CN210600517U - Fire-fighting water supply pipe network composed of plastic pipe fittings - Google Patents
Fire-fighting water supply pipe network composed of plastic pipe fittings Download PDFInfo
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- CN210600517U CN210600517U CN201921429812.2U CN201921429812U CN210600517U CN 210600517 U CN210600517 U CN 210600517U CN 201921429812 U CN201921429812 U CN 201921429812U CN 210600517 U CN210600517 U CN 210600517U
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Abstract
The utility model discloses a fire-fighting water supply pipe network composed of plastic pipe fittings, which is connected on a fire-fighting water supply system, and comprises a main pipe and a branch pipe, wherein the material is CPVC, adjacent pipes are connected by glue, the outer sides of the adjacent pipes are reinforced by a sleeve, and the outer sides of the adjacent pipes and the inner side of the sleeve are coated with bonding glue; the diameter of the pipeline is gradually reduced, and the reducing positions are connected by adopting reducing joints; the spray header is arranged on the branch pipe through the tee joint, the branch pipe is connected with two ends of the tee joint in a gluing mode, an internal thread joint is pre-buried at the opening of the lower end of the tee joint and used for being connected with the spray header, and a tail end water testing device is arranged at the position, which is the most unfavorable, of the spray header on the branch pipe. The utility model discloses a pipe fitting network deployment of CPVC material has that the dead weight is little, and is corrosion-resistant, advantage that hydraulic performance is good to prefabricated pipe fitting in advance effectively reduces the technology degree of difficulty, improves the efficiency of construction, has stronger practicality.
Description
Technical Field
The utility model relates to a fire engineering technical field, concretely relates to fire control water supply pipe network that plastics pipe fitting constitutes.
Background
In order to protect the life and property safety of people and meet the requirements of fire-fighting regulations, an automatic water-spraying fire-extinguishing facility is required to be installed in an important building place and is connected with a fire-fighting water supply system and a fire hydrant system to form a fire-fighting fire-extinguishing system. The existing automatic water spraying fire extinguishing system adopts galvanized steel pipes to lay a pipe network, the galvanized steel pipes are high in energy consumption and serious in pollution in the production process, the galvanized steel pipes are mostly connected by flanges or threads, and the problems of heavy weight, difficulty in cutting, complex working procedures and complex operation are caused during pipe network construction, so that the engineering quantity is large, and the subsequent construction is relatively troublesome; in addition, in the processing process, the galvanized layer is partially damaged, and after the pipe network is installed, the pipe network cannot be repaired, so that the service life of the pipe network is greatly influenced. According to the requirements of GB50084, GB50974 and GB5135.19 standard documents, a fire-fighting water supply pipe network which is formed by plastic pipe fittings and meets the national standard is provided to overcome the defects, and the fire-fighting water supply pipe network has small self weight and is only about 1/6 of a galvanized steel pipe; adopt gluey connected mode connecting tube, connect stably, the construction is convenient, practices thrift the engineering time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fire control water supply pipe network that plastics pipe fitting is constituteed, the pipe fitting that adopts the plastics material has corrosion-resistant, connects stably, simple process, the convenient characteristics of construction.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
a fire-fighting water supply pipe network composed of plastic pipe fittings is connected to a fire-fighting water supply system and is composed of a main pipe and branch pipes, wherein the water inlet end of the main pipe is connected with the fire-fighting water supply system through a pipe network pressure stabilizing valve, and spray heads are arranged on the branch pipes at intervals;
the adjacent pipelines are connected by adopting glue and are fixed by sleeves, the outer sides of the adjacent pipelines and the inner sides of the sleeves are coated with bonding glue, and the sleeves are arranged on the outer sides of the joints of the adjacent pipelines;
the spray header is arranged on the branch pipe through a tee joint, the branch pipe is connected with two ends of the tee joint through glue, and an internal thread screw sleeve is pre-embedded at an opening at the lower end of the tee joint and used for connecting the spray header;
a tail end water testing device is arranged at the worst spray header on the branch pipe and comprises a stop valve, a pressure gauge and a water testing joint, a drainage device is arranged below the water testing joint, and an external thread joint is embedded on the branch pipe at the worst spray header;
the main pipe and the branch pipe are made of CPVC.
Furthermore, the diameter of the main pipe is gradually reduced along with the flowing direction of the fire fighting water, the large-diameter main pipe and the small-diameter main pipe at the reducing positions are connected through the reducing joint, and the connecting positions are connected through glue.
Furthermore, the main pipe is connected with the branch pipe through a reducing tee joint, and the connecting position is connected by adopting glue.
Furthermore, the branch pipe is a straight-through pipe, the end part of the branch pipe is connected with a tee joint glue, and a sleeve is arranged on the outer side of the connecting position.
Further, the pipe network pressure stabilizing valve is connected with the main pipe through glue.
Further, the pipe network pressure stabilizing valve is connected with a main pipe groove or connected through a flange.
Furthermore, the pipe network pressure stabilizing valve, the tee joint, the reducing tee joint and the reducing joint are made of CPVC.
Further, the fire water supply system comprises a fire pool, a fire pump and a control valve.
The utility model discloses beneficial effect as follows:
the pipe network is formed by the pipe fittings made of the CPVC material, and has the advantages of small self weight, corrosion resistance and good hydraulic performance;
the pipe fittings are combined in a glue connection mode, and the pipe fitting combination device has the characteristics of simple process, difficulty in deformation, high connection strength and simplicity in connection operation.
The utility model discloses a pipe fitting network deployment of CPVC material to prefabricated pipe fitting in advance effectively reduces the technology degree of difficulty, improves the efficiency of construction, has stronger practicality.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the connection between adjacent pipes according to the present invention;
FIG. 3 is a schematic view of the connection between the tee and the branch pipe of the present invention;
fig. 4 is a schematic view of the reducing joint of the present invention.
Reference numerals: 1-pipe network pressure stabilizing valve, 2-main pipe, 3-branch pipe, 31-tee joint, 4-spray head, 5-sleeve pipe, 6-tail end water testing device, 61-stop valve, 62-pressure gauge, 63-water testing joint and 7-adhesive.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The fire-fighting water supply system is a fire-fighting infrastructure and is matched with a fire hydrant system and an automatic water-spraying fire-extinguishing system, the fire hydrant system consists of a fire-fighting pipe network, an outdoor fire hydrant, an indoor fire hydrant and a fire-fighting water pump adapter, the outdoor fire hydrant is arranged on a municipal water supply network, provides water for a fire engine when a fire occurs, and extinguishes the fire from the fire engine to a fire source place; the indoor fire hydrant is installed on the pipe network of indoor and high-rise buildings for extinguishing indoor fire, the fire-fighting water pump adapter is installed on the outdoor wall or on the outdoor short-distance water supply pipe network, when the water supply for indoor fire fighting is insufficient or the equipment is in failure, the fire fighting truck supplies water for indoor fire fighting to extinguish, the automatic water spraying fire extinguishing system is a fixed large-scale fire fighting facility which is most widely applied at present, as shown in figures 1-4, the utility model provides a fire-fighting water supply pipe network composed of plastic pipe fittings, which is connected to a fire-fighting water supply system and is composed of a main pipe 2 and a branch pipe 3, the water inlet end of the main pipe 2 is connected with a fire-fighting water supply system through a pipe network pressure stabilizing valve 1, spray heads 4 are arranged on the branch pipes 3 at intervals, fire-fighting water enters a pipe network through the fire-fighting water supply system, sequentially passes through the pipe network pressure stabilizing valve 1, the main pipe 2 and the branch pipes 3, and is finally sprayed out from the spray heads 4;
as shown in fig. 2, adjacent pipelines are connected by glue and are fixed by sleeves 5, the outer sides of the adjacent pipelines and the inner sides of the sleeves 5 are coated with adhesive glue 7, and the sleeves 5 are arranged on the outer sides of the joints of the adjacent pipelines;
as shown in fig. 3, the shower head 4 is arranged on the branch pipe 3 through a tee 31, the branch pipe 3 is connected with two ends of the tee 31 by glue, and an internal thread screw sleeve is pre-embedded at an opening at the lower end of the tee 31 and used for connecting the shower head 4;
as shown in fig. 1, a tail end water testing device 6 is arranged at the worst spray header 4 of the branch pipe 3, the tail end water testing device 6 comprises a stop valve 61, a pressure gauge 62 and a water testing joint 63, a drainage device is arranged below the water testing joint 63, and an external thread joint is embedded in the branch pipe 3 at the worst spray header 4; the utility model provides a terminal water installation 6 and shower head 4 are the device among the prior art, in order to be connected metal material and plastics material, pre-buried wired cover or the joint on branch pipe 3 of tee bend 31 and the most unfavorable shower head 4 department for connect the metalwork.
The main pipe 2 and the branch pipe 3 are made of CPVC.
Furthermore, the tail ends of the branch pipes 3 positioned at the tail end in the pipe network branch are all pre-embedded with internal thread sleeves, and the internal thread sleeves are connected with the plugs after the pipe network pressure test is completed to plug the pipe.
As shown in fig. 4, further, the diameter of the main pipe 2 is gradually reduced along with the flowing direction of the fire fighting water, the large-diameter main pipe 2 and the small-diameter main pipe 2 at the reducing position are connected through a reducing joint, and the connecting positions are connected by glue. Preferably, the outer side of the position where the main pipe 2 and the reducing joint are connected is provided with a sleeve 5 for strengthening connection and ensuring the stability of a pipe network.
Furthermore, in order to meet the requirements of fire safety and ensure the water pressure in the pipeline, the diameter of the main pipe 2 is reduced irregularly, and the diameter is reduced to ensure the stability of the pressure in the pipeline and meet the requirements, as shown in fig. 2 and 4, the diameter is respectively the connection of the main pipes with the same diameter and the connection of the main pipes with different diameters.
Furthermore, the main pipe 2 is connected with the branch pipe 3 through a reducing tee joint, and the connecting position is connected by adopting glue.
Furthermore, the branch pipe 3 is a straight pipe, the end part of the straight pipe is connected with a tee joint 31 through glue, and a sleeve 5 is arranged outside the connecting position. The proportion of the tee joint 31 to the spray header 4 is 1: 1.
further, the pipe network pressure stabilizing valve 1 is connected with the main pipe 2 through glue.
Further, the pipe network pressure stabilizing valve 1 is connected with the main pipe 2 through a groove or a flange.
The fire-fighting water supply system is connected with a pipe network through a pipe network pressure stabilizing valve, and when the pipe network pressure stabilizing valve 1 adopts a standard part, the pipe network pressure stabilizing valve is connected with a groove of a main pipe 2; when the pipe network pressure stabilizing valve 1 is a component made of plastic materials, the component is connected with the main pipe 2 by glue.
Further, the pipe network pressure stabilizing valve 1, the main pipe 2, the branch pipe 3, the tee joint 31 and the reducing joint are made of CPVC. The utility model discloses the outdoor fire hydrant, indoor fire hydrant and the fire pump adapter of connecting all prefabricate corresponding flange or slot pipe fitting.
Compared with the fire-fighting pipe made of the existing galvanized steel pipe, the CPVC fire-fighting pipe is more excellent in performance and economic cost on the premise of meeting the requirements of national standards GB50084 and GB 5135.19; the CPVC fire fighting pipe has light dead weight which is only about 1/6 of a galvanized steel pipe, long service life, long maintenance period, corrosion resistance, good smoothness of the inner wall and no scaling problem; in the construction process, pipelines with different specifications can be prefabricated in advance according to a building structure, the time for processing the pipelines is saved, the glue connection mode is relatively welded, the process is simple, a large amount of manpower is saved, the construction quality is good, the construction is pollution-free, and no noise is generated; the method is environment-friendly, safe and efficient, effectively improves the construction efficiency and reduces the construction cost.
Further, fire control water supply system includes fire-fighting water pond, fire-fighting water pump and control valve, fire control water supply system's setting accords with GB 50974's relevant requirement.
When the water pipe is connected with a seabed valve outlet, a fire pump inlet and outlet, a check valve inlet and outlet, a control valve alarm valve inlet and outlet and a pressure stabilizing valve inlet and outlet in a fire pool, corresponding flange, thread or groove pipe fittings are prefabricated, and the pipe fittings are made of CPVC materials.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (8)
1. A fire-fighting water supply pipe network composed of plastic pipe fittings is connected to a fire-fighting water supply system and is characterized in that the fire-fighting water supply pipe network is composed of a main pipe (2) and branch pipes (3), wherein the water inlet end of the main pipe (2) is connected with the fire-fighting water supply system through a pipe network pressure stabilizing valve (1), and the branch pipes (3) are provided with spray headers (4) at intervals;
the adjacent pipelines are connected by adopting glue and are fixed by a sleeve (5), the outer sides of the adjacent pipelines and the inner side of the sleeve (5) are coated with bonding glue (7), and the sleeve (5) is arranged on the outer side of the joint of the adjacent pipelines;
the spray header (4) is arranged on the branch pipe (3) through a tee joint (31), the branch pipe (3) is connected with two ends of the tee joint (31) through glue, and an internal thread screw sleeve is pre-embedded at an opening at the lower end of the tee joint (31) and used for connecting the spray header (4);
a tail end water testing device (6) is arranged at the worst spray header (4) on the branch pipe (3), the tail end water testing device (6) comprises a stop valve (61), a pressure gauge (62) and a water testing joint (63), a drainage device is arranged below the water testing joint (63), and an external thread joint is pre-embedded on the branch pipe (3) at the worst spray header (4);
the main pipe (2) and the branch pipe (3) are made of CPVC.
2. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: the diameter of the main pipe (2) is gradually reduced along with the flowing direction of fire fighting water, the large-diameter main pipe (2) at the reducing position is connected with the small-diameter main pipe (2) through the reducing joint, and the connecting position is connected by glue.
3. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: the main pipe (2) is connected with the branch pipe (3) through a reducing tee joint, and the connecting position is connected by adopting glue.
4. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: the branch pipe (3) is a straight-through pipe, the end part of the branch pipe is connected with the tee joint (31) through glue, and a sleeve (5) is arranged on the outer side of the connecting position.
5. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: and the pipe network pressure stabilizing valve (1) is connected with the main pipe (2) by glue.
6. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: and the pipe network pressure stabilizing valve (1) is connected with the main pipe (2) through a groove or a flange.
7. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: the pipe network pressure stabilizing valve (1), the tee joint (31), the reducing tee joint and the reducing joint are made of CPVC.
8. A fire-fighting water supply network of plastic pipes as defined in claim 1, wherein: the fire-fighting water supply system comprises a fire-fighting water pool, a fire-fighting water pump and a control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429812.2U CN210600517U (en) | 2019-08-30 | 2019-08-30 | Fire-fighting water supply pipe network composed of plastic pipe fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429812.2U CN210600517U (en) | 2019-08-30 | 2019-08-30 | Fire-fighting water supply pipe network composed of plastic pipe fittings |
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| Publication Number | Publication Date |
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| CN210600517U true CN210600517U (en) | 2020-05-22 |
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| CN201921429812.2U Active CN210600517U (en) | 2019-08-30 | 2019-08-30 | Fire-fighting water supply pipe network composed of plastic pipe fittings |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438978A (en) * | 2022-01-25 | 2022-05-06 | 中国电建集团成都勘测设计研究院有限公司 | Hydropower station factory building fire-fighting water supply system |
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2019
- 2019-08-30 CN CN201921429812.2U patent/CN210600517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438978A (en) * | 2022-01-25 | 2022-05-06 | 中国电建集团成都勘测设计研究院有限公司 | Hydropower station factory building fire-fighting water supply system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201012 Address after: 318020 Jiangkou street, Huangyan District, Taizhou, Zhejiang 68 Patentee after: Taizhou Jiawei Fire Technology Co., Ltd Address before: 710068 room 40102, unit 4, building 1, family home, Shaanxi Seismological Bureau, No. 4, hydrological lane, Beilin District, Xi'an City, Shaanxi Province Patentee before: Shaanxi Lu'an Fire Technology Co.,Ltd. |