CN112031331A - Energy-saving green lighting construction by utilizing natural light guide pipe in construction process - Google Patents
Energy-saving green lighting construction by utilizing natural light guide pipe in construction process Download PDFInfo
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- CN112031331A CN112031331A CN202010906753.4A CN202010906753A CN112031331A CN 112031331 A CN112031331 A CN 112031331A CN 202010906753 A CN202010906753 A CN 202010906753A CN 112031331 A CN112031331 A CN 112031331A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/06—Light shafts, e.g. for cellars
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
- F21S11/007—Non-electric lighting devices or systems using daylight characterised by the means for transmitting light into the interior of a building
-
- 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
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an energy-saving and green illumination construction by utilizing a natural light guide pipe in the construction process, which comprises the following steps: firstly, preparing construction; (II) preparing materials; (III) surveying the site; (IV) deepening the design of the energy-saving light guide system; reserving and processing holes; sixthly, fixing a rain-proof plate for waterproof treatment; assembling the light guide pipes; (eighth) installing a light guide pipe; (ninthly) waterproof treatment and embedding of the light guide pipe construction gap; (ten) installing a lighting device; (eleventh) fixing the lower opening of the catheter tube; (twelfth) installing a dimming device; (thirteen) diffuser mounting; (fourteen) checking a light guide pipe lighting system; (fifteen) cleaning and protecting finished products; and sixthly, debugging and acceptance. Compared with the traditional electric lighting technology adopted by the basement of the civil building, the light pipe lighting technology of the invention not only belongs to the new technology of green, low carbon, energy saving, environmental protection, cleanness and health, but also has the advantages of little investment increase, short investment return period, soft light, good lighting effect and advanced technology.
Description
Technical Field
The invention relates to energy-saving and green illumination construction by utilizing a natural light guide pipe in a construction process, belonging to the technical field of building construction.
Background
The solar energy is inexhaustible, but the sunlight entering the room through doors and windows only occupies a small part. In order to better utilize solar energy, people need to adopt a plurality of new technologies, a light guide pipe system is one of the technologies, natural light is introduced into the light guide pipe system, non-renewable energy sources are not required to be consumed, meanwhile, the environmental pollution caused by conventional energy sources is reduced, 20% -30% of electricity for buildings can be saved, and the light guide pipe system has important significance for energy conservation. In addition, the application of the light pipe technology is helpful to promote human health. Because the sunlight introduced by the light guide pipe system keeps the unique optimized type of natural light, has wide spectral range and uniform and soft light, can play the roles of sterilizing and preventing and treating various skin diseases, the sunlight treated by the light guide pipe system has no frequency spectrum and glare, and the harmful radiation can be effectively filtered by additionally arranging the radiation-proof coating on the lighting cover. Therefore, the light guide technology will be a great development direction in the energy field. The research on the light pipe technology and the exploration of the application of the light pipe technology in the field of buildings have extremely important significance for developing and applying new energy in China.
The light pipe system introduces natural light, non-renewable energy sources are not required to be consumed, environmental pollution caused by conventional energy sources is reduced, 20% -30% of electricity used for buildings can be saved, and the light pipe system has important significance for energy conservation. In addition, the application of the light pipe technology is helpful to promote human health. Because the sunlight introduced by the light guide pipe system keeps the unique optimized type of natural light, has wide spectral range and uniform and soft light, can play the roles of sterilizing and preventing and treating various skin diseases, the sunlight treated by the light guide pipe system has no frequency spectrum and glare, and the harmful radiation can be effectively filtered by additionally arranging the radiation-proof coating on the lighting cover. Therefore, the light guide technology will be a great development direction in the energy field. The research on the light pipe technology and the exploration of the application of the light pipe technology in the field of buildings have extremely important significance for developing and applying new energy in China.
The application of the light guide pipe in the underground garage can solve the problem of natural lighting of the underground space. Without the irradiation of sunlight, the interior will appear dim and oppressed for a long time, and bacteria are easy to breed. And the light guide pipe introduces intentional natural light into the room, thereby improving the grade of the building and increasing the health comfort level. The visible light guide pipe is applicable to underground parking garages, underground shopping malls and basement places, and can be used for burning hands. The design service life of the light guide pipe is more than 25 years, the light guide pipe is daily maintenance-free, and the system operation process does not involve power consumption, so that the potential safety hazard caused by power failure and the fire hazard caused by power consumption in the daytime can be effectively reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the energy-saving green lighting construction by utilizing the natural light guide pipe in the construction process is provided.
In order to solve the technical problems, the invention adopts the technical scheme that:
preparation for construction
Before the light guide illumination system is constructed, a detailed construction organization design or a corresponding special construction scheme is compiled according to the actual engineering situation. Dealing with the construction team before the start of work and carrying out personal careful scheme and technology, the bottom-crossing object comprises: the workmanship, the quality inspector, the security officer, the custodian, the installation team and the like; the bottom-crossing content comprises: the construction drawing, the construction acceptance rules, the project, the process rules, the construction progress, the construction safety quality requirements, the construction cautions, the process discipline and the like enable all operators to master the operation key, improve the cognition and lay a thought and a technical foundation for ensuring the installation quality.
(II) Material preparation
The light guide lighting technology belongs to a new technology and a new product, and the corresponding light guide pipe, the lighting device and the diffuser must be purchased at a fixed-point manufacturer. The selection of the product must be careful, the product must be checked and accepted item by item according to the data provided by the manufacturer, the material quality and the corresponding performance test are necessary, and all the materials can be put into engineering construction after being checked to be qualified.
(III) surveying the site
And (4) checking the positions and sizes of all reserved holes in detail according to the drawing, judging whether the positions and sizes are consistent with the drawing marks or not, and timely contacting field construction personnel or the first party to solve the problem if errors exist.
(IV) deepening design of energy-saving light guide system
Before construction, the natural light energy-saving light guide system is deeply designed according to the actual engineering situation, the deep design comprises the design of the light guide system and the design of a light guide cylinder passing through a structure node, the profound design comprehensively considers the structure, fire fighting and heating ventilation specialties, and the cross collision of pipelines is avoided. And after the deepened design is finished, approval and approval of the original design unit are reported.
(V) hole reservation and treatment
The lighting points are arranged according to the design requirements of the drawing, and the lighting area of each lighting point is generally 12-18 m/point arrangement. Holes are reserved on the structural plate on the plane of the roof. When the light guide pipe is installed, the positions and the sizes of all reserved holes are checked in detail according to a drawing, whether the positions and the sizes are consistent with the drawing marks or not is judged, if deviation exists, the deviation is timely solved by contact between site constructors and owners, and chiseling or repairing is timely carried out. Cleaning the reserved holes and the residues around the reserved holes, and cleaning the reserved holes and the residues. The construction is ensured to be carried out smoothly, and no dust falls into devices of all parts of the light guide lighting system during installation. Sheathing a waterproof board and a lower test tube in advance, and checking whether the adjustment of the hole wall is regular or not. And (4) arranging in time to enable the holes to be regular, and reserving the hole diameter D = D +50mm (D is the diameter of the sleeve).
(VI) fixing the flashing board for water-proof treatment
Firstly, sheathing a rain-proof plate on a preformed hole, adhering a circle of double-sided waterproof adhesive tape between the rain-proof plate and the preformed hole, compacting and tightly adhering the double-sided waterproof adhesive tape and a cement surface of the preformed hole, then uniformly punching a circle (5-8) on the rain-proof plate and installing expansion bolts to fix the double-sided waterproof adhesive tape on the preformed hole.
A heat-insulating layer is arranged outside the waterproof layer, and is generally sprayed with foamed polyurethane, and the thickness of the polyurethane is 15-20 mm.
(VII) light pipe Assembly
Firstly, assemble the light pipe, place first light pipe horizontally and make its one side that has the seam up, insert its one end of taking the fold into second standard pipe one end, draw a circle with the knife at the junction, provide convenience for tearing off the inner wall protection film afterwards, reuse 6 rivets to consolidate and seal interface and pipe seam crossing with thin sticky tape, then carry out simple seal with first light pipe upper shed with plastic film, prevent that the dust from getting into. Then tearing off the second protective film in the pipe. The remaining light pipes are assembled according to the method, both ends of the last light pipe are standard diameters, and the lower opening of the last light pipe is simply sealed by a plastic film.
(eighth) light pipe installation
(1) Straight pipe installation
And slowly inserting the assembled light guide pipe system into the light guide lighting outer cover from the upper opening of the rain-proof plate, and adjusting along with insertion to enable the lower end of the light guide pipe system to be aligned with the ceiling opening and extend out by 5-10 mm. The top of the first conduit pipe is allowed to be 5mm higher than the upper opening of the rain-proof plate, a laser plumb bob instrument is adopted to draw a marking line and a cross center line on the light guide pipe, the center line is aligned during installation, and the elevation of the first conduit pipe is adjusted to accurately position the first conduit pipe so as to meet the design requirement. More than three points are selected from the surfaces of the central line and the standard line of the light guide pipe as positioning measurement points for installation. And (3) designing by using a computer, modeling an installation diagram of the light guide pipe, numbering specified measurement points, and listing three-dimensional coordinate values of the points on the diagram. And finding out all selected point positions according to the serial numbers, and using a marking pen to make obvious marks and write the serial numbers clearly.
After the light pipe is basically in place, the three-dimensional coordinates of each positioning and measuring point on the light pipe are observed by a polar coordinate method from a high position by using a total station. The difference between the actually measured three-dimensional coordinate value and the drawing mark value is the installation deviation, and the deviation correction is immediately carried out, so that when the actually measured value of each point is matched with the drawing mark value, the light guide pipe can be confirmed to be accurately installed. Finally, four self-tapping screws with the length of 15mm and gaskets are used for fixing the light pipe system and the rain-proof plate together, and a silica gel sealant or an aluminum foil adhesive tape is used for sealing treatment.
(2) Bent pipe and horizontal pipe installation
The bent pipe can have different bending angles, and the bending angle variation range is 0-90 degrees. The connection mode of the horizontal pipe is the same as that of the straight pipe.
Before the horizontal pipe is installed, the elevation of the light guide pipe is determined according to the space position of the light guide pipe and a civil engineering reference line according to a design drawing. The diameter of the horizontal pipes is less than 400mm, and the distance between the horizontal pipes is not more than 3000 mm. The hanger of the light pipe is composed of a hanger rod (made of phi round steel) and a U-shaped hoop (galvanized). The hangers are required to be arranged at the two ends and the corners of the horizontal light guide pipe.
When the hanger is installed, the installation position of the hanger rod is found out according to the central line of the horizontal pipe, and then the specific installation position of the hanger rod is drawn according to the space requirement of the support. And finally, determining the installation height of the suspender according to the elevation of the horizontal pipe. When the horizontal pipe is long and a plurality of supports need to be installed, the hanging brackets at the two ends can be installed well, and then the supports at the two ends are used as references, and the elevations between the supports in the middle are determined by a wire drawing method for installation.
The hoop support is straight, the hoop is tightly attached to and holds the horizontal tube, the arc of the hoop support is uniform and consistent with the outer diameter of the light guide tube. The round steel of the hanger rod is properly cut according to the installation elevation of the horizontal pipe, so that the construction of the suspended ceiling of the device is not hindered. After the light pipe support and the hanger are manufactured, rust removal and paint brushing are carried out.
(nine) waterproof treatment and embedding for light pipe construction gap
After the light guide pipe is installed, a chamfer angle is smeared by cement mortar at the internal corner of the concrete base, then a film-coating waterproof layer and a coiled material waterproof layer are manufactured, the concrete base is turned upwards to the same plane of a lighting cover to be closed, and finally a cement mortar protective layer is smeared.
The installation gap between the lighting tube and the reserved hole is densely filled with noncombustible materials, a plurality of layers of fillers are filled, the next layer can be filled after each layer is filled, the layers are laminated and compact until the noncombustible materials fill the whole installation gap, if the light guide tube penetrates through the floor slab, the water is prevented by referring to the method of a waterproof sleeve, and the space between the hole and the sleeve is still densely filled with the flame-retardant heat-insulating materials, so that the heat-insulating property of the light guide tube is improved, and the fireproof requirement is met.
(ten) installation of lighting device
The top lighting cover is placed in front of the upper opening of the rain-proof plate, the plastic sealing film and the pipe wall protective film at the opening of the first section of the light guide pipe are firstly torn off, and then the extension of the upper opening of the rain-proof plate is tightly attached to a circle of napping nylon sealing strip in an extending mode. And finally, sleeving the lighting cover pre-drilled with the plurality of holes on a rainproof plate, and connecting the lighting cover with a ferrule or a vertical column by using a special-shaped screw and a gasket with the length of 15 mm.
(eleven) fixing lower opening of catheter tube
The light pipe stretches out ceiling entrance to a cave 10mm, embolias the light pipe with solid fixed ring to gu fixed ring hugs closely the ceiling as the standard, fixes on the ceiling with 3~5 self-tapping screws, and solid fixed ring is linked together with the light pipe with 3~5 rivets again, and seals up the junction with the aluminium foil sticky tape.
(twelfth) light modulation device installation
According to the actual conditions of projects (mainly used in conference rooms and office places) and the light dimming principle, a professional electrical technician installs the light dimming device on the light guide system, and the light dimming device and the light guide pipe are firmly fixed.
After the light adjusting device is installed, the opening and closing of the shading blades of the light adjusting device are debugged, and the opening and closing of the shading blades are flexible.
(thirteen) diffuser mounting
Before installing the diffuser, the protective film of the tube wall of the sealing box at the end part of the last section of the light tube is removed, the diffuser with the consistent decoration style is buckled on the decoration ring, and the periphery of the diffuser is sealed by sealing silica gel. Sealing the 10mm position of the upper end inside the decorative ring by using a napping nylon sealing strip, and fixing the decorative ring on the fixing ring;
(fourteen) inspection of light pipe lighting system
(1) The waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(2) checking whether sundries and obstacles influencing lighting exist in the lighting device and the light guide device;
(3) the waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(4) checking whether sundries and obstacles influencing lighting exist in the lighting decoration and the light guide device;
(5) checking whether the diffusion device emits light normally and whether the light emission is uniform;
(6) checking whether the adjustment of the lighting system by the dimming device is effective;
(fifteen) cleaning and finished product protection
Cleaning the periphery of the roof lighting cylinder and the roof and the room, removing sundries, arranging special people to protect finished products and preventing artificial collision and pollution.
(sixteen) debugging and acceptance
And debugging and acceptance of the whole system are performed by professional personnel according to the design and acceptance standard. And after the acceptance is qualified, the product is ready to be put into use.
The characteristics of the method of the invention
1 when the light guide pipe is installed, a waterproof flanging method is adopted, and accumulated water and rainwater are naturally isolated along a slope by utilizing the action of the gravity principle, so that the problem of waterproof treatment is avoided. The construction progress is accelerated, and the construction cost is greatly saved.
2, a three-point position control technology is adopted, and the principle of two-point alignment and three-point position control is applied, so that the problem of verticality of the light guide cylinder is solved, the construction progress is accelerated, and the construction quality is improved.
3 the installation gap of the light pipe in the energy-saving light guide system is deeply sealed by adopting a non-combustible material, thereby ensuring the heat insulation and fire resistance of the energy-saving light guide system.
4, cutting and assembling the light guide cylinder by using an independent closed clean room, and sealing the pipe orifice by adopting a plastic film. The cleanliness of the light guide cylinder is ensured, and the light guide effect is ensured.
Application scope of the invention
The method is mainly applied to the top layer or basement of single-storey buildings and multi-storey buildings and the shadow of the buildings. Including large stadiums, public buildings, factory buildings, workshops, villas, underground garages, flammable and explosive places and places without power supply.
The invention's process principle
The natural light is focused outdoors by the lighting device and guided into the system, and after the natural light is strengthened and efficiently transmitted by the light guide device, the natural light is uniformly irradiated to any indoor place needing the light by the diffusion device at the bottom of the system.
2 the indoor light obtained by the system is sufficient from dawn to dusk and even in cloudy days. Meanwhile, the daylighting and heat conduction efficiency of the system is improved by optimally configuring the materials of the daylighting device and the diffusion device, so that the collected light quantity is as much as possible, and the transmission loss in the light guide pipe is as little as possible.
3 the full length of the lighting device adopts a hemispherical transparent structure, and a prism and the like are arranged inside the lighting device to improve the efficiency. The light guide device is a light guide pipe, the pipe wall of the light guide pipe is formed by plating a high-reflectivity metal coating on glass or plastic, and the light guide pipe can be rotated and bent to change the light guide angle and length; the diffusion device is arranged at the bottom of the system, is a device for diffusing the light transmitted by the light guide pipe into the room to enable the light to be uniformly illuminated, and has the function of preventing glare. The dimming device is a dimmer, so that the indoor illumination intensity can be adjusted according to the use requirement.
4.4 the application field of natural light energy-conserving light guide system is very extensive, and the place that needs the illumination in daytime more than 80% can all use, no matter be the venue, office space, workshop warehouse or underground space, can both let you enjoy safe natural light.
5 the natural light energy-saving light guide system is installed by adopting structural holes, and the concrete reverse ridge and the structural plate are arranged for one-time pouring advanced water stop. In the installation process, the gap is deeply sealed by adopting a non-combustible material, so that the personal and fireproof performance of the energy-saving light guide system is ensured. When the light guide pipe is installed, the peripheral water resistance adopts a sealing and embedding processing method and a node water resistance measure to ensure that no leakage occurs.
The key technology is as follows:
the natural light is focused outdoors by the lighting device and guided into the system, and after the natural light is strengthened and efficiently transmitted by the light guide device, the natural light is uniformly irradiated to any indoor place needing the light by the diffusion device at the bottom of the system.
2 the whole length of the lighting device adopts a hemispherical transparent structure, and a prism and the like are arranged inside the lighting device to improve the efficiency. The light guide device is a light guide pipe, the pipe wall of the light guide pipe is formed by plating a high-reflectivity metal coating on glass or plastic, and the light guide pipe can be rotated and bent to change the light guide angle and length; the diffusion device is arranged at the bottom of the system, is a device for diffusing the light transmitted by the light guide pipe into the room to enable the light to be uniformly illuminated, and has the function of preventing glare. The dimming device is a dimmer, so that the indoor illumination intensity can be adjusted according to the use requirement.
3 when the light guide pipe is installed, the method of waterproof flanging is adopted, and the gravity principle effect is utilized, so that accumulated water and rainwater are naturally isolated along the slope, and the problem of waterproof treatment is avoided. The construction progress is accelerated, and the construction cost is greatly saved.
Technical level and technical difficulty (including comparison with similar technical levels at home and abroad):
1, a three-point position control technology is adopted, and the principle of two-point alignment and three-point position control is applied, so that the problem of verticality of the light guide cylinder is solved, the construction progress is accelerated, and the construction quality is improved.
2 the installation gap of the light pipe in the energy-saving light guide system is deeply sealed by adopting a non-combustible material, thereby ensuring the heat insulation and fire resistance of the energy-saving light guide system.
And 3, cutting and assembling the light guide cylinder by using an independent closed clean room, and sealing the pipe orifice by adopting a plastic film. The cleanliness of the light guide cylinder is ensured, and the light guide effect is ensured.
The key technology of the construction method of the basement roof light pipe energy-saving lighting system is adopted to reach the leading level in the city and above.
Has the advantages that:
1 economic benefits
The building natural light energy-saving light guide system introduces outdoor natural light to an indoor place needing illumination by using the turnover principle, can save a large amount of electric energy compared with the traditional electric power illumination, simultaneously has one-time investment, does not need maintenance once being installed and used, has long service life, can save the cost of regularly maintaining and updating lamps, has the investment return period of about seven years and has good economic benefit.
2 environmental protection and energy saving benefits
In the aspect of energy conservation and environmental protection, the greatest advantage of the building natural light energy-saving light guide system is energy conservation. On one hand, natural lighting is completely adopted, and artificial energy is not needed, so that the light guide pipe can save 20-30% of electricity for buildings. In summer, the light guide pipe electroless lighting system replaces electric lighting, and heat emitted by lighting system equipment can be avoided, so that about 10% of air conditioner refrigeration energy consumption is saved, and carbon dioxide emission is reduced; in winter, the lighting system adopting the electroless light guide pipe can emit sunlight which can also provide certain heat, thereby saving the heating energy consumption of the air conditioner and reducing the emission of carbon dioxide.
Compared with the traditional electric lighting technology adopted by the basement of the civil building, the light pipe lighting technology not only belongs to the new technology of green, low-carbon, energy-saving, environmental protection, cleanness and health, but also has the advantages of low investment, short investment return period, soft light, good lighting effect and advanced technology, and is increased once. Under the big background of 'resource saving type and environmental protection type' advocated by the nation vigorously, the lighting and illumination device has high technical popularization value and good market development prospect for newly-built underground spaces and top-floor buildings above the ground or other floor buildings in the future.
Detailed Description
Example 1
The construction process provided by the embodiment of energy-saving green illumination construction by using the natural light guide pipe comprises the following steps:
preparation for construction
Before the light guide illumination system is constructed, a detailed construction organization design or a corresponding special construction scheme is compiled according to the actual engineering situation. Dealing with the construction team before the start of work and carrying out personal careful scheme and technology, the bottom-crossing object comprises: the workmanship, the quality inspector, the security officer, the custodian, the installation team and the like; the bottom-crossing content comprises: the construction drawing, the construction acceptance rules, the project, the process rules, the construction progress, the construction safety quality requirements, the construction cautions, the process discipline and the like enable all operators to master the operation key, improve the cognition and lay a thought and a technical foundation for ensuring the installation quality.
(II) Material preparation
The light guide lighting technology belongs to a new technology and a new product, and the corresponding light guide pipe, the lighting device and the diffuser must be purchased at a fixed-point manufacturer. The selection of the product must be careful, the product must be checked and accepted item by item according to the data provided by the manufacturer, the material quality and the corresponding performance test are necessary, and all the materials can be put into engineering construction after being checked to be qualified.
(III) surveying the site
And (4) checking the positions and sizes of all reserved holes in detail according to the drawing, judging whether the positions and sizes are consistent with the drawing marks or not, and timely contacting field construction personnel or the first party to solve the problem if errors exist.
(IV) deepening design of energy-saving light guide system
Before construction, the natural light energy-saving light guide system is deeply designed according to the actual engineering situation, the deep design comprises the design of the light guide system and the design of a light guide cylinder passing through a structure node, the profound design comprehensively considers the structure, fire fighting and heating ventilation specialties, and the cross collision of pipelines is avoided. And after the deepened design is finished, approval and approval of the original design unit are reported.
(V) hole reservation and treatment
The lighting points are arranged according to the design requirements of the drawing, and the lighting area of each lighting point is generally 12-18 m/point arrangement. Holes are reserved on the structural plate on the plane of the roof. When the light guide pipe is installed, the positions and the sizes of all reserved holes are checked in detail according to a drawing, whether the positions and the sizes are consistent with the drawing marks or not is judged, if deviation exists, the deviation is timely solved by contact between site constructors and owners, and chiseling or repairing is timely carried out. Cleaning the reserved holes and the residues around the reserved holes, and cleaning the reserved holes and the residues. The construction is ensured to be carried out smoothly, and no dust falls into devices of all parts of the light guide lighting system during installation. Sheathing a waterproof board and a lower test tube in advance, and checking whether the adjustment of the hole wall is regular or not. And (4) arranging in time to enable the holes to be regular, and reserving the hole diameter D = D +50mm (D is the diameter of the sleeve).
(VI) fixing the flashing board for water-proof treatment
Firstly, sheathing a rain-proof plate on a preformed hole, adhering a circle of double-sided waterproof adhesive tape between the rain-proof plate and the preformed hole, compacting and tightly adhering the double-sided waterproof adhesive tape and a cement surface of the preformed hole, then uniformly punching a circle (5-8) on the rain-proof plate and installing expansion bolts to fix the double-sided waterproof adhesive tape on the preformed hole.
A heat-insulating layer is arranged outside the waterproof layer, and is generally sprayed with foamed polyurethane, and the thickness of the polyurethane is 15-20 mm.
(VII) light pipe Assembly
Firstly, assemble the light pipe, place first light pipe horizontally and make its one side that has the seam up, insert its one end of taking the fold into second standard pipe one end, draw a circle with the knife at the junction, provide convenience for tearing off the inner wall protection film afterwards, reuse 6 rivets to consolidate and seal interface and pipe seam crossing with thin sticky tape, then carry out simple seal with first light pipe upper shed with plastic film, prevent that the dust from getting into. Then tearing off the second protective film in the pipe. The remaining light pipes are assembled according to the method, both ends of the last light pipe are standard diameters, and the lower opening of the last light pipe is simply sealed by a plastic film.
(eighth) light pipe installation
(1) Straight pipe installation
And slowly inserting the assembled light guide pipe system into the light guide lighting outer cover from the upper opening of the rain-proof plate, and adjusting along with insertion to enable the lower end of the light guide pipe system to be aligned with the ceiling opening and extend out by 5-10 mm. The top of the first conduit pipe is allowed to be 5mm higher than the upper opening of the rain-proof plate, a laser plumb bob instrument is adopted to draw a marking line and a cross center line on the light guide pipe, the center line is aligned during installation, and the elevation of the first conduit pipe is adjusted to accurately position the first conduit pipe so as to meet the design requirement. More than three points are selected from the surfaces of the central line and the standard line of the light guide pipe as positioning measurement points for installation. And (3) designing by using a computer, modeling an installation diagram of the light guide pipe, numbering specified measurement points, and listing three-dimensional coordinate values of the points on the diagram. And finding out all selected point positions according to the serial numbers, and using a marking pen to make obvious marks and write the serial numbers clearly.
After the light pipe is basically in place, the three-dimensional coordinates of each positioning and measuring point on the light pipe are observed by a polar coordinate method from a high position by using a total station. The difference between the actually measured three-dimensional coordinate value and the drawing mark value is the installation deviation, and the deviation correction is immediately carried out, so that when the actually measured value of each point is matched with the drawing mark value, the light guide pipe can be confirmed to be accurately installed. Finally, four self-tapping screws with the length of 15mm and gaskets are used for fixing the light pipe system and the rain-proof plate together, and a silica gel sealant or an aluminum foil adhesive tape is used for sealing treatment.
(2) Bent pipe and horizontal pipe installation
The bent pipe can have different bending angles, and the bending angle variation range is 0-90 degrees. The connection mode of the horizontal pipe is the same as that of the straight pipe.
Before the horizontal pipe is installed, the elevation of the light guide pipe is determined according to the space position of the light guide pipe and a civil engineering reference line according to a design drawing. The diameter of the horizontal pipes is less than 400mm, and the distance between the horizontal pipes is not more than 3000 mm. The hanger of the light pipe is composed of a hanger rod (made of phi round steel) and a U-shaped hoop (galvanized). The hangers are required to be arranged at the two ends and the corners of the horizontal light guide pipe.
When the hanger is installed, the installation position of the hanger rod is found out according to the central line of the horizontal pipe, and then the specific installation position of the hanger rod is drawn according to the space requirement of the support. And finally, determining the installation height of the suspender according to the elevation of the horizontal pipe. When the horizontal pipe is long and a plurality of supports need to be installed, the hanging brackets at the two ends can be installed well, and then the supports at the two ends are used as references, and the elevations between the supports in the middle are determined by a wire drawing method for installation.
The hoop support is straight, the hoop is tightly attached to and holds the horizontal tube, the arc of the hoop support is uniform and consistent with the outer diameter of the light guide tube. The round steel of the hanger rod is properly cut according to the installation elevation of the horizontal pipe, so that the construction of the suspended ceiling of the device is not hindered. After the light pipe support and the hanger are manufactured, rust removal and paint brushing are carried out.
(nine) waterproof treatment and embedding for light pipe construction gap
After the light guide pipe is installed, a chamfer angle is smeared by cement mortar at the internal corner of the concrete base, then a film-coating waterproof layer and a coiled material waterproof layer are manufactured, the concrete base is turned upwards to the same plane of a lighting cover to be closed, and finally a cement mortar protective layer is smeared.
The installation gap between the lighting tube and the reserved hole is densely filled with noncombustible materials, a plurality of layers of fillers are filled, the next layer can be filled after each layer is filled, the layers are laminated and compact until the noncombustible materials fill the whole installation gap, if the light guide tube penetrates through the floor slab, the water is prevented by referring to the method of a waterproof sleeve, and the space between the hole and the sleeve is still densely filled with the flame-retardant heat-insulating materials, so that the heat-insulating property of the light guide tube is improved, and the fireproof requirement is met.
(ten) installation of lighting device
The top lighting cover is placed in front of the upper opening of the rain-proof plate, the plastic sealing film and the pipe wall protective film at the opening of the first section of the light guide pipe are firstly torn off, and then the extension of the upper opening of the rain-proof plate is tightly attached to a circle of napping nylon sealing strip in an extending mode. And finally, sleeving the lighting cover pre-drilled with the plurality of holes on a rainproof plate, and connecting the lighting cover with a ferrule or a vertical column by using a special-shaped screw and a gasket with the length of 15 mm.
(eleven) fixing lower opening of catheter tube
The light pipe stretches out ceiling entrance to a cave 10mm, embolias the light pipe with solid fixed ring to gu fixed ring hugs closely the ceiling as the standard, fixes on the ceiling with 3~5 self-tapping screws, and solid fixed ring is linked together with the light pipe with 3~5 rivets again, and seals up the junction with the aluminium foil sticky tape.
(twelfth) light modulation device installation
According to the actual conditions of projects (mainly used in conference rooms and office places) and the light dimming principle, a professional electrical technician installs the light dimming device on the light guide system, and the light dimming device and the light guide pipe are firmly fixed.
After the light adjusting device is installed, the opening and closing of the shading blades of the light adjusting device are debugged, and the opening and closing of the shading blades are flexible.
(thirteen) diffuser mounting
Before installing the diffuser, the protective film of the tube wall of the sealing box at the end part of the last section of the light tube is removed, the diffuser with the consistent decoration style is buckled on the decoration ring, and the periphery of the diffuser is sealed by sealing silica gel. Sealing the 10mm position of the upper end inside the decorative ring by using a napping nylon sealing strip, and fixing the decorative ring on the fixing ring;
(fourteen) inspection of light pipe lighting system
(1) The waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(2) checking whether sundries and obstacles influencing lighting exist in the lighting device and the light guide device;
(3) the waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(4) checking whether sundries and obstacles influencing lighting exist in the lighting decoration and the light guide device;
(5) checking whether the diffusion device emits light normally and whether the light emission is uniform;
(6) checking whether the adjustment of the lighting system by the dimming device is effective;
(fifteen) cleaning and finished product protection
Cleaning the periphery of the roof lighting cylinder and the roof and the room, removing sundries, arranging special people to protect finished products and preventing artificial collision and pollution.
(sixteen) debugging and acceptance
And debugging and acceptance of the whole system are performed by professional personnel according to the design and acceptance standard. And after the acceptance is qualified, the product is ready to be put into use.
Example 2 example of application
At present, the building natural light energy-saving light guide system is practically applied to the engineering of the first-line control center of the subway in Qingdao city, and after the construction of main engineering is finished in the construction process, namely, the natural light guide pipe system is used for illuminating on the top plate of a basement, so that the energy is saved, the green construction effect is obvious, and therefore, the company summarizes the green illumination construction method of utilizing the natural light energy-saving light guide pipe in the construction process, the construction method can fully ensure the water resistance, the verticality and the cleanliness of the light guide pipe, and can improve the heat insulation and fire resistance. Through engineering practice, the construction quality is greatly improved, and good social and economic benefits are obtained.
1 Qingdao city subway one-number line control center project natural light energy-saving light guide lighting system project is started in 2018 in 3 months. The construction cost is saved by 11.25 ten thousand yuan, and the construction period is saved by 10 days. The main working content is a natural light energy-saving light guide illumination system of an underground garage, and the total number of the natural light energy-saving light guide systems is 30, and the pipe diameters of the natural light energy-saving light guide systems are 530 mm. The engineering quality is confirmed by subway group companies, the system is stable when the system operates at present, the electric lighting energy is saved by 96% in the daytime, meanwhile, the fire-fighting and fire-preventing design requirements are met, and good economic benefits and social benefits are obtained.
2 stage 1.1 of No. 141 special vapour plots of North district of City, and stage 1.2 of No. 141 special vapour plots of No. 141 of North district of City, and the project is located in No. 141 of North district of City. The number of underground second-floor overground buildings is 26, the floor height is 2.90m, the building height is 77.10m, the buildings are high-rise houses, and the engineering structure type adopts a shear wall structure. The engineering natural light energy-saving light guide illumination system saves the manufacturing cost by 8.75 ten thousand yuan and saves the construction period by 7 days.
Claims (2)
1. The construction method is characterized by comprising the following steps of:
preparation for construction
Before the light guide illumination system is constructed, compiling a detailed construction organization design or a corresponding special construction scheme according to the actual engineering situation; dealing with the construction team before the start of work and carrying out personal careful scheme and technology, the bottom-crossing object comprises: the workmanship, the quality inspector, the security officer, the custodian, the installation team and the like; the bottom-crossing content comprises: the construction drawing, the construction acceptance rules, the project, the process rules, the construction progress, the construction safety quality requirements, the construction cautions, the process discipline and the like enable all operators to master the operation key, improve the cognition and lay a thought and a technical foundation for ensuring the installation quality;
(II) Material preparation
The light guide lighting technology belongs to a new technology and a new product, and the corresponding light guide pipe, the lighting device and the diffuser must be purchased at a fixed-point manufacturer; the selection of the product must be careful, the product must be checked and accepted item by item according to the data provided by the manufacturer, the material quality and the corresponding performance test are necessary, and all the materials can be put into engineering construction after being checked to be qualified;
(III) surveying the site
The positions and sizes of all reserved holes are checked in detail according to the drawing, whether the positions and sizes are consistent with the drawing marks or not is checked, and if errors exist, the problems are solved by contacting with site constructors or the first party in time;
(IV) deepening design of energy-saving light guide system
Before construction, a natural light energy-saving light guide system is deeply designed according to the actual engineering condition, wherein the deep design comprises the design of the light guide system and the design of a light guide cylinder passing through a structure node, and the deep design comprehensively considers the structure, fire fighting and heating ventilation specialties and avoids cross collision of pipelines; after the deepened design is finished, the approval and approval of the original design unit is reported;
(V) hole reservation and treatment
Laying lighting points according to drawing design requirements, wherein the lighting area of each lighting point is 12-18 m/point laying; on the plane of the roof, holes are reserved on the structural plates; when the light guide pipe is installed, the positions and the sizes of all reserved holes are checked in detail according to a drawing, whether the positions and the sizes are consistent with the drawing marks or not is judged, if deviation exists, the deviation is timely solved by contact between site constructors and owners, and chiseling or repairing is timely carried out; cleaning the reserved holes and the residues around the reserved holes, and cleaning; the construction is ensured to be carried out smoothly, and no dust falls into devices of all parts of the light guide lighting system during installation; sleeving a waterproof board and a lower test tube in advance, and checking whether the adjustment of the hole wall is regular or not; arranging in time to enable the holes to be regular, and reserving holes with the diameter D = D +50mm (D is the diameter of the sleeve);
(VI) fixing the flashing board for water-proof treatment
Firstly, sleeving a rainproof plate on a reserved hole, adhering a circle of double-sided waterproof adhesive tape between the rainproof plate and the reserved hole, compacting and tightly adhering the double-sided waterproof adhesive tape and a cement surface of the reserved hole, then uniformly punching a circle (5-8) on the rainproof plate, and installing expansion bolts to fix the double-sided waterproof adhesive tape on the reserved hole;
a heat-insulating layer is additionally arranged outside the waterproof layer, and is generally sprayed with foamed polyurethane, and the thickness of the foamed polyurethane is 15-20 mm;
(VII) light pipe Assembly
Firstly, assembling a light guide pipe, horizontally placing a first light guide pipe, enabling the seamed surface of the first light guide pipe to be upward, inserting one end with folds of the first light guide pipe into one end of a second standard pipe, drawing a circle at the joint by using a knife, providing convenience for tearing off an inner wall protection film later, reinforcing by using 6 rivets, sealing the joint and the pipe joint by using a thin adhesive tape, and then simply sealing the upper opening of the first light guide pipe by using a plastic film to prevent dust from entering; then tearing off the second pipe of protective film in the pipe; assembling the rest light guide pipes according to the method, wherein both ends of the last light guide pipe are in standard diameters, and simply sealing the lower opening of the last light guide pipe by using a plastic film;
(eighth) light pipe installation
(1) Straight pipe installation
Slowly inserting the assembled light pipe system into the light guide lighting outer cover from the upper opening of the rain-proof plate, and adjusting along with insertion to enable the lower end of the light pipe system to be aligned with the ceiling opening and extend out by 5-10 mm; the top of the first conduit pipe is allowed to be 5mm higher than the upper opening of the rain-proof plate, a laser plummet instrument is adopted to draw a marking line and a cross center line on the light guide pipe, the center line is aligned during installation, and the elevation of the first conduit pipe is adjusted to accurately position the first conduit pipe so as to meet the design requirement; selecting more than three points on the surfaces of the central line and the elevation line of the light guide pipe as installation positioning measurement points; using a computer to assist in design, modeling an installation diagram of the light guide pipe, numbering specified measurement points, and listing three-dimensional coordinate values of the points on the diagram; finding out all selected point positions according to the serial numbers, and using a marking pen to make obvious marks and write the serial numbers;
after the light guide pipe is basically in place, observing the three-dimensional coordinates of each positioning and measuring point on the light guide pipe by using a total station from a high position by using a polar coordinate method; the difference between the actually measured three-dimensional coordinate value and the drawing mark value is installation deviation, and correction and rectification are immediately carried out, and when the actually measured value of each point is matched with the drawing mark value, the light guide pipe can be confirmed to be accurately installed; finally, fixing the light pipe system and the rainproof plate together by four self-tapping screws and gaskets with the length of 15mm, and sealing by using a silica gel sealant or an aluminum foil adhesive tape;
(2) bent pipe and horizontal pipe installation
The bent pipe can have different bending angles, and the bending angle change range is 0-90 degrees; the connection mode of the horizontal pipe is the same as that of the straight pipe;
before installing the horizontal pipe, determining the elevation of the light guide pipe according to a design drawing and the spatial position of the light guide pipe and a civil engineering datum line; the diameter of the horizontal pipes is less than 400mm, and the distance between the horizontal pipes is not more than 3000 mm; the hanger of the light pipe consists of a hanger rod (made of phi round steel) and a U-shaped hoop (galvanized); hanging brackets are required to be arranged at two ends and corners of the horizontal light guide pipe;
when the hanger is installed, firstly, the installation position of the hanger rod is found out according to the central line of the horizontal pipe, and then the specific installation position of the hanger rod is drawn according to the space requirement of the bracket; finally, determining the installation height of the suspender according to the elevation of the horizontal pipe; when the horizontal pipe is long and a plurality of supports need to be installed, the hangers at two ends can be installed well, and then the supports at two ends are used as a reference, and the elevation between the supports in the middle is determined by a wire drawing method for installation;
the hoop support is straight, the hoop is tightly attached to and clasps the horizontal tube, the arc of the hoop support is uniform and is consistent with the outer diameter of the light guide tube; the circular steel of the hanger rod is properly cut according to the installation elevation of the horizontal pipe, so that the construction of the suspended ceiling of the device is not hindered; after the light pipe support and the hanger are manufactured, derusting and painting are carried out;
(nine) waterproof treatment and embedding for light pipe construction gap
After the light guide pipe is installed, a chamfer angle is smeared by cement mortar at the internal corner of the concrete base, then a film-coating waterproof layer and a coiled material waterproof layer are manufactured, the concrete base is turned upwards to the same plane of a lighting cover to be closed, and finally a cement mortar protective layer is smeared;
the installation gap between the lighting tube and the reserved hole is tightly filled with a non-combustible material, a plurality of layers of fillers are filled, the next layer can be filled after each layer is filled, the layers are tightly laminated until the non-combustible material fills the whole installation gap, if the light guide tube passes through the floor, the water is prevented by referring to the method of a waterproof sleeve, and the space between the hole and the sleeve is still tightly filled with a flame-distributed heat-insulating material, so that the heat-insulating property of the light guide tube is improved, and the fireproof requirement is met;
(ten) installation of lighting device
The top lighting shade is placed in front of the upper opening of the rain-proof plate, the plastic sealing film and the pipe wall protective film of the first section of the light guide pipe opening are torn off, and then a circle of napping nylon sealing strip is attached to the extension of the upper opening of the rain-proof plate in an extending mode, so that dust and sundries can be prevented from entering the hole, a duct lighting system can be enabled to ventilate normally, and the possible condensation phenomenon can be prevented; finally, sleeving a lighting cover pre-drilled with multiple holes on a rainproof plate, and connecting the lighting cover with a ferrule or a vertical column by using a special-shaped screw and a gasket with the length of 15 mm;
(eleven) fixing lower opening of catheter tube
The light guide pipe extends out of a ceiling opening by 10mm, the fixing ring is sleeved into the light guide pipe, the fixing ring is fixed on the ceiling by 3-5 self-tapping screws based on the fact that the fixing ring is tightly attached to the ceiling, the fixing ring is connected with the light guide pipe by 3-5 rivets, and the connection part is sealed by an aluminum foil adhesive tape;
(twelfth) light modulation device installation
According to the actual conditions of projects (mainly used in conference rooms and office places) and the light dimming principle, a professional electrical technician installs the light dimming device on the light guide system, and the light dimming device and the light guide pipe are firmly fixed;
after the light adjusting device is installed, the opening and closing of the shading blade of the light adjusting device are debugged, and the opening and closing are flexible;
(thirteen) diffuser mounting
Before installing the diffuser, removing the protective film of the tube wall of the sealing box at the end part of the last section of the light guide tube, buckling the diffuser with the consistent decoration style on the decoration ring, and sealing the periphery by adopting sealing silica gel; sealing the 10mm position of the upper end inside the decorative ring by using a napping nylon sealing strip, and fixing the decorative ring on the fixing ring;
(fourteen) inspection of light pipe lighting system
(1) The waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(2) checking whether sundries and obstacles influencing lighting exist in the lighting device and the light guide device;
(3) the waterproof performance of the system is checked, and the waterproof performance of the periphery of the light pipe lighting system is detected by adopting water spraying (inclined plane) and water storage (plane);
(4) checking whether sundries and obstacles influencing lighting exist in the lighting decoration and the light guide device;
(5) checking whether the diffusion device emits light normally and whether the light emission is uniform;
(6) checking whether the adjustment of the lighting system by the dimming device is effective;
(fifteen) cleaning and finished product protection
Cleaning the periphery of the roof lighting cylinder and the roof and the room, removing sundries, arranging special people to protect finished products and preventing artificial collision and pollution;
(sixteen) debugging and acceptance
And debugging and acceptance of the whole system are performed by professional personnel according to the design and acceptance standard.
2. And after the acceptance is qualified, the product is ready to be put into use.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113983418A (en) * | 2021-10-26 | 2022-01-28 | 重庆建工第七建筑工程有限责任公司 | Underground space cylindrical light guide illumination system and construction method |
| CN114775914A (en) * | 2022-04-15 | 2022-07-22 | 中铁建设集团机电安装有限公司 | Intelligent control light guide pipe daylight illumination system and installation process thereof |
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| CN110985986A (en) * | 2020-01-15 | 2020-04-10 | 贵州建工集团第二建筑工程有限责任公司 | Light extraction system of light guide well and construction method thereof |
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| CN201547658U (en) * | 2009-09-14 | 2010-08-11 | 河南科达节能环保有限公司 | Solar light-guide lighting illuminating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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