CN216195864U - Novel exempt from to tear open form steel bar truss cast in situ concrete floor - Google Patents
Novel exempt from to tear open form steel bar truss cast in situ concrete floor Download PDFInfo
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- CN216195864U CN216195864U CN202122683573.7U CN202122683573U CN216195864U CN 216195864 U CN216195864 U CN 216195864U CN 202122683573 U CN202122683573 U CN 202122683573U CN 216195864 U CN216195864 U CN 216195864U
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Abstract
The utility model provides a novel form-removal-free steel bar truss cast-in-place concrete floor which comprises a form-removal-free bottom die 1 and a steel bar truss; exempt from to tear open and be equipped with installation slot 3 and stiffening rib 2 on the die block 1, exempt from to tear open die block 1, installation slot 3 and stiffening rib 2 and pour by high performance concrete an organic whole and form, steel bar truss includes that an upper chord muscle 41, two lower chord muscle 42 and two connect the side muscle 43, connect the side muscle 43 connect in upper chord muscle 41 with form the triangle structure between the lower chord muscle 42, lower chord muscle 42 card is established in installation slot 3. The steel bar truss is assembled with the installation clamping groove 3 on site in a mode of clamping the fastener by pressing downwards, the installation clamping groove 3 and the disassembly-free bottom die 1 are integrally cast and molded in advance in a factory, the disassembly-free bottom die 1 is provided with the stiffening ribs 2, the weight of the disassembly-free bottom die 1 can be obviously reduced, the stiffening ribs 2 can be meshed with cast-in-place concrete, the tensile capacity of the high-performance concrete disassembly-free bottom die 1 is exerted, and the using amount of steel bars is saved.
Description
Technical Field
The utility model relates to a building floor slab, in particular to a novel form-removal-free steel bar truss cast-in-place concrete floor slab.
Background
The problem of the existing disassembly-free bottom die floor support plate is that:
the galvanized steel plate is free from detaching the bottom die steel bar truss floor bearing plate: the bottom die is uneven, the appearance is poor, and a ceiling is required;
and (3) other bottom dies: the bottom surface is exposed with self-tapping nails and the like, and holes need to be repaired in the later period;
the problem of current removable die block floor carrier plate is:
the bottom die is time-consuming and labor-consuming to dismantle;
after the bottom die is dismantled, screws and fasteners can be exposed, the fireproof effect of the floor slab is affected, the visual effect is poor, and the bottom surface needs to be constructed with a decorative surface layer
Therefore, the problem that the prior art needs to solve urgently is to provide the disassembly-free template which is convenient to decorate, beautiful, fireproof and easy to assemble.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel form-removal-free steel bar truss cast-in-place concrete floor which is convenient for standard production and more economical, and is characterized by comprising a form-removal-free bottom die and a steel bar truss; exempt from to tear open and be equipped with installation slot and stiffening rib on the die block, exempt from to tear open die block, installation slot and stiffening rib and pour by high performance concrete an organic whole and form, steel bar truss includes that one goes up chord muscle, two lower chord muscle and two connect the side muscle, connect the side muscle connect in go up the chord muscle with form the triangle structure between the lower chord muscle, the lower chord muscle card is established in the installation slot.
The utility model has the beneficial effects that:
the steel bar truss is assembled with the mounting clamping groove on site in a mode of clamping the fastener by pressing downwards, and the mounting clamping groove and the disassembly-free bottom die are integrally cast and formed in advance in a factory, so that nailing is not needed to assemble when the steel bar truss is mounted, the efficiency is high, the disassembly-free bottom die is provided with the stiffening ribs, the weight of the disassembly-free bottom die can be obviously reduced, the interlocking of the stiffening ribs and cast-in-place concrete can be increased, the tensile capacity of the high-performance concrete disassembly-free bottom die is exerted, and the using amount of steel bars is saved.
As a preferred embodiment of this embodiment, the stiffening ribs are disposed in a grid pattern on the non-dismantling mold.
As a preferred embodiment of this embodiment, the mounting slots are disposed on the stiffener.
As a preferred embodiment of this embodiment, a guiding sliding edge is disposed on the notch of the mounting slot, and the guiding sliding edge guides the lower chord rib of the steel bar truss to be snap-fitted into the mounting slot.
As a preferred embodiment of this embodiment, the detachment-free bottom mold is provided with a weight reducing block instead of the concrete pouring position.
As a preferred embodiment of this embodiment, the detachment-free bottom mold includes a multi-section detachment-free mold body, splicing grooves are formed at two ends of the detachment-free mold body, and adjacent detachment-free mold bodies are spliced and connected through the splicing grooves.
As a preferred embodiment of this embodiment, the splicing groove is a male-female groove.
Drawings
FIG. 1 is a front view of one configuration of the present invention.
Fig. 2 is a front view of another structure of the present invention.
Fig. 3 is a top view of another structure of the present invention.
Detailed Description
The following description is presented to enable any person skilled in the art to make and use the utility model and is incorporated in the context of a particular application. Various modifications, as well as various uses in different applications will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to a wide range of embodiments. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
In the following detailed description, numerous specific details are set forth in order to provide a more thorough understanding of the utility model. It will be apparent, however, to one skilled in the art that the practice of the utility model may not necessarily be limited to these specific details. In other instances, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring the present invention.
The reader's attention is directed to all papers and documents which are filed concurrently with this specification and which are open to public inspection with this specification, and the contents of all such papers and documents are incorporated herein by reference. All the features disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. Thus, unless expressly stated otherwise, each feature disclosed is one example only of a generic series of equivalent or similar features.
Note that where used, the designations left, right, front, back, top, bottom, positive, negative, clockwise, and counterclockwise are used for convenience only and do not imply any particular fixed orientation. In fact, they are used to reflect the relative position and/or orientation between the various parts of the object. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
It is noted that, where used, further, preferably, still further and more preferably is a brief introduction to the exposition of the alternative embodiment on the basis of the preceding embodiment, the contents of the further, preferably, still further or more preferably back band being combined with the preceding embodiment as a complete constituent of the alternative embodiment. Several further, preferred, still further or more preferred arrangements of the belt after the same embodiment may be combined in any combination to form a further embodiment.
The utility model is described in detail below with reference to the figures and specific embodiments. It is noted that the aspects described below in connection with the figures and the specific embodiments are only exemplary and should not be construed as imposing any limitation on the scope of the present invention.
Referring to fig. 1 to 3, the present embodiment provides a novel form-removal-free steel bar truss cast-in-place concrete floor, including a form-removal-free bottom form 1 and a steel bar truss; exempt from to tear open and be equipped with installation slot 3 and stiffening rib 2 on the die block 1, exempt from to tear open die block 1, installation slot 3 and stiffening rib 2 and pour by high performance concrete an organic whole and form, steel bar truss includes that an upper chord muscle 41, two lower chord muscle 42 and two connect the side muscle 43, connect the side muscle 43 connect in upper chord muscle 41 with form the triangle structure between the lower chord muscle 42, lower chord muscle 42 card is established in installation slot 3. According to the utility model, the steel bar truss is assembled with the mounting clamping groove 3 on site in a manner of clamping the fastener by pressing downwards, and the mounting clamping groove 3 and the non-dismantling bottom die 1 are integrally cast and molded in advance in a factory, so that nailing nails are not required for assembly when the steel bar truss is mounted, the efficiency is high, the non-dismantling bottom die 1 is provided with the stiffening ribs 2, the weight of the non-dismantling bottom die 1 can be obviously reduced, and the stiffening ribs 2 can be meshed with cast-in-place concrete, so that the tensile capacity of the high-performance concrete non-dismantling bottom die 1 is exerted, and the using amount of steel bars is saved.
Preferably, the stiffening ribs 2 present a grid arrangement on the non-dismantling bottom mold 1. Namely, the equal-interval criss-cross arrangement is also formed by integrally pouring the non-dismantling bottom die 1.
Preferably, the installation clamping groove 3 and the disassembly-free bottom die 1 are integrally cast by adopting a UHPC integrated die.
Installation draw-in groove is set up in on stiffening rib 2, it is concrete to a plurality of exempt from to tear die block 1 transverse arrangement link to each other, and installation draw-in groove is set up on latticed stiffening rib 2's horizontal stiffening rib 2, and further, forms the bellying on stiffening rib 2, and the both sides of this bellying are formed with assembly installation draw-in groove. The assembling and mounting clamping groove is formed in actual assembling, and the steel bars of the steel bar truss are directly clamped in the assembling and mounting clamping groove.
It should be noted that the structure of the steel bar truss is a conventional choice, and further specifically described herein, the steel bar truss includes an upper chord 41 and two lower chord 42, and the upper chord 41 and the lower chord 42 are connected by a connecting side rib 43 to form a triangular structure; the two lower chord ribs 42 are correspondingly buckled in the assembling and mounting clamping grooves formed on the two sides of the protruding portion. Specifically, the upper chord ribs 41 and the lower chord ribs 42 are thicker, but the connecting side ribs 43 are thinner than the upper chord ribs 41 and the lower chord ribs 42, and the connecting side ribs 43 generate a certain deformation amount when the steel bar truss is clamped into the assembling and mounting clamping grooves and reset and deform after being clamped. The connecting side ribs 43 may be disposed in a net shape between the upper chord 41 and the lower chord 42, or disposed in a wave shape.
In order to facilitate the clamping of the lower chord rib 42 of the steel bar truss into the assembling and installing clamping groove, a guide sliding edge for guiding the steel bar buckle of the steel bar truss to be assembled in the installing clamping groove is arranged on the protruding portion, and the guide sliding edge can be an arc sliding edge or a bevel edge. During specific operation, two lower chord ribs 42 of the steel bar truss with the triangular structure are aligned to the guide sliding edges on the two assembling and installing clamping grooves, the connecting side ribs 43 are outwards expanded and deformed by pressing down, the vertex angle of the triangular structure is increased, the distance between the two lower chord ribs 42 is increased, and the connecting side ribs 43 are deformed by replying after being clamped into the assembling and installing clamping grooves to complete assembling.
In order to reduce the weight of the structure, a weight reducing block 5 is arranged on the disassembly-free bottom die 1, the weight reducing block 5 is used for replacing a concrete pouring position, namely the same volume, and the density of the weight reducing block 5 is smaller, so that the weight reducing purpose is achieved. Specifically, the weight reducing block 5 is an XPS extruded sheet or other similar light heat insulating material.
The disassembly-free bottom die 1 is selected according to the adaptability of the actual construction site, and the whole prefabricated structure needs to be miniaturized and lightened in order to facilitate the assembly type installation. In order to achieve the technical purpose, the disassembly-free bottom die 1 comprises a multi-section disassembly-free die body, splicing grooves are formed in two ends of the disassembly-free die body, and adjacent disassembly-free die bodies are spliced and connected through the splicing grooves. The disassembly-free bottom die 1 is not disassembled after being installed, so the aesthetic degree of the bottom is very important. Therefore, the effect of neatness and smoothness is achieved through the regular splicing between the adjacent non-dismantling bottom dies 1. Preferably, the splicing groove is a male groove 12 and a female groove 12. Namely, one side of the non-dismantling bottom die is a male slot 11, and the other side is a female slot 12.
In the selection of exempting from to tear open die block 1, it is preferred, exempt from to tear open die block 1 and installation draw-in groove 3 all adopt the integrative pouring of cement fiberboard, and its structure is more durable to the fire prevention.
Furthermore, in order to increase the condensation capacity between the non-dismantling bottom die 1 and the post-poured concrete on the non-dismantling bottom die 1, bolt holes for inserting bolts are formed in the non-dismantling bottom die 1 at equal intervals, and a tie effect is formed between the bolts and the concrete, so that the purpose is achieved.
As a preferred embodiment of the present invention, the number of the installation slots 3 is multiple, and the multiple installation slots 3 are arranged on the disassembly-free bottom mold 1 in parallel at intervals. Specifically, the length direction of the steel bar truss is taken as a vertical direction, and the installation clamping grooves 3 are arranged in a manner that the installation clamping grooves 3 are arranged along the length extension direction (vertical direction) of the steel bar truss; the bottom of a steel bar truss is evenly supported with a plurality of installation draw-in grooves 3, and equidistant arrangement between a plurality of installation draw-in grooves 3.
The quantity of steel bar truss also is a plurality of, and the interval sets up side by side to set up steel bar truss's the direction side by side into the horizontal direction, the bellying quantity on installing clamping groove 3's body is a plurality of for corresponding, along installing clamping groove 3's length direction equidistant setting, its position setting mode is corresponding to steel bar truss's the mode that sets up side by side.
The utility model also comprises a pre-embedded type integrally poured installation clamping groove 3a, wherein the installation clamping groove 3a is formed by pre-embedded structural steel; specifically, this installation draw-in groove 3a is metal construction, and this installation draw-in groove 3a and exempt from to tear open die block 1 and carry out integration after structural pre-buried position is confirmed and pour and form, and its pre-buried position can be on stiffening rib 2, also can be on exempting from to tear open die block 1, and the here takes pre-buried on exempting from to tear open die block 1 as an example and describes.
The side part of the installation clamping groove 3a is provided with a notch for being matched with the clamping of the lower chord rib 42, and the top part of the installation clamping groove 3a is also provided with an arc-shaped or oblique guide sliding edge, so that the steel bar truss can be conveniently pressed and clamped.
The utility model has the beneficial effects that:
the installation clamping groove piece of the truss steel bar and the bottom die are integrally cast, nailing nails are not needed for connection, the process is simplified, and the construction speed is improved;
the bottom die is provided with the stiffening ribs, so that the average thickness of the bottom die can be reduced, and the material consumption is reduced;
the splicing grooves are formed in the side faces of the bottom die, so that the situations that the joints of other schemes are easy to leak slurry and have uneven heights are avoided, and the bottom faces are not exposed out of the screws and the fastener clamping grooves, so that the subsequent decoration workload is reduced;
the steel bar truss is assembled with the bottom die on site in a mode of pressing down and clamping the fastener, nailing assembly is not needed, and efficiency is high;
the bottom die is provided with bolt holes at equal intervals in advance in a factory, so that the bolt can be conveniently punched on the continuous plate on the steel beam in site;
the permanent weight reducing blocks are arranged on the laminated slabs, so that the self-weight load of the floor slab is reduced, and the steel amount of the main body structure is reduced;
the bottom die is permanently reserved, the workload of detaching the bottom die is greatly reduced, and the fireproof performance of the floor slab is improved.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the utility model is to be determined by the appended claims.
Claims (7)
1. A novel form-removal-free steel bar truss cast-in-place concrete floor is characterized by comprising a form-removal-free bottom die and a steel bar truss; exempt from to tear open and be equipped with installation slot and stiffening rib on the die block, exempt from to tear open die block, installation slot and stiffening rib and pour by high performance concrete an organic whole and form, steel bar truss includes that one goes up chord muscle, two lower chord muscle and two connect the side muscle, connect the side muscle connect in go up the chord muscle with form the triangle structure between the lower chord muscle, the lower chord muscle card is established in the installation slot.
2. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 1, wherein: the stiffening ribs are arranged on the disassembly-free bottom die in a grid mode.
3. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 1, wherein: the mounting slot is disposed on the stiffener.
4. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 3, wherein: and a guide sliding edge which guides the lower chord rib of the steel bar truss to be assembled in the mounting clamping groove in a buckling manner is arranged on the notch of the mounting clamping groove.
5. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 1, wherein: and the disassembly-free bottom die is provided with a weight reducing block for replacing a concrete pouring position.
6. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 1, wherein: the disassembly-free bottom die comprises a multi-section disassembly-free die body, splicing grooves are formed in two ends of the disassembly-free die body, and the disassembly-free die bodies are adjacent to each other and spliced through the splicing grooves.
7. The novel form removal-free steel bar truss cast-in-place concrete floor as claimed in claim 6, wherein: the splicing grooves are male and female grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122683573.7U CN216195864U (en) | 2021-11-04 | 2021-11-04 | Novel exempt from to tear open form steel bar truss cast in situ concrete floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122683573.7U CN216195864U (en) | 2021-11-04 | 2021-11-04 | Novel exempt from to tear open form steel bar truss cast in situ concrete floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216195864U true CN216195864U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122683573.7U Active CN216195864U (en) | 2021-11-04 | 2021-11-04 | Novel exempt from to tear open form steel bar truss cast in situ concrete floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216195864U (en) |
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2021
- 2021-11-04 CN CN202122683573.7U patent/CN216195864U/en active Active
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