 2024-08-09 | 西南石油大学 | Building-based spliced floor slab |
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