CN115822128A - Assembly type wall body structure and construction method - Google Patents
Assembly type wall body structure and construction method Download PDFInfo
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- CN115822128A CN115822128A CN202310158383.4A CN202310158383A CN115822128A CN 115822128 A CN115822128 A CN 115822128A CN 202310158383 A CN202310158383 A CN 202310158383A CN 115822128 A CN115822128 A CN 115822128A
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 73
- 239000010959 steel Substances 0.000 claims description 73
- 230000002787 reinforcement Effects 0.000 claims description 46
- 230000000149 penetrating effect Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 210000002435 tendon Anatomy 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 6
- 239000004570 mortar (masonry) Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 238000004873 anchoring Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
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- 230000009471 action Effects 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000002002 slurry Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses an assembled wall body structure and a construction method, and relates to the field of assembled buildings. The wall structure can reduce the vertical deformation damage of the wall structure, and can reduce the extrusion damage of the wall body caused by expansion with heat and contraction with cold in the horizontal direction, thereby ensuring the service quality and the service life of the wall body.
Description
Technical Field
The invention relates to the field of fabricated buildings, in particular to a fabricated wall structure and a construction method.
Background
The fabricated building is a building which is fabricated by transferring a large amount of field operation work in the traditional construction mode to a factory, processing and manufacturing building components and accessories (such as floor slabs, wall slabs, stairs, balconies and the like) in the factory, transporting the components and accessories to a building construction site, and assembling and installing the components and the accessories on the site in a reliable connection mode. The prefabricated building mainly comprises a prefabricated concrete structure, a steel structure, a modern wood structure building and the like, and is a representative of a modern industrial production mode due to the adoption of standardized design, factory production, assembly construction, informatization management and intelligent application. The assembled components are prefabricated in a factory, so that common quality problems such as wall cracking, leakage and the like can be improved to the maximum extent, and the overall safety level, fire resistance and durability of the house are improved; a large number of workers exist in a traditional operation site, a large number of construction site operations are moved to a factory, and only a small number of workers need to be left in the site, so that the site safety accident rate is greatly reduced; the original cast-in-place operation on site is few, the health is not disturbing the people, and the method is green, energy-saving and environment-friendly.
Because the wall body, the floor slab and the like of the fabricated building are prefabricated in a prefabricated field, the prefabricated part which is qualified in maintenance is directly transported to a construction site for installation and splicing, and then is fixedly connected, so that the quality of the prefabricated part has higher requirements, and the prefabricated part can be well spliced together and has enough strength and rigidity when being spliced.
And the assembled wall body is in the assembled structure, and the quantity of use is more, often plays the bearing in the structure, blocks effects such as wind and rain and noise insulation, because the assembled wall body exposes in the air for a long time, including the maintenance time difference of itself and the reason of structural concrete, two pieces of wall body of assembling together can take place "expend with heat and contract with cold", and then can cause "extrusion" destruction to the wall body, cause the damage of wall body to influence the use of wall body.
Disclosure of Invention
The invention aims to provide an assembled wall structure, which can bear and offset the load transmitted from the upper part and reduce the vertical deformation and damage of the wall structure; simultaneously, this wall body structure can also guarantee that two wall bodies possess certain mobility in the horizontal direction at the junction, reduces the extrusion destruction of the wall body that causes owing to "expend with heat and contract with cold", guarantees the service quality and the service life of wall body.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an assembled wall body structure, includes the wall body, the wall body is hollow setting, the top of wall body is connected with a plurality of equipartitions and sets up and be used for the spacer bar with building roof beam body coupling, the bottom both sides of wall body are connected with convex slider respectively, the slider is used for placing and slides in the spout with the slider adaptation, a side of wall body is connected with a plurality of swing joint reinforcing bars, the other side of wall body is pre-buried to have a connecting sleeve corresponding with the swing joint reinforcing bar, connecting sleeve sets up the swing joint hole with swing joint reinforcing bar activity adaptation, the both sides of wall body are pre-buried respectively has the connector that links together two wall body couplings.
Preferably, the connector all includes pre-buried sleeve, pre-buried sleeve's one end is pre-buried in the lateral wall of wall body, pre-buried sleeve internalization is provided with the loose axle, the loose axle leads to heart setting, the outer wall of loose axle with pre-buried sleeve's inner wall activity adaptation, the one end that pre-buried sleeve was kept away from to the loose axle is connected with the connection pad, the connection pad is kept away from a terminal surface of loose axle is connected with a plurality of connecting screw, threaded connection has the connector on the connecting screw respectively.
Preferably, the outer wall cover of embedded sleeve is equipped with the bellows, the bellows can be along the flexible setting of wall body lateral wall, the one end of bellows with the embedded sleeve is kept away from the one end of connection pad and is connected, the other end of bellows with connection pad scalable connection.
Preferably, a positioning shaft is arranged in the hollow cavity of the embedded sleeve, the positioning shaft is arranged in a through manner, and one end of the positioning shaft is connected with one end of the embedded sleeve, which is far away from the movable shaft;
the hollow cavity of loose axle is internal to be provided with the slide bar, the one end of slide bar with the connection pad is connected, the other end of slide bar is mobilizable to be worn to establish in the hollow cavity of location axle, and can be along the hollow cavity slip adaptation of location axle.
Preferably, the outer wall of the positioning shaft is provided with a return spring in a penetrating mode, one end of the return spring is connected with the positioning shaft, and the other end of the return spring is connected with one end, close to the connecting disc, of the sliding rod.
Preferably, a plurality of core pipes penetrating through two side walls of the wall body are pre-embedded in the upper portion of the wall body, the core pipes are horizontally arranged in the wall body in a penetrating mode, and the prestressed tendons are arranged in the core pipes in a penetrating mode.
A construction method of an assembled wall structure comprises the following construction steps:
s1, erecting a bottom die of a wall body, placing the bottom die on a skid, supporting joints of the bottom die by adopting an adjustable base, adjusting and leveling the joints of the two bottom dies by adjusting the base, performing joint treatment on the adjusted joints by using adhesive tapes, and then spraying a layer of release agent on the surface of the bottom die;
s2, binding a wall body steel reinforcement framework on the bottom die, wherein the wall body steel reinforcement framework is vertically arranged, the center of the wall body steel reinforcement framework is arranged in a hollow manner, and the hollow position is filled with a core die to be used as a template of the hollow position of the wall body;
uniformly arranging a plurality of cushion blocks on the wall body steel reinforcement framework close to one end of the bottom die to ensure that the wall body steel reinforcement framework and the bottom die have enough protective layer thickness, simultaneously respectively arranging notches at two sides of the bottom die, connecting steel bars of 5cm in the notches, manufacturing a supporting template and constructing a convex sliding block;
then, a plurality of core pipes are arranged at the upper part of the bound wall body steel reinforcement framework in a penetrating way;
s3, connecting a plurality of movable connecting steel bars at one side end of the wall body steel bar framework, wherein one end of each movable connecting steel bar exceeds one side end of the wall body steel bar framework by not less than 5cm, embedding a plurality of connecting sleeves corresponding to the movable connecting steel bars at the other side end of the wall body steel bar framework, and plugging one end of each connecting sleeve, which is far away from the wall body steel bar framework, by rubber;
then connecting a plurality of positioning steel bars exceeding the top end of the wall body steel bar framework on the top end side of the wall body steel bar framework, wherein each positioning steel bar exceeds the top end of the wall body steel bar framework by not less than 10cm;
then, respectively installing an upper connector on the upper part and the lower part of the two side ends of the wall body steel reinforcement framework in an embedded manner;
s4, checking the mounting and connecting positions of the wall body steel reinforcement framework, the movable connecting steel bars, the positioning steel bars and the connector, spraying a layer of release agent on the surface of the side mold after the side mold is qualified, then carrying out mounting and supporting on the side mold, and pouring concrete after the side mold is qualified;
s5, pouring, completing maintenance to the designed strength, dismantling the side mold, then penetrating a pre-stressed tendon bundle into the pre-buried core pipe, tensioning the pre-stressed tendon bundle, sealing and reinforcing after tensioning meets the requirement, and maintaining again to the designed required sealing and anchoring strength;
and S6, hoisting the wall body qualified in maintenance to a construction site, and sequentially splicing and connecting.
Preferably, the regulation base that S1 adopted holds in the palm and collet including the top, and the one end that the top held in the palm is used for supporting two die blocks, and the other end that the top held in the palm is connected with the bracing piece, and the bracing piece is kept away from the one end that the top held in the palm and is movably worn to establish in the hollow cavity of collet, and threaded connection has the supporting seat on the bracing piece outer wall, and the supporting seat is used for supporting the height of adjusting the bracing piece and is used for adjusting the piece joint of two die blocks and flush.
Preferably, the step S5 of performing a tensioning process of the prestressed tendons, wherein one end of the prestressed tendons is anchored, the other end of the prestressed tendons is tensioned, and an anchorage device is installed at the tensioning end;
and grouting and sealing the core pipe after tensioning is finished, injecting mortar from one end of the core pipe, enabling the mortar to uniformly flow out from the other end of the core pipe to meet the grouting requirement, sealing the prestressed reinforcement bundles, and sealing the anchor, wherein the strength of the concrete of the sealed anchor is higher than that of the concrete of the wall body by one grade and is not less than 20MPa.
Preferably, a pre-assembly test needs to be carried out on site before the S6 is assembled, and formal assembly is carried out after the pre-assembly test is qualified;
when lifting by crane and assembling, lift by crane the wall body to the design position, then let the slider of wall body bottom aim at the spout of seting up, transfer the wall body, then with the mechanical cooperation manual work of lifting by crane, through letting the slider remove along the spout, drive the wall body and remove to the position of design, lift by crane next wall body again, let next wall body remove along the spout, let the swing joint reinforcing bar of next wall body aim at the swing joint connecting hole that the adapter sleeve that corresponds with the swing joint reinforcing bar of the former wall body that has preliminary location seted up, along with the removal of next wall body, let the swing joint reinforcing bar remove to the design position along the swing joint connecting hole that adapter sleeve seted up, then couple together the connector between two wall bodies, assemble the construction in proper order.
The beneficial effects of the invention are: the wall body structure can be connected in a quick alignment mode during installation, and deformation generated by expansion with heat and contraction with cold of the wall body can be absorbed between two adjacent wall bodies, so that damage to the wall body is reduced, and the use quality and the use life of the wall body are increased. This wall body structure is structurally different with other current wall body structures, not only can support great vertical force, can reduce the horizontal direction simultaneously because the deformation that "expend with heat and contract with cold" produced to the destruction of wall body, can increase the age of wall body use, reduces the expense of maintenance, practices thrift cost, green.
Drawings
FIG. 1 is a schematic structural view of an assembled wall structure according to the present invention;
FIG. 2 is a schematic view of an assembled wall structure according to the present invention;
FIG. 3 is a schematic view of a connector of an assembled wall construction of the present invention;
FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 3 according to the present invention;
FIG. 5 is an exploded view of a connector structure of an assembled wall construction of the present invention;
FIG. 6 is a schematic view of a construction process of an assembled wall structure according to the present invention;
in the figure, 1-a wall body, 11-positioning steel bars, 12-sliding blocks, 13-movable connecting steel bars, 21-embedded sleeves, 22-movable shafts, 23-connecting discs, 24-return springs, 211-positioning shafts, 221-connecting screw rods, 222-connecting heads and 231-sliding rods.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention. It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a" \8230; "does not exclude the presence of additional like elements in the process, method, article, or apparatus that comprises the element.
As shown in fig. 1 to 5, the wall structure structurally comprises a wall body 1, wherein the wall body 1 is hollow, the self weight of the wall body is reduced on the whole, and after the wall body 1 is installed and fixed, materials such as foam can be injected into a hollow cavity of the wall body 1, so that the effects of sound insulation and heat preservation can be achieved, and the wall structure is green and environment-friendly. In the design implementation, a plurality of positioning steel bars 11 which are uniformly distributed and used for being connected with a building beam body are connected to the top end of a wall body 1, after the wall body of the layer of the building is completely installed and fixed, the assembled beam body is lifted, connecting holes formed in the beam body are aligned with the positioning steel bars 11, the beam body is placed on the wall body 1 of the layer, the beam body on the upper layer is supported through the wall body 1, and the vertical bearing force transmitted by the beam body is borne; meanwhile, the two sides of the bottom end of the wall body 1 are respectively connected with the convex sliding blocks 12, when the assembled wall body is installed, the wall body 1 is lifted one by one in sequence through a lifting machine, the sliding blocks 12 at the bottom end of the wall body 1 are aligned to prefabricated sliding grooves formed in beam plates, the sliding blocks 12 move along the sliding grooves in a mode that the lifting machine is matched with manpower, each wall body 1 is moved to a designed position in sequence to be installed and fixed, and time and manpower can be effectively saved; in the implementation and installation process, one side end of each wall body 1 is connected with a plurality of movable connecting reinforcements 13, a connecting sleeve corresponding to the movable connecting reinforcements 13 is pre-buried at the other side end of each wall body 1, the connecting sleeve is provided with movable connecting holes movably matched with the movable connecting reinforcements 13, namely, in two adjacent wall bodies 1, the movable connecting reinforcements 13 pre-buried at the side wall of one wall body 1 correspond to and are aligned with the movable connecting holes pre-buried at one side end of the other adjacent wall body 1, after one wall body 1 is fixed, the other wall body 1 moves along the sliding groove, the movable connecting reinforcements 13 penetrate through the movable connecting holes formed in the connecting sleeve to reach the designed position, then the connectors between the two wall bodies 1 are connected, a reinforcement framework is bound at the connecting joint, a formwork is supported, concrete pouring is carried out, in the concrete pouring process, a protective sleeve is sleeved on the outer wall of the connector, the protective sleeve is prevented from being poured together with concrete, the use function is influenced, a broken-off joint is also avoided, the two wall bodies are connected together, and epoxy resin is adopted for plugging.
Further, in order to integrally describe the structure and effect of the designed wall body 1, the construction process flow is as shown in fig. 6, which is described from the beginning of the construction and manufacturing of the wall body 1:
firstly, erecting a bottom die of a wall body 1, placing the bottom die on a skid, supporting the joints of the bottom die by adopting an adjustable base, adjusting the joints of the two bottom dies to be flush by adjusting the base, performing joint treatment on the adjusted joints by using adhesive tapes, and then spraying a layer of release agent on the surface of the bottom die; in the process of erecting the bottom die, the bottom die is required to be paid attention to the certain height between the bottom die and the ground, generally not less than 5cm and not more than 10cm, so that the bottom die is placed on the skid, and the skid placed below the bottom die is encrypted according to the pouring width of the wall body 1, so that the bottom die is prevented from deforming when concrete is poured to influence the quality of the wall body 1; meanwhile, in order to improve the quality of the poured wall body 1 and avoid slurry leakage of concrete from the abutted seams of the bottom dies during pouring, the abutted seam positions of the bottom dies are supported and adjusted by using an adjusting base, the adjusting base comprises a top support and a bottom support, one end of the top support is used for supporting the two bottom dies, the other end of the top support is connected with a supporting rod, one end of the supporting rod, which is far away from the top support, is movably arranged in a hollow cavity of the bottom support in a penetrating manner, a supporting seat is in threaded connection with the outer wall of the supporting rod, and the supporting seat is used for supporting and adjusting the height of the supporting rod and adjusting and leveling the abutted seams of the two bottom dies; the top support through adjusting the regulation base lets the piece position of two adjacent die blocks adjust and level, then the reuse pastes the adhesive tape and carries out the piece processing with the piece that has adjusted, leaks thick liquid when avoiding concreting, later coats a layer release agent again on the die block that supports and adjust, ligature wall body 1 framework of steel reinforcement on the die block. It should be noted that the adjusting base is used for supporting the adjusting template, and in the implementation, the adjusting base can be implemented by using a "jacking structure" in the prior art, and since the adjusting base is implemented by the prior art, it is not described in detail herein.
Secondly, in the process of binding the wall body 1 steel reinforcement framework on the bottom die, the wall body 1 steel reinforcement framework is vertically arranged, the center of the wall body 1 steel reinforcement framework is arranged in a hollow manner, and a core die is used for filling in the hollow position to be used as a template in the hollow position of the wall body 1; uniformly arranging a plurality of cushion blocks on the steel reinforcement framework of the wall body 1 close to one end of the bottom die to ensure that the steel reinforcement framework of the wall body 1 and the bottom die have enough protective layer thickness, simultaneously respectively arranging notches at two sides of the bottom die, connecting steel bars of 5cm in the notches, manufacturing a supporting template, and constructing a convex sliding block 12 at the bottom end of the wall body 1 at the position of the notch; and then, a plurality of core pipes are arranged at the upper part of the steel reinforcement framework of the bound wall body 1 in a penetrating way.
Then connecting a plurality of movable connecting reinforcements 13 at one side end of the wall body 1 steel reinforcement framework, wherein one ends of the movable connecting reinforcements 13 exceed one side end of the wall body 1 steel reinforcement framework by not less than 5cm, embedding a plurality of connecting sleeves corresponding to the movable connecting reinforcements 13 at the other side end of the wall body 1 steel reinforcement framework, and plugging one end of each connecting sleeve, which is far away from the wall body 1 steel reinforcement framework, by rubber; then connect a plurality of positioning steel bar 11 that surpass wall body 1 steel bar framework's top in the top side of wall body 1 steel bar framework, every positioning steel bar 11 surpasss wall body 1 steel bar framework's top and is not less than 10cm.
Then, checking the mounting and connecting positions of the steel reinforcement framework, the movable connecting steel bars 13, the positioning steel bars 11 and the connector of the wall body 1, spraying a layer of release agent on the surface of the side mold after the side mold is qualified, then carrying out mounting and supporting on the side mold, and pouring concrete after the side mold is qualified; and pouring, finishing maintenance to the designed strength, dismantling the side die, then penetrating a pre-stressed tendon bundle into the pre-embedded core pipe, tensioning the pre-stressed tendon bundle, sealing and anchoring after tensioning meets the requirement, and maintaining again to the designed required sealing and anchoring strength. In the implementation process, when the prestressed tendon is tensioned, one end of the prestressed tendon is anchored, the other end of the prestressed tendon is tensioned, and an anchorage device is arranged at the tensioning end; and grouting and sealing the core pipe after tensioning is finished, injecting mortar from one end of the core pipe, enabling the mortar to uniformly flow out from the other end of the core pipe to meet the grouting requirement, sealing the prestressed reinforcement bundles, and sealing the anchor, wherein the strength of the concrete of the sealed anchor is higher than that of the concrete of the wall body by one grade and is not less than 20MPa.
And after the maintenance meets the requirement, hoisting the wall body 1 qualified for maintenance to a construction site, and sequentially splicing and connecting. The wall body 1 which is assembled on site is prefabricated into a qualified product according to design requirements, a site pre-assembly test is required before formal assembly, and formal assembly is carried out after the qualified product is obtained; when lifting by crane and assembling, lift by crane wall body 1 to design position, then let the slider 12 of wall body 1 bottom aim at the spout of seting up, put wall body 1 down, then with the mechanical cooperation manual work of lifting by crane, through letting slider 12 remove along the spout, drive wall body 1 and remove to the position of design, lift by crane next wall body 1 again, let next wall body 1 remove along the spout, let the swing joint reinforcing bar 13 of next wall body 1 aim at the swing joint hole that the adapter sleeve that corresponds with swing joint reinforcing bar 13 of the former wall body 1 that has tentatively fixed a position seted up, along with the removal of next wall body 1, let swing joint reinforcing bar 13 remove to design position along the swing joint hole that adapter sleeve seted up, then connect the connector between two wall bodies 1, assemble the construction in proper order.
The connectors used for connecting the two adjacent wall bodies 1 in the implementation process of connecting and fixing the two adjacent wall bodies 1 comprise pre-buried sleeves 21, one ends of the pre-buried sleeves 21 are pre-buried in the side walls of the wall bodies 1, movable shafts 22 are movably arranged in the pre-buried sleeves 21, the movable shafts 22 are arranged in a through manner, the outer walls of the movable shafts 22 are movably matched with the inner walls of the pre-buried sleeves 21, one ends, far away from the pre-buried sleeves 21, of the movable shafts 22 are connected with connecting discs 23, one end faces, far away from the movable shafts 22, of the connecting discs 23 are connected with a plurality of connecting screw rods 221, and the connecting screw rods 221 are respectively in threaded connection with connectors 222; the outer wall of the embedded sleeve 21 is sleeved with a corrugated pipe, the corrugated pipe can be arranged along the side wall of the wall body 1 in a telescopic mode, one end of the corrugated pipe is connected with one end, away from the connecting disc 23, of the embedded sleeve 21, and the other end of the corrugated pipe is connected with the connecting disc 23 in a telescopic mode; a positioning shaft 211 is arranged in a hollow cavity of the embedded sleeve 21, the positioning shaft 211 is arranged in a hollow manner, and one end of the positioning shaft 211 is connected with one end of the embedded sleeve 21 far away from the movable shaft 22; a sliding rod 231 is arranged in the hollow cavity of the movable shaft 22, one end of the sliding rod 231 is connected with the connecting disc 23, and the other end of the sliding rod 231 is movably arranged in the hollow cavity of the positioning shaft 211 in a penetrating manner and can be matched with the hollow cavity of the positioning shaft 211 in a sliding manner; the outer wall of the positioning shaft 211 is provided with a return spring 24 in a penetrating way, one end of the return spring 24 is connected with the positioning shaft 211, and the other end of the return spring 24 is connected with one end of the sliding rod 231 close to the connecting disc 23. Connecting screw rods 221 of the connectors between two adjacent wall bodies 1 are respectively connected by using connecting heads 222 through threads, so that the two adjacent wall bodies 1 are connected, and the wall bodies 1 on the same layer are connected sequentially according to the construction steps.
Then, hoisting the fabricated beams, aligning the holes designed on the fabricated beams with the positioning steel bars 11 at the top end of the wall body 1, penetrating the positioning steel bars 11 into the holes designed on the fabricated beams, sequentially placing the fabricated beams on the wall body 1, injecting foam into the hollow cavity of each wall body 1, and then binding a steel bar framework, a supporting mold and pouring concrete at the joint of two adjacent wall bodies 1, as shown in fig. 2; in the concrete pouring process, a protective sleeve is sleeved on the outer wall of each of the two connected connectors, so that the outer wall is prevented from being poured with concrete and affecting the use function, a broken seam is reserved at the seam, the two wall bodies 1 are prevented from being connected together, and the seam position is kept by adopting epoxy resin for pouring and plugging; then, the bottom end of the wall body 1 is connected with the embedded steel bars of the floor beam, the top end of the wall body 1 is connected with the embedded steel bars of the floor beam, and the wall body is respectively supported with a formwork and poured with concrete to connect the wall body and the floor beam into a whole, so that the horizontal and vertical loads borne by the building are supported.
Further, analysis is carried out from the stress angle, when the load on the upper part is transmitted to the lower wall body 1 through the beam plate, and in order to reduce the damage of the vertical force to the wall body 1, a plurality of core pipes penetrating through two side walls of the wall body 1 are pre-embedded in the upper part of each wall body 1, the core pipes are horizontally arranged in the wall body 1 in a penetrating manner, and prestressed tendons are arranged in the core pipes in a penetrating manner, so that the connection is arranged, and the anti-seismic and anti-shearing performance of the wall body pair can be improved; the vertical stress is counteracted and attenuated by the arranged prestressed tendons, so that the aim of reducing vertical deformation damage is fulfilled, and the horizontal load of the building can be attenuated and protected by the arranged wall body 1; most importantly, the adjacent wall bodies 1 are connected through the connector, so that the wall bodies 1 expand with heat and contract with cold after the wall bodies 1 are subjected to external environment change, the wall bodies 1 horizontally deform in an extruding manner, and the connector acts after the wall bodies 1 expand with heat and contract with cold; when the wall body 1 is subjected to thermal expansion, the connector between the two wall bodies 1 absorbs the deformation generated by the thermal expansion because the wall body 1 is subjected to expansion deformation; when the wall body 1 is shrunk, the connector generates tension to the two adjacent wall bodies 1; when "deformation" takes place promptly, the connecting screw 221 that wall body 1 outer wall end is connected through connector 222 can promote the connection pad 23 of being connected with connecting screw 221 and remove, and whole connector "absorbs" the deformation that produces: when the wall body 1 is expanded with heat, the movable shaft 22 connected with the connecting disc 23 is compressed to slide along the inner wall of the embedded sleeve 21, and when the wall body 1 is contracted with cold, the movable shaft 22 connected with the connecting disc 23 is stretched to slide along the inner wall of the embedded sleeve 21. Moreover, the corrugated pipe sleeved on the outer wall of the embedded sleeve 21 moves along with the connecting disc 23, so that the embedded sleeve 21 and the movable shaft 22 are protected by contraction movement, and the movable shaft 22 cannot move due to blockage is avoided; meanwhile, in order to better absorb the deformation caused by expansion with heat and contraction with cold, a positioning shaft 211 is arranged in a hollow cavity of the embedded sleeve 21, the positioning shaft 211 is arranged in a hollow manner, a return spring 24 penetrates through the outer wall of the positioning shaft 211, and one end of the positioning shaft 211 is connected with one end of the embedded sleeve 21, which is far away from the movable shaft 22; a sliding rod 231 is arranged in the hollow cavity of the movable shaft 22, one end of the sliding rod 231 is connected with the connecting disc 23, and the other end of the sliding rod 231 is movably arranged in the hollow cavity of the positioning shaft 211 in a penetrating manner and can be matched with the hollow cavity of the positioning shaft 211 in a sliding manner; reset spring 24 is worn to be equipped with by the outer wall of location axle 211, reset spring 24's one end is connected with location axle 211, reset spring 24's the other end and the one end that slide bar 231 is close to connection pad 23 are connected, reset spring 24 through setting up carries out the protection that resets, and slide bar 231 is under connection pad 23's drive, slide along the hollow cavity of location axle 211, play the effect of direction protection that resets to reset spring 24, let the connector can circulate and reset deformation protection, further increase the service life of connector. Through the connector, let two adjacent wall body 1 can keep certain activity "contractility", carry out "absorption" to the deformation that "expend with heat and contract with cold" produced to protection wall body 1 reduces wall body 1 because the deformation destruction that "expend with heat and contract with cold" produced, can increase the age that the wall body used, reduces the expense of maintenance, practices thrift the cost, green.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments in the above-described embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition. In addition, the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it is apparent to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention; meanwhile, any combination of various embodiments of the present invention can be made, and the same should be considered as the disclosure of the present invention as long as the combination does not depart from the idea of the present invention.
Claims (10)
1. The utility model provides an assembled wall body structure, its characterized in that, includes wall body (1), wall body (1) is hollow setting, the top of wall body (1) is connected with a plurality of equipartitions and sets up and be used for positioning reinforcement (11) of being connected with the building roof beam body, the bottom both sides of wall body (1) are connected with convex slider (12) respectively, slider (12) are arranged in placing and slide in the spout with slider (12) adaptation, one side end of wall body (1) is connected with a plurality of swing joint reinforcing bars (13), the other side of wall body (1) is pre-buried to have the connecting tube corresponding with swing joint reinforcing bar (13), the connecting tube sets up the swing joint hole with swing joint reinforcing bar (13) swing joint), the both sides of wall body (1) are pre-buried respectively to have the connector that links together two wall body (1).
2. The assembly type wall structure of claim 1, wherein the connectors each comprise a pre-buried sleeve (21), one end of the pre-buried sleeve (21) is pre-buried in the side wall of the wall body (1), a movable shaft (22) is movably arranged in the pre-buried sleeve (21), the movable shaft (22) is arranged in a hollow manner, the outer wall of the movable shaft (22) is movably matched with the inner wall of the pre-buried sleeve (21), one end, far away from the pre-buried sleeve (21), of the movable shaft (22) is connected with a connecting disc (23), the connecting disc (23) is far away from one end face of the movable shaft (22) is connected with a plurality of connecting screw rods (221), and the connecting screw rods (221) are respectively in threaded connection with a connecting head (222).
3. The assembled wall structure as claimed in claim 2, wherein the outer wall of the embedded sleeve (21) is sleeved with a corrugated pipe, the corrugated pipe can be arranged along the side wall of the wall body (1) in a telescopic manner, one end of the corrugated pipe is connected with one end, away from the connecting plate (23), of the embedded sleeve (21), and the other end of the corrugated pipe is connected with the connecting plate (23) in a telescopic manner.
4. The assembled wall structure as claimed in claim 3, wherein a positioning shaft (211) is arranged in the hollow cavity of the embedded sleeve (21), the positioning shaft (211) is arranged in a hollow manner, and one end of the positioning shaft (211) is connected with one end of the embedded sleeve (21) far away from the movable shaft (22);
be provided with slide bar (231) in the hollow cavity of loose axle (22), the one end of slide bar (231) with connection pad (23) are connected, the other end mobilizable of slide bar (231) is worn to establish in the hollow cavity of location axle (211), and can be along the hollow cavity slip adaptation of location axle (211).
5. An assembled wall structure according to claim 4, wherein a return spring (24) is arranged on the outer wall of the positioning shaft (211), one end of the return spring (24) is connected with the positioning shaft (211), and the other end of the return spring (24) is connected with one end of the sliding rod (231) close to the connecting disc (23).
6. The assembled wall structure according to claim 5, wherein a plurality of core pipes penetrating through two side walls of the wall body (1) are embedded in the upper part of the wall body (1), the plurality of core pipes are horizontally arranged in the wall body (1), and the plurality of core pipes are internally provided with prestressed tendons.
7. A construction method based on the assembly type wall body structure of any one of claims 1 to 6 is characterized by comprising the following construction steps:
s1, erecting a bottom die of a wall body (1), placing the bottom die on a skid, supporting the joints of the bottom die by adopting an adjustable base, adjusting the joints of the two bottom dies to be flush by adjusting the base, performing joint treatment on the adjusted joints by using adhesive tapes, and then spraying a layer of release agent on the surface of the bottom die;
s2, binding a wall body (1) steel reinforcement framework on the bottom die, wherein the wall body (1) steel reinforcement framework is vertically arranged, the center of the wall body (1) steel reinforcement framework is arranged in a hollow manner, and the hollow position is filled with a core die to be used as a template of the hollow position of the wall body (1);
uniformly arranging a plurality of cushion blocks on a steel bar framework of the wall body (1) close to one end of the bottom die, so that the steel bar framework of the wall body (1) and the bottom die have enough protective layer thickness, simultaneously, two sides of the bottom die are respectively provided with a notch, a steel bar of 5cm is connected in the notch, and a supporting template is manufactured and used for constructing a convex sliding block (12);
then, a plurality of core pipes are arranged at the upper part of the steel reinforcement framework of the bound wall body (1) in a penetrating way;
s3, connecting a plurality of movable connecting reinforcements (13) at one side end of the wall body (1) steel reinforcement framework, wherein one end of each movable connecting reinforcement (13) exceeds one side end of the wall body (1) steel reinforcement framework by not less than 5cm, embedding a plurality of connecting sleeves corresponding to the movable connecting reinforcements (13) at the other side end of the wall body (1) steel reinforcement framework, and plugging one end of each connecting sleeve, which is far away from the wall body (1) steel reinforcement framework, by rubber;
then connecting a plurality of positioning steel bars (11) exceeding the top end of the steel bar framework of the wall body (1) on the top end side of the steel bar framework of the wall body (1), wherein each positioning steel bar (11) exceeds the top end of the steel bar framework of the wall body (1) by not less than 10cm;
then, an upper connector is respectively embedded and installed at the upper end and the lower end of the two side ends of the steel reinforcement framework of the wall body (1);
s4, checking the mounting and connecting positions of a steel reinforcement framework, a movable connecting steel bar (13), a positioning steel bar (11) and a connector of the wall body (1), spraying a layer of release agent on the surface of the side mold after the side mold is qualified, then mounting and supporting the side mold, and pouring concrete after the side mold is qualified;
s5, pouring, completing maintenance to the designed strength, dismantling the side mold, then penetrating a pre-stressed tendon bundle into the pre-buried core pipe, tensioning the pre-stressed tendon bundle, sealing and reinforcing after tensioning meets the requirement, and maintaining again to the designed required sealing and anchoring strength;
s6, hoisting the wall body (1) which is qualified in maintenance to a construction site, and sequentially splicing and connecting.
8. The construction method based on the assembled wall structure as claimed in claim 7, wherein the adjusting base adopted in S1 comprises a top support and a bottom support, one end of the top support is used for supporting the two bottom molds, the other end of the top support is connected with a support rod, one end of the support rod, which is far away from the top support, is movably arranged in the hollow cavity of the bottom support in a penetrating manner, a supporting seat is connected to the outer wall of the support rod in a threaded manner, and the supporting seat is used for supporting and adjusting the height of the support rod and adjusting and leveling the abutted seam of the two bottom molds.
9. The construction method based on the assembled wall structure as claimed in claim 7, wherein the S5 is performed with a process of tensioning the pre-stressed tendons, one end is anchored, the other end is tensioned, and an anchorage device is installed at the tensioning end;
and grouting and sealing the core pipe after tensioning is finished, injecting mortar from one end of the core pipe, enabling the mortar to uniformly flow out from the other end of the core pipe to meet the grouting requirement, sealing the prestressed reinforcement bundles, and sealing the anchor, wherein the strength of the concrete for sealing the anchor is higher than that of the concrete for the wall body (1) by one grade and is not less than 20MPa.
10. The construction method based on the assembled wall structure as claimed in claim 7, wherein a pre-assembly test is required on site before assembly in S6, and formal assembly is performed after qualification;
when lifting by crane and assembling, lift by crane wall body (1) to design position, then let slider (12) of wall body (1) bottom aim at the spout of seting up, transfer wall body (1), then with the mechanical cooperation manual work of lifting by crane, through letting slider (12) remove along the spout, drive wall body (1) and remove to the position of design, lift by crane next wall body (1) again, let next wall body (1) remove along the spout, let swing joint reinforcing bar (13) of next wall body (1) aim at the swing joint connecting pipe that corresponds with swing joint reinforcing bar (13) of the former wall body (1) that has tentatively fixed a position and set up the swing joint hole, along with the removal of next wall body (1), let swing joint reinforcing bar (13) remove to the design position along the swing joint connecting pipe that the connecting pipe set up, then couple together the connector between two wall body (1), the construction is assembled in proper order.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310158383.4A CN115822128A (en) | 2023-02-23 | 2023-02-23 | Assembly type wall body structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310158383.4A CN115822128A (en) | 2023-02-23 | 2023-02-23 | Assembly type wall body structure and construction method |
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| CN115822128A true CN115822128A (en) | 2023-03-21 |
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| CN202310158383.4A Pending CN115822128A (en) | 2023-02-23 | 2023-02-23 | Assembly type wall body structure and construction method |
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