CN212582787U

CN212582787U - Fire-fighting water storage and supply facility

Info

Publication number: CN212582787U
Application number: CN202020995995.0U
Authority: CN
Inventors: 赖咸蛟; 陈清漪; 莫涵; 余沁宸; 沈斌
Original assignee: Yunnan Design Institute Group Co ltd
Current assignee: Yunnan Design Institute Group Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-02-23
Anticipated expiration: 2030-06-03

Abstract

The utility model provides a fire-fighting water storage and supply facility, which relates to the technical field of building fire fighting, and on one hand, avoids reducing the parking utilization rate of a building basement; on the other hand, the area of the building basement is reduced, and the shortage of the usable floor area of the civil air defense project can be avoided. Fire control water storage and water supply facility includes: a fire pump house, a fire pool, and a box culvert; the fire-fighting water pump room is arranged in a basement of a ground building; the fire-fighting water pool and the fire-fighting water pump room are arranged on the same layer, and do not overlap with the orthographic projection of the ground building on the horizontal ground; the fire-fighting water pump room comprises a water pump room, a water suction well, a fire-fighting water feed pump and a water suction pipe which are adjacently arranged; an opening is formed in the side wall of the suction well, which is far away from the water pump room, and the suction well is connected with the box culvert through the opening; the fire-fighting water supply pump is arranged in the water pump room and is connected with the water suction well through the water suction pipe.

Description

Fire-fighting water storage and supply facility

Technical Field

The utility model relates to a building fire control technical field especially relates to a fire control water storage and water supply facility.

Background

The fire pool is a water storage facility which is artificially built and used for a fixed or movable fire pump to absorb water. The fire pump room is used for placing the fire pump, the matching motor and the pipeline accessories. When the flow and pressure of the municipal fire-fighting water supply are less than the design flow and pressure of the indoor and outdoor fire-fighting water supply of the building, a fire-fighting water pool and a fire-fighting water pump room (fire-fighting water pump) are required to be arranged so as to ensure the fire-fighting safety of the building.

In engineering design, a fire pool is usually arranged adjacent to a water pump house for convenient operation and management. For projects with smaller fire fighting water demand, the two are often built in the underground room of the building. However, for projects with large demand for fire-fighting water and limited basement area, the method of building the fire-fighting water pool and the water pump room in the basement is obviously not reasonable enough.

On one hand, the building basement has the main function of parking, and the large-volume fire pool is arranged in the basement, so that the parking utilization rate of the basement is reduced to a great extent; on the other hand, when the basement needs to set up the civil air defense engineering, too big fire pond will also occupy great building area, probably causes civil air defense engineering's usable floor area not enough. Moreover, the technical specification GB50974-2014 of the fire-fighting water supply and fire hydrant system indicates that two fire-fighting water pools which can be independently used are suitable to be arranged when the effective volume of the total water storage capacity of the fire-fighting water pools is more than 500 cubic meters; when the size is more than 1000 cubic meters, two fire pools which can be independently used are arranged. In actual engineering, if the basement area of building is limited, set up two independent fire pond and can't realize basically in this department to the effective volume of fire pond is big, and its load that corresponds is also big, can increase building structure's the design degree of difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire-fighting water storage and supply facility, which can save the area of the building basement, on one hand, avoid reducing the parking utilization rate of the building basement; on the other hand, the area of the building basement is reduced, and the shortage of the usable floor area of the civil air defense project can be avoided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

there is provided a fire fighting water storage and supply installation comprising: the fire-fighting water pump room is arranged in a basement of a ground building; the fire-fighting water pool and the fire-fighting water pump room are arranged on the same layer, and do not overlap with the orthographic projection of the ground building on the horizontal ground; the fire-fighting water pump room comprises a water pump room, a water suction well, a fire-fighting water feed pump and a water suction pipe which are adjacently arranged; an opening is formed in the side wall of the suction well, which is far away from the water pump room, and the suction well is connected with the box culvert through the opening; the fire-fighting water supply pump is arranged in the water pump room and is connected with the water suction well through the water suction pipe.

Optionally, the fire pump room is further provided with a drainage ditch and a water collection pit; the drainage ditch is arranged along the water suction well and close to the wall foot of the water pump room, the top of the drainage ditch is flush with the bottom of the water pump room, and a cover plate is arranged at the top of the drainage ditch; the bottom of the water collecting pit is lower than the bottom of the water pump room; the drainage ditch is used for collecting the ground sewage of the water pump room and draining the ground sewage to the water collection pit; the water collecting pits are arranged at two ends of the drainage ditch.

Optionally, a submersible sewage pump and a sewage pipe are arranged in the water collecting pit.

Optionally, the fire-fighting water storage and supply facility further comprises a manhole, and the manhole is communicated with the box culvert and the suction well.

Optionally, the box culvert is connected with the suction well through a first flexible connection device; the box culvert is connected with the fire pool, and a second flexible connecting device is arranged inside the joint of the box culvert and the fire pool for the gate valve hole and outside the gate valve hole.

Optionally, the fire-fighting water storage and supply facility further comprises a gate valve well and a gate valve; the gate valve well is arranged right above the gate valve hole; the top of the gate valve well is flush with the horizontal ground, and a cover plate is arranged at the top of the gate valve well; the gate valve comprises a control end and a gate, the control end is arranged in the gate valve well, and the gate is arranged in the gate valve hole.

Optionally, two sides of the fire pool close to and far away from the water pump room are respectively provided with a vent pipe; the breather pipe is followed the below extension of level ground reaches above the level ground, just in the breather pipe surpass the mouth of pipe on level ground sets up stainless steel protection against insects screen panel and ventilator cap.

Optionally, the fire-fighting water storage and supply facility further comprises an emptying sump, an emptying sump submersible sewage pump and an emptying sewage pipe; the emptying water collecting pit is arranged below the access hole of the fire pool, the top of the emptying water collecting pit is flush with the bottom of the fire pool, and the bottom of the emptying water collecting pit is lower than the bottom of the fire pool; the emptying sump submersible sewage pump is arranged in the emptying sump; the emptying sewage discharge pipe is arranged on the emptying sump pit submersible sewage pump and corresponds to the emptying sump pit submersible sewage pump one by one.

Optionally, the fire-fighting water storage and supply facility further comprises a water meter well; the water meter well is arranged on one side, away from the water pump room, of the fire pool; a water supply pipe is arranged in the water meter well, and a water meter and a valve are arranged on the water supply pipe; one end of the water supply pipe is connected with the outdoor water supply pipe network, and the other end of the water supply pipe is connected with the fire pool.

Optionally, the fire-fighting water storage and supply facility further comprises an overflow well; the overflow well is arranged on one side of the fire pool, which is far away from the water pump room; the overflow well is a B-type overflow well; the overflow well is connected with the fire pool through an overflow pipe arranged in the fire pool.

Optionally, the fire-fighting water storage and supply facility further comprises an ultrasonic water level indicating device arranged below the top of the fire pool, and the ultrasonic water level indicating device is arranged close to the overflow pipe; the ultrasonic water level transmission device can display the fire fighting water level in real time and send a fire fighting water level signal to the fire fighting control center.

An embodiment of the utility model provides a fire control water storage and water supply facility, including fire control water pump house, fire-fighting water pond and box culvert. Through setting up the basement with fire-fighting water pump room at the ground building, with fire-fighting water pond and fire-fighting water pump room with the layer setting, nevertheless the fire-fighting water pond sets up in the ground building outside, and fire-fighting water pond and ground building orthographic projection on the level subaerial overlap free, the rethread box culvert is connected the water-absorbing well in with fire-fighting water pond and the fire-fighting water pump room. Therefore, the normal use of the fire pool and the fire pump room is ensured, and the use area of the basement of the building is greatly saved. On one hand, the saved basement use area can be used as a parking space, and the parking utilization rate of the building basement is improved; on the other hand, more available space can be provided for civil air defense engineering, and the problem that the usable area of the civil air defense engineering is not enough is effectively avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic top view of a fire-fighting water storage and supply facility according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along direction A in FIG. 1;

fig. 3 is a schematic sectional view taken along direction B in fig. 1.

Reference numerals:

1-fire-fighting water pump house; 2-box culvert; 3-a fire pool; 4-fire-fighting water supply pump group; 5-a fire pump suction pipe; 6-a suction well; 7-a drainage ditch; 8-a water collecting pit; 9-a submersible sewage pump; 10-a sewage draining pipe; 11-a gate valve well; 12-a gate valve; 13-gate valve opening; 14-a ventilation pipe; 15-inspection manhole; 16-climbing a ladder; 17-emptying the sump; 18-emptying sump pump; 19-emptying a sewage discharge pipe; 20-a water supply pipe; 21-water meter well; 22-ultrasonic water level indicating device; 23-an overflow pipe; 24-an overflow well; 25-pit manhole; 26-first flexible connecting means.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 embodiment of the utility model provides a fire control water storage and water supply facility, as shown in fig. 1-3, including fire-fighting water pump house, fire-fighting water pool 3 and box culvert 2. The fire pump room is arranged in a basement of the ground building; the fire-fighting water pool 3 and the fire-fighting water pump room are arranged on the same layer, and do not overlap with the orthographic projection of the ground building on the horizontal ground; the fire pump room comprises a pump room 1, a water suction well 6, a fire feed pump 4 and a water suction pipe 5 which are adjacently arranged.

An opening is arranged on the side wall of the suction well 6, which is far away from the water pump room 1, and the suction well 6 is connected with the box culvert 2 through the opening; the fire-fighting water supply pump 4 is arranged in the water pump room 1 and is connected with the suction well 6 through a water supply pipe 5.

In some embodiments, a fire feed pump 4 may be provided, for example, in the middle of the pump house 1 for lifting fire water in the suction well 6 for fire water inside and outside the building.

In some embodiments, since the water pump room 1 is disposed adjacent to the suction well 6, the side wall of the suction well 6 close to the water pump room 1 is shared with one side wall of the water pump room 1; the side wall of the suction well 6 facing away from the water pump house 1 is shared with the wall of the basement.

In some embodiments, the bottom of the suction well 6 is lower than the bottom of the pump house 1, and the vertical distance between the bottom of the suction well 6 and the bottom of the pump house 1 may be 1 m.

In some embodiments, the size of the openings on the side walls of the suction well 6 may be 1.2m by 1.2 m.

In some embodiments, the fire-fighting water pool 3 and the fire-fighting water pump room are arranged on the same layer, which means that: the fire-fighting water pool 3 and the fire-fighting water pump room are both arranged below the horizontal ground. On this basis, the bottom of fire-fighting water pond 3 and the bottom of fire pump room can flush, also can not flush to actual design is the standard.

In some embodiments, the pool 3 may be disposed, for example, under a lawn between adjacent ground structures.

For example, the top of the fire pool 3 is below the horizontal ground, and the vertical distance from the top of the fire pool 3 to the horizontal ground may be 0.5 m.

In some embodiments, the number of the fire ponds 3 is not limited, and the design can be carried out according to actual requirements.

In the example, if the number of the fire pools 3 is 2, the number of the box culverts 2 is also 2, and the box culverts 2 correspond to the fire pools 3 one by one. Meanwhile, the two box culverts 2 are both connected with the same suction well 6.

In some embodiments, the bottom of the box culvert 2 may be higher than the bottom of the suction well 6, and the vertical distance between the bottom of the box culvert 2 and the bottom of the suction well 6 may be 1.2 m.

In some embodiments, the bottom of the fire pool 3 is higher than the bottom of the box culvert 2, and the vertical distance between the bottom of the fire pool 3 and the bottom of the box culvert 2 may be 0.2 m.

In some embodiments, the box culvert 2 may have a cross-sectional dimension of 1.2 x 1.2. I.e. the size of the opening is 1.2 x 1.2.

In some embodiments, the material of the box culvert 2 is not limited, as long as the box culvert is sufficiently firm to facilitate the transfer of the fire water in the fire pool 3 to the suction well 6 at any time, ensuring that the fire feed pump 4 uses water.

The material of the box culvert 2 is, for example, reinforced concrete.

The embodiment of the utility model provides a fire control water storage and water supply facility, including fire control water pump house, fire pond 3 and box culvert 2. Through setting up the fire-fighting water pump room in the basement of ground building, with fire-fighting water pool 3 and the same layer setting of fire-fighting water pump room, nevertheless fire-fighting water pump room sets up in the below of ground building, and fire-fighting water pool 3 and the subaerial orthographic projection of ground building are overlapped, and rethread box culvert 2 is connected fire-fighting water pool 3 and the suction well in the fire-fighting water pump room. Therefore, the normal use of the fire pool 3 and the fire pump room is ensured, and the use area of the building basement is greatly saved. On one hand, the saved basement use area can be used as a parking space, and the parking utilization rate of the building basement is improved; on the other hand, more available space can be provided for civil air defense engineering, and the problem that the usable area of the civil air defense engineering is not enough is effectively avoided.

Optionally, as shown in fig. 1 and 2, the fire pump room is further provided with a drainage ditch 7 and a water collection pit 8; the drainage ditch 7 is arranged along the water absorption well 6 and close to the wall foot of the water pump room 1, the top of the drainage ditch 7 is flush with the bottom of the water pump room 1, and a cover plate is arranged at the top of the drainage ditch 7; the bottom of the water collecting pit 8 is lower than the bottom of the water pump room 1; the drainage ditch 7 is used for collecting the ground sewage of the water pump room 1 and draining the ground sewage to a water collection pit 8; the water collection pits 8 are provided at both ends of the drainage ditch 7.

In some embodiments, the bottom of the sump 8 may be lower than the bottom of the pump house 1, and the vertical distance between the bottom of the sump 8 and the bottom of the pump house 1 may be 1 m.

In some embodiments, as shown in fig. 1, the sump 8 may be disposed at the upper right corner and the lower right corner of the water pump room 1, and the left side of the sump 8 is connected with the drainage ditch 7.

In some embodiments, a submersible sewage pump 9 and a sewage drain pipe 10 are arranged in the sump 8 for draining sewage in the sump 8 in time, so as to ensure that other equipment in the water pump room 1 is not submerged and damaged by overflowing wastewater.

The embodiment of the utility model provides an in, 7 collection water pump room 1's ground sewage in escape canal to arrange ground sewage to sump pit 8, sump pit 8 can be used for the storage to follow 7 sewage that converge in escape canal.

Optionally, as shown in fig. 2, the fire-fighting water storage and supply facility further includes a manhole 15, and the manhole 15 is communicated with the box culvert 2 and the suction well 6.

In some embodiments, the size of the orthographic projection of the manhole 15 on the horizontal ground may be 0.8m by 0.8 m.

In some embodiments, the manhole 15 is installed flush with the outdoor ground (greenfield) and has a top surface 0.5m above the top of the fire pool 3; and a stainless steel cover plate with a lock is arranged outside the access hole 15.

The access hole 15 deviates from one side of the water pump room 1, and the fire pool 3 deviates from the pool wall of one side of the water pump room 1, and a ladder stand 16 is arranged on the pool wall.

Here, the material of the ladder stand may be stainless steel 16.

The embodiment of the utility model provides an in, inside the maintainer can pass through

access hole

15 and 16 business turn over box culverts of cat ladder 2 and suction well 6, clean the maintenance inside box culverts 2 and suction well.

Optionally, as shown in fig. 1, the box culvert 2 is connected with the suction well 6 through a first flexible connecting device 26; the box culvert 2 is connected with the fire pool 3, and a second flexible connecting device is arranged inside the joint of the box culvert and the fire pool for the gate valve hole 13 and outside the box culvert and the fire pool.

In some embodiments, flexible attachment device 26 may comprise a rubber-on-steel seal. The steel belt rubber water stop ring can be connected with the box culvert 2 and the suction well 6 in a sealing way to prevent water leakage; simultaneously, the function of avoiding the pulling and cracking box 2 when uneven settlement occurs between the building main body and the fire pool 3 is also achieved.

In some embodiments, the gate valve opening 13 may be provided at the junction of the box culvert 2 and the fire pond 3, with a cross-sectional dimension of 0.5m by 0.5 m.

Optionally, as shown in fig. 2, the fire-fighting water storage and supply facility further includes a gate valve well 11 and a gate valve 12. The gate valve well 11 is arranged right above the gate valve hole 13; the top of the gate valve well 11 is flush with the horizontal ground, and the top is provided with a cover plate. The gate valve 12 comprises a control end and a gate, the control end is arranged in the gate valve well 11, and the gate is arranged in the gate valve hole 13.

In some embodiments, the ram valve well 11 may be a brick cylindrical valve well, 1m in diameter and 1m deep.

In some embodiments, the gate valve 12 may be a manual and electric dual-purpose gate valve.

The embodiment of the utility model provides an in, slide valve 12 can be used for shutoff fire water, when water absorption well 6 or fire pond 3 need clean maintenance alone, opens slide valve 12, and slide valve entrance to a cave 13 is covered by the flashboard, and fire water no longer communicates, only needs to empty the log raft in water absorption well 6 or the fire pond, can clean the maintenance, avoids extravagant water resource.

Optionally, two sides of the fire pool 3 close to and far away from the water pump room 1 are respectively provided with a vent pipe 14; the air pipe 14 extends from below the horizontal ground to above the horizontal ground, and a stainless steel insect prevention net cover and an air cap are arranged at a pipe orifice of the air pipe 14, which exceeds the horizontal ground.

In some embodiments, if the number of the fire ponds 3 is 2, the number of the snorkels 14 is 4. The air pipes 14 positioned on the same side of the fire pool 3 are converged into a main air pipe along the outer wall of the fire pool 3, and are rotated downwards to the outer wall of a nearby building from the soil covering layer to be vertically installed out of the ground.

In some embodiments, if the plurality of air pipes 14 are combined into a single main air pipe, a stainless steel insect screen and a ventilation cap are provided at the mouth of the main air pipe.

The embodiment of the utility model provides an in, set up protection against insects screen panel and ventilator cap through the mouth of pipe at breather pipe 14, can avoid mosquito to pollute fire water when guaranteeing the circulation of air.

Optionally, as shown in fig. 1, the fire-fighting water storage and supply facility further includes an emptying sump 17, an emptying sump submersible sewage pump 18, and an emptying drain pipe 19; the evacuation sump 17 is arranged below the manhole 15 of the fire pool 3, and the top of the evacuation sump 17 is flush with the bottom of the fire pool 3 and the bottom is lower than the bottom of the fire pool 3. An emptying sump submersible sewage pump 18 is arranged in the emptying sump 17; the emptying sewage discharge pipe is arranged on the emptying sump submersible sewage pump 18 and corresponds to the emptying sump submersible sewage pump 18 one by one.

The embodiment of the utility model provides an in, when needs carry out clean maintenance to fire pond 3 etc. start evacuation sump pit and stealthily dirty pump 18, water in the fire pond 3 converges earlier to evacuation sump pit 17, and rethread evacuation sump pit stealthily dirty pump 18 promotes, conveys to outdoor sewer pipe network through evacuation blow off pipe 19, finally reaches the effect of the fire water in the evacuation fire pond 3.

Optionally, as shown in fig. 1, the fire-fighting water storage and supply facility further includes a water meter well 21; the water meter well 21 is arranged on one side of the fire pool 3, which is far away from the water pump room 1; a water supply pipe 20 is arranged in the water meter well 21, and a water meter and a valve are arranged on the water supply pipe 20; one end of the water supply pipe 20 is connected with the outdoor water supply pipe network, and the other end is connected with the fire pool 3.

In some embodiments, a well cover is disposed on the water meter well 21, and a lock is disposed on the well cover.

In the embodiment of the utility model, usable feed pipe provides and supplyes the fire-fighting water for fire pond 3 and suction well 6.

Optionally, as shown in fig. 1, the fire-fighting water storage and supply facility further includes an overflow well 24; the overflow well 24 is arranged on one side of the fire pool 3, which is far away from the water pump room 1; the overflow well 24 is a B-type overflow well; the overflow well 24 is connected to the fire pool 3 through an overflow pipe 23 provided in the fire pool 3.

In some embodiments, the port of the overflow pipe 23 may be a bell mouth, the height of the rim of the bell mouth is equal to the overflow water level of the fire pool 3, and when the water in the fire pool 3 exceeds the overflow water level, a part of the fire water above the bell mouth enters the overflow pipe 23 and is discharged to the outdoor sewer network through the overflow well 24 and the overflow pipe 23 disposed at the other side of the overflow well 24.

Optionally, as shown in fig. 1, the fire-fighting water storage and supply facility further includes an ultrasonic water level indicator 22 disposed below the top of the fire pool 3, the ultrasonic water level indicator 22 being disposed adjacent to the overflow pipe 23; the ultrasonic water level indicating device 22 may display the fire water level in real time and transmit a fire water level signal to the fire control center. When the fire water level is higher than the highest alarm water level or the water level is lower than the lowest alarm water level, the ultrasonic water level indicating device 22 transmits the alarm information to the fire control room to remind the manager of overflowing or water volume supplement.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A fire control water storage and water supply facility, its characterized in that includes: a fire pump house, a fire pool, and a box culvert;

the fire-fighting water pump room is arranged in a basement of a ground building; the fire-fighting water pool and the fire-fighting water pump room are arranged on the same layer, and do not overlap with the orthographic projection of the ground building on the horizontal ground;

the fire-fighting water pump room comprises a water pump room, a water suction well, a fire-fighting water feed pump and a water suction pipe which are adjacently arranged;

an opening is formed in the side wall of the suction well, which is far away from the water pump room, and the suction well is connected with the box culvert through the opening;

the fire-fighting water supply pump is arranged in the water pump room and is connected with the water suction well through the water suction pipe.

2. A fire water storage and supply facility as claimed in claim 1, wherein said fire pump house is further provided with drainage gutters and catchments pits;

the drainage ditch is arranged along the water suction well and close to the wall foot of the water pump room, the top of the drainage ditch is flush with the bottom of the water pump room, and a cover plate is arranged at the top of the drainage ditch; the bottom of the water collecting pit is lower than the bottom of the water pump room; the drainage ditch is used for collecting the ground sewage of the water pump room and draining the ground sewage to the water collection pit;

the water collecting pits are arranged at two ends of the drainage ditch.

3. A fire-fighting water storage and supply facility as defined in claim 2 wherein a submersible sewage pump and a sewage drain are provided in the sump.

4. The fire protection water storage and supply facility of claim 1, further comprising an access hole, the access hole communicating with the box culvert and the suction well.

5. The fire-fighting water storage and supply facility of claim 1, wherein the box culvert is connected to the suction well by a first flexible connection means;

the box culvert is connected with the fire pool, and a second flexible connecting device is arranged inside the joint of the box culvert and the fire pool for the gate valve hole and outside the gate valve hole.

6. The fire protection water storage and supply facility of claim 5, further comprising a gate valve well and a gate valve;

the gate valve well is arranged right above the gate valve hole; the top of the gate valve well is flush with the horizontal ground, and a cover plate is arranged at the top of the gate valve well;

the gate valve comprises a control end and a gate, the control end is arranged in the gate valve well, and the gate is arranged in the gate valve hole.

7. The fire-fighting water storage and supply facility of claim 1, wherein the fire pool is provided with vent pipes on both sides close to and away from the pump room;

the breather pipe is followed the below extension of level ground reaches above the level ground, just in the breather pipe surpass the mouth of pipe on level ground sets up stainless steel protection against insects screen panel and ventilator cap.

8. The fire fighting water storage and supply facility of claim 7, further comprising an evacuation sump, an evacuation sump submersible sewage pump, and an evacuation drain pipe;

the emptying water collecting pit is arranged below the access hole of the fire pool, the top of the emptying water collecting pit is flush with the bottom of the fire pool, and the bottom of the emptying water collecting pit is lower than the bottom of the fire pool;

the emptying sump submersible sewage pump is arranged in the emptying sump; the emptying sewage discharge pipe is arranged on the emptying sump pit submersible sewage pump and corresponds to the emptying sump pit submersible sewage pump one by one.

9. The fire protection water storage and supply facility of claim 1, further comprising a water meter well;

the water meter well is arranged on one side, away from the water pump room, of the fire pool; a water supply pipe is arranged in the water meter well, and a water meter and a valve are arranged on the water supply pipe;

one end of the water supply pipe is connected with the outdoor water supply pipe network, and the other end of the water supply pipe is connected with the fire pool.

10. The fire protection water storage and supply facility of claim 1, further comprising an overflow well;

the overflow well is arranged on one side of the fire pool, which is far away from the water pump room; the overflow well is a B-type overflow well;

the overflow well is connected with the fire pool through an overflow pipe arranged in the fire pool;

the fire-fighting water storage and supply facility also comprises an ultrasonic water level transmission device arranged below the top of the fire pool, and the ultrasonic water level transmission device is arranged close to the overflow pipe;

the ultrasonic water level transmission device can display the fire fighting water level in real time and send a fire fighting water level signal to the fire fighting control center.