CN108505662B - Construction method for self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp - Google Patents

Construction method for self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp Download PDF

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CN108505662B
CN108505662B CN201711191392.4A CN201711191392A CN108505662B CN 108505662 B CN108505662 B CN 108505662B CN 201711191392 A CN201711191392 A CN 201711191392A CN 108505662 B CN108505662 B CN 108505662B
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grc
lifting
steel structure
conversion layer
hole
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CN108505662A (en
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高宗立
莫凡
陶暑生
王维
陈法兵
丁伟
陈宏谋
戴修成
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China Construction Eighth Engineering Division Co Ltd
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China Construction Eighth Engineering Division Co Ltd
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/04—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/03—Ceiling bases, e.g. ceiling roses

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Finishing Walls (AREA)
  • Working Measures On Existing Buildindgs (AREA)

Abstract

The invention provides a self-lifting hyperboloid dense hole GRC solid wood-skin-attached ceiling lamp structure and a construction method thereof, wherein the self-lifting hyperboloid dense hole GRC solid wood-skin-attached ceiling lamp structure comprises the following components: a structural main beam; the steel structure conversion layer is hung below the structure main beam through a lifting mechanism; the GRC decorative layer is arranged on the surface of the steel structure conversion layer, and a lamp body mounting hole is formed in the GRC decorative layer; the lamp body penetrates through the lamp body mounting hole and is mounted on the steel structure conversion layer; the maintenance riding track is arranged below the structure girder and is aligned to the lifting mechanism, and a reserved operation opening for the lifting mechanism to penetrate is formed in the maintenance riding track. The invention is suitable for places without access of maintenance appliances, realizes self-lifting and greatly saves maintenance cost. The joint filling treatment is carried out by specially preparing the proportioning joint filling clay material, so that the deformation of the foundation connection of different plates is small, and the characteristic of poor deformation performance of the solid wood skin material is solved.

Description

Construction method for self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp
Technical Field
The invention relates to the field of lamp decoration, in particular to a construction method of a self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp.
Background
The GRC solid wood veneer has perfect texture effect, gives people fresh and natural good feeling, and is widely used in modern decoration, but due to the defects of complex decoration process, heavy wood, poor fire resistance and the like, the solid wood veneer is rarely used for decorating suspended ceilings; on the contrary, gypsum boards with general decorative effect and large-area coating are used as main materials for top decoration.
Disclosure of Invention
In view of the existing or potential defects in the prior art, the invention provides the self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp structure and the construction method thereof, which are suitable for places without access of maintenance appliances, realize self-lifting and greatly save maintenance cost.
In order to achieve the above object, a first aspect of the present invention provides a self-elevating hyperboloid dense-hole GRC solid wood-skin-attached pendant lamp structure, which includes:
a structural main beam;
the steel structure conversion layer is hung below the structure main beam through a lifting mechanism;
the GRC decorative layer is arranged on the surface of the steel structure conversion layer, and a lamp body mounting hole is formed in the GRC decorative layer;
the lamp body penetrates through the lamp body mounting hole and is mounted on the steel structure conversion layer; and
the maintenance riding track is arranged below the structure girder and is aligned to the lifting mechanism, and a reserved operation opening for the lifting mechanism to penetrate is formed in the maintenance riding track.
The structure of the self-lifting double-curved-surface dense-hole GRC solid wood-skin-attached pendant lamp is further improved in that the steel structure conversion layer comprises at least two symmetrical curved-surface steel structures, and each curved-surface steel structure is respectively arranged below the structure girder in a lifting mode through the lifting mechanism.
The further improvement of from lift hyperboloid dense hole GRC subsides wood skin ceiling lamp structure lies in, elevating system includes lifting machine and chain block, the lifting machine install in on the structure girder, chain block connect in the lifting machine with steel construction conversion layer.
The further improvement of the self-lifting double-curved-surface dense-hole GRC solid wood-skin ceiling lamp structure is that the GRC decorative layers are mutually spliced and attached to the lower surface of the steel structure conversion layer, and seam joint cement is arranged at the joint of the GRC decorative layers and is adjacent to the lower surface of the steel structure conversion layer.
The self-lifting double-curved-surface dense-hole GRC solid wood-skin ceiling lamp is further improved in that the joint-filling daub is prepared from sulphoaluminate cement, building glue, acrylic emulsion and alkali-resistant fiber yarns according to a weight ratio of 1:0.2:0.05:0.02, and is uniformly mixed into viscous mixed slurry.
The invention provides a construction method for a self-lifting hyperboloid dense hole GRC solid wood skin-attached ceiling lamp, which comprises the following steps:
providing a steel structure conversion layer, installing a GRC decoration layer on the surface of the steel structure conversion layer, and arranging lamp body installation holes on the GRC decoration layer;
the steel structure conversion layer provided with the GRC decoration layer is hung below a structure main beam through a lifting mechanism;
installing an overhaul packway below the structural main beam, enabling the overhaul packway to be aligned to the lifting mechanism, and arranging a reserved operation hole for the lifting mechanism to penetrate through on the overhaul packway;
installing a lamp body in a lamp body installation hole on the GRC decoration layer, wherein the lamp body penetrates through the lamp body installation hole and is connected to the steel structure conversion layer; and
and operating the lifting mechanism to lift the steel structure conversion layer to a designed position.
The construction method of the self-lifting double-curved-surface dense-hole GRC solid wood-veneer ceiling lamp is further improved in that the steel structure conversion layer comprises at least two symmetrical curved-surface steel structures, and each curved-surface steel structure is respectively hoisted below the structural main beam in a lifting manner through the lifting mechanism; and the symmetrical lifting mechanisms of the curved surface steel structure synchronously run.
The construction method of the self-lifting double-curved-surface dense-hole GRC solid wood-skin ceiling lamp is further improved in that the step of installing the GRC decorative layer on the surface of the steel structure conversion layer comprises the following steps:
splicing a plurality of GRC decorative layers with one another and attaching the GRC decorative layers to the lower surface of the steel structure conversion layer, and performing seam filling on seams of the adjacent GRC decorative layers by using the seam filling cement;
brushing a concrete interface agent on the surface of the GRC decorative layer to perform surface leveling;
and adhering wood skin on the leveled surface of the GRC decorative layer.
The construction method of the self-lifting double-curved-surface dense-hole GRC solid wood-veneer ceiling lamp is further improved in that the joint-filling daub is prepared from sulphoaluminate cement, building glue, acrylic emulsion and alkali-resistant fiber yarns into uniformly viscous mixed slurry according to the weight ratio of 1:0.2:0.05: 0.02;
and, adopt the caulking daub to carry out the caulking through following steps:
adding fiber yarns into the prepared joint filling cement, and filling joints of the adjacent GRC decorative layers;
and after the joint repairing daub is dried, performing secondary filling by using the joint repairing daub, and pasting an alkali-resistant fiber net at the joint position.
The construction method of the self-lifting double-curved-surface dense-hole GRC solid wood-skin ceiling lamp is further improved in that the construction method further comprises the following steps before the step of pasting wood skins on the surface of the leveled GRC decorative layer: brushing nitro varnish on the leveled surface of the GRC decorative layer;
and the step of sticking a veneer on the leveled surface of the GRC decorative layer comprises the following steps: and wood veneer with sub-rice glue is bonded with the nitro varnish.
Due to the adoption of the technical scheme, the invention has the following technical effects:
1) the automatic lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp can be applied to places without access of maintenance appliances, realizes automatic lifting, and greatly saves maintenance cost;
2) the hyperboloid oval GRC is pasted with solid wood skin to be used as a ceiling lamp structure, the hole is opened, and a point-shaped crystal lamp is hung downwards to form a decoration part;
3) the joint filling treatment is carried out by specially preparing the proportioning joint filling clay material, so that the deformation of the foundation connection of different plates is small, and the characteristic of poor deformation performance of the solid wood veneer material is solved;
4) the novel wood veneer self-carrying sub-rice glue is adopted to generate chemical reaction after being bonded with the nitro-varnish surface layer, the bonding error part can be randomly removed, shifted and reduced in loss before being completely dried, and the bonding force is enhanced after being completely dried;
5) the oval crystal lamp is divided into independent lifting areas, and the synchronous lifting of the crystal lamp and the cable is realized by adopting a chain type electric hoist and an electric winder.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a structural schematic diagram of a self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp in the embodiment of the present invention.
Fig. 2 is a schematic top view of a self-lifting hyperboloid dense-hole GRC solid-wood-skin ceiling lamp structure in an embodiment of the present invention.
Fig. 3 is a schematic lifting diagram of a self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp structure in the embodiment of the present invention.
Fig. 4 is a schematic front view of a steel structure conversion layer of a self-elevating hyperboloid dense-hole GRC solid wood-skin ceiling lamp structure in an embodiment of the present invention.
Fig. 5 is a schematic side view of a steel structure conversion layer of a self-elevating hyperboloid dense-hole GRC solid wood-skin ceiling lamp structure in an embodiment of the present invention.
Fig. 6 is a schematic top view of a steel structure conversion layer of a self-lifting hyperboloid dense-hole GRC solid wood-skin ceiling lamp structure in an embodiment of the present invention.
Fig. 7 is a flow chart of a construction method of the self-elevating hyperboloid dense hole GRC solid wood skin ceiling lamp in the embodiment of the present invention.
Fig. 8 is a deepened design drawing of a steel structure conversion layer of the self-elevating hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp structure in the embodiment of the invention.
Fig. 9 is a deepened design drawing of the distribution of the GRC decorative layer of the self-elevating hyperboloid dense-hole GRC solid wood skin ceiling lamp structure in the embodiment of the present invention.
Fig. 10 is a deepened design drawing of the distribution of embedded down lamps and crystal lamp balls on a GRC decorative layer of a self-elevating double-curved-surface dense-hole GRC solid-wood-skin pendant lamp structure in the embodiment of the invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
First, referring to fig. 1 and fig. 2, an embodiment of the present invention provides a self-lifting double-curved-surface dense-hole GRC solid-wood-skin-attached ceiling lamp structure, which mainly comprises a structure main beam 11, a steel structure conversion layer 12, a GRC decoration layer 13, a lamp body 14, and an access corridors 15, and is suitable for construction of a lifting decoration member of a double-curved-surface GRC solid-wood-skin-attached ceiling lamp structure and a point-shaped crystal lamp.
The structural main beam 11 is a steel beam, is fixedly installed on the roof steel structural main beam, and can also be directly adopted as the structural main beam 11 of the ceiling lamp structure. The steel structure conversion layer 12 is hung below the structure girder 11 through the lifting mechanism 10, the steel structure conversion layer 12 is used as a steel keel of the double-curved-surface dense-hole GRC solid wood skin ceiling lamp, the structure of the steel structure conversion layer can be changed according to the shape of the actual GRC ceiling lamp, the general steel structure conversion layer 12 comprises at least two symmetrical curved surface steel structures 121, each curved surface steel structure 121 is hung below the structure girder 11 through the lifting mechanism 10 in a lifting mode, and each group of symmetrical curved surface steel structures 121 synchronously lift to ensure the balance and stability of the whole structure.
The GRC decorative layer 13 is provided on the surface of the steel structure conversion layer 12, and a large number of lamp body mounting holes are provided in the GRC decorative layer 13.
The lamp body 14 adopts crystal lamps, a large number of crystal lamps penetrate through the lamp body mounting holes in a one-to-one correspondence mode and are connected to the steel structure conversion layer 12, the crystal lamps are hung by the steel structure conversion layer 12, the GRC decoration layer 13 is arranged on the surface of the steel structure conversion layer 12, GRC is an abbreviation of Glass fiber reinforced concrete, the Chinese name is Glass fiber reinforced concrete, the GRC is a fiber concrete composite material which takes alkali-resistant Glass fiber as a reinforcing material and cement mortar as a base material, and the GRC is a material which expresses imagination of designers through mold modeling, textures and colors. The GRC decorative layer 13 enables the structure of the ceiling lamp to be richer in texture and grandeur.
The maintenance pavement 15 is arranged below the structure main beam 11 and above the steel structure conversion layer 12, and a reserved operation opening for the lifting mechanism 10 to penetrate is formed in the maintenance pavement 15 to align to the lifting mechanism 10.
The ceiling lamp structure in the embodiment is a lower hanging point-shaped crystal lamp structure, the whole crystal lamp is in an oval shape, and the area is 86m21656 totally, the quartzy lamp dead weight 4000kg, the adjustable down lamp 180 of wherein interlude between the quartzy lamp, whole lamps and lanterns total power 1506W. The steel structure conversion layer 12 is used as a steel keel and is used as a stress conversion layer, a plurality of crystal ball lamp bodies are hung under a decorative base layer structure of GRC attached with solid wood veneer, namely holes are formed in a GRC decorative layer 13, 2 groups of 8 lifting mechanisms are used for controlling the integral lifting of the whole crystal lamp, the lifting height is 20m, and the lifting mechanism 10 can adopt an electric chain hoist; each lifting mechanism 10 comprises a lifting machine 101 and a chain block 102, the lifting machine 101 is installed on the structure main beam 11, the chain block 102 is connected to the lifting machine 101 and the steel structure conversion layer 12, the height of the steel structure conversion layer 12 is controlled by the chain block, and then the height position of the crystal lamp below the corresponding steel structure conversion layer is integrally adjusted. The lifting mechanism can also adopt other lifting control mechanisms except the chain block, such as a telescopic adjustable pull rod mechanism and the like.
As shown in fig. 3, when the ceiling lamp is lifted, the steel structure conversion layer 12 is divided into a left piece and a right piece, each curved steel structure 121 is lifted independently, and each piece has 4 lifting points, which is 8 lifting points; a set of chain block is arranged at each hanging point and used for lifting (adjusting speed) of the ceiling lamp, and 8 chain blocks on the ceiling lamp synchronously run when lifted (the left ceiling lamp and the right ceiling lamp synchronously run). The chain type crane can select an international known brand swiss GIS product, is provided with a double brake, a load sensor and an encoder, can be operated by a lifting mechanism through a remote controller, and utilizes the remote controller to control the lifting operation of the crane.
Referring to fig. 4 to 6 again, the steel structure conversion layer 12 in this embodiment is overall oval, the lower surface is a curved surface that arches downward, the upper surface is an oval plane, the steel keel structure is a three-dimensional structure, the steel keel structure includes an oval frame on the upper surface, and curved ribs that are connected in the oval frame in the horizontal and vertical directions, the overall oval mesh shape is formed by two curved steel structures 121, the two curved steel structures 121 are equivalent to integrally bisecting the oval steel structure conversion layer 12 along the short diameter, and each curved steel structure 121 is formed by a semi-oval frame and curved ribs that are connected in the semi-oval frame in the horizontal and vertical directions. And arranging lifting points on each curved steel structure 121, wherein in the embodiment, 4 lifting points are arranged on each curved steel structure 121, and 4 lifting points are respectively arranged at 4 corners of each curved steel structure 121. The steel structure conversion layer 12 is not provided with a steel structure within the range of 400mm of radius by taking the center of a lifting point as a center, and a rectangular hole of 200mm multiplied by 800mm is reserved on the maintenance pavement 15, namely, a reserved operation opening for the penetration of the lifting mechanism 10 is arranged on the maintenance pavement 15, so that the ring chain at the lifting point can smoothly pass through and be used for disassembling and assembling the ring chain hoist during maintenance. The access corridors 15 are arranged below the chain block, as shown in fig. 1.
The electric winder is adopted to the cable conductor of crystal lamp body and goes up and down along with the lift lamp body, sets up different return circuits according to the size of power, and 3 m's cable conductor is reserved to the wiring department, ensures to be connected to the lamps and lanterns in all return circuits.
Further, a plurality of GRC decoration layers 13 are mutually spliced and attached to the lower surface of the steel structure conversion layer 12, and seam filling cement is arranged at the seam of the adjacent GRC decoration layers 13. The joint-repairing daub is prepared by uniformly mixing sulphoaluminate cement, building glue, acrylic emulsion and alkali-resistant fiber yarns into viscous mixed slurry according to the weight ratio of 1:0.2:0.05: 0.02. And after the cement is prepared, adding fiber yarns, filling joints, closely filling the joints to 2-3mm positions on the surface of the GRC, drying for 72 hours, removing dust at the joints, filling the joints for the second time by using the cement, and pasting an alkali-resistant fiber net at the joints with the width not less than 100 mm. After the joint treatment is finished, the GRC decorative layer 13 is leveled to form a leveling layer, and the concrete method comprises the following steps: brushing a layer of concrete interface agent (acrylic emulsion interface agent) on the surface of the GRC plate to enhance the bonding force between the GRC plate and the exterior wall putty; after the putty is leveled (the water content is not higher than 10%), the environmental humidity is controlled to be 50-60%, a layer of nitro varnish is brushed on the surface, and the adhesion force of veneer pasting is enhanced. After the leveling is finished, wood skin is pasted on the surface of the leveling layer, novel wood skin with sub-meter glue is adopted, chemical reaction is generated after the wood skin is bonded with the surface layer of the nitro-varnish, before the wood skin is completely dried, the wood skin can be randomly detached, shifted and loss is reduced for the pasting error part, and the bonding force is enhanced after the wood skin is completely dried.
When the lamp body is installed, a wood veneer opening process is carried out on the hole position of the reserved lamp body installation hole of the GRC decoration layer 13, then the embedded down lamp and the crystal lamp ball are installed and hung, and the crystal lamp and the embedded down lamp are hung on the steel structure conversion layer. Finally, the height of the crystal ball is adjusted according to the design requirements, and the installation and construction of the whole crystal lamp are completed.
The following description will be made in detail with reference to specific embodiments of a specific construction method of the self-elevating hyperboloid dense-hole GRC solid wood skin-attached ceiling lamp structure of the present invention, specifically as follows:
as shown in fig. 7, an embodiment of the present invention provides a construction method for a self-elevating hyperboloid dense-hole GRC solid wood-skin-attached pendant lamp, which mainly includes the following steps:
step 101: providing a steel structure conversion layer, installing a GRC decoration layer on the surface of the steel structure conversion layer, and arranging lamp body installation holes on the GRC decoration layer;
step 102: the steel structure conversion layer provided with the GRC decoration layer is hung below the structure main beam through a lifting mechanism;
step 103: installing an overhaul packway below the structural main beam, enabling the overhaul packway to be aligned to the lifting mechanism, and arranging a reserved operation opening for the lifting mechanism to penetrate through on the overhaul packway;
step 104: installing a lamp body in a lamp body installation hole on the GRC decoration layer, wherein the lamp body penetrates through the lamp body installation hole and is connected to the steel structure conversion layer; and
step 105: and operating the lifting mechanism to lift the steel structure conversion layer to the designed position.
The steel structure conversion layer comprises at least two symmetrical curved steel structures, and each curved steel structure is hoisted below the structure girder in a lifting manner through a lifting mechanism; and the symmetrical lifting mechanisms of the curved surface steel structure synchronously run.
Further, in step 101, the whole crystal lamp, the down lamp and the GRC decorative layer are all fixedly mounted on the steel frame of the steel structure replacement layer.
As shown in fig. 8, GRC is deeply designed and blanked: 3D field scanning is carried out on the GRC installation part, rechecking is carried out by combining a construction drawing and rhinoceros model software, and the generated GRC precision can meet the field installation requirement through decomposition. The arrangement and the quantity of the whole crystal lamp and the embedded down lamps can accurately reserve the hole sites of the lamp in the stage of GRC processing prefabrication, and the lamp can be directly installed on site after the processing is finished.
As shown in fig. 9 and 10, the step of mounting the GRC decoration layer on the surface of the steel structure conversion layer further includes:
splicing a plurality of GRC decorative layers with each other and attaching the GRC decorative layers to the lower surface of the steel structure conversion layer, and performing seam filling on seams of adjacent GRC decorative layers by adopting seam filling cement;
brushing a concrete interface agent on the surface of the GRC decorative layer to perform surface leveling;
and pasting a veneer on the leveled surface of the GRC decorative layer.
Wherein, in the GRC seam treatment, the preparation of the joint filling daub adopts: mixing sulphoaluminate cement, building glue, acrylic emulsion and alkali-resistant fiber yarn into viscous mixed slurry according to the weight ratio of 1:0.2:0.05: 0.02; and after the cement is prepared, adding fiber yarns, filling joints, closely filling the joints to 2-3mm positions on the surface of the GRC, drying for 72 hours, removing dust at the joints, filling the joints for the second time by using the cement, and pasting an alkali-resistant fiber net at the joints with the width not less than 100 mm.
In the GRC surface leveling measure, a layer of concrete interface agent (acrylic emulsion type interface agent) is brushed on the surface of a GRC plate, so that the bonding force between the GRC plate and exterior wall putty is enhanced; after the putty is leveled (the water content is not higher than 10%), the environmental humidity is controlled to be 50-60%, a layer of nitro varnish is brushed on the surface, and the adhesion force of veneer pasting is enhanced.
In the process of adhering the wood veneer on the surface of the GRC, the novel wood veneer with the sub-rice glue is adopted to generate chemical reaction after being adhered with the surface layer of the nitro-varnish, before the wood veneer is completely dried, the adhered wrong part can be randomly detached, shifted and loss is reduced, and the adhesive force is enhanced after the wood veneer is completely dried.
Further, a wood skin hole opening process is carried out on a hole position reserved in the GRC in advance, then the embedded down lamp and the crystal lamp ball are installed and hung, finally the height of the crystal ball is adjusted according to design requirements, and installation and construction of the whole crystal lamp are completed.
Compared with the prior art, the self-lifting double-curved-surface dense-hole GRC solid wood-skin-attached ceiling lamp structure and the construction method thereof mainly have the following advantages:
1) the automatic lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp can be applied to places without access of maintenance appliances, realizes automatic lifting, and greatly saves maintenance cost;
2) the hyperboloid oval GRC is pasted with solid wood skin to be used as a ceiling lamp structure, the hole is opened, and a point-shaped crystal lamp is hung downwards to form a decoration part;
3) the joint filling treatment is carried out by specially preparing the proportioning joint filling clay material, so that the deformation of the foundation connection of different plates is small, and the characteristic of poor deformation performance of the solid wood veneer material is solved;
4) the novel wood veneer self-carrying sub-rice glue is adopted to generate chemical reaction after being bonded with the nitro-varnish surface layer, the bonding error part can be randomly removed, shifted and reduced in loss before being completely dried, and the bonding force is enhanced after being completely dried;
5) the oval crystal lamp is divided into independent lifting areas, and the synchronous lifting of the crystal lamp and the cable is realized by adopting a chain type electric hoist and an electric winder.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. A construction method for attaching a self-lifting hyperboloid dense hole GRC to a solid wood skin pendant lamp is characterized by comprising the following steps:
providing a steel structure conversion layer, installing a GRC decoration layer on the surface of the steel structure conversion layer, and arranging lamp body installation holes on the GRC decoration layer;
the steel structure conversion layer provided with the GRC decoration layer is hung below a structure main beam through a lifting mechanism;
installing an overhaul packway below the structural main beam, enabling the overhaul packway to be aligned to the lifting mechanism, and arranging a reserved operation hole for the lifting mechanism to penetrate through on the overhaul packway;
installing a lamp body in a lamp body installation hole on the GRC decoration layer, wherein the lamp body penetrates through the lamp body installation hole and is connected to the steel structure conversion layer; and
and operating the lifting mechanism to lift the steel structure conversion layer to a designed position.
2. The construction method of the self-elevating hyperboloid dense hole GRC solid wood-skin ceiling lamp according to claim 1, characterized in that: the steel structure conversion layer comprises at least two symmetrical curved surface steel structures, and each curved surface steel structure is respectively hoisted below the structure girder through the lifting mechanism in a lifting manner; and the symmetrical lifting mechanisms of the curved surface steel structure synchronously run.
3. The construction method of the self-elevating hyperboloid dense-hole GRC solid wood-faced pendant lamp as claimed in claim 1 or 2, wherein the step of installing the GRC decorative layer on the surface of the steel structure conversion layer comprises:
splicing a plurality of GRC decorative layers with one another and attaching the GRC decorative layers to the lower surface of the steel structure conversion layer, and performing seam filling on seams of the adjacent GRC decorative layers by adopting seam filling cement;
brushing a concrete interface agent on the surface of the GRC decorative layer to perform surface leveling;
and adhering wood skin on the leveled surface of the GRC decorative layer.
4. The construction method of the self-elevating hyperboloid dense hole GRC solid wood-faced pendant lamp as claimed in claim 3, characterized in that: the joint repairing daub is prepared by uniformly mixing sulphoaluminate cement, building glue, acrylic emulsion and alkali-resistant fiber yarns into viscous mixed slurry according to the weight ratio of 1:0.2:0.05: 0.02;
and, adopt the caulking daub to carry out the caulking through following steps:
adding fiber yarns into the prepared joint filling cement, and filling joints of the adjacent GRC decorative layers;
and after the joint repairing daub is dried, performing secondary filling by using the joint repairing daub, and pasting an alkali-resistant fiber net at the joint position.
5. The construction method of the self-lifting hyperboloid dense hole GRC solid wood-skin ceiling lamp according to claim 3, characterized in that before the step of pasting wood skin on the surface of the leveled GRC decorative layer, the construction method further comprises the following steps: brushing nitro varnish on the leveled surface of the GRC decorative layer;
and the step of sticking a veneer on the leveled surface of the GRC decorative layer comprises the following steps: and wood veneer with sub-rice glue is bonded with the nitro varnish.
CN201711191392.4A 2017-11-24 2017-11-24 Construction method for self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp Active CN108505662B (en)

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CN201711191392.4A CN108505662B (en) 2017-11-24 2017-11-24 Construction method for self-lifting hyperboloid dense-hole GRC solid wood-skin-attached ceiling lamp

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