CN113085432B - Construction method of large semi-landscape painting canvas in scene restoration construction - Google Patents
Construction method of large semi-landscape painting canvas in scene restoration construction Download PDFInfo
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- CN113085432B CN113085432B CN202110275347.7A CN202110275347A CN113085432B CN 113085432 B CN113085432 B CN 113085432B CN 202110275347 A CN202110275347 A CN 202110275347A CN 113085432 B CN113085432 B CN 113085432B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
- B44C5/02—Mountings for pictures; Mountings of horns on plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
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- Engineering & Computer Science (AREA)
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A construction method of a large semi-landscape painting canvas in scene restoration construction comprises the following steps of 1, constructing a main body structure; 2, hoisting the steel pipe net rack; 3, mounting a base plate; 4, mounting a top cross beam; 5, mounting an upper cross beam; 6, mounting a lower cross beam; 7, mounting an upper inclined strut and a lower inclined strut; 8, repeating the steps 4-7 on the semi-circular structure of the main body structure to complete the construction of the main body supporting structure at the upper part; 9, mounting the riding track; 10, supporting and mounting the side of the circular tube; 11, mounting a round steel pipe; 12, installing an upper buckle part; 13, installing the upper edge of the canvas; 14, lower support mounting; 15, installing the lower clamping piece and the lower pulling clamping piece; and 16, mounting the lower edge of the canvas. The invention solves the problem that the large canvas is difficult to install in the prior art.
Description
Technical Field
The invention relates to the technical field of large canvas installation, in particular to a construction method of a large semi-landscape canvas in scene restoration construction.
Background
The method of restoring a specific historical scene by handicraft construction is generally called a scene restoration construction technology. The scene restoration construction technology is rapidly developed in China in recent years, and is particularly applied to venues such as memorial halls, museums and the like. The construction process involved in the scene restoration process is more, such as: colored drawing, oil painting, sculpture etc. simultaneously, also some venues combine modern science and technology, adopt multimedia technologies such as reputation electricity to reach the effect that the scene recovers.
The painting and oil painting is a construction process which is common in the scene restoration construction process, and the main completion form of the painting comprises the field mounting of finished paintings, or the installation of canvas and drawing board and then the painting. Under the general condition, the areas of the canvas and the drawing board are smaller, and the finished product is easier to install. However, in some venues, in order to seek a more shocking and restoring effect, canvas with a large area is used for painting and oil painting, and then partial sculptures, clay sculptures and the like are matched to realize more real scene restoration. The canvas has large area and heavy weight, is completely different from the conventional installation method of colored drawing and oil painting, and cannot be used by the conventional construction method at all. If the exhibition mode of colored drawing and oil painting is replaced by the multimedia exhibition mode of sound, light and electricity, the construction cost is greatly increased, and the method is not economical.
The reconstruction and extension project of a certain memorial hall is the largest personal memorial hall in China at present, the construction is carried out according to the standard of the national first-level hall, the indoor scene is restored in the construction project, the exhibition mode of a certain exhibition area is the restoration mode of half-scenery pictures, the canvas area is 16m multiplied by 68m and is distributed in a 180-degree arc shape, the building of the memorial hall is also in a semi-arc shape, the top of the building is of a steel pipe grid structure, large canvas is hung on the inner wall surface of the building (as shown in figure 1), and the installation and fixation of the conventional canvas can not be realized completely by the conventional canvas installation method.
Disclosure of Invention
The invention aims to solve the problem that a large canvas is difficult to install in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a construction method of a large semi-scene canvas in scene restoration construction comprises the following steps,
step 1, constructing a main body structure, wherein the main body structure comprises a main body ring beam of an upper semi-circular structure and a main body vertical surface of a lower semi-circular structure;
step 2, hoisting the steel pipe net rack, assembling the semi-arc-shaped steel pipe net rack matched with the semi-arc-shaped main body ring beam, and hoisting the steel pipe net rack to the prefabricated mounting base on the main body ring beam through hoisting machinery;
step 4, mounting a top cross beam, wherein the top cross beam comprises an upper cross rod, a middle vertical rod and a bottom cross rod which are fixedly connected, the upper cross rod is fixed on a base plate on the upper side face of the main body ring beam, and the bottom cross rod is fixed on a base plate on the inner side face of the vertical face of the main body;
and step 16, installing the lower edge of the canvas, clamping the lower part of the canvas on the lower clamping piece conveniently, and adjusting the tightness of the canvas by pulling the clamping piece downwards.
Furthermore, go up buckle spare including U-shaped steel pipe buckle and circular shape rope made of hemp buckle, the rope made of hemp buckle is connected in one side of U-shaped steel pipe buckle.
Further, the lower clamping piece comprises a round hemp rope clamping piece, and the lower pulling clamping piece is a nut and bolt adjusting mechanism.
Preferably, in the method the connection is a welded or bolted connection.
The invention has the beneficial effects;
1. in the stress support structure, the main external force is borne by square steel, channel steel and the like connected with a building main body, and the components connected with the steel net rack only play the role of a support point and cannot influence the formation of the upper steel pipe net rack, so that the whole stress system is safe and reliable;
2. the arrangement of the fairway facilitates the construction of subsequent processes, improves the construction efficiency, mostly needs to be matched with the lamp tube exhibition in the scene restoration construction process, provides a channel for the installation of later-stage lights, circuits and the like, reduces the construction cost, and provides convenience for the maintenance of the top of a subsequent exhibition area and the like;
3. the upper clamping piece and the lower clamping piece are manufactured and used, so that the mounting efficiency of the canvas is improved, the operation is simple, and meanwhile, the canvas is prevented from shrinking and loosening by matching with the pull-down clamping piece with adjustable tightness.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description.
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a cross-sectional view of the whole construction of the building of the present invention;
FIG. 3 is a schematic view of the upper body support structure of the present invention;
FIG. 4 is a schematic view of the lower support structure of the present invention;
FIG. 5 is a schematic view of the berm structure of the present invention;
FIG. 6 is a schematic view of an upper fastener structure of the present invention;
FIG. 7 is a schematic structural view of a lower fastener and a lower fastener of the present invention;
in the figure: 1-body ring beam, 2-body facade, 3-expansion bolt, 4-top beam, 5-net rack connection point, 6-upper diagonal, 7-lower diagonal, 8-upper beam, 9-lower beam, 10-buckle, 11-round steel tube, 12-hemp rope, 13-canvas, 14-riding handrail rod, 15-riding track vertical rod, 16-riding track floor, 17-backing plate, 18-round tube side support, 19-pull-down fastener, 20-bottom cross support, 21-bottom diagonal, 22-angle steel backing plate, 23-connecting rod, 24-riding track transverse angle steel, 25-steel tube buckle, 26-connecting hole, 27-hemp rope right-angle buckle, 28-vertical steel, 29-horizontal angle steel, 30-lower buckle
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
With reference to fig. 1-7, the invention relates to a construction method of a large semi-scene canvas in scene restoration construction, which comprises the following steps,
1. constructing a main body structure: construction is carried out by professional construction teams according to a set design scheme, a main body ring beam is designed at the top of the large semicircular arc building engineering, and maintenance is carried out according to the standard after concrete pouring is finished. And (5) detecting the concrete strength, and hoisting the steel pipe net rack after the concrete strength meets the requirement.
2. Hoisting a steel pipe net rack: the steel net rack is assembled on the ground plane before hoisting construction of the net rack, the pre-assembled part is a part installed along a semi-circular arc beam, the semi-circular arc is assembled, hoisting operation is simultaneously carried out by a plurality of truck cranes, the semi-circular arc beam is prefabricated with an installation base, the joint of the pre-assembled steel net rack and the semi-circular arc is installed on the installation base, the suspended part is supported by steel pipes, and then other parts of the net rack are assembled.
3. Compiling a large canvas installation scheme: after the steel net frame construction is completed, the semi-arc chamber is wholly in a closed state, and indoor related construction can be carried out. Because the canvas mounting structure is a stressed device, a corresponding scheme should be compiled by technical personnel. And compiling the contents of the completed coping schemes for discussion, analysis and demonstration.
4. Mounting a base plate: after the canvas special scheme is approved, the base plates are installed according to the scheme, the base plates are fixed on the main body ring beam and the main body vertical face through expansion bolts, the base plates are installed in a total number along the semicircular main body structure by means of the lifter in the construction process, and the positions of the base plates are verified, fixed and modified after the installation is completed.
5. Installing a top cross beam: the top cross beam comprises an upper cross rod, a middle vertical rod and a bottom cross rod which are fixedly connected, wherein the upper cross rod is fixed on a base plate on the upper side face of the main body ring beam through expansion bolts, and the bottom cross rod is fixed on a base plate on the inner side face of the main body vertical face through expansion bolts.
6. Installing an upper beam: the welding installation of entablature is carried out with the help of the lift behind the top beam construction, carries out the construction of being connected with the steel space frame tie point after the fixed completion of entablature, and the entablature is welded by angle steel and connecting rod with being connected of steel space frame, adopts steel wire winding steel space frame tie point round simultaneously, and the welding of steel wire both ends is on the connecting rod.
7. And (3) mounting a lower cross beam: the upper beam is finished, the lower beam is installed by means of the lifter, and the square steel length of the lower beam is shorter than that of the upper beam and is easier to finish. In the construction process of the upper and lower beams, the square steel and the base plate of the building surface are fully welded.
8. Installing an upper inclined strut and a lower inclined strut: and (5) finishing the construction of the upper beam and the writing beam to install the inclined strut. The upper inclined strut mounting process is concerned with connecting the connecting rod and the upper cross beam, the lower inclined strut is concerned with connecting the top cross beam, the lower cross beam and the upper cross beam, but the end points of the upper inclined strut and the lower inclined strut are prevented from influencing the strength of the square steel at the same point of the upper cross beam.
9. The above 5-8 construction processes can be carried out along the semi-arc building by means of the lifter in a multi-point synchronous manner.
10. And (3) mounting the horse way: and after the construction of the main supporting structure is completed, the pavement is installed. The splicing and welding of each component member of the packway can be carried out at high altitude by means of a lifter in the construction process of the packway; or the vertical rod of the packway can be welded with the upper and lower beams, other packway components are locally installed on the ground, and the packway is welded with the packway by means of the lifter.
11. And (3) installing a circular tube side support: and (3) finishing the installation of the packway, detecting the stability of the packway, and after confirming the safety of the packway, installing the side support of the steel round pipe by an operator by means of the packway, wherein the height of the side support can meet the requirement of connecting an upper cross support and a lower cross support.
12. And (3) installing a steel round pipe: the side support welding is finished, the round steel pipe is installed by means of the riding track, and the round steel pipe is mainly used for hanging and supporting the upper edge of the large canvas. The whole semicircle that is along the semicircle of steel pipe distributes, and it is very big to consider whole the installation degree of difficulty that carries on, and the steel pipe takes the segmentation installation, and welding construction between section and the section.
13. Installing an upper buckle piece: on the steel pipe that the construction was accomplished, evenly arrange buckle spare on with certain interval, when buckle spare arranged, the bolt of fastening the steel pipe buckle can with the first connecting hole in the uppermost of connecting hole. As shown in FIG. 5, the upper fastener comprises a U-shaped steel pipe fastener and a round hemp rope fastener. The U-shaped steel pipe is buckled and inversely arranged on the steel circular pipe, and the opening of the U-shaped steel circular pipe is connected through a bolt. Through bolted connection between U-shaped steel pipe buckle and the circular rope made of hemp buckle, and rope made of hemp buckle lower extreme can be opened through loosening its upper bolt, and then can be with in the canvas top edge stopper enters the rope made of hemp buckle.
14. Installing the upper edge of the canvas: the hemp rope of isometric with the canvas is placed at the top edge of canvas, and it is the tube-shape to curl up the canvas top edge with the hemp rope parcel, and the section of thick bamboo dress structure diameter is less than hemp rope buckle diameter, with the help of lift or hoist and mount machinery hoisting canvas, the canvas top edge that will wrap up the hemp rope blocks in the hemp rope mouth in proper order, screws up the bolt on hemp rope buckle upper portion and makes the canvas top edge fixed, guarantees the stability of large-scale canvas. In the process of installing the canvas, at least two persons are matched to install the canvas, the canvas is fixed behind the buckles, then the elevator is moved to install the canvas at other parts, and a plurality of elevators can be synchronously installed, but the spacing distance is not too large.
15. And (3) installing a lower supporting structure: the lower supporting structure is characterized in that the vertical angle steel is fixed on the building wall surface through expansion bolts, the bottom inclined strut and the bottom cross strut are vertically welded with the vertical angle steel, the end part of the bottom cross strut is welded with horizontal angle steel, and bolt holes are reserved on the horizontal angle steel surface. Compared with other constructions, the lower supporting structure is simpler, the position is ensured to be accurate in the installation process, and the lower supporting position after construction is checked.
16. Lower buckle piece, lower pull-down fastener installation: the pull-down clamping piece is connected to the reserved mounting hole corresponding to the corresponding horizontal angle steel, the lower clamping piece comprises a hemp rope clamping piece, the mode of the lower edge of the fixed painting cloth is consistent with that of the upper clamping piece, and the last bolt is tightened after the hemp rope at the lower edge is placed.
17. Adjusting the tightness of the canvas: the pull-down clamping piece screw rod is provided with threads, so that the nut can be adjusted, and the tightness degree of the canvas can be adjusted. Here the pull-down clip is a prior art approach.
Claims (4)
1. A construction method of a large semi-landscape painting canvas in scene restoration construction is characterized in that: comprises the following steps of (a) carrying out,
step 1, constructing a main body structure, wherein the main body structure comprises a main body ring beam of an upper semi-circular structure and a main body vertical surface of a lower semi-circular structure;
step 2, hoisting the steel pipe net rack, assembling the semi-arc-shaped steel pipe net rack matched with the semi-arc-shaped main body ring beam, and hoisting the steel pipe net rack to the prefabricated mounting base on the main body ring beam through hoisting machinery;
step 3, mounting base plates, namely mounting a plurality of base plates as a group at the corresponding positions of the upper side surface, the inner side surface and the inner side surface of the vertical surface of the main body on the ring beam of the main body respectively, and mounting a group of base plates at certain intervals along the semi-circular structure;
step 4, mounting a top cross beam, wherein the top cross beam comprises an upper cross rod, a middle vertical rod and a bottom cross rod which are fixedly connected, the upper cross rod is fixed on a base plate on the upper side face of the main body ring beam, and the bottom cross rod is fixed on a base plate on the inner side face of the vertical face of the main body;
step 5, mounting an upper cross beam, fixing one end of the upper cross beam on a base plate on the inner side surface of the main body ring beam, connecting the upper cross beam with a plurality of net rack connecting points of a steel pipe net rack through a plurality of connecting rods, and connecting the upper cross beam with the middle vertical rod in the step 4;
step 6, mounting a lower cross beam, fixing one end of the lower cross beam on a base plate which is lower than the upper cross beam and is arranged on the inner side surface of the main body ring beam, connecting the lower cross beam with the middle vertical rod in the step 4, and enabling the length of the lower cross beam to be smaller than that of the upper cross beam;
step 7, mounting the upper inclined strut and the lower inclined strut, connecting one end of the upper inclined strut with the connecting rod in the step 5, and connecting the other end of the upper inclined strut with the upper cross beam; one end of the lower inclined strut is connected with the base plate connected with the bottom cross rod in the step 4, and the other end of the lower inclined strut is connected with the upper cross beam and the lower cross beam;
step 8, repeating the steps 4-7 on the semi-circular structure of the main body structure to complete the construction of the main body supporting structure at the upper part;
step 9, installing a packway, wherein the packway comprises packway upright rods at two sides, packway grab bars perpendicular to the packway upright rods and packway bottom plates positioned at two sides of the bottom and connected with the packway upright rods, the upper ends of the packway upright rods are respectively connected with the upper cross beam and the lower cross beam, and the packway is integrally in a semi-circular structure and is matched with the main body supporting structure;
step 10, mounting two circular tube side supports, wherein the two circular tube side supports are arranged at one end of a lower cross beam far away from a main body ring beam in parallel at a certain interval, the upper ends of the two circular tube side supports are connected with an upper cross beam, and the lower ends of the two circular tube side supports are connected with a lower cross beam;
step 11, mounting the circular steel tubes, wherein the circular steel tubes are of a segmented structure and integrally form a semi-circular structure matched with the main body supporting structure, and the circular steel tubes are mounted between two circular steel tube side supports;
step 12, installing upper buckling pieces, and installing a plurality of upper buckling pieces on the round steel pipe at certain intervals;
step 13, installing the upper edge of the canvas, hoisting the canvas by using a hoisting machine, and clamping the upper edge of the canvas in the upper clamping piece;
step 14, mounting a lower support, mounting a plurality of vertical angle steels along a semi-circular arc structure on the inner side surface of the vertical surface of the main body, connecting a bottom cross brace and a bottom inclined brace to the vertical angle steels, and connecting one ends of the bottom cross brace and the bottom inclined brace far away from the vertical angle steels;
step 15, installing a lower clamping piece and a pull-down clamping piece, installing the pull-down clamping piece on the bottom cross brace, and connecting the lower clamping piece with the pull-down clamping piece;
and step 16, installing the lower edge of the canvas, clamping the lower part of the canvas on the lower clamping piece conveniently, and adjusting the tightness of the canvas by pulling the clamping piece downwards.
2. The construction method of the large semi-scene canvas for the scene restoration construction according to claim 1, wherein: the upper buckling piece comprises a U-shaped steel pipe buckle and a round hemp rope buckle, and the hemp rope buckle is connected to one side of the U-shaped steel pipe buckle.
3. The construction method of the large semi-scene canvas for the scene restoration construction according to claim 1, wherein: the lower clamping piece comprises a round hemp rope clamping piece, and the pull-down clamping piece is a nut and bolt adjusting mechanism.
4. The construction method of the large semi-scene canvas for the scene restoration construction according to claim 1, wherein: in the method, the connection is welding or bolt connection.
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| CN202110275347.7A CN113085432B (en) | 2021-03-15 | 2021-03-15 | Construction method of large semi-landscape painting canvas in scene restoration construction |
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| CN202110275347.7A CN113085432B (en) | 2021-03-15 | 2021-03-15 | Construction method of large semi-landscape painting canvas in scene restoration construction |
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| CN113085432B true CN113085432B (en) | 2022-03-22 |
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| US9452636B2 (en) * | 2009-04-08 | 2016-09-27 | Lisa Russo | Convertible stretched canvas for artists |
| CN206070343U (en) * | 2016-09-23 | 2017-04-05 | 中铁六局集团有限公司 | The pier prefabricated K supports of reinforced on a kind of tubular arch bridge arch |
| CN106939642B (en) * | 2017-04-25 | 2019-05-10 | 中国建筑第八工程局有限公司 | Under hanging riding track davit structure and its installation forming method |
| CN107338868B (en) * | 2017-08-28 | 2023-04-14 | 中国建筑第二工程局有限公司 | Large spherical screen mounting system and construction method thereof |
| CN210507456U (en) * | 2019-06-25 | 2020-05-12 | 中建八局第三建设有限公司 | Standardized lower pedestrian crossing of hanging down of deep basal pit can have enough to meet need |
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