CN219952768U - Leveling device suitable for assembled large-span prestressed hollow slab - Google Patents
Leveling device suitable for assembled large-span prestressed hollow slab Download PDFInfo
- Publication number
- CN219952768U CN219952768U CN202321579696.9U CN202321579696U CN219952768U CN 219952768 U CN219952768 U CN 219952768U CN 202321579696 U CN202321579696 U CN 202321579696U CN 219952768 U CN219952768 U CN 219952768U
- Authority
- CN
- China
- Prior art keywords
- hollow plate
- hollow
- leveling device
- clamp
- slab
- 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
- 238000010276 construction Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a leveling device suitable for an assembled large-span prestressed hollow slab, which comprises an adjusting rod, wherein the adjusting rod is provided with at least one section of thread section, and an upper hollow slab abutting structure and a lower hollow slab abutting structure are respectively arranged on the thread section of the adjusting rod through adjusting nuts; wherein: the hollow plate upper abutting structure comprises a hollow plate upper clamp capable of moving along the horizontal direction, and one end of the hollow plate upper clamp is provided with a hollow plate upper abutting block. Compared with the traditional plate seam height difference processing mode, the utility model does not need to carry out secondary die hanging construction, has better height difference adjusting effect, solves the problem of difficult height difference adjustment during close splicing, reduces labor, improves efficiency, and is beneficial to improving construction quality and use quality.
Description
Technical Field
The utility model relates to the technical field of assembly type building construction, in particular to a leveling device suitable for an assembly type large-span prestressed hollow slab.
Background
The composite floor slab in the assembled building has been gradually applied widely, compares in conventional steel bar truss composite floor slab, and the hollow floor slab of large-span prestressing force is because of its large-span face supports and the quick advantage of construction, also is used more and more in the assembled building, but owing to adopt prestressing force's mode simultaneously, can produce the uneven condition of anti-arch after the production, easily appear adjacent floor height difference great after the installation is accomplished.
At present, according to different gaps reserved between adjacent hollow slab sheets, two methods for adjusting the height difference mainly exist, one method is to pull the slab seams apart, reserve cast-in-situ belts, weaken the height difference through the cast-in-situ belts, and the other method is to close the slab seams, and adjust the height difference of the adjacent slab sheets in advance by adopting a grouting process. The first method has been gradually replaced by the second method because of the slow installation speed and the unsatisfactory effect.
However, although the second method can achieve a better height difference adjusting effect, the second method still has the problems that the hoisting equipment is matched with the crowbar in actual construction, the operation is difficult, time and labor are wasted, and the construction quality and the use quality cannot be ensured.
Disclosure of Invention
The utility model aims to provide a leveling device suitable for an assembled large-span prestressed hollow slab, which can realize the rapid leveling of the large-span prestressed hollow slab in a closely spliced state, is simple to operate, is beneficial to improving the construction quality and the use quality, and aims to solve the technical problems set forth in the background art.
In order to achieve the above purpose, the utility model provides a leveling device suitable for an assembled large-span prestressed hollow slab, which is characterized in that: the device comprises an adjusting rod, wherein the adjusting rod is provided with at least one section of thread section, and the thread section of the adjusting rod is respectively provided with an upper hollow plate abutting structure and a lower hollow plate abutting structure through adjusting nuts; wherein: the hollow plate upper abutting structure comprises a hollow plate upper clamp capable of moving along the horizontal direction, and one end of the hollow plate upper clamp is provided with a hollow plate upper abutting block.
Furthermore, the upper clamp of the hollow plate adopts a strip-shaped structure, a long round hole is formed in the length direction of the upper clamp of the hollow plate, and the adjusting rod penetrates through the upper clamp of the hollow plate through the long round hole.
Further, an upper gasket is arranged between the upper clamp of the hollow plate and the adjusting nut on the upper part of the upper clamp.
Still further, the hollow plate lower abutting structure comprises a hollow plate lower clamp, and a hollow plate lower abutting block is arranged on the hollow plate lower clamp.
Furthermore, the lower clamp of the hollow plate adopts a tubular structure, a lumen of the lower clamp is used for the adjusting rod to penetrate, and one side of the lower clamp of the hollow plate is fixedly connected with the lower abutting block of the hollow plate.
Further, a lower gasket is arranged between the lower clamp of the hollow plate and the adjusting nut at the lower part of the lower clamp.
Still further, the regulation pole includes logical silk screw rod, detachably install in the auxiliary operation pole of logical silk screw rod bottom.
Furthermore, the silk-passing screw adopts a cylinder structure with an opening at the bottom, and a cylinder cavity of the silk-passing screw is used for penetrating the auxiliary operation rod.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model can realize the rapid leveling of the large-span prestressed hollow floor slab in the close splicing state, has simple operation and high leveling precision, and is beneficial to improving the construction quality and the use quality;
(2) the horizontal movable hollow slab upper clamp is utilized, the quick leveling is realized based on the lever principle, when the height difference between adjacent hollow slab sheets is large, the distance between the abutting blocks on the hollow slab and the adjusting rod can be properly reduced, and when the height difference between the adjacent hollow slab sheets is small, the distance between the abutting blocks on the hollow slab and the adjusting rod can be properly increased, so that the adjustment precision is improved, and on the other hand, the time and the labor are saved;
(3) through setting up the regulation pole of suitable length, need not to adopt climbing car or scaffold, can be with adjusting the pole roof in advance boring through-hole in board limit at lower floor, then accomplish the installation of butt joint structure on the hollow slab in the upper strata, simplified leveling technology greatly, promoted the efficiency of construction.
(4) The device light in weight, simple structure, single can assemble and dismantle, and repeatedly usable, economic benefits is higher.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the overall structure of a leveling device in accordance with the first embodiment;
FIG. 2 is a view (I) showing the use state of the leveling device in the first embodiment;
FIG. 3 is a view showing a state of use of the leveling device in the first embodiment (II);
reference numerals in the drawings: 1-adjusting rod, 2 a-adjusting nut (adjusting hollow plate upper abutting structure), 2 b-adjusting nut (adjusting hollow plate lower abutting structure), 3-hollow plate upper abutting structure, 4-hollow plate lower abutting structure, 301-hollow plate upper clamping, 302-hollow plate upper abutting block, 303-oblong hole, 304-upper gasket, 401-hollow plate lower clamping, 402-hollow plate lower abutting block, 403-lower gasket, 101-harness screw and 102-auxiliary operating rod.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Fig. 1 and 2 show a first embodiment of the utility model: the leveling device suitable for the assembled large-span prestressed hollow slab comprises an adjusting rod 1, wherein the adjusting rod 1 is provided with at least one section of thread section, and an upper hollow slab abutting structure 3 and a lower hollow slab abutting structure are respectively arranged on the thread section of the adjusting rod 1 through adjusting nuts (2 a and 2 b); wherein: the hollow plate upper abutting structure 3 comprises a hollow plate upper clamp 301 capable of moving along the horizontal direction, and one end of the hollow plate upper clamp 301 is provided with a hollow plate upper abutting block 302.
In specific implementation, the hollow upper plate 301 adopts a strip structure, a slotted hole 303 is formed in the length direction of the hollow upper plate 301, and the adjusting rod 1 passes through the slotted hole 303 and penetrates through the hollow upper plate 301. In the embodiment, the upper clamp 301 of the hollow plate is used as a force arm, and the leveling operation is realized by utilizing the lever principle, so that the leveling precision limit is obviously improved.
As can be seen from fig. 1, an upper spacer 304 is also provided between the upper card 301 of the hollow plate and the adjusting nut 2a in the upper part thereof.
As shown in fig. 1, the hollow plate lower abutment structure comprises a hollow plate lower clamp 401, and a hollow plate lower abutment block 402 is arranged on the hollow plate lower clamp 401. Specifically, the lower hollow plate clip 401 adopts a tubular structure, a lumen of the lower hollow plate clip is used for the adjusting rod 1 to penetrate, and one side of the lower hollow plate clip 401 is fixedly connected with the lower hollow plate abutting block 402. Preferably, a lower washer 403 is further provided between the hollow plate lower card 401 and the adjusting nut 2b at the lower portion thereof.
In this embodiment, the adjusting lever 1 includes a wire screw 101 and an auxiliary operating lever 102 detachably mounted on the bottom of the wire screw 101. Preferably, the wire-passing screw 101 adopts a cylindrical structure with an opening at the bottom, and a cylindrical cavity thereof is used for inserting the auxiliary operation rod 102.
The application process of the utility model is as follows:
a, closely splicing and installing the prefabricated prestressed hollow slab in place;
b, drilling holes on the plates to be leveled at intervals of 2-3 meters in the plate seam positions according to the height difference;
c, assembling a hollow slab lower abutting structure on the through-wire screw rod 101 through an adjusting nut 2b on the lower floor, and jacking the through-wire screw rod 101 into a pre-opened cavity at a slab joint from bottom to top by utilizing an auxiliary operating rod 102 after the assembly is finished;
d, assembling a hollow plate upper abutting structure 3 on the plate, adjusting the horizontal position of the clamp 301 on the hollow plate according to the height difference between adjacent plates, wherein the distance from the upper abutting block 302 of the hollow plate to the harness cord screw 101 can be properly reduced when the height difference is large, and the distance from the upper abutting block 302 of the hollow plate to the harness cord screw 101 can be properly increased when the height difference is small;
e, installing an adjusting nut 2a, and leveling the hollow slab by screwing the adjusting nut 2a, see fig. 3;
f, grouting slab joints after leveling the floor slabs, and dismantling a leveling device after the slab joint strength reaches the design requirement;
the G plate is provided with an adjusting nut 2a and a hollow plate upper abutting structure 3, and the plate is provided with an auxiliary operating rod 102, an adjusting nut 2b and a hollow plate lower abutting structure;
h, plugging holes at the plate joints, and performing the next procedure.
In summary, compared with the traditional plate seam height difference processing mode, the utility model does not need to carry out secondary die hanging construction, has better height difference adjusting effect, solves the problem of difficult height difference adjustment during close splicing, reduces labor, improves efficiency, and is beneficial to improving construction quality and use quality. The horizontal movable hollow slab upper clamp 301 is utilized, quick leveling is realized based on the lever principle, when the height difference between adjacent hollow slab plates is large, the distance between the upper abutting block 302 of the hollow slab and the adjusting rod 1 can be properly reduced, and when the height difference between the adjacent hollow slab plates is small, the distance between the upper abutting block 302 of the hollow slab and the adjusting rod 1 can be properly increased, so that on one hand, the adjusting precision is improved, and on the other hand, the time and the labor are saved; through setting up regulation pole 1 of suitable length, need not to adopt climbing car or scaffold, can be with adjusting pole 1 roof-in plate limit and bore the through-hole in advance at lower floor, then accomplish the installation of butt joint structure 3 on the hollow plate in the upper strata, simplified leveling technology greatly, promoted the efficiency of construction. The device light in weight, simple structure, single can assemble and dismantle, and repeatedly usable, economic benefits is higher.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (8)
1. Leveling device suitable for assembled large-span prestressed hollow slab, its characterized in that: the device comprises an adjusting rod, wherein the adjusting rod is provided with at least one section of thread section, and the thread section of the adjusting rod is respectively provided with an upper hollow plate abutting structure and a lower hollow plate abutting structure through adjusting nuts; wherein: the hollow plate upper abutting structure comprises a hollow plate upper clamp capable of moving along the horizontal direction, and one end of the hollow plate upper clamp is provided with a hollow plate upper abutting block.
2. The leveling device for a fabricated large span prestressed hollow slab of claim 1, wherein: the upper clamp of the hollow plate adopts a strip-shaped structure, a slotted hole is formed in the length direction of the upper clamp of the hollow plate, and the adjusting rod penetrates through the upper clamp of the hollow plate through the slotted hole.
3. The leveling device for a fabricated large span prestressed hollow slab of claim 2, wherein: an upper gasket is arranged between the upper clamp of the hollow plate and the adjusting nut on the upper part of the upper clamp.
4. A leveling device for a fabricated large span prestressed hollow slab according to any one of claims 1-3, wherein: the hollow plate lower abutting structure comprises a hollow plate lower clamp, and a hollow plate lower abutting block is arranged on the hollow plate lower clamp.
5. The leveling device for a fabricated large span prestressed hollow slab of claim 4, wherein: the lower clamp of the hollow plate adopts a tubular structure, the lumen of the lower clamp is used for the adjusting rod to penetrate, and one side of the lower clamp of the hollow plate is fixedly connected with the lower abutting block of the hollow plate.
6. The leveling device for a fabricated large span prestressed hollow slab of claim 5, wherein: a lower gasket is arranged between the lower clamp of the hollow plate and the adjusting nut at the lower part of the lower clamp.
7. Leveling device suitable for assembled large span prestressed hollow slabs according to claim 1 or 3 or 6, characterized in that: the adjusting rod comprises a harness cord screw and an auxiliary operating rod detachably arranged at the bottom of the harness cord screw.
8. The leveling device for a fabricated large span prestressed hollow slab of claim 7, wherein: the silk-passing screw adopts a barrel structure with an opening at the bottom, and a barrel cavity of the silk-passing screw is used for inserting the auxiliary operation rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579696.9U CN219952768U (en) | 2023-06-20 | 2023-06-20 | Leveling device suitable for assembled large-span prestressed hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321579696.9U CN219952768U (en) | 2023-06-20 | 2023-06-20 | Leveling device suitable for assembled large-span prestressed hollow slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219952768U true CN219952768U (en) | 2023-11-03 |
Family
ID=88541843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321579696.9U Active CN219952768U (en) | 2023-06-20 | 2023-06-20 | Leveling device suitable for assembled large-span prestressed hollow slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219952768U (en) |
-
2023
- 2023-06-20 CN CN202321579696.9U patent/CN219952768U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106836548B (en) | Prefabricated shear wall plug-in type steel plate connection structure and construction method thereof | |
| CN215717163U (en) | Steel form suitable for super high-rise core tube inclined shear wall | |
| CN219952768U (en) | Leveling device suitable for assembled large-span prestressed hollow slab | |
| CN111497006B (en) | High-compactness PC (polycarbonate) component structure and production process thereof | |
| CN214739017U (en) | Steel tube bundle combined shear wall and steel beam connecting device | |
| CN218061031U (en) | Mounting and reinforcing device for non-dismantling die beam and plate | |
| CN218492775U (en) | T-shaped or L-shaped assembled wall longitudinal steel concrete combined pipe component | |
| CN108952207B (en) | Steel structure building storey adding structure and storey adding method | |
| CN114165033B (en) | Construction method of single-support overhanging scaffold for ultra-high steep rock slope | |
| CN113417217B (en) | Assembling process for light segmental prefabrication assembled bent cap | |
| CN214785949U (en) | Quick-assembly early-disassembly ear-shaped connecting piece for primary and secondary keels on board | |
| CN210858229U (en) | Assembled precast concrete enclosure | |
| CN114250965A (en) | Climbing frame wall-attaching device for variable cross-section construction of high-rise building and construction method thereof | |
| CN217324776U (en) | Steel bar slot-in type tram prefabricated track beam and precast pile connection structure with shear head resistance | |
| CN218091929U (en) | Pull rod type overhanging scaffold | |
| CN111502005B (en) | Suspension structure suspender, node and construction method thereof | |
| CN112962960B (en) | Early formwork stripping support system of coincide floor rigid coupling independent stay | |
| CN217400099U (en) | Large-span building roof steel truss structure | |
| CN216276933U (en) | Truss girder for supporting beam slab | |
| CN212801939U (en) | Factory building assembled steel concrete bent structure | |
| CN216740821U (en) | Reinforcing and pressing device for steel plate for opening masonry wall | |
| CN217080294U (en) | Combined ladder stand for establishing temporary passage | |
| CN215289742U (en) | Side wall unilateral formwork support | |
| CN220184735U (en) | Supporting structure based on assembled floor | |
| CN220451069U (en) | Spliced building structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |