CN219931666U - Precast slab seam leveling structure in full-assembled support-free structural system - Google Patents
Precast slab seam leveling structure in full-assembled support-free structural system Download PDFInfo
- Publication number
- CN219931666U CN219931666U CN202320752634.7U CN202320752634U CN219931666U CN 219931666 U CN219931666 U CN 219931666U CN 202320752634 U CN202320752634 U CN 202320752634U CN 219931666 U CN219931666 U CN 219931666U
- Authority
- CN
- China
- Prior art keywords
- leveling
- joint
- precast
- slab
- grouting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009415 formwork Methods 0.000 abstract description 3
- 239000011440 grout Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to a precast slab joint leveling structure in a fully assembled support-free structural system, which comprises precast slabs and leveling devices, wherein a joint is formed on the top surface of each precast slab after the precast slabs are spliced, a joint grouting groove is formed between the two precast slabs, and the joint is communicated with the joint grouting groove; the leveling device is arranged in the joint grouting groove in a matching way, two precast slabs can be leveled through the leveling device, grouting is carried out from the joint position, and therefore leveling connection among the precast slabs is achieved; the utility model has convenient operation, can be rapidly completed by only one person, and compared with the traditional prefabricated slab, the prefabricated slab has the advantages that the formwork support is erected at the bottom of the slab for leveling, thereby greatly improving the efficiency.
Description
Technical Field
The utility model relates to the technical field of precast slab leveling in building construction, in particular to a precast slab joint leveling structure in a fully assembled support-free structural system.
Background
The fully assembled support-free frame structure system is a novel assembly type system, compared with the traditional assembly type structure, the novel assembly type support system avoids the traditional steel pipe fastener support system, greatly reduces the material and labor cost, accelerates the construction progress and has wide market application prospect.
The prefabricated plate is an important component in a fully assembled support-free frame structure system, after the prefabricated plate is hoisted, the prefabricated plate is large in span and easy to cause bending deformation (particularly in a midspan position), so that the seam of two adjacent prefabricated plates is uneven and uneven, and leveling is needed.
Most of the prior precast slabs adopt rectangular structures, gaps are needed to be reserved between the two precast slabs during installation, and no special device for leveling the precast slabs exists in the prior art, so that the leveling operation difficulty is high.
Therefore, there is a need to design a set of prefabricated panels and leveling devices matched with the prefabricated panels to realize high-quality and high-efficiency installation of the fully assembled support-free frame structure system.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the precast slab joint leveling structure in the full-assembled support-free structural system, which is reasonable in structural design and convenient to operate.
The technical scheme of the utility model is as follows:
the precast slab joint leveling structure in the fully assembled support-free structural system comprises precast slabs and leveling devices, wherein a joint is formed on the top surfaces of the two precast slabs after the precast slabs are spliced, a joint grouting groove is formed between the two precast slabs, and the joint is communicated with the joint grouting groove; the leveling device is matched with the joint grouting groove, two precast slabs can be leveled through the leveling device, and grouting is carried out from the joint position, so that leveling connection between precast slabs is realized.
Further, the leveling device comprises a leveling block, a leveling screw rod, a leveling pressing plate and a leveling nut, wherein the leveling block is matched with the seam grouting groove and the seam, the leveling screw rod is arranged on the leveling block, and extends out of the seam, and the leveling pressing plate is arranged on the leveling screw rod in a penetrating mode and locked through the leveling nut, so that the seam leveling of the precast slab is achieved.
Furthermore, the prefabricated plate adopts the I shape, and the width of prefabricated plate top surface is less than the width of prefabricated plate bottom surface, sets up like this and can prevent that the seam grouting tank bottom portion from leaking thick liquid, is favorable to saving the grout cost.
Further, the prefabricated plate both sides face is equipped with the inner groovy respectively, two the prefabricated plate concatenation back, bottom laminating, top formation piece, the middle part forms piece grout groove, and the grout is followed piece position and is poured into piece grout inslot.
Further, the leveling block comprises a clamping block matched with the upper part of the joint grouting groove and a mounting block matched with the joint.
Furthermore, a baffle is arranged at one side of the bottom of the leveling block and is matched with the lower part of the joint grouting groove, so that grouting blocking of the end part of the joint grouting groove is realized under the combined action of the baffle and the leveling block.
The beneficial effects of the utility model are as follows:
1) The operation is convenient, and the efficiency is improved; the device convenient operation only needs alone just can accomplish fast, compares traditional assembled prefabricated plate, needs to set up formwork support leveling at the board bottom, greatly raises the efficiency.
2) Floor operation, ensuring safety; compared with the traditional mode, the device only needs to operate on the floor, the safety coefficient is greatly improved, and the life safety of operators is effectively ensured.
3) The applicability is strong, and the field popularization and application are facilitated; the device can be prefabricated in a factory, can be widely applied to leveling of fully assembled prefabricated plates, and is favorable for being widely popularized in construction sites in future.
4) Energy saving and environmental protection, and the boosting double-carbon target is realized; the device can be recycled, compared with the traditional mode of erecting the formwork, a large amount of materials such as templates, square timber and the like are saved, and timber felling is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a splicing structure of prefabricated panels according to the present utility model;
FIG. 3 is an exploded view of the leveling device of the present utility model;
in the figure: 1. a prefabricated plate; 101. the top surface of the precast slab; 102. the bottom surface of the precast slab; 103. an inner groove; 2. leveling means; 201. leveling blocks; 202. leveling the screw; 203. leveling plates; 204. leveling the nut; 205. a baffle; 206. a clamping block; 207. a mounting block; 3. splicing seams; 4. and (5) grouting grooves for the splice joints.
Detailed Description
The utility model is further described below with reference to the drawings.
As shown in fig. 1, the precast slab joint leveling structure in the fully assembled support-free structural system comprises precast slabs and leveling devices, wherein the leveling devices are arranged at one end position and the middle position between two precast slabs to level the precast slab joint, and grouting is performed between the precast slab joints after leveling.
As shown in fig. 2, the prefabricated plate adopts an i-shaped structure, the width of the top surface 101 of the prefabricated plate is smaller than the width of the bottom surface 102 of the prefabricated plate, the two side surfaces of the prefabricated plate 1 are respectively provided with an inner groove 103, in this embodiment, the inner grooves 103 adopt trapezoid grooves, since the width of the bottom surfaces 102 of two prefabricated plates is larger than the width of the top surface 101 of the prefabricated plate, after the prefabricated plates are spliced, the bottom side walls of the prefabricated plates are attached, namely the bottoms of the inner grooves 103 are attached, the top part can form a splice 3 (the splice is 2-5 cm), and the middle part forms a splice grouting groove 4.
As shown in fig. 3, the leveling device comprises a leveling block 201, a leveling screw 202, a leveling plate 203 and a leveling nut 204, wherein the leveling block 201 comprises two parts, the leveling block 201 comprises a clamping block 206 and a mounting block 207, the clamping block 206 is matched with the upper part of the joint grouting slot 4, and the mounting block 207 is matched with the joint 3. The leveling screw 202 is fixedly arranged on the mounting block 207 of the leveling block 201, the leveling screw 202 corresponds to the joint position and extends out of the joint for a certain length, the leveling pressing plate 203 and the leveling nut 204 are all arranged on the leveling screw 202 in a penetrating mode, and the leveling pressing plate 203 is locked through the leveling nut 204 and performs joint leveling on the precast slab.
The baffle 205 is arranged on one side of the bottom of the leveling block 201, and the baffle 205 is matched with the lower part of the joint grouting groove 4, so that grouting blocking of the end part of the joint grouting groove 4 is realized by coaction with the leveling block 201, and effective grouting is realized.
The operation process comprises the following steps:
after the precast slabs are hoisted, bending deformation is easy to occur due to the large span of the precast slabs, and particularly, the seam between two adjacent precast slabs is uneven due to the height difference of the seam in the midspan part;
leveling blocks with screws are placed at certain intervals in the precast slab joint grouting grooves, circular pressing plates are sleeved on the screws, and matched nuts are sleeved finally, and the precast slab joint grouting grooves are screwed. Leveling the precast slab joint under the bidirectional compaction effect of the leveling block and the pressing plate;
after the precast slab joint is leveled, grouting operation can be performed in a precast slab joint grouting groove, after the grouting strength reaches the requirement, nuts and pressing plates can be removed, leveling blocks can be pulled out, and recycling and reutilization are performed;
in this embodiment, leveling devices are disposed at an end portion and a middle portion of a joint grouting groove, leveling is performed on a joint, grouting is performed in the joint grouting groove between the two leveling devices (a baffle plate on the two leveling devices can form a grouting closed space in the joint grouting groove, grouting is performed from the joint position), after grouting strength reaches a requirement, the leveling devices at the end portion are removed, the leveling devices at the middle portion are moved for a distance, leveling is performed on the next section of the joint, grouting is performed in the joint grouting groove again, and grouting is performed until the whole joint is leveled and grouting is completed.
Claims (6)
1. The precast slab joint leveling structure in the full-assembled support-free structural system is characterized by comprising precast slabs (1) and leveling devices (2), wherein a joint (3) is formed on the top surface of each precast slab (1) after the precast slabs are spliced, a joint grouting groove (4) is formed between the precast slabs, and the joint (3) is communicated with the joint grouting groove (4); the leveling device (2) is matched with the joint grouting groove (4), leveling of the joint between the two precast slabs (1) can be achieved through the leveling device (2), and the precast slabs (1) are connected through grouting from the joint (3).
2. The precast slab joint leveling structure in the full-assembled support-free structural system according to claim 1, wherein the leveling device (2) comprises leveling blocks (201), leveling screws (202), leveling pressing plates (203) and leveling nuts (204), the leveling blocks (201) are matched with the joint grouting grooves (4) and the joints (3), the leveling screws (202) are arranged on the leveling blocks (201), the leveling screws (202) extend out of the joints, and the leveling pressing plates (203) are arranged on the leveling screws (202) in a penetrating mode and are locked and leveled through the leveling nuts (204).
3. The prefabricated slab joint leveling structure in a fully assembled support-free structural system according to claim 1, wherein the prefabricated slab (1) is in an i shape, and the width of the top surface (101) of the prefabricated slab is smaller than the width of the bottom surface (102) of the prefabricated slab.
4. A prefabricated slab joint leveling structure in a fully assembled support-free structural system according to claim 3, wherein two side surfaces of the prefabricated slab (1) are respectively provided with an inner groove (103), the bottoms of the two prefabricated slabs are attached after being spliced, the tops of the prefabricated slabs form a joint (3), and the middle of the prefabricated slabs form a joint grouting groove (4).
5. The precast slab joint leveling structure in a fully assembled support-free structural system according to claim 2, wherein the leveling block (201) comprises a clamping block (206) matched with the upper part of the joint grouting groove (4) and a mounting block (207) matched with the joint (3).
6. The precast slab joint leveling structure in the fully assembled support-free structural system according to claim 5, wherein a baffle (205) is arranged on one side of the bottom of the leveling block (201), and the baffle (205) is matched with the lower part of the joint grouting groove (4), so that grouting blocking of the end part of the joint grouting groove (4) is realized by coaction with the leveling block (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320752634.7U CN219931666U (en) | 2023-04-07 | 2023-04-07 | Precast slab seam leveling structure in full-assembled support-free structural system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320752634.7U CN219931666U (en) | 2023-04-07 | 2023-04-07 | Precast slab seam leveling structure in full-assembled support-free structural system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219931666U true CN219931666U (en) | 2023-10-31 |
Family
ID=88490026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320752634.7U Active CN219931666U (en) | 2023-04-07 | 2023-04-07 | Precast slab seam leveling structure in full-assembled support-free structural system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219931666U (en) |
-
2023
- 2023-04-07 CN CN202320752634.7U patent/CN219931666U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103243838B (en) | Connection structure of integrally assembled concrete frame and shear wall | |
| CN203213346U (en) | Connecting structure for assembling integral concrete frame and shear wall | |
| CN110644664A (en) | Fabricated building construction method and laminated slab construction supporting system | |
| CN108222270B (en) | Assembling construction building method of prefabricated building | |
| CN110206295A (en) | A kind of wooden frame bearing plate | |
| CN112227218A (en) | Stainless steel-wood combined template applied to bare concrete and manufacturing method thereof | |
| CN111535347A (en) | Prefabricated slab tire membrane nested connection structure and construction method | |
| CN108643042B (en) | A kind of full Prefabricated composite bridge deck structure | |
| CN109184067B (en) | Assembly process of light steel load-bearing wallboard | |
| CN111749364B (en) | Assembled composite wall based on C-shaped steel and construction method thereof | |
| CN219931666U (en) | Precast slab seam leveling structure in full-assembled support-free structural system | |
| CN112695896A (en) | Precast concrete beam-plate connecting structure and mounting method | |
| CN214942935U (en) | Connecting structure for wallboard and outer support frame of pool body | |
| CN214785929U (en) | Template structure of constructional column is built in room | |
| CN214885467U (en) | Template for building construction | |
| CN214531318U (en) | Cast-in-place partition wall template structure | |
| CN214245382U (en) | Stainless steel-wood combined template applied to bare concrete | |
| CN109057318B (en) | Assembly type building template system and wall body module | |
| CN214364434U (en) | Assembled constructional column suitable for prefabricated wallboard of frame construction | |
| CN211874127U (en) | Prefabricated enclosure and mounting structure thereof | |
| CN207905160U (en) | A kind of bindiny mechanism at prefabricated buildings corner | |
| CN112982692A (en) | One-way superimposed sheet joint connecting structure and construction method | |
| CN111424917A (en) | Prefabricated assembly type integrated ground and process method | |
| CN112922207A (en) | Concrete one-way laminated slab with exposed slab net frame at bottom | |
| CN218028970U (en) | Be used for cast-in-place floor steel side mould mounting structure of steel construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |