CN221001579U - Assembled PC superimposed sheet piece connection structure - Google Patents
Assembled PC superimposed sheet piece connection structure Download PDFInfo
- Publication number
- CN221001579U CN221001579U CN202323030469.3U CN202323030469U CN221001579U CN 221001579 U CN221001579 U CN 221001579U CN 202323030469 U CN202323030469 U CN 202323030469U CN 221001579 U CN221001579 U CN 221001579U
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- leveling plate
- connection structure
- superimposed sheet
- locking
- laminated
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- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims 3
- 238000010276 construction Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 6
- 239000004567 concrete Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010030 laminating Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The application relates to the field of building structures, in particular to an assembly type PC laminated slab joint connection structure, which comprises a leveling plate and locking mechanisms, wherein two sides of the leveling plate are respectively erected on the side surfaces of two adjacent laminated slabs far away from the ground, the locking mechanisms are arranged in two groups, the two groups of locking mechanisms are respectively arranged on the two laminated slabs, and the locking mechanisms are used for driving the laminated slabs and the leveling plate to mutually approach and limiting the relative positions between the laminated slabs and the leveling plate. The application has the effects of facilitating the constructors to adjust the flatness among the superimposed sheets and improving the construction efficiency of the constructors.
Description
Technical Field
The application relates to the technical field of building structures, in particular to an assembly type PC superimposed sheet seam connection structure.
Background
The laminated slab is a common precast concrete member in an assembled building, is a main component of a floor slab in the building, and mainly comprises a bidirectional laminated slab and a unidirectional laminated slab. According to the 6.6.3 requirements of the technical regulations of assembled concrete structures (JGJ 1-2014), the two-way laminated slab is suitable for construction in the form of integral type splice joints.
The construction process of the bidirectional laminated slab mainly comprises the following steps: 1. and determining the installation position according to the design size, and arranging a plurality of telescopic supporting rods on the ground. 2. The superimposed sheet is hoisted above the working layer and ensures that the width of the splice between two adjacent superimposed sheets is not less than a specified dimension. 3. And arranging a reinforcement cage at the joint, and pouring at the joint to finish the construction of the floor slab.
In the construction process, because the dimension errors of beam columns and wall pouring or other external environment factors can cause the situation that a plurality of superimposed sheets are staggered or inclined, the height of the superimposed sheets needs to be adjusted. When the superimposed sheet position adjustment, need constructor to adjust the height of bracing piece in superimposed sheet below to improve the holistic roughness of floor that a plurality of superimposed sheets formed. However, the setting of bracing piece is comparatively intensive to make adjacent flexible bracing piece connect through the horizontal pole, form the structure of similar full hall scaffold frame, job space is little when the constructor adjusts the height of superimposed sheet in the below, adjusts comparatively inconveniently, leads to constructor burden heavy and the efficiency of construction is slow.
Disclosure of utility model
In order to facilitate a constructor to adjust the flatness of a floor slab formed by a plurality of superimposed sheets and improve the overall flatness of the floor slab formed by the superimposed sheets, the application provides an assembled PC superimposed sheet joint connection structure.
The application provides an assembly type PC superimposed sheet seam connection structure, which adopts the following technical scheme:
The utility model provides an assembled PC superimposed sheet piece connection structure, includes screed and locking mechanism, and the both sides of screed are set up respectively on the side that ground was kept away from to two adjacent superimposed sheets, locking mechanism sets up to two sets of, and two sets of locking mechanism set up respectively on two superimposed sheets, and locking mechanism is used for driving superimposed sheets and screed and is close to each other to carry out spacingly to the relative position between superimposed sheets and the screed.
Through adopting above-mentioned technical scheme, the both sides of screed are set up in two superimposed sheet tops, and when two superimposed sheets were not in the coplanar, the screed can not be simultaneously with the laminating of the side on ground of keeping away from of two superimposed sheets. At this time, the locking mechanism drives the laminated plates to be close to each other, so that the side surfaces of the two laminated plates far away from the ground are attached to the side surfaces of the leveling plates close to the ground, and the two adjacent laminated plates are positioned in the same plane, so that the adjustment of the overall flatness of the floor slab formed by the laminated plates is realized. The position between the two superimposed sheets is adjusted by adopting the method, and compared with the traditional method; according to the application, constructors do not need to shuttle among dense support rods, and the support rods do not need to be adjusted by tilting heads, so that the workload of the constructors is reduced, and the construction efficiency is improved. In addition, in the technical scheme of the application, constructors can clearly observe the relative position between the two superimposed sheets in a short distance, so that the constructors can more accurately adjust the position between the two superimposed sheets, and the overall flatness of the floor slab formed by the superimposed sheets is improved.
Optionally, a plurality of locking mechanisms are provided for each group.
Through adopting above-mentioned technical scheme, a plurality of subassemblies are connected spacingly to screed and superimposed sheet simultaneously to improve the joint strength between screed and the superimposed sheet, thereby improve the stability of laminating between superimposed sheet and the screed.
Optionally, the locking mechanism includes latch lever and lock nut, and the latch lever includes screw rod portion, screw rod portion one end is connected on the superimposed sheet, and the other end passes the screed-plate and extends to the screed-plate and keep away from one side of superimposed sheet, and lock nut is located the screed-plate and keeps away from one side of superimposed sheet to threaded connection is on screw rod portion.
Through adopting above-mentioned technical scheme, rotate lock nut, lock nut can follow the length direction removal of screw rod. One side of the lock nut, which is close to the leveling plate, is abutted to the leveling plate, so that the leveling plate is driven to be close to the superimposed sheet, or the superimposed sheet is pulled to be close to the leveling plate, and finally, one side of the two superimposed sheets, which is close to the leveling plate, is attached to the leveling plate, so that the position of the two superimposed sheets is adjusted.
Optionally, the locking rod further comprises a connecting portion, one end of the connecting portion is connected to the steel bars embedded in the laminated plate, and the other end of the connecting portion is connected with the screw portion.
By adopting the technical scheme, the connecting part is connected to the steel bars embedded in the laminated slab and is poured in the concrete together with the steel bars, so that the connection strength between the whole locking rod and the laminated slab is improved; the stability of the locking mechanism for limiting displacement between the laminated plate and the leveling plate is improved, and the stability of lamination of the laminated plate and the leveling plate is further improved.
Optionally, the locking mechanism further comprises a limiting rod for limiting the rotation of the locking nut, one end of the limiting rod is connected to the locking nut, and the other end of the limiting rod is connected to the leveling plate.
Through adopting above-mentioned technical scheme, lock nut locking back connects the gag lever post on lock nut, makes the both ends of gag lever post be connected with lock nut and screed respectively to carry out spacingly to lock nut's rotation, reduce lock nut and send the condition emergence that leads to superimposed sheet and screed to can not laminate.
Optionally, the stop lever sets up a plurality ofly along lock nut circumference.
Through adopting above-mentioned technical scheme, a plurality of gag levers are spacing to lock nut simultaneously, improve the gag lever levers and to the spacing stability of lock nut.
Optionally, be provided with the reinforcement on the screed-coat, the reinforcement includes bracing piece and two pull rods, the bracing piece is connected on the screed-coat, two the pull rod sets up in the both sides of bracing piece along the direction that the superimposed sheet was arranged, and pull rod one end is connected with the bracing piece, and the other end is connected with the screed-coat.
By adopting the technical scheme, the two pull rods support the leveling plate from the two sides of the supporting rod, so that the integral bending resistance of the leveling plate is improved, and the deformation of the leveling plate is reduced.
Optionally, a kidney-shaped hole is formed in the leveling plate at a position corresponding to the screw rod part, the screw rod part is arranged in the screw rod kidney-shaped hole in a penetrating mode, and the length direction of the kidney-shaped hole is parallel to the arrangement direction of the laminated plates.
Through adopting above-mentioned technical scheme, screw rod portion slides along the length direction in waist shape hole to make connection structure can adapt to the construction of the connection seam of different width, enlarge connection structure's application range.
In summary, the application has the following beneficial technical effects:
And the lock nuts of the two groups of locking mechanisms are respectively rotated, so that the leveling plate and the two superimposed sheets are simultaneously attached, and the superimposed sheets are positioned in the same plane to finish the adjustment of the flatness of the superimposed sheets. Because the leveling plate is located the superimposed sheet top, consequently constructor conveniently rotates lock nut to make things convenient for constructor to adjust the roughness between a plurality of superimposed sheets, improve constructor efficiency of construction.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is an enlarged view of portion a of fig. 1 in accordance with an embodiment of the present application.
Reference numerals: 1. superimposed sheets; 11. concrete; 12. reinforcing steel bars; 2. leveling; 3. a locking mechanism; 31. a locking lever; 311. a connection part; 312. a screw portion; 313. waist-shaped holes; 32. a lock nut; 33. a limit rod; 34. a blocking lever; 4. a reinforcement; 41. a support rod; 42. and (5) a pull rod.
Detailed Description
The application is described in further detail below with reference to fig. 1-2.
The embodiment of the application discloses an assembly type PC superimposed sheet seam connection structure.
Referring to fig. 1, an assembled PC laminated board joint connection structure includes a leveling plate 2 and a locking mechanism 3. The leveling plate 2 is of a rectangular plate-shaped structure, the leveling plate 2 is parallel to the laminated plates 1, and two sides of the leveling plate 2 in the length direction are erected above two adjacent laminated plates 1. The locking mechanisms 3 are arranged in two groups, and the two groups of locking mechanisms 3 are respectively arranged on the two adjacent superimposed sheets 1. The locking mechanism 3 is used for enabling the superimposed sheet 1 and the leveling plate 2 to be close to each other, and further enabling one side, close to the leveling plate 2, of the superimposed sheet 1 to be attached to the side, close to the ground, of the leveling plate 2. The two groups of locking mechanisms 3 enable one side, far away from the ground, of the adjacent laminated slab 1 to be attached to the leveling plate 2 close to the ground, so that the adjacent laminated slab 1 is located in the same plane, and the overall flatness of the floor slab is adjusted.
Referring to fig. 1 and 2, each set of locking mechanisms 3 includes a plurality of locking mechanisms 3, and each set of locking mechanisms 3 in this embodiment includes two locking mechanisms 3, so as to improve the stability of the fit between the laminated board 1 and the leveling board 2. The laminated slab 1 comprises concrete 11 and reinforcing steel bars 12, wherein the reinforcing steel bars 12 are poured inside the concrete 11 and are used for improving the overall structural strength of the laminated slab 1. The locking mechanism 3 comprises a locking rod 31 and a locking nut 32, the locking rod 31 comprises a connecting part 311 and a screw part 312, the connecting part 311 is positioned above the reinforcing steel bar 12, the connecting part 311 is of a cylindrical rod-shaped structure, one end of the connecting part 311, which is close to the reinforcing steel bar 12, is welded on the reinforcing steel bar 12, and the other end extends to the outside of the laminated plate 1; in the production process of the laminated slab 1, the connecting part 311 and the reinforcing steel bars 12 are synchronously poured inside the laminated slab 1. The screw portion 312 is coaxially welded to one end of the connecting portion 311, the lock nut 32 is screwed to the screw portion 312, and the other end extends through the screed 2 to a side of the screed 2 away from the superimposed sheet 1. The leveling plate 2 is located between the laminated plate 1 and the lock nut 32, and the lock nut 32 is rotated to enable the lock nut 32 to tightly support the leveling plate 2, so that one side, close to the leveling plate 2, of the laminated plate 1 is attached to the leveling plate 2.
Referring to fig. 1 and 2, kidney-shaped holes 313 are formed in the leveling plate 2 at positions corresponding to the screw portions 312, and the length direction of the kidney-shaped holes 313 is parallel to the width direction of the splice joint between the two superimposed sheets 1. The screw portions 312 of the plurality of locking mechanisms 3 in the same group are located in the kidney-shaped holes 313 and are slidable in the width direction of the splice joint. Through waist shape hole 313, make connection structure can adapt to the connection seam of different width, enlarge connection structure's application scope.
Referring to fig. 1 and 2, a plurality of blocking bars 34 are uniformly provided on the side surface of the connection part 311, and one end of each blocking bar 34 is welded to the side surface of the connection part 311, and the other end extends in a direction away from the connection part 311 and is inclined in a direction approaching the screw part 312. The setting of blocking lever 34 has increased the area of contact between connecting portion 311 and concrete 11, and connecting portion 311 pours in inside back of superimposed sheet 1 moreover, and blocking lever 34 can block connecting portion 311 from the inside roll-off of superimposed sheet 1, has improved the joint strength between connecting portion 311 and the superimposed sheet to improve the stability of superimposed sheet 1 and the mutual laminating of leveling 2.
Referring to fig. 1 and 2, the locking mechanism 3 further includes a stopper rod 33, the stopper rod 33 includes a horizontal portion and a vertical portion, one end of the horizontal portion is welded to a side surface of the lock nut 32, and the other end extends in a direction parallel to the leveling plate 2 in a direction away from the lock nut 32. One end of the vertical part is connected to one end of the horizontal part far away from the lock nut 32, and the other end is directed to a direction close to the leveling plate 2 along a direction perpendicular to the superimposed sheet 1. The vertical part and the horizontal part are integrally formed and arranged to form an L shape. The vertical portion side abuts against the side of the screed 2 perpendicular to the superimposed sheet 1, thereby blocking the lock nut 32 from rotating. The stability of laminating the superimposed sheet 1 and the leveling plate 2 is improved. In the construction process, the lock nut 32 can be locked first, and then one end of the limiting rod 33 is welded on the lock nut 32, so that the limit of the lock nut 32 is realized. In order to further improve the stability of the locking mechanism 3 in limiting the superimposed sheet 1, a plurality of limiting rods 33 may be circumferentially arranged along the locking nut 32, two limiting rods 33 are arranged in this embodiment, and vertical portions of the two limiting rods 33 are respectively located at two sides of the length direction of the leveling plate 2. In other embodiments, the limiting rod 33 may be a straight rod, after the lock nut 32 is locked, one end of the straight rod is welded on the lock nut 32, and then the hammer is used to bend the limiting rod 33 to form a horizontal portion and a vertical portion.
Referring to fig. 1 and 2, the screed 2 is provided with a reinforcement 4, and the reinforcement 4 includes a support bar 41 and two tie bars 42, the support bar 41 being located at an intermediate position in the length direction of the screed 2. One end of the support bar 41 is welded to the screed 2 perpendicularly to the screed 2, and the other end extends in a direction away from the superimposed sheet 1 in a direction perpendicular to the screed 2. Two tie rods 42 are provided on both sides of the support rod 41 in the width direction of the splice line, one end of each tie rod 42 is welded to the support rod 41, and the other end extends in a direction away from the support rod 41. The end of the pull rod 42 away from the support rod 41 is inclined in a direction approaching the screed 2, and is welded to the screed 2. The whole bending resistance of the leveling plate 2 is improved through the pull rods 42 and the support rods 41, so that the phenomenon of bending after the two superimposed sheets 1 are attached to the leveling plate 2 can be reduced.
Referring to fig. 1, the joint connection structure may be provided in plurality along the length direction of the joint, so as to improve the stability of the lamination plate 1 and the leveling plate 2. Moreover, the setting of a plurality of piece connection structure can improve the joint strength between the adjacent superimposed sheet 1, improves the splice between the superimposed sheet 1 and pours the overall structure intensity of the floor that forms after.
The implementation principle of the assembly type PC superimposed sheet seam connection structure provided by the embodiment of the application is as follows: in the construction process, the laminated slab 1 is placed on a wall or a structural beam according to a specified position. The leveling plates 2 are sleeved on the locking rods 31 on the two superimposed sheets 1. And (3) rotating the lock nuts 32 of one group of locking mechanisms 3, wherein the lock nuts 32 drive the leveling plates 2 to approach the laminated plate 1, and finally, the laminated plate 1 is attached to the leveling plates 2. Then, the lock nuts 32 of the other group of locking mechanisms 3 are rotated, the lock rods 31 can pull the other laminated plate 1 to approach the leveling plate 2, and finally, two adjacent laminated plates 1 can be positioned on the same plane, so that the adjustment of the flatness between the laminated plates 1 is completed.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. An assembled PC superimposed sheet piece connection structure, its characterized in that: including screed (2) and locking mechanism (3), the both sides of screed (2) are set up respectively on the side that ground was kept away from to two adjacent superimposed sheet (1), locking mechanism (3) set up to two sets of, and two sets of locking mechanism (3) set up respectively on two superimposed sheet (1), and locking mechanism (3) are used for driving superimposed sheet (1) and screed (2) and are close to each other to carry out spacingly to the relative position between superimposed sheet (1) and screed (2).
2. The assembled PC laminated slab joint connection structure according to claim 1, wherein: each group of locking mechanisms (3) is provided in a plurality.
3. The assembled PC laminated slab joint connection structure according to claim 1, wherein: the locking mechanism (3) comprises a locking rod (31) and a locking nut (32), the locking rod (31) comprises a screw rod portion (312), one end of the screw rod portion (312) is connected to the laminated plate (1), the other end of the screw rod portion penetrates through the leveling plate (2) to extend to one side, far away from the laminated plate (1), of the leveling plate (2), and the locking nut (32) is located on one side, far away from the laminated plate (1), of the leveling plate (2) and is connected to the screw rod portion (312) in a threaded mode.
4. A fabricated PC laminated slab joint connection structure as claimed in claim 3, wherein: the locking rod (31) further comprises a connecting part (311), one end of the connecting part (311) is connected to a reinforcing steel bar (12) embedded in the laminated plate (1), and the other end of the connecting part is connected with a screw rod part (312).
5. The assembled PC composite board splice joint connection structure of claim 4, wherein: the locking mechanism (3) further comprises a limiting rod (33) used for limiting the rotation of the locking nut (32), one end of the limiting rod (33) is connected to the locking nut (32), and the other end of the limiting rod is connected to the leveling plate (2).
6. The assembled PC laminated slab joint connection structure according to claim 5, wherein: the limiting rods (33) are circumferentially arranged along the locking nuts (32).
7. The assembled PC composite board splice joint connection structure of claim 6, wherein: the utility model discloses a leveling plate, including leveling plate (2), be provided with reinforcement (4) on the leveling plate (2), reinforcement (4) include bracing piece (41) and two pull rods (42), bracing piece (41) are connected on leveling plate (2), two pull rods (42) set up in the both sides of bracing piece (41) along the direction of superimposed sheet (1) range, and pull rod (42) one end is connected with bracing piece (41), and the other end is connected with leveling plate (2).
8. The assembled PC composite board splice joint connection structure of claim 4, wherein: waist-shaped holes (313) are formed in positions, corresponding to the screw rod portions (312), on the leveling plate (2), the screw rod portions (312) penetrate through the screw rod waist-shaped holes (313), and the length direction of the waist-shaped holes (313) is parallel to the arrangement direction of the superimposed sheet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323030469.3U CN221001579U (en) | 2023-11-09 | 2023-11-09 | Assembled PC superimposed sheet piece connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323030469.3U CN221001579U (en) | 2023-11-09 | 2023-11-09 | Assembled PC superimposed sheet piece connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221001579U true CN221001579U (en) | 2024-05-24 |
Family
ID=91113870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323030469.3U Active CN221001579U (en) | 2023-11-09 | 2023-11-09 | Assembled PC superimposed sheet piece connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221001579U (en) |
-
2023
- 2023-11-09 CN CN202323030469.3U patent/CN221001579U/en active Active
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