CN211513200U - Fire-fighting water curtain system of rail transit underground parking lot - Google Patents
Fire-fighting water curtain system of rail transit underground parking lot Download PDFInfo
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- CN211513200U CN211513200U CN201922114918.XU CN201922114918U CN211513200U CN 211513200 U CN211513200 U CN 211513200U CN 201922114918 U CN201922114918 U CN 201922114918U CN 211513200 U CN211513200 U CN 211513200U
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Abstract
The utility model relates to a fire control technical field especially relates to a fire control water curtain system in track traffic underground parking garage. Including fire-fighting pool, water pump group, water supply network, drench warning valves, watering shower nozzle group, water supply network includes ring line, a plurality of first branch pipeline and a plurality of first water supply pipeline, and each first branch pipeline all connects on the ring line, all installs on each first branch pipeline drench warning valves and watering shower nozzle group, water pump group includes a plurality of water pumps, and each water pump all connects on the ring line through the first water supply pipeline that corresponds, still be provided with the control flap that a plurality of intervals were arranged on the ring line. Through adopting the utility model discloses a fire control water curtain system, when the local place of water supply network appears damaging, fire control water curtain system still can normal use, has improved the reliability that fire control water curtain water supply network used, has eliminated latent potential safety hazard, has guaranteed the normal use of fire control water curtain system.
Description
Technical Field
The utility model relates to a fire control technical field especially relates to a fire control water curtain system in track traffic underground parking garage.
Background
The fire-proof separating water curtain system is a water spraying system which is composed of water curtain nozzles or open type sprinkling nozzles, a rain alarm valve group, a water distribution pipeline, a water pump, a fire automatic alarm system and the like and is used for blocking smoke and retarding fire.
The water curtain system can be used for extinguishing fire in underground space environments such as tunnels. For example, chinese patent publication No. CN106523022B discloses a tunnel fire-fighting system based on water curtain shielding effect, which includes a fire detection system and a water curtain fire-fighting system, wherein the water curtain fire-fighting system includes a water supply system, a plurality of water curtain nozzle sets, a deluge valve set, and a water pump set, and the water curtain nozzle sets divide the tunnel into a plurality of fire extinguishing areas. When a fire disaster happens, the fire detection system can detect a fire extinguishing area where a fire source is located, and then the water curtain spray head groups on two sides of the fire extinguishing area can be started simultaneously, so that the water curtain isolation of the fire is realized, and the fire spreading is avoided.
However, in the above patent, each water curtain nozzle group is connected in series to the same connecting pipe, and the water pump group is connected to the connecting pipe through a main pipe for supplying water, so that the reliability of the pipe running mode of the water supply system is low, and when the connecting pipe or the main pipe is damaged, the water supply system cannot supply water to each water curtain nozzle group, which causes potential safety risk; above-mentioned patent fire alarm monitoring system is simpler, acquires the condition of a fire through fire alarm system after, drenches the valves through the deluge valve group of linked system control conflagration both sides and opens, makes both sides water curtain system water spray, and this water curtain system sets up the mode and is not suitable for the area bigger, the parking area building that the conflagration control mode is more complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire control water curtain system in track traffic underground parking garage for solve the divided problem of track traffic underground parking garage fire control, and solve among the prior art water supply system reliability of fire control water curtain system relatively poor, the lower technical problem of fail safe nature.
In order to achieve the above object, the utility model provides a fire water curtain system in track traffic underground parking garage adopts following technical scheme:
the utility model provides a fire control water curtain system in track traffic underground parking garage includes fire-fighting water pond, water pump group, water supply network, drenches warning valves, open sprinkler head group, water supply network includes ring line, a plurality of first branch pipeline and a plurality of first water supply pipeline, and each first branch pipeline all connects on the ring line, all installs on each first branch pipeline drench warning valves and sprinkler head group, water pump group includes a plurality of water pumps, and each water pump all connects on the ring line through the first water supply pipeline that corresponds, still be provided with the control flap that a plurality of intervals were arranged on the ring line.
Further, a water pump adapter is connected to the annular pipeline.
Further, the annular pipeline comprises a plurality of pipeline sections separated by the first branch pipeline interfaces and the first water supply pipeline interfaces, and each pipeline section is provided with a control valve.
Furthermore, each first branch pipeline is provided with a signal valve, a check valve and a Y-shaped filter, and the check valve and the Y-shaped filter are arranged between the deluge alarm valve group and the annular pipeline; the signal valves are respectively arranged between the rain alarm valve group and the annular pipeline and between the rain alarm valve group and the sprinkling nozzle group.
Furthermore, each first branch pipeline is connected with two rows of water spraying nozzle groups which are arranged in parallel, and the distance between the two rows of water spraying nozzle groups is 1-2 m.
Furthermore, the two rows of sprinkling nozzle groups on each first branch pipeline are arranged in a staggered mode.
Furthermore, the sprinkler head groups of the first branch pipelines are symmetrically arranged along the set direction, and the sprinkler head groups of the two first branch pipelines are simultaneously opened in case of fire.
Furthermore, the sprinkler head groups of the first branch pipelines are asymmetrically arranged along the set direction, and the sprinkler head groups of the first branch pipelines of the corresponding fire-prevention subareas are simultaneously opened in case of fire.
Further, the water pump group comprises a pressure stabilizing pump and a pressure stabilizing tank.
The embodiment of the utility model provides a fire control water curtain system in track traffic underground parking garage compares with prior art, and its beneficial effect lies in: by adopting the fire-fighting water curtain system of the utility model, when the local part of the water supply network is damaged, the fire-fighting water curtain system can still be normally used, thereby improving the reliability of the use of the fire-fighting water curtain water supply network, eliminating potential safety hazards and ensuring the normal use of the fire-fighting water curtain system; through adopting the utility model discloses a fire control water curtain system, when the non-long and narrow region in conflagration emergence position, the water curtain shower nozzle of the different positions of accessible control is opened and is reached the divided purpose of fire prevention.
Drawings
Fig. 1 is a schematic view of the overall structure of a fire water curtain system according to an embodiment of the present invention;
fig. 2 is a schematic view of the overall structure of the fire water curtain system according to the embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic layout of the sprinkler head set in the throat area according to the embodiment of the present invention.
In the figure, 1-a fire pool, 2-a water pump group, 3-a water supply network, 301-a ring pipeline, 302-a first branch pipeline, 303-a first water supply pipeline, 4-a rain alarm valve group, 5-a water spray nozzle group, 6-a fire alarm controller, 7-a fire detector, 8-a control valve, 9-a water pump adapter, 10-a water receiving pipe, 11-a Y-type filter, 12-a first water spray nozzle group and 13-a second water spray nozzle group.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to 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 to 4, the present invention provides a fire water curtain system (hereinafter referred to as fire water curtain system) for a rail transit underground parking lot according to a preferred embodiment. Fire water curtain system includes fire-fighting water pool 1, water pump assembly 2, water supply network 3, drenches warning valves 4, watering spray head group 5, water supply network 3 includes ring conduit 301, a plurality of first branch pipeline 302 and a plurality of first water supply pipeline 303, and each first branch pipeline 302 all connects on ring conduit 301, all installs on each first branch pipeline 302 drench warning valves 4 and watering spray head group 5, water pump assembly 2 includes a plurality of water pumps, and each water pump all connects on ring conduit 301 through the first water supply pipeline 303 that corresponds, still be provided with a plurality of interval arrangement's control flap 8 on ring conduit 301.
Specifically, the underground parking lot for rail transit in the embodiment includes a parking train inspection area, a throat area, and the like, in the embodiment, both the parking train inspection area and the throat area are equivalent to a section of underground roadway, and the difference is that the cross section sizes of the parking train inspection areas are the same, while the cross section size of the throat area shows a trend of gradually decreasing, and the shape of the throat area is as shown in fig. 4. In this embodiment, the parking train inspection area and the throat area are both provided with a fire-fighting water curtain system.
In the embodiment, the fire pool 1 stores 3 hours of water sprayed by the fire water curtain system, and can meet the requirement of spraying 3 hours of water by the fire water curtain. The fire pool 1 is connected with a water supply pipe 10, and the water supply pipe 10 is convenient to supply reserved water into the fire pool 1. In this embodiment, the water pump group 2 is communicated with the fire pool 1, the water pump group 2 comprises a plurality of water pumps and a plurality of pressure stabilizing pumps, and the water pump group further comprises a pressure stabilizing tank. Be provided with water supply network 3 between water pump group 2 and the watering shower nozzle group 5 of this embodiment, water supply network 3 includes a plurality of first branch pipelines 302, a plurality of first water supply pipeline 303 and ring conduit 301, as shown in fig. 2, the one end of each first water supply pipeline 303 in this embodiment all is connected with the water pump or the steady voltage pump that correspond, and the other end all communicates on ring conduit 301. In this embodiment, each first branch pipe 302 has one end connected to the sprinkler head set 5 and the other end connected to the ring pipe 301. It should be noted that the annular pipeline 301 in this embodiment is a rectangular annular pipeline 301, each first branch pipeline 302 is disposed on the same side of the rectangular pipeline 301, and each first water supply pipeline 303 is disposed on the opposite side of the rectangular pipeline.
In this embodiment, the connection of each first branch pipe 302 and the connection of each first water supply pipe 303 divide the annular pipe 301 into a plurality of pipe sections, and in this embodiment, the control valve 8 is installed on the pipe section between any two adjacent first water supply pipes 303.
In this embodiment, each first branch pipeline 302 is provided with a signal valve, a check valve, a Y-shaped filter 11, a rain alarm valve set 4 and a water spray head set 5, because the signal valve, the check valve and the Y-shaped filter 11 are common in daily life, and the rain alarm valve set 4 is a common structure of the existing water curtain system, which is also mentioned in the chinese patent with the publication number CN106523022B in the background art (the rain valve set), and the above structures are not described in detail in this embodiment. In this embodiment, the signal valve, the check valve, the Y-shaped filter 11, the rain alarm valve set 4, and the sprinkler head set 5 are sequentially disposed along the first branch pipe 302, wherein the signal valve is close to one side of the annular pipe 301.
In this embodiment, two sprinkler groups 5 arranged in parallel are disposed at the end of each first branch pipeline 302, each sprinkler group 5 includes a plurality of sprinklers arranged at equal intervals, and the two sprinkler groups 5 on the same branch pipeline are arranged in a staggered manner in this embodiment. In this embodiment, the distance between two sprinkler head groups 5 on the same first branch pipe 302 is 1.4m, and in other embodiments, the distance between two sprinkler head groups 5 may be any value between 1m and 2m, for example, 1m, 1.2m, 1.5m, 1.7m, 1.8m, and 2 m. In this embodiment, the sprinkler groups 5 on each first branch pipeline 302 are all installed in the parking row inspection area and the throat area, and are all arranged at intervals along the extending direction of the parking row inspection area and the throat area, that is, the sprinkler groups 5 of each first branch pipeline 302 divide the parking row inspection area and the throat area into a plurality of fire zones, and each sprinkler in each sprinkler group 5 is arranged along the cross section of the parking row inspection area or the throat area, and is specifically arranged at the top of the parking row inspection area or the throat area. It should be noted that in the present embodiment, the number of the water spray heads in each water spray head group 5 of the parking train inspection area is the same, and in each water spray head group 5 of the throat area, the number gradually decreases from the larger cross section side to the smaller cross section side, and in the present embodiment, the decreasing number is 1, as shown in fig. 4, for convenience of description, the water spray head group 5 installed on the larger cross section side is referred to as a first water spray head group 12, and the water spray head group 5 adjacent to the first water spray head group 12 in the throat area is referred to as a second water spray head group 13, where the number of the water spray heads in the first water spray head group 12 is one more than the number of the water spray heads in the second water spray head group 13. The length of the fire-blocking area in this embodiment is 30m, and in other embodiments the length of the fire-blocking area may be any value between 25m and 30m, for example, 25m, 26m, 28m, 29m, and the like.
Fire control water curtain system still includes fire alarm control ware 6 and fire detector 7 in this embodiment, and fire detector 7 has a plurality ofly, all installs a plurality of fire detector 7 in each fire prevention district, and each fire detector 7 and 6 electric connection of fire alarm control ware, each drench warning valves 4 also with 6 electric connection of fire alarm control ware. Since the fire alarm controller 6 and the fire detector 7 are mature prior arts and are also mentioned in the patent of the invention of china with the publication number of CN106523022B, the structure and principle thereof will not be described in detail in this embodiment.
In this embodiment, the annular pipeline 301 is further provided with a water pump adapter 9, and the water pump adapter 9 can connect a water pump of a fire fighting truck with a fire fighting water curtain system quickly and conveniently.
The utility model discloses a working process does: when a fire disaster occurs in a certain fire protection area, the fire detector 7 can detect a fire disaster signal and transmit the fire disaster signal to the fire alarm controller 6, and the rain alarm valve sets 4 corresponding to the two sides of the fire protection area can be opened by the fire alarm controller 6 after the fire disaster signal is received, so that the water spraying of the water spraying nozzle sets 5 on the two sides of the fire protection area is realized. If the annular pipeline 301, the first branch pipeline 302 and the first water supply pipeline 303 are damaged, for example, when the annular pipeline 301 of a certain pipeline section is damaged, the annular pipeline 301 positioned outside the two control valves 8 can still supply water by closing the control valves 8 at two sides of the damaged point; when one first water supply pipeline 303 is damaged, the residual water pump and the pressure stabilizing pump can still realize water supply as the residual water pump and the pressure stabilizing pump are both connected with the annular pipeline 301; when a first branch pipe 302 is damaged, the first branch pipes 302 on both sides of the first branch pipe 302 are controlled to open.
To sum up, the embodiment of the utility model provides a fire control water curtain system, when the local place of water supply network 3 appears damaging, fire control water curtain system still can normal use, has improved the reliability that fire control water curtain water supply network 3 used, has eliminated latent potential safety hazard, has guaranteed the normal use of fire control water curtain system.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a fire water curtain system of track traffic underground parking garage, includes fire-fighting water pond (1), water pump group (2), water supply network (3), drenches warning valves (4), watering shower nozzle group (5), its characterized in that: the water supply network (3) comprises an annular pipeline (301), a plurality of first branch pipelines (302) and a plurality of first water supply pipelines (303), each first branch pipeline (302) is connected to the annular pipeline (301), each first branch pipeline (302) is provided with a rain alarm valve group (4) and a water spraying nozzle group (5), the water pump group (2) comprises a plurality of water pumps, each water pump is connected to the annular pipeline (301) through the corresponding first water supply pipeline (303), and the annular pipeline (301) is further provided with a plurality of control valves (8) arranged at intervals.
2. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: the annular pipeline (301) is connected with a water pump adapter (9).
3. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: the annular pipeline (301) comprises a plurality of pipeline sections separated by joints of the first branch pipelines (302) and the first water supply pipelines (303), and each pipeline section is provided with a control valve (8).
4. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: each first branch pipeline (302) is provided with a signal valve, a check valve and a Y-shaped filter (11), and the check valve and the Y-shaped filter (11) are arranged between the deluge alarm valve group (4) and the annular pipeline (301); the two signal valves are respectively arranged between the rain alarm valve group (4) and the annular pipeline (301) and between the rain alarm valve group (4) and the water spraying nozzle group (5).
5. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: each first branch pipeline (302) is connected with two rows of water spraying head groups (5) which are arranged in parallel, and the distance between the two water spraying head groups (5) is 1-2 m.
6. The fire water curtain system for the rail transit underground parking lot according to claim 5, wherein: the two rows of water spray nozzle groups (5) on each first branch pipeline (302) are arranged in a staggered mode.
7. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: the sprinkler groups (5) corresponding to the first branch pipelines (302) are symmetrically arranged along the set direction, and the sprinkler groups (5) of the two first branch pipelines (302) corresponding to any subareas are simultaneously opened in case of fire.
8. The fire water curtain system for the rail transit underground parking lot according to claim 1, wherein: the sprinkler head groups (5) corresponding to the first branch pipelines (302) are asymmetrically arranged along the set direction, and the sprinkler head groups (5) corresponding to the first branch pipelines (302) of the subareas in fire are opened at the same time.
9. The fire water curtain system of the rail transit underground parking lot according to any one of claims 1 to 8, wherein: the water pump set (2) comprises a pressure stabilizing pump and a pressure stabilizing tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114918.XU CN211513200U (en) | 2019-11-29 | 2019-11-29 | Fire-fighting water curtain system of rail transit underground parking lot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922114918.XU CN211513200U (en) | 2019-11-29 | 2019-11-29 | Fire-fighting water curtain system of rail transit underground parking lot |
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| Publication Number | Publication Date |
|---|---|
| CN211513200U true CN211513200U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922114918.XU Active CN211513200U (en) | 2019-11-29 | 2019-11-29 | Fire-fighting water curtain system of rail transit underground parking lot |
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| CN (1) | CN211513200U (en) |
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- 2019-11-29 CN CN201922114918.XU patent/CN211513200U/en active Active
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