CN215253934U - Precast slab structure for building - Google Patents

Abstract

The utility model provides a prefabricated plate structure for buildings, relating to the technical field of the prefabricated structure of buildings, comprising a main body plate and a connecting piece; the strain body is arranged in the main body plate and connected with the stress tendons in the main body plate, and any two adjacent main body plates are connected into a whole through a connecting piece; the prefabricated slab structure can be a prefabricated floor slab or a prefabricated wallboard, when the main body slabs are installed in place or deform, the strain bodies of the connecting pieces generate stress, so that contact stress is formed between the main body slabs, the single main body slabs are tightly connected together to form an integral prefabricated slab, and the contact stress between the main body slabs effectively offsets the deformation stress, so that cracks between the main body slabs are avoided; meanwhile, the supporting connecting piece is arranged at the supporting part of the main body plate, so that the technical problems that cracks are easy to generate among prefabricated plates and the prefabricated plates are not firmly supported in the prior art are solved; has wide applicability and wide social and economic benefits.

Description

Precast slab structure for building

Technical Field

The utility model belongs to the technical field of the building precast structure technique and specifically relates to a precast slab structure for building is related to.

Background

The floor slab is a load-bearing stressed structural slab used for bearing horizontal load in the building engineering; the method is characterized in that cast-in-place concrete or a truss laminated slab cast-in-place slab is adopted, namely, a supporting template or a supporting truss plate and binding steel bars are adopted on a construction site, then the concrete is cast in place, and after the concrete reaches the strength, the template is removed to be used as a building bearing plate. The non-bearing wall of a building, particularly the non-bearing partition wall and the outer maintenance wall of a residential building, is still built by adopting traditional building blocks at present, and is also a problem which is urgently needed to be solved in the process of improving the assembly rate in the development of the current assembly type building.

In the prior art, the prefabricated floor slab and the prefabricated wall slab are used as important components of a building assembly type, and have the advantages of industrial production, high construction speed, convenience in field installation, low comprehensive manufacturing cost and good quality of the prefabricated slab; however, after the floor slabs are installed, cracks between the floor slabs are easy to generate due to temperature difference change and load influence, and meanwhile, the support of the prefabricated floor slabs at the support ends is not firm, so that the safety degree is not enough, the safe use and the use function of the building are influenced, and particularly, the earthquake resistance of the building is reduced when an earthquake comes. The prefabricated wall boards are also affected by temperature change and the like to form cracks among the prefabricated wall boards, which troubles the building world for years, and many people in the world even form the understanding that the cracks cannot be solved, so that the prefabricated wall boards are rarely applied to buildings, especially residential buildings. The above causes seriously affect the development of prefabricated floor slabs and prefabricated wall panels.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated plate structure for building to the prefabricated plate that exists among the solution prior art produces the crack easily and the insecure technical problem of prefabricated plate support.

The utility model provides a pair of a precast slab structure for building, include: a main body plate and a connecting piece;

the main part inboard is provided with the straining body, the straining body with the stress tendon in the main part inboard is connected, the connecting piece be used for with the straining body is connected, in order to pass through the connecting piece will arbitrary adjacent two the main part inboard is connected and is formed wholly.

In a preferred embodiment of the present invention, the strain body comprises a pre-embedded plate pre-embedded in the main body plate;

the embedded plate comprises a steel plate, a copper plate, a steel bar or hard plastics.

In a preferred embodiment of the present invention, the connecting member includes a stress fixing portion, a stress rod, and a stress applying portion;

the lateral long edges of the main body plates are provided with grooves, the strain body is embedded in the grooves of the main body plates, and two adjacent main body plates are respectively a first main body plate and a second main body plate;

the stress fixing part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts and locates first main part board with the second main part board on the straining body, so that the stress fixing part with first main part board in the recess the straining body butt, the other end of stress pole stretches out the straining body of second main part board, stress application portion with the stress pole stretches out the end connection of the straining body of second main part board, just stress application portion with the straining body butt, so that adjacent two the main part board connection forms wholly.

In a preferred embodiment of the present invention, the connecting member includes a stress fixing portion, a stress rod, and a stress applying portion;

grooves are formed in the two sides of the main body plate, the strain body is embedded in the grooves of the main body plate, and the two adjacent main body plates are respectively a first main body plate and a second main body plate;

the stress rods comprise a first stress rod and a second stress rod; the stress fixing part comprises a first stress fixing part and a second stress fixing part, the first stress fixing part is fixedly connected with one end of the first stress rod, the first stress rod is inserted on the strain body of the first main body plate in a penetrating mode, and the first stress fixing part is abutted to one end, far away from the opening of the groove, of the strain body of the first main body plate;

the second stress fixing part is fixedly connected with one end of the second stress rod, the second stress rod is inserted on the strain body of the second main body plate in a penetrating mode, and the second stress fixing part is abutted to one end, far away from the opening of the groove, of the strain body of the second main body plate;

the stress applying part is positioned in an accommodating space formed by the groove of the first main body plate and the adjacent groove of the second main body plate, and the stress applying part is respectively connected with the first stress rod and the second stress rod so as to connect the two adjacent main body plates to form a whole.

In a preferred embodiment of the present invention, the connecting member includes a stress concatenator, a stress fixing portion, a stress rod, and a stress applying portion;

grooves are formed in the two sides of the main body plate, the strain body is pre-buried in the grooves of the main body plate, stress connecting holes are formed in the main body plate along the grooves in the two sides in a penetrating mode, the outlet positions of the stress connecting holes are located in the grooves, the main body plates are abutted in sequence, and the two main body plates located at the head end and the tail end are respectively a head end main body plate and a tail end main body plate;

stress concatenator is provided with a plurality ofly, arbitrary adjacent two be provided with stress concatenator in the recess between the main part board, the stress fixed part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts and locates a plurality of the main part board in the stress connecting hole, so that the stress fixed part with the head end main part board the straining body butt in the recess, the other end of stress pole stretches out the stress connecting hole of terminal main part board, stress application portion with the stress pole stretches out the end connection of the stress connecting hole of terminal main part board, just stress application portion with the straining body butt of terminal main part board, so that it is a plurality of the main part board is connected and is formed wholly.

In a preferred embodiment of the present invention, the main body plate includes a first type main body plate and a second type main body plate;

the two sides of the first type of main body plate are provided with grooves, one side of the second type of main body plate is provided with grooves, the other side of the second type of main body plate is provided with protrusions, and the first type of main body plate and the second type of main body plate are arranged at intervals in sequence so that the grooves of the first type of main body plate and the protrusions of the second type of main body plate are matched and connected.

In a preferred embodiment of the present invention, the connecting member includes a stress fixing portion, a stress rod, and a stress applying portion;

the strain bodies are pre-embedded in the grooves on the two sides of the first type main body plate, the strain bodies are pre-embedded in the grooves of the second type main body plate, stress connecting holes penetrate through the second type main body plate from the bulges to the grooves, and the outlet positions at the two ends of each stress connecting hole are respectively positioned on the grooves and the bulges;

the stress fixing part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts the straining body of establishing one kind of main part board with in the stress connecting hole of two kinds of main part boards, so that the stress fixing part with one kind of main part board the straining body butt in the recess, the other end of stress pole stretches out the straining body of two kinds of main part boards, stress application portion with the stress pole stretches out the end connection of the stress connecting hole of two kinds of main part boards, just stress application portion with in the recess of two kinds of main part boards the straining body butt, so that it is adjacent a plurality of the main part board connection forms wholly.

In a preferred embodiment of the present invention, a filling portion is filled in a gap between two of the main body plates.

In the preferred embodiment of the present invention, the strain body is provided with a plurality of sets, and the plurality of sets of strain bodies are arranged at intervals along the long side of the main body plate.

In a preferred embodiment of the present invention, the strain body includes a connection rib; the connecting piece comprises a fixing rib and a first filling part;

one end of the connecting rib is pre-buried in the main body plate, and the other end of the connecting rib extends out of the main body plate;

arbitrary adjacent two the main part board passes through the splice bar overlap joint, fixed muscle is used for around locating adjacent two the splice bar outside between the main part board, first filling portion is used for filling in arbitrary adjacent two the main part board the outside of splice bar, so that it is a plurality of the main part board is connected and is formed wholly.

In a preferred embodiment of the present invention, the main body plates include three types of main body plates and four types of main body plates;

the strain body is arranged on the three types of main body plates and comprises connecting ribs; the connecting piece comprises a second filling part and a third filling part; one end of the connecting rib is pre-buried in the three types of main body plates, and the other end of the connecting rib extends out of the three types of main body plates;

one side of the four types of main body plates, which corresponds to the three types of main body plates, is provided with a jack, the connecting rib is used for being inserted into the jack, a filling groove is formed in the four types of main body plates, the filling groove extends along a direction perpendicular to the jack, and the second filling part is used for filling the filling groove so as to fix the connecting rib inserted into the jack into the four types of main body plates;

the third filling part is used for filling the gap between any two adjacent three types of main body plates and four types of main body plates, so that the main body plates are connected into a whole.

In a preferred embodiment of the present invention, a wing edge is disposed at one end of one side edge of the main body plate, and any two adjacent main body plates are connected by the wing edge in a matching manner;

or wing edges are arranged at two ends of one side edge of the main body plate, and any two adjacent main body plates are connected through the wing edges in a matched mode.

In the preferred embodiment of the present invention, the utility model further comprises a support connecting member;

the support connector is located between the main body plate and an external support structure, and the support connector is used for connecting the main body plate with the external support structure.

In the preferred embodiment of the present invention, the supporting connection member includes a bolt, a pre-embedded fastener or a steel connection member.

In a preferred embodiment of the present invention, the main body panels include a hollow panel, a solid panel, a hollow panel filled with a thermal insulation material, a double T-shaped panel, a trough-shaped panel, an inner wall panel and an outer wall panel;

and pipe holes for water heating pipelines to pass through are reserved in the main body plate.

In a preferred embodiment of the present invention, the material of the main body plate includes concrete, cement mortar, polymer mortar or cement perlite.

The utility model provides a pair of a precast slab structure for building, include: a main body plate and a connecting piece; the strain body is arranged in the main body plate and connected with the stress tendons in the main body plate, and the connecting piece is used for being connected with the strain body so as to connect any two adjacent main body plates into a whole through the connecting piece; the utility model provides a precast slab structure can be for precast floor slab, also can be for precast wallboard, through in the production process, reserve the straining object that can exert the production stress between the adjacent main body board in advance in the main body board, when the main body board is installed to take one's place or when taking place to deform, connecting piece and straining object produce stress, thereby formed the contact stress between the main body inter-plate, make each single main body board closely contact together, formed whole precast slab, the contact stress is effectual to offset the deformation stress between the main body inter-plate, thereby avoided the production of main body inter-plate crack; the technical problems that cracks are easy to generate among prefabricated plates and the prefabricated floor slab is not firm in support in the prior art are solved; the comprehensive cost is reduced, the labor is saved, the production environment of workers is improved, the dead weight and the load weight of the building are reduced, and the method has wide applicability and wide social and economic benefits.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a prefabricated slab structure for building as a prefabricated floor slab according to an embodiment of the present invention;

FIG. 2 is a partially enlarged schematic structural view of a prefabricated panel structure for construction provided in the embodiment of FIG. 1;

fig. 3 is a schematic structural diagram of a first implementation of a prefabricated panel structure for a building, according to an embodiment of the present invention;

FIG. 4 is a partially enlarged schematic structural view of a prefabricated panel structure for construction provided in the embodiment of FIG. 3;

fig. 5 is a schematic structural diagram of a second embodiment of a prefabricated panel structure for buildings according to an embodiment of the present invention;

FIG. 6 is a partial enlarged structural view of the embodiment of FIG. 5 at the connection application part of the prefabricated panel structure for construction;

FIG. 7 is a partial enlarged structural view of the prefabricated panel structure for buildings according to the embodiment of FIG. 5, at the stress string-up position;

FIG. 8 is a partially enlarged structural view of another main body panel where a stress string is connected in the structure of the prefabricated panel for a building provided in the embodiment of FIG. 7;

fig. 9 is a schematic structural diagram of a third embodiment of a precast slab structure for building according to an example of the present invention;

FIG. 10 is a partial enlarged structural view of the embodiment of FIG. 9 at the connection application portion of the prefabricated panel structure for construction;

FIG. 11 is an enlarged, fragmentary, schematic view of another body panel of the embodiment of FIG. 10 at the connection application portion of the prefabricated panel structure for construction;

fig. 12 is a schematic structural diagram of a fourth embodiment of a main body plate of a prefabricated plate structure for building according to an embodiment of the present invention;

FIG. 13 is a schematic structural view illustrating the connection of a strain body and a connecting member of the prefabricated panel structure for building provided in the embodiment of FIG. 12;

FIG. 14 is another structural view of the embodiment of FIG. 12 showing the connection between the strain body and the connecting member of the prefabricated panel structure for building;

fig. 15 is a schematic structural diagram of a fifth embodiment of a main body plate of a prefabricated plate structure for a building, according to an embodiment of the present invention;

FIG. 16 is a structural view illustrating the coupling of a strain body and a coupling member of a main body panel of a precast panel structure for construction provided in the embodiment of FIG. 15;

fig. 17 is a schematic structural diagram of a support connector of a precast slab structure for a building according to an embodiment of the present invention.

Icon: 100-a body plate; 101-a strain body; 102-a groove; 103-a first body plate; 104-a second body plate; 105-a head end main body panel; 106-terminal body plate; 107-type main body plate; 108-class II body panels; 109-bumps; 110-wing edge; 111-class III body panels; 112-four types of body panels; 113-a jack; 114-filling the trench; 200-a connector; 201-stress fixation part; 211-first stress fixation; 221-a second stress fixation section; 202-stress rod; 212-first stress bar; 222-a second stress bar; 203-stress applying part; 204-stress tandem; 205-a first filling portion; 206-a second filling section; 207-third filling section; 300-support connections; 400-external support structure.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 17, the present embodiment provides a precast slab structure for construction, including: a main body plate 100 and a connector 200; the strain body 101 is arranged in the main body plate 100, the strain body 101 is connected with the stress tendons in the main body plate 100, and the connecting piece 200 is used for being connected with the strain body 101 so as to connect any two adjacent main body plates 100 into a whole through the connecting piece 200.

It should be noted that the prefabricated slab structure for a building provided by this embodiment may be applied to a prefabricated floor slab, and may also be applied to a wallboard, where the wallboard cannot be used as a load-bearing wall, and no matter the wallboard is used as a prefabricated floor slab or a prefabricated wallboard, a strain body 101 is embedded in a lateral edge position of a single main body slab 100, and the strain body 101 is effectively connected with a stress tendon inside the main body slab 100, and can ensure that a stress applied during installation is transmitted to the main body slab 100 structure; the connecting pieces 200 are connected through the strain bodies 101, so that the single main body plates 100 are transversely connected together to form an integral main body plate 100 structure; further, the connecting member 200 is operated to elastically deform the connecting member 200, and the elastic deformation generates a combined stress between the main body plates 100, the stress having a magnitude capable of canceling out the stress generated by the main body plates 100 due to a temperature change, and the connecting member 200 applies the stress, thereby laterally and tightly connecting the individual main body plates 100.

Wherein, the single main body plate 100 is provided with longitudinal and transverse stressed steel bars which can bear the designed load; the monolithic stress plate formed from the single body plate 100 can withstand the design loads.

In the preferred embodiment of the present invention, the strain bodies 101 are provided with a plurality of sets, and the plurality of sets of strain bodies 101 are arranged at intervals along the lateral long edge of the main body plate 100; the number of the strain bodies 101 may be specifically set according to the length of the main body plate 100.

The embodiment provides a precast slab structure for building, which comprises: a main body plate 100 and a connector 200; a strain body 101 is arranged in the main body plate 100, the strain body 101 is connected with a stress tendon in the main body plate 100, and the connecting piece 200 is used for being connected with the strain body 101 so as to connect any two adjacent main body plates 100 into a whole through the connecting piece 200; the utility model provides a precast slab structure can be for prefabricated floor, also can be for prefabricated wallboard, through in production process, reserve in advance in main body board 100 and can apply the straining body 101 that produces stress between the adjacent main body board 100, when main body board 100 is installed and is taken one's place or take place deformation, connecting piece 200 and straining body 101 produce stress, thereby formed the contact stress between main body board 100, make each single main body board 100 closely contact together, formed whole precast slab, contact stress is effectual to offset out the deformation stress between main body board 100, thereby avoided the production of crack between main body board 100; the technical problems that cracks are easy to generate among prefabricated plates and the prefabricated floor slab is not firm in support in the prior art are solved; the comprehensive cost is reduced, the labor is saved, the production environment of workers is improved, the dead weight and the load weight of the building are reduced, and the method has wide applicability and wide social and economic benefits.

In the preferred embodiment of the present invention, the strain body 101 comprises a pre-embedded plate pre-embedded in the main body plate 100; the embedded plate comprises a steel plate, a copper plate, a steel bar or hard plastics; the strain body 101 may be a connection rib extending from the main body plate 100, and may be fixedly connected in the extending direction by the connection rib.

On the basis of the above embodiments, further, the connection manner of the connection member 200 and the main body plate 100 provided by the present embodiment can be various manners, as shown in fig. 1 to 4, in the preferred embodiment of the present invention, the connection member 200 includes a stress fixing portion 201, a stress rod 202 and a stress applying portion 203; the lateral long edge of each main body plate 100 is provided with a groove 102, the strain body 101 is embedded in the groove 102 of each main body plate 100, and the two adjacent main body plates 100 are respectively a first main body plate 103 and a second main body plate 104; the stress fixing portion 201 is fixedly connected with one end of the stress rod 202, the other end of the stress rod 202 is used for sequentially penetrating and inserting the strain bodies 101 of the first main body plate 103 and the second main body plate 104, so that the stress fixing portion 201 is abutted to the strain body 101 in the groove 102 of the first main body plate 103, the other end of the stress rod 202 extends out of the strain body 101 of the second main body plate 104, the stress applying portion 203 is connected with the end portion, extending out of the strain body 101 of the second main body plate 104, of the stress rod 202, and the stress applying portion 203 is abutted to the strain body 101, so that two adjacent main body plates 100 are connected to form a whole.

In this embodiment, the strain body 101 is a fixed plate pre-embedded in the main body plate 100, and the strain body 101 is provided with a connection hole, the stress fixing portion 201 and the stress rod 202 are integrally formed, wherein the stress rod 202 is a long bolt rod, the stress fixing portion 201 is an end portion of the bolt rod, the stress applying portion 203 is an anti-slip nut, and the stress applying portion 203 may have a double-nut structure, so that when the stress applying portion 203 applies stress to the strain body 101 of the main body plate 100 through the stress rod 202, the stress applying portion 203 does not slip; after the stress is applied, each lateral groove 102 may be surface-blocked.

As shown in fig. 9-11, in a preferred embodiment of the present invention, the connecting member 200 includes a stress fixing portion 201, a stress rod 202 and a stress applying portion 203; grooves 102 are formed in two sides of each main body plate 100, strain bodies 101 are embedded in the grooves 102 of the main body plates 100, and the two adjacent main body plates 100 are respectively a first main body plate 103 and a second main body plate 104; stress rods 202 include a first stress rod 212 and a second stress rod 222; the stress fixing portion 201 includes a first stress fixing portion 211 and a second stress fixing portion 221, the first stress fixing portion 211 is fixedly connected with one end of a first stress rod 212, the first stress rod 212 is inserted through the strain body 101 of the first main body plate 103, and the first stress fixing portion 211 is abutted with one end of the strain body 101 of the first main body plate 103 away from the opening of the groove 102; the second stress fixing portion 221 is fixedly connected to one end of the second stress rod 222, the second stress rod 222 is inserted through the strain body 101 of the second main body plate 104, and the second stress fixing portion 221 is abutted to one end of the strain body 101 of the second main body plate 104 away from the opening of the groove 102; the stress applying part 203 is located in the accommodating space formed by the groove 102 of the first body plate 103 and the adjacent groove 102 of the second body plate 104, and the stress applying part 203 is connected with the first stress rod 212 and the second stress rod 222 respectively, so that the two adjacent body plates 100 are connected to form a whole.

In this embodiment, the strain body 101 is a fixed plate pre-embedded in the main body plate 100, and the strain body 101 is provided with a connection hole, the stress fixing portion 201 and the stress rod 202 are integrally formed, wherein the stress rod 202 is a long bolt rod, the stress fixing portion 201 is an end portion of the bolt rod, the stress applying portion 203 is a positive and negative wire sleeve, and the stress applying portion 203 is respectively in positive and negative wire connection with end portions of two bolts, so that the stress rod 202 can connect the adjacent first main body plate 103 and the second main body plate 104; after the stress is applied, each lateral groove 102 may be surface-blocked.

The first body plate 103 and the second body plate 104, and the first stress bar 212 and the second stress bar 222 have the same structure, and are distinguished by the first and second stress bars for convenience of description.

As shown in fig. 5-8, when a plurality of main body panels 100 are required to be integrally connected, in the preferred embodiment of the present invention, the connecting member 200 includes a stress tandem connector 204, a stress fixing portion 201, a stress rod 202 and a stress applying portion 203; grooves 102 are formed in two sides of the main body plate 100, the strain body 101 is embedded in the grooves 102 of the main body plate 100, stress connection holes are formed in the main body plate 100 along the grooves 102 in the two sides in a penetrating mode, the outlet positions of the stress connection holes are located in the grooves 102, the main body plates 100 are abutted in sequence, and the two main body plates 100 located at the head and the tail are respectively a head end main body plate 105 and a tail end main body plate 106; the stress concatenator 204 is provided with a plurality of stress concatenators 204, the stress concatenator 204 is arranged in the groove 102 between any two adjacent main body plates 100, the stress fixing portion 201 is fixedly connected with one end of the stress rod 202, the other end of the stress rod 202 is used for sequentially penetrating and inserting into the stress connecting holes of the plurality of main body plates 100, so that the stress fixing portion 201 is abutted against the strain body 101 in the groove 102 of the head end main body plate 105, the other end of the stress rod 202 extends out of the stress connecting hole of the tail end main body plate 106, the stress applying portion 203 is connected with the end portion of the stress rod 202 extending out of the stress connecting hole of the tail end main body plate 106, and the stress applying portion 203 is abutted against the strain body 101 of the tail end main body plate 106, so that the plurality of main body plates 100 are connected to form a whole.

In this embodiment, the strain body 101 is a fixed plate pre-embedded in the main body plate 100, and the strain body 101 is provided with a connecting hole, the stress fixing portion 201 and the stress rod 202 are integrally formed, wherein the stress rod 202 is a long bolt rod, the stress fixing portion 201 is an end portion of the bolt rod, the stress applying portion 203 is an anti-slip nut, and the stress concatenator 204 may be an anti-slip nut or an anti-slip flange, so that after the stress applying portion 203 applies stress to the strain body 101 of the main body plate 100 through the stress rod 202, the main body plates 100 can be tightly attached and connected to form a whole; after the stress is applied, each lateral groove 102 may be surface-blocked.

As shown in fig. 8 or 10, in the preferred embodiment of the present invention, the main body plate 100 comprises a first type main body plate 107 and a second type main body plate 108; the first-type main body plate 107 and the second-type main body plate 108 are arranged at intervals in sequence, so that the grooves 102 of the first-type main body plate 107 are matched and connected with the protrusions 109 of the second-type main body plate 108.

In the preferred embodiment of the present invention, the connecting member 200 includes a stress fixing portion 201, a stress rod 202 and a stress applying portion 203; the strain body 101 is embedded in the groove 102 on the two sides of the first-class main body plate 107, the strain body 101 is embedded in the groove 102 of the second-class main body plate 108, the second-class main body plate 108 is provided with a stress connecting hole along the protrusion 109 to the groove 102 in a penetrating manner, and the outlet positions at the two ends of the stress connecting hole are respectively positioned on the groove 102 and the protrusion 109; the stress fixing portion 201 is fixedly connected with one end of the stress rod 202, the other end of the stress rod 202 is used for sequentially penetrating and inserting the strain body 101 of the first-type main body plate 107 and the stress connecting hole of the second-type main body plate 108, so that the stress fixing portion 201 is abutted against the strain body 101 in the groove 102 of the first-type main body plate 107, the other end of the stress rod 202 extends out of the strain body 101 of the second-type main body plate 108, the stress applying portion 203 is connected with the end portion, extending out of the stress connecting hole of the second-type main body plate 108, of the stress rod 202, and the stress applying portion 203 is abutted against the strain body 101 in the groove 102 of the second-type main body plate 108, so that the adjacent main body plates 100 are connected to form a whole.

In this embodiment, the first-type main body plates 107 have a structure in which both sides are provided with the grooves 102, the second-type main body plates 108 have one side provided with the grooves 102 and the other side provided with the protrusions 109, any two adjacent second-type main body plates 108 are used to cooperate with the grooves 102 and the protrusions 109, and the first-type main body plates 107 are provided at the head and tail ends of the plurality of main body plates 100, so that the plurality of main body plates 100 can be tightly connected and attached by the connecting members 200.

In addition, when only two main body plates 100 need to be connected, the groove 102 of one main body plate 107 and the protrusion 109 of the other main body plate 108 are matched and connected, and then the connecting piece 200 penetrates through the connecting hole of the strain body 101 of the main body plates 107 and 108 to be connected in the groove 102 of the main body plate 107 and the groove 102 of the main body plate 108, so that the two main body plates 100 are tightly connected to form an integral structure.

In the embodiment, by utilizing the combined prefabricated plate structure, various problems of the existing cast-in-place floor plate can be relieved, the problem of infirm support of the traditional prefabricated floor plate can be solved, the shock resistance is effectively improved, and meanwhile, due to the stress applied during installation among the main body plates 100, the cracks among the single main body plates 100 which cannot be solved for a long time are thoroughly solved, and the problem of attractive use of the prefabricated floor plate and the prefabricated wall plate is solved; and through the industrialized production, the comprehensive cost is reduced, the labor is saved, the production environment of workers is improved, the horizontal structure and the partition wall structure survive once, the dead weight and the load weight of the building are reduced, compared with a truss plate in the existing fabricated building, the prefabricated plate structure has obvious cost advantage and efficiency advantage, and meanwhile, the prefabricated plate structure can be used for a concrete frame structure, a concrete frame shear wall structure, a steel pipe concrete structure and the like, and has wide applicability and wide social benefit and economic benefit.

In the preferred embodiment of the present invention, the gap between the two main body plates 100 having the connecting member 200 is filled with a filling portion.

In this embodiment, after the two main body plates 100 are fixedly connected by the strain body 101 and the connecting member 200, a gap between the two main body plates 100 needs to be filled with a cement.

In the preferred embodiment of the present invention, a wing edge 110 is disposed at one end of one side edge of the main body plates 100, and any two adjacent main body plates 100 are connected by the wing edge 110; alternatively, both ends of one side edge of the main body plates 100 are provided with the wing edges 110, and any two adjacent main body plates 100 are cooperatively connected through the wing edges 110.

Because the main body plates 100 need to be buckled and connected, according to different connection pouring modes of the main body plates 100, the two ends of the edge of the long edge on one side of the main body plates 100 can be respectively provided with the wing edges 110, and the one end of the edge of the long edge on one side of the main body plates 100 can also be respectively provided with the wing edges 110, and the other end of the edge is provided with the gap groove 102, so that the pouring and filling are more convenient.

As shown in fig. 12-16, alternatively, a structure of a cast-in-place connection strip without a rib between the main body plates 100 with different structures can be used for stress connection, wherein, in the preferred embodiment of the present invention, the strain body 101 includes a connection rib; the connector 200 includes a fixing rib and a first filling part 205; one end of the connecting rib is embedded in the main body plate 100, and the other end of the connecting rib extends out of the main body plate 100; any two adjacent main body plates 100 are overlapped through connecting ribs, the fixing ribs are used for winding the outside of the connecting ribs arranged between the two adjacent main body plates 100, and the first filling parts 205 are used for filling the outside of the connecting ribs of any two adjacent main body plates 100, so that the plurality of main body plates 100 are connected to form a whole.

Alternatively, the main body panel 100 may be structured in various ways; for example: the lower end edges of the long edge directions of two sides of the main body plate 100 are provided with protruding wing edges 110, the wing edges 110 are used as required templates of a cast-in-place connecting belt, the wing edges 110 at the intersection of the adjacent main body plates 100 are in a primary-secondary relationship, a plurality of exposed clip connecting ribs are embedded in the lateral direction of the long edge directions of the two sides of the main body plate 100, the connecting ribs are positioned at the upper parts of the wing edges 110, after the adjacent main body plates 100 are installed in place, the clip connecting ribs of the adjacent main body plates 100 are mutually overlapped, the overlapping mode is firm, and the overlapped length meets the specification requirement; the lower flanges 110 of two adjacent main body plates 100 form a groove 102 shape with the side surface of the main body plate 100.

For another example: the edges of the upper end and the lower end of the two sides of the main body plate 100 in the long edge direction are provided with protruded wing edges 110, the wing edges 110 are used as the required templates of the cast-in-place connecting belt, the wing edges 110 at the intersection of the adjacent main body plates 100 are in a primary-secondary relationship, the wing edges 110 at the two sides of the main body plate 100 are provided with a plurality of transverse grooves 102, and each transverse groove 102 only forms a gap at one of the edges of the upper end and the lower end to be used as a connecting rib connecting operation hole; the both sides side direction of main part board 100 is pre-buried along long limit direction has several exposed circle shape splice bar, the splice bar position is inside thick board, and be located between upper and lower both wings edge 110, after adjacent main part board 100 installed in place, the mutual overlap joint of circle shape splice bar of adjacent main part board 100, lapped length satisfies the standard requirement, the upper and lower both wings edge 110 of adjacent two main part boards 100 has formed "post bucket" form with the side of main part board 100, partly leave the breach along 110 at main part board 100 upper portion end wing, can fill cementitious material through the breach and pour into.

In this embodiment, the first filling portion 205 may be cast in place from the upper portion of the connection band, the cementing material of the cast-in-place connection band may not form a leakage at the conjunction portion of the wing rim 110, and when the cementing material of the connection band is solidified to reach strength, the strength of the connection band portion exceeds the corresponding section strength of the main body panel 100 itself, so as to form an integral prefabricated panel structure; the fixed connecting band which is formed by the connecting ribs and the cementing materials between the two main body plates 100 coagulates the two main body plates 100, when the main body plates 100 deform, the connecting ribs bear tensile force, the first filling parts 205 bear expansion pressure, and the connecting band has connecting strength which is greater than the corresponding section strength of the plates, so that cracks can not occur at the junction of the two main body plates 100. Thereby successfully solving the problem of cracks formed due to temperature change.

As shown in fig. 15 and 16, on the basis of the above embodiments, further, the connection manner of the connection member 200 and the main body plate 100 provided by the present embodiment can be various, in a preferred embodiment of the present invention, the main body plate 100 includes three types of main body plates 111 and four types of main body plates 112; the three types of main body plates 111 are provided with strain bodies 101, and the strain bodies 101 comprise connecting ribs; the connector 200 includes a second filling part 206 and a third filling part 207; one end of the connecting rib is pre-buried in the three-type main body plate 111, and the other end of the connecting rib extends out of the three-type main body plate 111; the four-type main body plate 112 is provided with an insertion hole 113 at one side corresponding to the three-type main body plate 111, the connecting rib is used for being inserted into the insertion hole 113, a filling groove 114 is arranged on the four-type main body plate 112, the filling groove 114 extends along a direction perpendicular to the insertion hole 113, and the second filling portion 206 is used for filling the filling groove 114 so as to fix the connecting rib inserted into the insertion hole 113 into the four-type main body plate 112; the third filling portion 207 is used for filling the gap between any two adjacent three-type body panels 111 and four-type body panels 112, so that the plurality of body panels 100 are connected to form a whole.

Optionally, the upper and lower end edges of the two sides of the main body plate 100 in the long edge direction are provided with protruding wing edges 110, the wing edges 110 are used as a template required by the cast-in-place connecting belt, the wing edges 110 at the intersection of adjacent main body plates 100 are in a snap-fit relationship with each other, the wing edges 110 at the two sides of the main body plate 100 are provided with a plurality of transverse grooves 102, and each transverse groove 102 only forms a gap at one of the upper and lower edges as a material port; a plurality of exposed clip-shaped connecting ribs are embedded in one side of the main body plate 100 along the long edge direction, the connecting ribs are positioned in the plate thickness and positioned between the upper wing edge 110 and the lower wing edge 110, a filling groove 114 with the same length as the main body plate 100 along the long direction of the main body plate 100 is reserved on the other side of the main body plate 100 close to the side wall of the main body, and a jack 113 capable of enabling the clip-shaped connecting ribs to penetrate through is reserved in the position, corresponding to the clip-shaped ribs, of the shared side wall of the filling groove 114 and the main body plate 100. After the adjacent main body plates 100 are installed in place, the clip-shaped connecting ribs of the adjacent main body plates 100 penetrate into the reserved filling grooves 114 through the reserved insertion holes 113 for a sufficient length, gaps at the upper end wing edges 110 of the main body plates 100 and gaps at the filling grooves 114 are reserved as material openings, and the material openings can be used for respectively filling the second filling part 206 and the third filling part 207.

In this embodiment, when the connecting rib is solidified with the second filling portion 206 and the third filling portion 207 respectively to reach the strength, a double column with the connecting rib is formed, the filling groove 114 ensures the anchoring of the connecting rib on the non-rib side of the main body panel 100, the strength of the connecting band part exceeds the corresponding section strength of the main body panel 100 itself, and an integral prefabricated panel structure is formed; the double-column connecting strip formed by the connecting ribs, the second filling part 206 and the third filling part 207 between the two main body plates 100 condenses the two main body plates 100 together, when the main body plates 100 deform at a temperature, the connecting ribs bear tensile force, the second filling part and the third filling part 207 bear pressure generated by expansion, and the connecting strength of the connecting strip is greater than the corresponding section strength of the main body plates 100, so that cracks can not occur at the junction of the two main body plates 100. Thereby successfully solving the problem of cracks formed due to temperature change.

Alternatively, the first filling part 205, the second filling part 206 and the third filling part 207 may be a gel material, and a concrete material may be poured.

In the preferred embodiment of the present invention, the utility model further comprises a supporting connection member 300; the support link 300 is located between the main body panel 100 and the external support structure 400, and the support link 300 is used to connect the main body panel 100 with the external support structure 400.

In the preferred embodiment of the present invention, the supporting connector 300 includes a bolt, a pre-embedded fastener, or a profile steel connector 200.

In this embodiment, the external supporting structure 400 is a supporting beam for a building, and the supporting connection member 300 for the supporting beam is embedded in the supporting portion of the single main body plate 100; the supporting link 300 is operatively connected to the internal structure of the main body panel 100; when the main body plate 100 is a floor slab, an effective fixed connection with a support is formed at the support end of the floor slab through the support connecting piece 300 pre-embedded in the floor slab, the original natural placement mode is changed, and the problem that the building shock resistance is affected due to the infirm support is solved; alternatively, when the support beam is a concrete beam, the support connector 300 may be bolted or otherwise operatively connected to the support beam; when the support beam is a concrete shear wall, the support beam is connected with the main body plate 100 through an embedded part embedded in the shear wall, and the up-down continuity of the shear wall is not influenced; when the support beam is a section steel beam or a section steel shear wall, the main body plate 100 can be directly placed on the section steel for dry connection.

In the preferred embodiment of the present invention, the main body panel 100 includes a hollow panel, a solid panel, a hollow panel filled with thermal insulation material, a double T-shaped panel, a trough-shaped panel, an inner wall panel and an outer wall panel; a pipe hole for the passage of the plumbing line is reserved in the main body plate 100.

In a preferred embodiment of the present invention, the material of the main body panel 100 includes concrete, cement mortar, polymer mortar or cement perlite.

In this embodiment, pipe holes through which water and electric pipelines can pass are reserved in the main body plate 100, heat-insulating and sound-insulating materials can be placed in the pipe holes, and heat-insulating materials are filled in the hollow plates, so that the heat-insulating and heat-insulating properties of a house are effectively improved, and the quality of a building is improved; the prefabricated slab has fundamental difference with the traditional prefabricated slab, realizes the production of a single prefabricated slab in a factory, is converted into an integral prefabricated slab after being installed and combined, has low comprehensive manufacturing cost in construction, is an important promotion for the laminated slab widely applied to the current fabricated building, and has extremely important significance for newly popularizing and applying the prefabricated slab and promoting the development of the fabricated building.

It should be noted that the connector 200 provided in this embodiment can be divided into the stress connector 200 of the main body board 100 and the cast-in-place connection band structure of the main body board 100 without the mold rib; the main body plate 100 stress connector 200 may include a main body plate 100 and a stress connector 200, the main body plate 100 generates mutual stress between any two adjacent main body plates 100 through the strain body 101 and the connector 200 and connects them to form a whole; stress is applied to the variants 101 through the connecting pieces 200, so that the single main body plates 100 are tightly connected together, and permanent mutual stress is generated among the main body plates 100, so that an integral prefabricated plate is formed, and other stresses such as temperature stress and the like are effectively counteracted by the permanent mutual stress among the main body plates 100, so that the generation of temperature cracks among the main body plates 100 is avoided; the main body plate 100 cast-in-place connecting band structure without the mold and with the rib comprises a main body plate 100 and a cast-in-place connecting band, connecting ribs required by the connecting band are pre-embedded on the main body plate 100, the edge part of the main body plate 100 is provided with a wing edge 110 required by the cast-in-place connecting band and used as a template, after two adjacent main body plates 100 are installed in place, the connecting ribs pre-embedded on the main body plates 100 are connected together, a cementing material is cast in a groove formed by the wing edges 110 of the main body plates 100 in a cast-in-place mode, when the cementing material is solidified to reach the strength, the cast-in-place connecting band containing the connecting ribs is formed, and the connecting band connects the two adjacent main body plates 100 to form an integral prefabricated plate structure. Because the cast-in-place connecting band contains the connecting ribs and the strength of the connecting band exceeds the strength of the main body with the same section, the cracks caused by temperature stress change and other stresses at the connecting part of the main body plate 100 are ensured not to be generated.

The supporting part fixed with the support of the main body plate 100 is reserved at the supporting end of the main body plate 100 with the two connection modes, so that the main body plate 100 and the support can be effectively and firmly connected together, and the connection force of the prefabricated main body plate 100 and the support is greatly enhanced.

Optionally, the main board 100 in the prefabricated board structure provided by this embodiment may be a floor slab for building, and may also be an inner wall board and an outer wall board; the prefabricated panels can be hollow panels, solid panels, double T-shaped panels, channel panels and other prefabricated building prefabricated panels in form, and the main body panel 100 can be made of concrete, cement mortar, polymer mortar, cement perlite, ceramsite concrete and other building materials forming prefabricated products. The strain body 101 may be made of a material with certain elastic deformability and rigidity, including a steel plate, a copper plate, a steel bar, rigid plastic, and the like; the connecting ribs can be steel bars, copper wires, glass fibers and other materials, and can generate a holding force with the cementing material and the main body material. The prefabricated plate structure provided by the embodiment can be used in a cast-in-place concrete system, is the most effective way for corresponding building structure parts in an assembly type building, and has wide social benefits and economic benefits.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (14)

1. A precast panel structure for construction, comprising: a main body plate and a connecting piece;

the main part inboard is provided with the straining body, the straining body with the stress tendon in the main part inboard is connected, the connecting piece be used for with the straining body is connected, in order to pass through the connecting piece will arbitrary adjacent two the main part inboard is connected and is formed wholly.

2. The precast slab structure for building according to claim 1, wherein the strain body comprises a pre-buried plate pre-buried in the main body slab;

the embedded plate comprises a steel plate, a copper plate, a steel bar or hard plastics.

3. The precast panel structure for construction according to claim 2, wherein the connection member includes a stress fixing part, a stress beam, and a stress applying part;

the lateral long edges of the main body plates are provided with grooves, the strain body is embedded in the grooves of the main body plates, and two adjacent main body plates are respectively a first main body plate and a second main body plate;

the stress fixing part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts and locates first main part board with the second main part board on the straining body, so that the stress fixing part with first main part board in the recess the straining body butt, the other end of stress pole stretches out the straining body of second main part board, stress application portion with the stress pole stretches out the end connection of the straining body of second main part board, just stress application portion with the straining body butt, so that adjacent two the main part board connection forms wholly.

4. The precast panel structure for construction according to claim 2, wherein the connection member includes a stress fixing part, a stress beam, and a stress applying part;

grooves are formed in the two sides of the main body plate, the strain body is embedded in the grooves of the main body plate, and the two adjacent main body plates are respectively a first main body plate and a second main body plate;

the stress rods comprise a first stress rod and a second stress rod; the stress fixing part comprises a first stress fixing part and a second stress fixing part, the first stress fixing part is fixedly connected with one end of the first stress rod, the first stress rod is inserted on the strain body of the first main body plate in a penetrating mode, and the first stress fixing part is abutted to one end, far away from the opening of the groove, of the strain body of the first main body plate;

the second stress fixing part is fixedly connected with one end of the second stress rod, the second stress rod is inserted on the strain body of the second main body plate in a penetrating mode, and the second stress fixing part is abutted to one end, far away from the opening of the groove, of the strain body of the second main body plate;

the stress applying part is positioned in an accommodating space formed by the groove of the first main body plate and the adjacent groove of the second main body plate, and the stress applying part is respectively connected with the first stress rod and the second stress rod so as to connect the two adjacent main body plates to form a whole.

5. The precast panel structure for construction according to claim 2, wherein the connection member includes a stress concatenator, a stress fixing part, a stress bar, and a stress applying part;

grooves are formed in the two sides of the main body plate, the strain body is pre-buried in the grooves of the main body plate, stress connecting holes are formed in the main body plate along the grooves in the two sides in a penetrating mode, the outlet positions of the stress connecting holes are located in the grooves, the main body plates are abutted in sequence, and the two main body plates located at the head end and the tail end are respectively a head end main body plate and a tail end main body plate;

stress concatenator is provided with a plurality ofly, arbitrary adjacent two be provided with stress concatenator in the recess between the main part board, the stress fixed part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts and locates a plurality of the main part board in the stress connecting hole, so that the stress fixed part with the head end main part board the straining body butt in the recess, the other end of stress pole stretches out the stress connecting hole of terminal main part board, stress application portion with the stress pole stretches out the end connection of the stress connecting hole of terminal main part board, just stress application portion with the straining body butt of terminal main part board, so that it is a plurality of the main part board is connected and is formed wholly.

6. The precast panel structure for construction according to claim 2, wherein the main body panels include one type of main body panel and a second type of main body panel;

the two sides of the first type of main body plate are provided with grooves, one side of the second type of main body plate is provided with grooves, the other side of the second type of main body plate is provided with protrusions, and the first type of main body plate and the second type of main body plate are arranged at intervals in sequence so that the grooves of the first type of main body plate and the protrusions of the second type of main body plate are matched and connected.

7. The precast panel structure for construction according to claim 6, wherein the connection member includes a stress fixing part, a stress beam, and a stress applying part;

the strain bodies are pre-embedded in the grooves on the two sides of the first type main body plate, the strain bodies are pre-embedded in the grooves of the second type main body plate, stress connecting holes penetrate through the second type main body plate from the bulges to the grooves, and the outlet positions at the two ends of each stress connecting hole are respectively positioned on the grooves and the bulges;

the stress fixing part with the one end fixed connection of stress pole, the other end of stress pole is used for running through in proper order and inserts the straining body of establishing one kind of main part board with in the stress connecting hole of two kinds of main part boards, so that the stress fixing part with one kind of main part board the straining body butt in the recess, the other end of stress pole stretches out the straining body of two kinds of main part boards, stress application portion with the stress pole stretches out the end connection of the stress connecting hole of two kinds of main part boards, just stress application portion with in the recess of two kinds of main part boards the straining body butt, so that it is adjacent a plurality of the main part board connection forms wholly.

8. A precast panel structure for construction according to any one of claims 2 to 7, wherein a gap between the two main body panels is filled with a filling part.

9. The precast slab structure for building according to claim 8, wherein the straining bodies are provided in a plurality of groups, the groups being spaced along the lateral long side of the main body slab.

10. The precast panel structure for construction according to claim 1, wherein the strain body includes a connection rib; the connecting piece comprises a fixing rib and a first filling part;

one end of the connecting rib is pre-buried in the main body plate, and the other end of the connecting rib extends out of the main body plate;

arbitrary adjacent two the main part board passes through the splice bar overlap joint, fixed muscle is used for around locating adjacent two the splice bar outside between the main part board, first filling portion is used for filling in arbitrary adjacent two the main part board the outside of splice bar, so that it is a plurality of the main part board is connected and is formed wholly.

11. The precast panel structure for construction according to claim 1, wherein the main body panels include three kinds of main body panels and four kinds of main body panels;

the strain body is arranged on the three types of main body plates and comprises connecting ribs; the connecting piece comprises a second filling part and a third filling part; one end of the connecting rib is pre-buried in the three types of main body plates, and the other end of the connecting rib extends out of the three types of main body plates;

one side of the four types of main body plates, which corresponds to the three types of main body plates, is provided with a jack, the connecting rib is used for being inserted into the jack, a filling groove is formed in the four types of main body plates, the filling groove extends along a direction perpendicular to the jack, and the second filling part is used for filling the filling groove so as to fix the connecting rib inserted into the jack into the four types of main body plates;

the third filling part is used for filling the gap between any two adjacent three types of main body plates and four types of main body plates, so that the main body plates are connected into a whole.

12. The precast panel structure for construction according to any one of claims 1 to 7 and 10 to 11, wherein one end of one side edge of the main body panels is provided with a flange, and any adjacent two main body panels are fittingly connected by the flange;

or wing edges are arranged at two ends of one side edge of the main body plate, and any two adjacent main body plates are connected through the wing edges in a matched mode.

13. The precast panel structure for construction according to claim 12, further comprising a support coupling member;

the support connector is located between the main body plate and an external support structure, and the support connector is used for connecting the main body plate with the external support structure.

14. The precast slab structure for building according to claim 12, wherein the main body slab comprises a hollow slab, a solid slab, a hollow slab filled with an insulation material inside, a double T-shaped slab, a channel slab, an inner wall slab and an outer wall slab;

and pipe holes for water heating pipelines to pass through are reserved in the main body plate.

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