CN113550380A - Assembled water-spraying fire-extinguishing system and construction method - Google Patents
Assembled water-spraying fire-extinguishing system and construction method Download PDFInfo
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- CN113550380A CN113550380A CN202110664688.3A CN202110664688A CN113550380A CN 113550380 A CN113550380 A CN 113550380A CN 202110664688 A CN202110664688 A CN 202110664688A CN 113550380 A CN113550380 A CN 113550380A
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- 238000010276 construction Methods 0.000 title claims abstract description 40
- 238000005507 spraying Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 81
- 238000009826 distribution Methods 0.000 claims description 59
- 239000007921 spray Substances 0.000 claims description 44
- 238000009434 installation Methods 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 238000013461 design Methods 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 18
- 238000012545 processing Methods 0.000 description 8
- 238000007664 blowing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/02—Public or like main pipe systems
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/078—Combined units with different devices; Arrangement of different devices with respect to each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/16—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe the branch pipe comprising fluid cut-off means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- Hydrology & Water Resources (AREA)
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Abstract
The invention relates to the technical field of building construction, and discloses an assembled water-spraying fire-extinguishing system and a construction method thereof. The construction can be started without waiting for the delivery of the construction surface, and the construction can be directly installed only when the construction surface is delivered, so that the construction progress is improved, and the project period is shortened.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an assembled water spray fire extinguishing system and a construction method.
Background
The automatic water-spraying fire-extinguishing system is an indispensable important device as the fire protection guarantee of a building, but the construction of the traditional water-spraying fire-extinguishing system needs to adopt the construction methods of on-site measurement, on-site pipeline cutting and on-site assembly in the building after civil engineering transfer, and has the defects of long construction time, high requirement of constructors and poor working environment.
Disclosure of Invention
In order to solve the technical problems, the invention provides an assembled water-spraying fire-extinguishing system and a construction method, which are manufactured in advance in a factory, can be directly installed when a construction surface is delivered, improve the construction progress and shorten the project period.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides an assembled water spray fire extinguishing system, including set firmly support, delivery pipe and a plurality of support on the floor in water spray unit on the support, water spray unit includes prefabricated formula water distribution main, violently managed, water distribution branch pipe and riser, the water distribution main is two relative settings, and at least one the water distribution main is connected the delivery pipe, the water source is connected to the other end of delivery pipe, violently managed the connection in the both ends of water distribution main, the water distribution branch pipe is many, many the water distribution branch pipe link to each other to the ground equipartition in between the violently managed, every equal vertical many of being connected with on the water distribution branch pipe the riser, the upper end of riser is equipped with the shower nozzle.
Preferably, the support includes two montants that set up relatively, two the upper end of montant is used for connecting the floor, two the lower extreme of montant is connected with the horizontal pole, detachably is connected with the pipe strap that is used for fixed pipeline on the horizontal pole.
A construction method of an assembled sprinkler system comprises the following steps:
carrying out deepening design on a construction site by adopting a BIM technology;
building a BIM model according to the deepened design;
according to the arrangement diagram of the parts such as the BIM model, the spray heads and the like, carrying out module division on the self-spraying pipeline and the spray head installation;
carrying out fixed-length blanking on the modularly divided pipelines;
prefabricating the pipeline and the bracket in a factory;
and (6) assembling and installing on site.
Preferably, the building of the BIM model comprises the steps of:
the method comprises the following steps of (1) preliminarily deepening a self-spraying pipeline model to solve self collision;
after the collision of the self-body is solved preliminarily, other professional pipelines are superposed to carry out model deepening;
and after the deepening of the model is finished, performing collision inspection on the model by using software until the inspection is qualified.
Preferably, the installation of the self-spraying pipeline and the spray nozzle is divided into modules, the modules specifically comprise a water supply pipe, a water distribution main pipe, a transverse main pipe, a water distribution branch pipe and a vertical pipe, the transverse main pipe, the water distribution branch pipe and the vertical pipe are connected through the water distribution main pipe and the water distribution branch pipe, and the spray nozzle is arranged at the upper end of the vertical pipe.
Preferably, more than one hanging bracket is arranged on the pipe section between the two spray heads, the distance between the hanging brackets is less than or equal to 3.6m, the distance between the hanging brackets is 3 m span between the beams, and the distance between the hanging brackets and the spray heads is more than or equal to 300 mm.
Preferably, the two ends of the stand pipe are provided with mechanical mantle fibers and are in threaded connection with special fittings, one end of the stand pipe is provided with a concentric reducing pipe for installing the spray head, and the other end of the stand pipe is used for connecting the stand pipe with the mechanical tee joint between the water distribution branch pipes.
Preferably, the field assembly installation comprises support installation, pipeline assembly installation and nozzle installation, wherein the support installation is positioned and paid off according to a nozzle arrangement pattern by taking a floor ceiling datum point as a standard, the concrete position of the nozzle is determined on the ground, then each point on the ground is uniformly guided to the floor by adopting a laser plummet, the installation position of the support is determined according to the direction elastic line of the nozzle installation position and the pipe section determined on the floor, and then the support is installed.
Preferably, the water distribution main pipe and the horizontal main pipe, and the horizontal main pipe and the water distribution branch pipe are connected by grooves, and the water distribution branch pipe specifically comprises:
installing a sealing ring: sliding the seal ring to the tube end to ensure that the seal lip does not overhang the tube end;
positioning a sealing ring: after the sealing rings are positioned on the pipe ends at the two closed sides, the sealing rings are pulled down to the central positions of the grooves at the pipe ends at the two sides, and the sealing rings are ensured not to enter the grooves of the pipeline;
installing a connector shell: the outer shell is sleeved on the sealing ring, so that the bayonet of the shell is occluded in the groove of the pipeline, the bolt is inserted, and the nut is screwed by hand;
screwing the screw cap: and alternately and uniformly screwing the screw caps on the two sides until the metal surfaces of the base of the bolt are contacted, and tightening the bolt.
Preferably, the stand pipe is connected with the water distribution branch pipe through a mechanical tee joint.
Compared with the prior art, the assembled water spray fire extinguishing system and the construction method have the beneficial effects that: through adopting prefabricated formula water distribution main, violently main, water distribution branch pipe and riser, these pipelines all can be prefabricated in the mill in advance, need not wait to the delivery of construction surface just begin the construction, only need wait that the construction surface can directly install when delivering to improve the construction progress, shortened project cycle. The invention has simple operation, good use effect and easy popularization and use.
Drawings
FIG. 1 is a schematic structural view of the fabricated sprinkler system of the present invention.
FIG. 2 is a schematic structural view of a bracket of the fabricated sprinkler system of the present invention.
FIG. 3 is a flow chart of the construction of the fabricated sprinkler system of the present invention.
Wherein: 1-support, 11-vertical rod, 12-horizontal rod, 13-pipe clamp, 2-water supply pipe, 3-water spray unit, 31-water distribution main pipe, 32-horizontal main pipe, 33-water distribution branch pipe and 34-vertical pipe.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1-2, an assembly type sprinkler system according to a preferred embodiment of the present invention includes a support 1 fixed on a floor, a water supply pipe 2, and a plurality of sprinkler units 3 supported on the support 1, where the sprinkler units 3 include prefabricated water distribution trunk pipes 31, cross trunk pipes 32, branch water distribution pipes 33, and vertical pipes 34, the number of the branch water distribution pipes 31 is two, at least one of the branch water distribution pipes 31 is connected to the water supply pipe 2, the other end of the water supply pipe 2 is connected to a water source, the cross trunk pipes 32 are connected to two ends of the branch water distribution pipes 31, the branch water distribution pipes 33 are multiple, the multiple branch water distribution pipes 33 are connected to and evenly distributed between the cross trunk pipes 32, each branch water distribution pipe 33 is vertically connected to multiple vertical pipes 34, and a nozzle is disposed at an upper end of each vertical pipe 34. In addition, the water supply pipe 2 is provided with a corresponding valve for controlling the communication and closing of a water source, and the water distribution main pipe 31 is provided with an automatic exhaust valve for exhausting.
Based on the water spray fire extinguishing system of above-mentioned characteristic, through adopting prefabricated formula distribution water main 31, violently the main 32, distribution branch pipe 33 and riser 34, these pipelines all can be prefabricated in the mill in advance, need not wait to the delivery of construction surface just begins the construction, only need wait that the construction surface can directly install when delivering to improve the construction progress, shortened project cycle. The invention has simple operation, good use effect and easy popularization and use.
In this embodiment, support 1 is including two montants 11 that set up relatively, two the upper end of montant 11 is used for connecting the floor, two the lower extreme of montant 11 is connected with horizontal pole 12, detachably is connected with the pipe strap 13 that is used for fixed pipeline on the horizontal pole 12, directly arranges corresponding pipeline (including water distribution main pipe 31, violently main pipe 32 and water distribution branch pipe 33) in during the installation on the horizontal pole 12, then locks pipe strap 13 can, easy operation is convenient.
Referring to fig. 3, in order to solve the above technical problems, the present invention further provides a construction method of an assembled sprinkler system, including the following steps:
and the BIM technology is adopted to carry out deepening design on the construction site. Through BIM modeling and deepening design, accurate processing data are derived, factory prefabrication processing operation is carried out outside a field, assembly is carried out on the field, assembly type construction operation is guided by BIM technology, and assembly type construction of the automatic water spraying fire extinguishing pipeline is achieved.
Use Guangzhou Dadao international exhibition trade logistics center engineering as an example, deepen the design to the construction design drawing before the construction, confirm support 1 adopts the gate-type form, the support elevation is decided to be 11 m. The water distribution main pipe 31 and the transverse main pipe 32 are assembled and connected by using a groove. And determining the pipeline elevation requirements, and roughly dividing different types of pipeline elevations into 11.05-11.1 m according to the height of a site building of 11.8m and a design drawing. The warehouse is characterized in that the heights of the warehouse are basically consistent, the pipelines and the supports 1 can be in a unified specification, the warehouse is particularly suitable for batch factory prefabrication processing, information such as drawing marking is optimized in the later period, and the next-step mold overturning is facilitated;
building a BIM model according to the deepened design, which comprises the following steps:
the method comprises the steps of conducting preliminary deepening on a self-spraying pipeline model to solve self-collision, specifically, importing a two-dimensional drawing used for construction into Revit software, inputting pipeline information (including support type, pipeline material, pipeline connection mode, mark and the like), then building the self-spraying pipeline model according to the actual on-site elevation of the model, conducting preliminary deepening on the self-spraying pipeline model to achieve pipeline line optimization and self-collision;
after the collision of the pipelines is solved preliminarily, other professional pipelines are superposed to carry out model deepening, the spatial positions of the pipelines are reasonably arranged, and the professional pipelines are combined, arranged, checked and adjusted to determine a reasonable scheme of comprehensive balance of the pipelines. In addition, aiming at a large-space large-plane area, on the premise of meeting the standard requirement, the positions of the spray heads are optimally arranged according to the uniform height and the uniform distance of 2.8m, and the pipeline specification is unified. The method is convenient for factory processing and arrangement of the supporting and hanging frames, and lays a foundation for realizing factory prefabricated assembly type installation of the self-blowing pipeline;
and after the deepening of the model is finished, using Navisvarks software to perform collision check on the model until the model is qualified, and after the collision check is qualified, using Revit software to derive a three-dimensional drawing for being delivered to teams and groups for construction and performing construction technology delivery on the three-dimensional drawing. The inspection content comprises collision of the self-blowing system, collision of the self-blowing system with other electromechanical pipelines and collision of the self-blowing system with a building structure;
the installation of the self-spraying pipeline and the spray head is divided into modules according to the arrangement patterns of the parts such as the BIM model, the spray head and the like, and the module specifically comprises five independent modules, namely a water supply pipe 2, a water distribution main pipe 31, a transverse main pipe 32, a water distribution branch pipe 33 and a vertical pipe 34, wherein the water distribution main pipe 31 is connected with the water distribution branch pipe 33, and the spray head is arranged at the upper end of the vertical pipe 34. Meanwhile, more than one bracket 1 is arranged on the pipe section between the two spray heads, the distance between the brackets 1 is less than or equal to 3.6m, the distance between the brackets 1 is 3 m span between the beams, and the distance between the brackets 1 and the spray heads is more than or equal to 300 mm.
And uniformly numbering the deepened independent pipe sections in the module, and compiling a module component blanking list. The blanking single processing drawing marks the support materials, the specifications and the quantity of accessories in detail, and the material consumption of each support can be accurately counted so as to assemble each component of the module. Exporting the standard quantity of the pieces to an assembly table to form a list of the standard quantity of the pieces, prefabricating and processing the pieces according to standard sizes by manufacturers, and batch-wise arriving at a field for installation in a semi-finished product mode;
and (5) carrying out fixed-length blanking on the pipelines divided in the modularization mode. According to the deepened content of the drawing and the requirements of GB 50261-2017 specifications, the mounting positions of the pipeline bracket 1 and the hanging bracket do not hinder the water spraying effect of the spray head; the distance between the pipeline bracket, the hanger and the spray head is not smaller than 300 mm; the distance between the pipeline and the tail end spray head is not larger than 750mm, the conditions of field space arrangement, pipeline gradient, related professional crossing and the like are comprehensively considered, the pipeline is subjected to fixed-length blanking, the machining length of the pipeline section is 6000mm, errors are strictly controlled, and the interface is enabled to be flush. The elbow and the tee joint are precisely sized, so that the branch pipe and the main pipe can be butted and matched;
prefabricating the pipeline and the bracket in a factory:
prefabricating a bracket: the support 1 comprises a vertical rod 11 and a horizontal rod 12, wherein the vertical rod 11 is an angle steel, and operations such as hole forming, material breaking, cutting, support welding and the like of the angle steel are all prefabricated and processed in a processing plant and are manufactured according to a support mounting schematic diagram. The welding of the support is completed mechanically by a welding robot, and an automatic welding machine system consists of three parts, namely a mechanical device, a power supply device and a control device. In order to meet the requirements of a welding process, a pressurizing mechanism (welding tongs) adopts a double-stroke quick pneumatic transmission mechanism, and the opening degree of the welding tongs is changed by switching a stroke control handle, so that the welding operation requirements can be met by dividing the opening degree into a large opening and a small opening. The general state is that the short stroke of the welding tongs is opened, when the control button is switched to the 'power-on' position, the handle switch is buckled, the welding tongs are clamped and pressurized, and meanwhile, the current is recovered to the short stroke opening state after the welding cycle is completed under the control of the control system. Firstly, splicing angle irons on a welding machine tool to form a door-shaped support initial shape, and checking the condition that the splicing angles of the supports are matched. Automatic welding data such as power, current magnitude, welding speed, etc. are adjusted. Finally, the welding finished product is pressed by a small hammer to beat welding slag on the surface of the welding seam, and whether the adverse conditions of welding missing, slag inclusion and the like exist is checked;
manufacturing a vertical pipe: the two ends of the stand pipe 34 are connected with special fittings by adopting mechanical threading and threads, one end of the stand pipe 34 is provided with a concentric reducing pipe for installing the spray head, and the other end of the stand pipe 34 is used for mechanical three-way connection between the stand pipe 34 and the water distribution branch pipe 31. The branch pipe connector is formed by punching once in a mechanical hole forming mode, each branch pipe with the length of 6 meters can be simultaneously provided with three standard DN80 connecting holes at each time, the distance between every two holes is set to be 2.8m, and later-stage construction is facilitated and aligned and fixed when the standard is met.
A field assembly installation, comprising:
the support 1 is installed, and positioning and paying-off are carried out according to the nozzle arrangement pattern by taking the floor ceiling datum point as a standard. The paying-off is carried out by a professional measuring paying-off operator, the specific position of the spray head is firstly determined on the ground, and then all points on the ground are uniformly guided to the floor slab by adopting the laser plummet. And determining the installation position of the assembly according to the determined installation position of the spray head on the floor and the trend of the pipe section, and marking the installation position of the pipeline support hanger. The fixed door type support is used on site, is mainly applied to fixing of a single or a plurality of parallel pipelines and is suitable for pipe diameters of DN 80-DN 200 mm.
A pipe fitting installation comprising:
1. the prefabricated semi-finished product is directly transported to the site, the assembly of pipelines and accessories on the site is carried out, the assembly line operation is realized, each pipeline is divided into five areas, the pipelines are connected and assembled in a groove mode after being aligned and level, after the assembly is completed, the position of the pipeline is positioned and rechecked, the alignment and rechecking are carried out on the pipeline sections and the tee joints, the installation is carried out after the position is confirmed to be accurate, and the rechecking and the fixing are carried out after the installation is completed. The installation order is that door type support 1 and spandrel girder reciprocal anchorage earlier, then standardized trunk pipe utilizes companion ladder or scaffold frame of ascending a height, and the lifting is fixed in support 1, adopts the slot connection installation between pipeline and pipeline.
2. The fire-fighting spray headers are arranged, two kinds of modules are mainly adopted according to the number of the spray headers, 2 kinds of fire-fighting spray pipe section modules are respectively formed by 2 spray heads and 3 spray heads, a regional spray system is formed by different modules, and a whole layer of fire-fighting spray pipe network is gradually formed. The short pipe and the spray head are connected by screw thread, a special connecting piece is installed in the process of prefabricating and processing the short pipe, the upper end of the concentric reducing pipe is connected with the spray head, the lower end of the concentric reducing pipe is connected with the short pipe, the spray head is inserted into the connecting piece on site and screwed down, and the short pipe can be directly connected with the mechanical tee by screw thread. When the mechanical tee joint is connected, a bolt is removed from the shell, another nut is loosened until the end of the bolt is flat, the lower shell is rotated by about 90 degrees away from the upper shell, the outlet part of the upper shell is placed at the opening of the pipe orifice to be centered and aligned with the hole, and the lower shell is rotated along the pipe end (for example, the mechanical tee joint, the method of the lower shell is the same as that of the upper shell) to fold the upper shell and the lower shell. The connection and fixation among the spray head, the short pipe and the branch pipe can be quickly finished
3. The water distribution main pipe 31 with between the horizontal main pipe 32, horizontal main pipe 32 with all adopt the groove connection between the water distribution branch pipe 33, specifically the installation includes: installing a sealing ring: sliding the seal ring to the tube end to ensure that the seal lip does not overhang the tube end; positioning a sealing ring: after the sealing rings are positioned on the pipe ends at the two closed sides, the sealing rings are pulled down to the central positions of the grooves at the pipe ends at the two sides, and the sealing rings are ensured not to enter the grooves of the pipeline; installing a connector shell: the outer shell is sleeved on the sealing ring, so that the bayonet of the shell is occluded in the groove of the pipeline, the bolt is inserted, and the nut is screwed by hand; screwing the screw cap: and alternately and uniformly screwing the screw caps on the two sides until the metal surfaces of the base of the bolt are contacted, and tightening the bolt.
In addition, finished product protection is needed after assembly, all pressure pipes of the fire-fighting water system are pressed, and after a pressure test is completed, a warning board is attached, so that non-fire-fighting professionals cannot change the fire-fighting pipes without authorization. Temporary plugging measures should be timely made on pipe orifices, reserved pipe orifices and equipment interfaces which are interrupted or finished in the installation of the pipeline system, so that the situation that construction waste and sundries enter the pipelines to cause pipeline blockage is avoided, and the pipelines which are easy to be impacted should be provided with protective measures for preventing impact.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. An assembled sprinkler system, characterized by: including setting firmly support, delivery pipe and a plurality of support on the floor in water spray unit on the support, water spray unit includes prefabricated formula water distribution main, violently main, water distribution branch pipe and riser, the water distribution main is relative two that set up, and at least one the water distribution main is connected the delivery pipe, the water source is connected to the other end of delivery pipe, violently the main union coupling be in the both ends of water distribution main, the water distribution branch pipe is many, many the water distribution branch pipe link to each other to the ground equipartition in between the violently main, every equal vertical many that is connected with on the water distribution branch pipe the riser, the upper end of riser is equipped with the shower nozzle.
2. The fitted sprinkler system of claim 1, wherein: the support includes two montants that set up relatively, two the upper end of montant is used for connecting the floor, two the lower extreme of montant is connected with the horizontal pole, detachably is connected with the pipe strap that is used for fixed pipeline on the horizontal pole.
3. A construction method of an assembled water-spraying fire-extinguishing system is characterized in that: the method comprises the following steps:
carrying out deepening design on a construction site by adopting a BIM technology;
building a BIM model according to the deepened design;
according to the arrangement diagram of the parts such as the BIM model, the spray heads and the like, carrying out module division on the self-spraying pipeline and the spray head installation;
carrying out fixed-length blanking on the modularly divided pipelines;
prefabricating the pipeline and the bracket in a factory;
and (6) assembling and installing on site.
4. A method of constructing a prefabricated sprinkler system of claim 3, wherein: the building of the BIM model comprises the following steps:
the method comprises the following steps of (1) preliminarily deepening a self-spraying pipeline model to solve self collision;
after the collision of the self-body is solved preliminarily, other professional pipelines are superposed to carry out model deepening;
and after the deepening of the model is finished, performing collision inspection on the model by using software until the inspection is qualified.
5. The method of constructing a fabricated sprinkler system of claim 1, wherein: the module division is carried out to the installation of flowing pipe way and shower nozzle, specifically includes delivery pipe, water distribution main, horizontal main, water distribution branch pipe and the riser five independent modules that water distribution main is connected with water distribution branch pipe, the upper end of riser is equipped with the shower nozzle.
6. The method of constructing a fire suppression sprinkler system according to claim 5, wherein: the number of the hanging brackets arranged on the pipe section between the two spray heads is more than or equal to one, the distance between every two hanging brackets is less than or equal to 3.6m, the distance between every two hanging brackets is 3 m of span between the beams, and the distance between every two hanging brackets and the spray heads is more than or equal to 300 mm.
7. The method of constructing a fabricated sprinkler system of claim 1, wherein: the two ends of the vertical pipe are provided with mechanical mantle fibers and are in threaded connection with special fittings, one end of the vertical pipe is provided with a concentric reducing pipe for installing the spray head, and the other end of the vertical pipe is used for connecting the vertical pipe with the mechanical tee joint between the water distribution branch pipes.
8. The method of constructing a fabricated sprinkler system of claim 1, wherein: the field assembly installation comprises support installation, pipeline assembly installation and nozzle installation, wherein the support installation is based on a nozzle arrangement layout to fix and pay off on the basis of a floor ceiling datum point, the concrete position of the nozzle is firstly determined on the ground, then the laser plummet is adopted to uniformly guide each point on the ground to the floor, the installation position of the support is determined according to the direction elastic line of the nozzle installation position and the pipe section determined on the floor, and then the support is installed.
9. The method of constructing a fire suppression sprinkler system according to claim 8, wherein: the water distribution main pipe with between the horizontal main pipe, horizontal main pipe with all adopt the slot connection between the water distribution branch pipe, specifically include:
installing a sealing ring: sliding the seal ring to the tube end to ensure that the seal lip does not overhang the tube end;
positioning a sealing ring: after the sealing rings are positioned on the pipe ends at the two closed sides, the sealing rings are pulled down to the central positions of the grooves at the pipe ends at the two sides, and the sealing rings are ensured not to enter the grooves of the pipeline;
installing a connector shell: the outer shell is sleeved on the sealing ring, so that the bayonet of the shell is occluded in the groove of the pipeline, the bolt is inserted, and the nut is screwed by hand;
screwing the screw cap: and alternately and uniformly screwing the screw caps on the two sides until the metal surfaces of the base of the bolt are contacted, and tightening the bolt.
10. The method of constructing a fire suppression sprinkler system according to claim 8, wherein: the vertical pipe is connected with the water distribution branch pipe through a mechanical tee joint.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204815493U (en) * | 2015-07-03 | 2015-12-02 | 中国航天建设集团有限公司 | Big space furred ceiling blowing system of modularization |
| KR101744218B1 (en) * | 2016-11-10 | 2017-06-08 | 유원이앤에프 주식회사 | Fire fighting water supply and drain apparatus of apartment houses |
| CN107967399A (en) * | 2017-12-19 | 2018-04-27 | 广东建远建筑装配工业有限公司 | A kind of assembled architecture Deepen Design method based on BIM softwares |
| CN209011198U (en) * | 2018-08-14 | 2019-06-21 | 宝鸡石油机械有限责任公司 | A kind of situ of drilling well rainwater-collecting spraying fire-extinguishing system |
| CN111046483A (en) * | 2020-01-09 | 2020-04-21 | 朱文飚 | Assembly type construction method of fire-fighting pipeline |
-
2021
- 2021-06-16 CN CN202110664688.3A patent/CN113550380A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204815493U (en) * | 2015-07-03 | 2015-12-02 | 中国航天建设集团有限公司 | Big space furred ceiling blowing system of modularization |
| KR101744218B1 (en) * | 2016-11-10 | 2017-06-08 | 유원이앤에프 주식회사 | Fire fighting water supply and drain apparatus of apartment houses |
| CN107967399A (en) * | 2017-12-19 | 2018-04-27 | 广东建远建筑装配工业有限公司 | A kind of assembled architecture Deepen Design method based on BIM softwares |
| CN209011198U (en) * | 2018-08-14 | 2019-06-21 | 宝鸡石油机械有限责任公司 | A kind of situ of drilling well rainwater-collecting spraying fire-extinguishing system |
| CN111046483A (en) * | 2020-01-09 | 2020-04-21 | 朱文飚 | Assembly type construction method of fire-fighting pipeline |
Non-Patent Citations (4)
| Title |
|---|
| 乔惠平: "浅析供水管道安装技术及应用", 《科技创新与应用》 * |
| 冯幸慧等: "整体预制装配技术在机电安装工程的应用", 《安装》 * |
| 王鸿刚等: "基于BIM技术的自喷系统模块化施工技术", 《安装》 * |
| 高学淼: "《消防安全技术实务记忆一本通》", 30 June 2018, 中国环境出版集团 * |
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