CN219060960U - Paying-off device for positioning large arc beam - Google Patents
Paying-off device for positioning large arc beam Download PDFInfo
- Publication number
- CN219060960U CN219060960U CN202223100999.6U CN202223100999U CN219060960U CN 219060960 U CN219060960 U CN 219060960U CN 202223100999 U CN202223100999 U CN 202223100999U CN 219060960 U CN219060960 U CN 219060960U
- Authority
- CN
- China
- Prior art keywords
- fan
- shaped unit
- steel plate
- steel
- arc
- 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
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model discloses a paying-off device for positioning a large arc beam, which comprises a left end fan-shaped unit and a right end fan-shaped unit, wherein a plurality of middle fan-shaped units are connected between the left end fan-shaped unit and the right end fan-shaped unit, a limiting hole is formed in the right end face of the left end fan-shaped unit, a limiting strip is arranged on the left side face of the right end fan-shaped unit, a limiting hole is formed in the right end face of the middle fan-shaped unit, a limiting strip is arranged on the left end face of the middle fan-shaped unit, and the left end fan-shaped unit, the middle fan-shaped unit and the right end fan-shaped unit are connected with each other through the limiting strip and the limiting hole in sequence to form the paying-off device with the same outline and the same size as the large arc beam.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a paying-off device for positioning a large arc beam.
Background
At present, many buildings have large spans and spaces, and large spans and large spaces simultaneously require large cross sections of components, high supporting heights and large dead weights. For the local construction with larger radius and longer curve length, the construction lofting operation is often carried out on the circular arc by means of the theodolite angle measurement method. The principle of the theodolite angle measurement method mainly uses the fact that the chord tangent angle is equal to half of the central angle of the chord, so when the theodolite angle measurement method is used for arc curve construction lofting, an arc curve is often divided into a plurality of equal parts, the central angle and chord length of each arc are obtained, the equal part points of the arc curve are determined by using the theodolite angle measurement, and finally the points are connected smoothly, so that the obtained arc curve can be obtained. However, the theodolite angle measurement method needs to perform a large amount of data calculation to determine each minute point on the circular arc, the calculation process is complex, the calculated minute points need to be connected when paying off in the field, and the smaller the number of the minute points, the larger the error of the circular arc curve is.
Chinese patent publication No.: CN208918315U discloses a pay-off for positioning a large arc beam, the device is formed by combining a plurality of wooden fan-shaped units, each fan-shaped unit comprises a concave arc plate, a convex arc plate, a top plate, a bottom plate and two end plates, and all the fan-shaped units are continuously spliced end to form the pay-off with the same contour and the same size as the large arc beam. Compared with the prior art, the large arc Liang Fangxian device can solve the problem of large calculated amount in the conventional paying-off positioning method; the problem of large paying-off error can be solved. In the technical scheme, the fan-shaped units are assembled by wood, the manufactured fan-shaped units are transported to a construction area, and then are spliced in sequence and bound by using steel hoops. The defects of the method are as follows: (1) the fan-shaped units are made of wood, the wood material is easy to break under stress, and a plurality of people are required to assist in fixing during assembly; (1) the fan-shaped units are manufactured in a factory in advance, and are transported to a construction area, so that on one hand, the carrying duty is large, the transportation is troublesome, and meanwhile, the fan-shaped units are damaged due to external factors such as extrusion, mutual friction and the like in the carrying process, so that the follow-up splicing is not facilitated.
Disclosure of Invention
To the problem that above-mentioned prior art exists, a pay-off for big circular arc roof beam location is provided, on realizing not needing a large amount of data calculation, the free control of point position quantity is on the basis, adopts the steel sheet to process into six faces and connecting piece according to fan-shaped unit's structural requirement at the factory building simultaneously, transports the steel sheet after processing to the construction district afterwards, can realize each face's mutual concatenation fixed fan-shaped unit that forms through the bolt, not only convenient to transport, can realize fan-shaped unit quick assembly moreover.
The utility model adopts the technical scheme that:
a pay-off for big circular arc roof beam location, the device includes the fan-shaped unit of left end and the fan-shaped unit of right-hand member, be connected with the fan-shaped unit in the middle of a plurality of between the fan-shaped unit of left end and the fan-shaped unit of right-hand member, the right-hand member face of the fan-shaped unit of left end is provided with spacing, the left surface of the fan-shaped unit of right end is provided with spacing, and the right-hand member face in the middle of the fan-shaped unit is provided with spacing, the fan-shaped unit of left end, middle fan-shaped unit and the fan-shaped unit of right-hand member link to each other through spacing and form the pay-off with big circular arc roof beam same profile and same size each other.
Preferably, the fan-shaped unit of left end, middle fan-shaped unit and right-hand member fan-shaped unit's structure is the same, all includes rear side steel arc board, front side steel arc board, left side steel sheet, right side steel sheet, top steel sheet and end steel sheet, be provided with the first connecting piece of mutual symmetry about the rear side steel arc board concave surface, be provided with the second connecting piece of mutual symmetry about the front side steel arc board convex surface, top steel sheet and end steel sheet are all fixed through the horizontal plane connection of bolt with first connecting piece and second connecting piece, left side steel sheet and right side steel sheet are all fixed through the left and right side lateral wall connection of bolt with first connecting piece and second connecting piece.
Preferably, the first connecting piece and the second connecting piece have the same structure and respectively comprise a T-shaped steel arc plate, the vertical surface of the T-shaped steel arc plate is fixed on the cambered surface of the front side steel arc plate or the rear side steel arc plate through bolts, two ends of the T-shaped steel arc plate are symmetrically bent to form connecting lugs, the left side steel plate or the right side steel plate is fixed on the connecting lugs through bolts, and the top steel plate and the bottom steel plate are fixed on the horizontal surface of the T-shaped steel arc plate through bolts.
Preferably, the limit bar is made of square steel and is fixed on the outer wall of the right steel plate through bolts, and the limit hole is a vertical hole which is excavated on the left steel plate and is matched with the square steel.
Compared with the prior art, the utility model has the beneficial effects that:
the fan-shaped unit of left end in this novel, the fan-shaped unit of right-hand member, middle fan-shaped unit all adopts the steel sheet crooked, cut and form front side steel arc board and the rear side steel arc board that supports the fan-shaped unit of formation, and the concave wall up-down symmetry at front side steel arc board sets up T shaped steel arc board, and be connected with front side steel arc board and rear side steel arc board through the bolt, T shaped steel arc board can guarantee on the one hand that front side steel arc board and rear side steel arc board crooked do not warp, simultaneously can inlay top steel sheet and bottom steel sheet between front side steel arc board and rear side steel arc board, and can realize connecting fixedly through the bolt, and all leave the connecting hole on the junction surface of T shaped steel arc board, front side steel arc board and rear side steel arc board, therefore when assembling fan-shaped unit, the bolt fastening is simple, and easy to operate, then alone can accomplish, follow-up convenient dismantlement simultaneously, the transport.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the left end fan unit of the present utility model;
FIG. 2 is a schematic view of the right sector unit of the present utility model;
FIG. 3 is a schematic view of the structure of the middle fan unit of the present utility model;
FIG. 4 is a schematic view of the structure of the rear steel arc plate of the present utility model;
fig. 5 is a schematic view of the installation of the present utility model.
Wherein, the A-building is arranged at the opposite lower layer of two adjacent layers; b-the relative upper layers of two adjacent layers of the building; 100-left end fan units; 200-middle fan units; 201-rear side steel arc plate; 202. a front side steel arc plate; 203-left steel plate; 204-right steel plate; 205-top steel plate; 206. a limit bar; 207. a limiting hole; 208-T-shaped steel arc plates; 2081-connecting lugs; 300-right end fan unit.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The embodiment provides a paying-off device for positioning a large arc beam, the device comprises a left end fan-shaped unit 100 and a right end fan-shaped unit 300, a plurality of middle fan-shaped units 200 are connected between the left end fan-shaped unit 100 and the right end fan-shaped unit 300, and the left end fan-shaped unit 100, the middle fan-shaped unit 200 and the right end fan-shaped unit 300 are connected with each other through a limit strip 206 and a limit hole 207 in sequence to form the paying-off device with the same outline and the same size as the large arc beam.
The left end fan-shaped unit 100, the middle fan-shaped unit 200 and the right end fan-shaped unit 300 are identical in structure and comprise a rear side steel arc plate 201, a front side steel arc plate 202, a left side steel plate 203, a right side steel plate 204, a top steel plate 205 and a bottom steel plate, first connecting pieces which are symmetrical to each other are arranged on the concave surface of the rear side steel arc plate 201, second connecting pieces which are symmetrical to each other are arranged on the convex surface of the front side steel arc plate 202, the top steel plate 205 and the bottom steel plate are connected and fixed with the horizontal surfaces of the first connecting pieces and the second connecting pieces through bolts, and the left side steel plate 203 and the right side steel plate 204 are connected and fixed with the left side wall and the right side wall of the first connecting pieces and the second connecting pieces through bolts. The limiting strips 206 are made of square steel and are fixed on the outer wall of the right steel plate 204 through bolts, and the limiting holes 207 are vertical holes which are excavated on the left steel plate 203 and matched with the square steel. Utilize spacing 206 and spacing hole 207, can realize the preliminary spacing connection of two adjacent fan-shaped units, avoid the skew of fan-shaped unit in the vertical direction to and the skew of fore-and-aft direction, treat that all fan-shaped units assemble into with the same profile of big circular arc roof beam and the same size, utilize the steel hoop to fix along whole lofting device's waist.
Inside the single fan-shaped unit, the rear side steel arc plate 201 and the front side steel arc plate 202 are cambered surfaces with the same circle center, and are formed by measuring the size and bending the die plate. The top and bottom steel plates 205, 202 are parallel to each other, and have equal-sized sectors with front and rear arcuate sides having corresponding but arcuate degrees to the rear and front steel arcuate plates 201, 202. And two symmetrical limit square steels 205 are fixed on the outer wall of the right steel plate 204 through bolts, and limit holes 207 matched with the limit square steels 206 are cut on the outer wall of the left steel plate 203.
Specifically, the first connecting piece and the second connecting piece have the same structure and each comprise a T-shaped steel arc plate 208, the vertical surfaces of the T-shaped steel arc plates 208 are fixed on the cambered surfaces of the front side steel arc plates 202 or the rear side steel arc plates 201 through bolts, two ends of the T-shaped steel arc plates 208 are symmetrically bent to form connecting lugs 2081, the left side steel plates 203 or the right side steel plates 204 are fixed on the connecting lugs 2081 through bolts, and the top steel plates 205 and the bottom steel plates are fixed on the horizontal surfaces of the T-shaped steel arc plates 208 through bolts. The blanking T-shaped steel arc plate 208 is bent according to the bending cambered surfaces of the rear side steel arc plate 201 and the front side steel arc plate 202, and the horizontal plane, the vertical plane and the connecting lugs of the rear side steel arc plate 201, the front side steel arc plate 202, the top steel plate 205, the bottom steel plate, the left side steel plate 203, the right side steel plate 204 and the T-shaped steel arc plate 208 are all perforated. And then the processed rear side steel arc plate 201, front side steel arc plate 202, top steel plate 205, bottom steel plate, left side steel plate 203, right side steel plate 204 and T-shaped steel arc plate 208 are carried to a construction area and assembled, and as the whole structure only needs bolt fixing, the operation is simple, and the assembly of the fan-shaped units can be completed by a single person, the assembly efficiency is improved, and the steel plate structure is more convenient and safer to transport (not suitable for deformation).
The specific paying-off process of the paying-off device is as follows:
(1) Optimizing an arc beam template by using a BIM technology, determining the arc surface and the length of a large arc beam according to different radiuses and sizes, segmenting, and encoding each segment corresponding to a sector unit;
(2) According to the size and the camber of the fan-shaped units, the blanking of the rear side steel arc plate, the front side steel arc plate and the T-shaped steel arc plate is respectively finished on the steel template, and preliminary bending processing is carried out, so that the rear side steel arc plate, the front side steel arc plate and the T-shaped steel arc plate of the single fan-shaped unit are cambered surfaces with the same circle center.
(3) Finishing blanking of the top steel plate, the bottom steel plate, the left steel plate and the right steel plate according to the size, and conveying the processed rear steel arc plate, front steel arc plate, top steel plate, bottom steel plate, left steel plate, right steel plate and T-shaped steel arc plate to a construction area;
(4) And (3) assembling the fan-shaped units, and assembling all the fan-shaped units into a whole according to the coding sequence to form the complete paying-off device.
(5) Transferring the paying-off device to a floor of the completed first floor construction, adjusting the paying-off device to a position overlapping with the projection contour of the large arc beam, and fixing the paying-off device; when the floor template of the second floor is erected, the projection principle is utilized, and the plumb bob is used for leading the horizontal contour line of the paying-off device upwards to the floor template of the second floor so as to finish the accurate positioning of the large arc beam of the second floor, and then the subsequent construction of the second floor is finished.
(6) And (5) repeating the step, completing the paying-off positioning of the large arc beams of the rest floors of the building, and finally completing the construction of the whole building.
In this embodiment, four T-shaped steel arc plates are adopted to realize the fixed connection of rear side steel arc plate, front side steel arc plate, left side steel plate, right side steel plate, top steel plate and bottom steel plate, and the T-shaped steel arc plates on rear side steel arc plate and the front side steel arc plate can consolidate the bending radian of rear side steel arc plate and front side steel arc plate, avoid deformation. Because the six faces forming the fan-shaped unit are all made of steel plates, the fan-shaped unit is high in hardness and not easy to deform, and meanwhile is fixedly connected through bolts, the fan-shaped unit is simple to operate and high in connection speed, and meanwhile can be detached conveniently in the later period, so that the recycling is realized, and the materials are saved.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent variation of the above embodiment according to the technical matter of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (4)
1. A pay-off for large arc roof beam location, its characterized in that, the device includes left end fan-shaped unit and right-hand member fan-shaped unit, be connected with a plurality of middle fan-shaped unit between left end fan-shaped unit and the right-hand member fan-shaped unit, the right-hand member face of left end fan-shaped unit is provided with spacing hole, the left surface of right-hand member fan-shaped unit is provided with spacing, and the right-hand member face of middle fan-shaped unit is provided with spacing hole, and its left end face is provided with spacing, left end fan-shaped unit, middle fan-shaped unit and right-hand member fan-shaped unit link to each other through spacing and spacing hole in proper order and form the pay-off with large arc roof beam same profile and same size.
2. The paying-off device for positioning a large arc beam according to claim 1, wherein the left end fan-shaped unit, the middle fan-shaped unit and the right end fan-shaped unit are identical in structure and comprise a rear side steel arc plate, a front side steel arc plate, a left side steel plate, a right side steel plate, a top steel plate and a bottom steel plate, first connecting pieces which are symmetrical to each other are arranged on the upper portion and the lower portion of the concave surface of the rear side steel arc plate, second connecting pieces which are symmetrical to each other are arranged on the upper portion and the lower portion of the convex surface of the front side steel arc plate, the top steel plate and the bottom steel plate are connected and fixed with the horizontal surfaces of the first connecting pieces and the second connecting pieces through bolts, and the left side steel plate and the right side steel plate are connected and fixed with the left side wall and the right side wall of the first connecting pieces and the second connecting pieces through bolts.
3. The paying-off device for positioning a large arc beam according to claim 2, wherein the first connecting piece and the second connecting piece have the same structure and comprise T-shaped steel arc plates, the vertical surfaces of the T-shaped steel arc plates are fixed on the cambered surfaces of the front side steel arc plates or the rear side steel arc plates through bolts, two ends of the T-shaped steel arc plates are symmetrically bent to form connecting lugs, the left side steel plate or the right side steel plate is fixed on the connecting lugs through bolts, and the top steel plate and the bottom steel plate are fixed on the horizontal surfaces of the T-shaped steel arc plates through bolts.
4. The paying-off device for positioning a large arc beam according to claim 2, wherein the limiting strip is made of square steel and is fixed on the outer wall of the right steel plate through bolts, and the limiting hole is a vertical hole excavated on the left steel plate and matched with the square steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223100999.6U CN219060960U (en) | 2022-11-22 | 2022-11-22 | Paying-off device for positioning large arc beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223100999.6U CN219060960U (en) | 2022-11-22 | 2022-11-22 | Paying-off device for positioning large arc beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219060960U true CN219060960U (en) | 2023-05-23 |
Family
ID=86345812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223100999.6U Active CN219060960U (en) | 2022-11-22 | 2022-11-22 | Paying-off device for positioning large arc beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219060960U (en) |
-
2022
- 2022-11-22 CN CN202223100999.6U patent/CN219060960U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2564519C (en) | Grooved stiffened profile | |
| US6814215B2 (en) | Support construction | |
| CN101225688A (en) | Corrugated sternum H-shaped steel composite beam | |
| CN109184234B (en) | Paying-off device and paying-off method for positioning large arc beam | |
| CN111922610A (en) | Lateral horizontal type assembling jig frame structure and assembling method for steel arch ribs of large-span arch bridge | |
| CN111648243A (en) | Method for assembling large sections of bolted and welded combined steel truss girder | |
| CN116607706A (en) | Construction method of complex-structure multi-curved-surface circular arc bare concrete structure | |
| CN219060960U (en) | Paying-off device for positioning large arc beam | |
| CN106284838B (en) | A kind of lattice honeycomb girder segment and large span lattice girder steel and its fabrication and installation method | |
| CN115262973A (en) | Construction method of multidirectional multi-curvature large-span curved surface latticed shell system | |
| CN114991374B (en) | Inverted arch slope roof structure | |
| Collins et al. | A Review of the state of the art of timber gridshell design and construction | |
| CN111794423A (en) | Steel-concrete combined beam structure, building and construction method | |
| CN214882872U (en) | Steel-concrete composite beam using steel bar truss and steel plate as temporary support | |
| CN114799753B (en) | Manufacturing method of space special-shaped multi-curved-surface steel structure | |
| CN116663121A (en) | Visual construction method for special-shaped twisted railing of landscape bridge based on BIM technology | |
| RU171490U1 (en) | Wooden beam | |
| US3853162A (en) | Method of prefabricating a truss | |
| CN115262834A (en) | A steel bar truss floor carrier plate integrated configuration for LOFT apartment interlayer is built | |
| CN112324035A (en) | Light steel keel fireproof composite floor slab head joint connection structure and assembling method | |
| US3456415A (en) | Truss construction | |
| US3953954A (en) | Metal U-channel shaped element for reinforcing floors of concrete and lightening filling blocks | |
| CN114818096B (en) | Manufacturing method of rotary steel ladder of dust remover based on BIM technology | |
| CN108547467A (en) | Container type house overhangs ruggedized construction | |
| CN210563402U (en) | Beam side form reinforcing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |