CN213597260U - Double-skin wall structure - Google Patents
Double-skin wall structure Download PDFInfo
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- CN213597260U CN213597260U CN202022064186.0U CN202022064186U CN213597260U CN 213597260 U CN213597260 U CN 213597260U CN 202022064186 U CN202022064186 U CN 202022064186U CN 213597260 U CN213597260 U CN 213597260U
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Abstract
The utility model relates to a double-skin wall structure belongs to the building engineering structure field, and is lower to the joint strength of double-skin wall unit between the adjacent layer, and the problem that influences the concatenation quality of double-skin wall provides following technical scheme, and the technical essential of this application includes double-skin wall unit, double-skin wall unit is the multiunit, multiunit double-skin wall unit is along vertical concatenation connection, one side of double-skin wall unit is provided with splice block, opposite side and offers and supplies its adjacent double-skin wall unit splice block male splice groove, and is adjacent be provided with the coupling assembling that can keep adjacent double-skin wall connected state between the double-skin wall unit. This application has the joint strength between the adjacent two skin wall units of enhancement, improves the advantage of two skin wall unit concatenation qualities.
Description
Technical Field
The application relates to the field of constructional engineering structures, in particular to a double-skin wall structure.
Background
The precast concrete double-skin wallboard is characterized in that precast concrete plates on two sides are connected into a whole through a steel bar truss, a first concrete plate on one side needs to be poured firstly in the production process of a component, after the first concrete plate is cured and demoulded, the first concrete plate is turned over for 180 degrees through a turnover machine, then the steel bar truss exposed out of the first concrete plate is pressed into precast second concrete, and the precast concrete double-skin wallboard is cured to form a second concrete plate, so that a double-skin wallboard structure with a middle cavity is formed.
According to the traditional cast-in-place construction process, templates and a support system are required to be erected on two sides of a wall body, concrete is poured into a cavity formed between a first concrete plate and a second concrete plate, and after the concrete reaches a certain strength, subsequent work and form removal can be carried out. Because the height of the structural wall body is relatively high, high formwork erecting and sectional pouring construction are required in the construction process, but the upper layer and the lower layer of adjacent double-skin wall plates are connected through the external support body system concrete, so that the connection strength of the double-skin wall between the adjacent layers is low, and the splicing quality of the double-skin wall is influenced.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art existence, the aim at of this application provides a double-skin wall structure, and it has the joint strength between the adjacent double-skin wall unit of enhancement, improves the advantage of double-skin wall unit concatenation quality.
The technical purpose of the application is realized by the following technical scheme:
the utility model provides a double-skin wall structure, includes double-skin wall unit, double-skin wall unit is the multiunit, multiunit double-skin wall unit is connected along vertical concatenation, one side of double-skin wall unit is provided with splice block, opposite side and offers and supplies its adjacent double-skin wall unit splice block male splice groove, and is adjacent be provided with the coupling assembling that can keep adjacent double-skin wall connected state between the double-skin wall unit.
By adopting the technical scheme, during installation, the prefabricated double-skin wall unit is lifted to the installation position by the lifting appliance, then concrete is poured in the cavity of the double-skin wall unit, after the concrete in the double-skin wall unit with the lower layer is molded to a certain degree, the other double-skin wall unit is moved by the lifting appliance, the splicing blocks of the upper double-skin wall unit are spliced in the splicing grooves of the adjacent double-skin wall units, the connection between the upper double-skin wall unit and the lower double-skin wall unit is realized, then the adjacent double-skin wall units are connected through the connecting component, the strength of the whole formed by the two double-skin wall units is increased, the splicing blocks and the splicing grooves are spliced, so that the integral stress performance of the adjacent double-skin wall units is improved, the connection strength between the adjacent double-skin wall units is enhanced through the matching of the connection assembly and the splicing blocks, and the splicing quality of the double-skin wall units is improved.
The application is further configured to: the double-skin wall unit comprises two oppositely arranged concrete plates and a steel truss arranged between the two concrete plates.
Through adopting above-mentioned technical scheme, utilize the shaped steel truss to connect prefabricated double skin wall unit, the rigidity of shaped steel truss is big, and intensity is high, can provide good whole atress performance.
The application is further configured to: the coupling assembling is including setting firmly the connecting plate in concrete slab medial surface, the connecting plate is two, two the connecting plate sets up respectively in two concrete slab's medial surface, the connecting plate covers in the concatenation department between the adjacent two skin wall units, two be provided with telescopic link between the connecting plate.
By adopting the technical scheme, when in installation, the connecting plate is covered at the joint between the adjacent double-skin wall units, and then the connecting plate is fixedly connected with the double-skin wall units on the two corresponding sides of the connecting plate, so that the connecting strength between the adjacent double-skin wall units is enhanced; through the setting of telescopic connecting rod, under telescopic connecting rod's effect, make two concrete slab be close to each other, can improve the joint strength between two concrete slab.
The application is further configured to: the telescopic connecting rods are multiple and are arranged at equal intervals along the axis direction of the connecting plate.
Through adopting above-mentioned technical scheme, improve the joint strength between two concrete slabs.
The application is further configured to: the telescopic connecting rod comprises an inner rod and an outer tube, the inner rod is sleeved with the outer tube, and the inner rod is in threaded connection with the outer tube.
Through adopting above-mentioned technical scheme, realize the concertina movement of telescopic link to the realization is to the length adjustment of telescopic link.
The application is further configured to: and an inclined strut is arranged between the two connecting plates.
Through adopting above-mentioned technical scheme, connect two double-skin wall units through two connecting plates and telescopic connection pole earlier, improve the joint strength between two double-skin wall units, then connect two connecting plates through the bracing, can provide the good support of connecting plate to improve the holistic atress performance of double-skin wall unit.
The application is further configured to: the connecting plate and the concrete plate are fixedly connected through self-tapping screws.
Through adopting above-mentioned technical scheme, be convenient for realize the fixed connection between connecting plate and the concrete slab, need not to pour the connecting reinforcement in concrete slab inside in advance, can realize connecting plate and concrete slab's connection, convenient operation.
The application is further configured to: the connecting plates are arranged on the same concrete slab, and the connecting plates are arranged at equal intervals along the length direction of the concrete slab.
Through adopting above-mentioned technical scheme, realize sealed fixed to upper concrete slab and lower floor's concrete slab junction to improve the joint strength between the adjacent double skin wall unit.
The application is further configured to: and an anti-cracking reinforcing steel bar mesh and stressed reinforcing steel bars are arranged in the concrete slab.
Through adopting above-mentioned technical scheme, improve concrete slab's intensity and atress performance.
The application is further configured to: the profile steel truss is provided with lifting lugs capable of being hoisted.
By adopting the technical scheme, the hoisting and the transportation of the whole double-skin wall unit are convenient to realize.
In summary, the present application has the following beneficial effects:
the first double-skin wall unit, the upper double-skin wall unit and the lower double-skin wall unit are connected in an inserting mode through the splicing blocks and the splicing grooves, the upper double-skin wall unit and the lower double-skin wall unit are connected, and then the adjacent double-skin wall units are connected through the connecting assembly, so that the strength of the whole formed by the two double-skin wall units is increased, the integral stress performance of the whole formed by the adjacent double-skin wall units is improved, and the splicing quality of the double-skin walls is improved;
secondly, the steel section truss is used for connecting the prefabricated double-skin wall units, so that the steel section truss is high in rigidity and strength and can provide good integral stress performance;
thirdly, the two double-skin wall units are tensioned through the two connecting plates and the telescopic connecting rods, so that the connecting strength between the two double-skin wall units is improved, and then the connecting plates are well supported through the inclined struts, so that the overall stress performance of the double-skin wall units is improved;
and fourthly, the anti-crack reinforcing mesh and the stress reinforcing steel bars are arranged in the concrete slab, so that the overall strength and the stress performance of the concrete slab are improved, and meanwhile, the connection strength between the concrete slab and the profile steel truss can be improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a sectional view taken along line a-a in fig. 2.
In the figure, 1, a double-skin wall unit; 11. a concrete slab; 111. splicing blocks; 112. splicing grooves; 12. a section steel truss; 121. reinforcing steel bars; 13. a cavity; 2. lifting lugs; 3. a connecting assembly; 31. a connecting plate; 32. a telescopic connecting rod; 321. an inner rod; 322. an outer tube; 3221. sleeving a hole; 323. rotating the sleeve; 33. bracing; 34. a self-tapping screw.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Referring to fig. 1, for this application discloses a double skin wall structure, including double skin wall unit 1, double skin wall unit 1 is the multiunit, and multiunit double skin wall unit 1 splices each other along vertical length direction and connects and constitute the wall body wholly, and the group number of double skin wall unit 1 is decided according to required height and the width that constitutes the wall body in the actual work progress.
Referring to fig. 1, the double-skin wall unit 1 includes two opposite concrete slabs 11 and a steel truss 12 disposed between the two concrete slabs 11, wherein the two concrete slabs 11 are parallel to each other and spaced apart, the spacing between the two concrete slabs 11 is determined according to the thickness of a desired wall body, and the thickness of the wall body is equal to the sum of the thicknesses of the two concrete slabs 11 and the spacing between the two concrete slabs 11.
Referring to fig. 1, the steel truss 12 includes a plurality of reinforcing bars 121, ends of the reinforcing bars 121 are embedded in the concrete slabs 11 and integrally formed with the concrete slabs 11 by casting, and the reinforcing bars 121 located between two concrete slabs 11 are fixed by binding.
Referring to fig. 1, when the double-skin wall unit 1 is prefabricated, a section steel truss 12 is firstly prepared, then an anti-crack reinforcing steel mesh and a stress reinforcing steel bar are pre-laid in one concrete slab 11, and then one side of the section steel truss 12, the anti-crack reinforcing steel mesh and the stress reinforcing steel bar are bound and fixed, so that one side of the section steel truss 12 and the concrete slab 11 are integrally cast and molded; after the concrete slabs 11 are maintained and formed, the concrete slabs 11 and the section steel truss 12 are turned over together for 180 degrees, then the other side of the section steel truss 12 is fixedly connected with the anti-crack reinforcing steel mesh and the stressed reinforcing steel of the other concrete slab 11, then the concrete slabs 11 on the side are poured to realize the fixed connection of the section steel truss 12 and the two concrete slabs 11, the two concrete slabs 11 are maintained and formed and are demoulded, the double-skin-wall unit 1 is finally manufactured, and a cavity 13 is formed between the two concrete slabs 11.
Referring to fig. 1, when the double-skin wall unit 1 is vertically arranged, the lifting lugs 2 capable of being hoisted are welded at the upper end of the steel truss 12.
Referring to fig. 1, the double-skin wall unit 1 is extended with the splicing block 111 along the length direction thereof, the other side of the double-skin wall unit 1 is provided with a splicing groove 112 for inserting the splicing block 111 of the adjacent double-skin wall unit 1, the splicing block 111 is arranged on one side of the double-skin wall unit 1 close to the cavity 13, the thickness between one side of the splicing block 111 facing the cavity 13 and one side of the splicing block 111 far away from the cavity 13 is equal to half of the thickness between the inner side of the concrete slab 11 and the outer side of the concrete slab 11, and the inner side surface of the splicing block 111 and the inner side.
Referring to fig. 1, a connection assembly 3 capable of maintaining a connection state of adjacent double walls is provided between adjacent double wall units 1. The connecting assembly 3 includes a connecting plate 31, a telescopic connecting rod 32 and a sprag 33.
Referring to fig. 1, the connecting plate 31 is vertically disposed, the connecting plate 31 covers the joint between the adjacent double-skin wall units 1, and two ends of the connecting plate 31 are respectively and fixedly connected with the corresponding concrete slabs 11.
Referring to fig. 1, a self-tapping screw 34 is disposed between an end of the connecting plate 31 and the concrete slab 11, a threaded hole is formed in the concrete slab 11 through the self-tapping screw 34, then the end of the connecting plate 31 covers an opening of the threaded hole, and then the end of the self-tapping screw 34 is inserted into the threaded hole after penetrating through the connecting plate 31, so that the self-tapping screw 34 is fixedly connected with the threaded hole, and thus the connecting plate 31 is fixedly connected with the concrete slab 11.
Referring to fig. 1, there are two connection plates 31, the two connection plates 31 are respectively disposed on the inner sides of the two concrete slabs 11, and the two connection plates 31 are disposed in parallel and opposite to each other.
Referring to fig. 1, a plurality of connection plates 31 are provided on the same concrete slab 11, and the plurality of connection plates 31 are provided at equal intervals along the longitudinal direction of the concrete slab 11, but the number of the connection plates 31 is not limited in the present application, and in the present embodiment, two connection plates 31 are taken as an example, and two connection plates 31 are provided at both ends of the concrete slab 11 in the transverse longitudinal direction.
Referring to fig. 1 and 2, the telescopic connecting rod 32 is disposed between the two concrete slabs 11, and the axis of the telescopic connecting rod 32 is perpendicular to the axis of the connecting plate 31, and the telescopic connecting rod 32 spans the space between the two concrete slabs 11. Telescopic link 32 is a plurality of, and a plurality of telescopic link 32 set up along the equidistant interval of connecting plate 31's axis direction, and this application does not do the injecing to telescopic link 32's quantity, and two telescopic link 32 are used as the example in this embodiment, and two telescopic link 32 set up respectively in the both ends of connecting plate 31, and two telescopic link 32 and two connecting plates 31 enclose into rectangular frame column structure.
Referring to fig. 1 and 3, the telescopic connecting rod 32 includes an inner rod 321 and an outer tube 322, one end of the outer tube 322 and one connecting plate 31 are rotatably connected, the other side of the outer tube extends to a side close to the other connecting plate 31, the outer tube 322 has a sleeve hole 3221 along the axis direction thereof, one end of the inner rod 321 is inserted into the sleeve hole 3221, the other end of the inner rod is connected to the other connecting plate 31, the outer tube 322 is rotatably connected to one side of the inner rod 321, the rotating sleeve 323 is hollow, the axis of the rotating sleeve 323 and the axis of the outer tube 322 coincide, one end of the rotating sleeve 323, which is far away from the inner rod 321, penetrates through the sleeve hole 3221 of the outer tube 322 and is rotatably connected to the connecting plate 31, the outer peripheral surface of the inner rod 321 is provided with external threads. When the concrete slab is installed, the rotating sleeve 323 is rotated, and the rotating sleeve 323 is in threaded connection with the inner rod 321, so that the connecting plates 31 on the two sides are close to each other, the two concrete slabs 11 are close to each other, and the connecting strength between the two concrete slabs 11 can be improved.
The interior pole 321 that is located the telescopic link 32 of top sets up directly over the outer tube 322 that is located the telescopic link 32 of below, bracing 33 slant sets up between top telescopic link 32 and the telescopic link 32 of below, bracing 33's both ends respectively rather than the outer tube 322 fixed connection of the telescopic link 32 that corresponds, bracing 33 sets up in the diagonal department that telescopic link 32 and connecting plate 31 enclose into rectangular frame column structure, can provide the good support of connecting plate 31, thereby improve the holistic atress performance of two skin wall units 1.
The implementation principle of the embodiment is as follows: prefabricating double-skin wall units 1, transporting the prefabricated double-skin wall units 1 to a site through a lifting appliance, installing the double-skin wall units 1 to a specified position through lifting to form base double-skin wall units 1, fixing the base double-skin wall units 1 by means of certain connecting and supporting measures, then lifting and transporting the upper double-skin wall units 1 through the lifting appliance, enabling splicing blocks 111 of the upper double-skin wall units 1 to be spliced inside splicing grooves 112 of the lower double-skin wall units 1, covering the connecting plates 31 at the splicing positions in front of the upper double-skin wall units 1 and the lower double-skin wall units 1, sequentially connecting the connecting plates 31 with concrete plates 11 corresponding to the double-skin wall units 1 through self-tapping screws 34, connecting the inner side surfaces of the concrete plates 11, screwing a rotating sleeve 323, enabling the connecting plates 31 at two sides to be close to each other due to threaded connection of the rotating sleeve 323 and an inner rod 321, driving the two concrete plates 11 to be close to each other, the connecting strength between the two concrete slabs 11 is improved, then the inclined strut 33 is obliquely arranged at the diagonal line of the rectangular frame-shaped structure formed by the telescopic connecting rod 32 and the connecting plate 31, so that the good support of the connecting plate 31 is provided, the integral strength formed by the two double-skin wall units 1 is increased, the integral stress performance formed by the adjacent double-skin wall units 1 is improved, and the splicing quality of the double-skin walls is improved.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a double-skin wall structure, includes double-skin wall unit (1), double-skin wall unit (1) is the multiunit, multiunit double-skin wall unit (1) is connected along vertical concatenation, its characterized in that, one side of double-skin wall unit (1) is provided with splice block (111), opposite side and has seted up and supply its adjacent double-skin wall unit (1) splice block (111) male splice groove (112), and is adjacent be provided with coupling assembling (3) that can keep adjacent double-skin wall connected state between double-skin wall unit (1).
2. A double skin wall construction according to claim 1, characterized in that the double skin wall unit (1) comprises two oppositely arranged concrete slabs (11) and a steel girder (12) arranged between the two concrete slabs (11).
3. The double-skin wall structure according to claim 2, wherein the connecting assembly (3) comprises two connecting plates (31) fixedly arranged on the inner side surfaces of the concrete plates (11), the two connecting plates (31) are respectively arranged on the inner side surfaces of the two concrete plates (11), the connecting plates (31) cover the splicing part between the adjacent double-skin wall units (1), and a telescopic connecting rod (32) is arranged between the two connecting plates (31).
4. A double skin wall construction according to claim 3, wherein said telescopic connecting rods (32) are plural, said telescopic connecting rods (32) being arranged at equal intervals in the axial direction of the connecting plate (31).
5. The double-skin wall structure according to claim 3, wherein the telescopic connecting rod (32) comprises an inner rod (321) and an outer tube (322), the inner rod (321) is sleeved with the outer tube (322), and the inner rod (321) is in threaded connection with the outer tube (322).
6. A double skin wall construction according to claim 3, wherein a brace (33) is provided between the two said webs (31).
7. A double skin wall construction according to claim 3, characterised in that the connection plates (31) are fixedly connected to the concrete slab (11) by self-tapping screws (34).
8. A double skin wall construction according to claim 3 wherein there are a plurality of connecting plates (31) provided on the same concrete slab (11), a plurality of said connecting plates (31) being provided at equal intervals along the length of said concrete slab (11).
9. A double skin wall construction according to claim 2, characterized in that the concrete slab (11) is internally provided with a mesh of anti-cracking reinforcing bars and with stressed reinforcing bars.
10. Double skin wall construction according to claim 2, characterised in that the steel section girders (12) are provided with lifting lugs (2) which can be hoisted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064186.0U CN213597260U (en) | 2020-09-18 | 2020-09-18 | Double-skin wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022064186.0U CN213597260U (en) | 2020-09-18 | 2020-09-18 | Double-skin wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213597260U true CN213597260U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022064186.0U Active CN213597260U (en) | 2020-09-18 | 2020-09-18 | Double-skin wall structure |
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| CN (1) | CN213597260U (en) |
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2020
- 2020-09-18 CN CN202022064186.0U patent/CN213597260U/en active Active
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