CN217027282U

CN217027282U - Fire-fighting water intake device

Info

Publication number: CN217027282U
Application number: CN202220790606.XU
Authority: CN
Inventors: 付博新; 张馨竹; 陈刚; 应翘楚
Original assignee: Water Transport Planning And Design Co ltd
Current assignee: Water Transport Planning And Design Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-22
Anticipated expiration: 2032-04-07

Abstract

The utility model provides a fire-fighting water intake device. Fire control water intake device includes: the first pipe section is laid underground, and a first end of the first pipe section extends into a water source; the second pipe section is arranged at an included angle with the first pipe section, the first end of the second pipe section is connected with the second end of the first pipe section, and the second end of the second pipe section is communicated with the equipment to be taken; wherein, the periphery of second pipeline section is equipped with the heat preservation, and the second end of second pipeline section is equipped with the heat preservation lid. By applying the technical scheme of the utility model, the problem that the fire-fighting water taking device in the prior art can not take water at any time due to the frozen water surface can be solved.

Description

Fire-fighting water taking device

Technical Field

The utility model relates to the technical field of fire-fighting water taking facilities, in particular to a fire-fighting water taking device.

Background

The fire-fighting water source in the harbor area is generally a water supply pipe network and seawater, and aiming at the conventional water taking schemes at present, the following defects are mainly found from the aspects of equipment reliability, natural conditions and cost:

when the harbor district fire water source is the water supply network, when the water supply network can not satisfy the requirement of the total amount of fire-fighting water, a fire pool or a fire water tank needs to be additionally configured (the fire pool or the fire water tank in the freezing area in winter should be provided with anti-freezing measures). As a facility with low use frequency in an emergency state, the construction and maintenance costs of the fire pool and the anti-freezing facility thereof are high. Moreover, the capacity of the fire pool is limited, and if an accident occurs, the water replenishing time of the fire pool needs to be considered, so that the fire pool cannot be taken and used at any time.

When the fire-fighting water source or the emergency water source in the harbor area is seawater, the seawater is taken out to a fire-fighting pool or a fire-fighting water tank by a water pump at the bank for standby (the fire-fighting pool or the fire-fighting water tank in the freezing area in winter should be provided with anti-freezing measures). The scheme is provided with permanent electrical equipment and a civil engineering structure, so that on one hand, the equipment is influenced by wind, sunshine, rain, seawater corrosion, fouling of marine organisms and bottom mud and the like, and the reliability is low; on the other hand, the construction and maintenance costs of the plant are high.

As a standby measure in a large-scale fire accident state in a harbor area, seawater is directly pumped from the shore by a water pump for a fire truck for fire fighting so as to supply for fire fighting, although the operation is simple and convenient, the cost is low, the water can not be taken at any time all day due to factors such as extreme weather (water surface is frozen) and the like, and the accident guarantee rate is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a fire-fighting water taking device, which solves the problem that the fire-fighting water taking device in the prior art cannot take water at any time due to freezing of the water surface.

In order to achieve the above object, the present invention provides a fire fighting water intake apparatus, comprising: the first pipe section is laid underground, and a first end of the first pipe section extends into a water source; the second pipe section is arranged at an included angle with the first pipe section, the first end of the second pipe section is connected with the second end of the first pipe section, and the second end of the second pipe section is communicated with the equipment to be taken; wherein, the periphery of second pipeline section is equipped with the heat preservation, and the second end of second pipeline section is equipped with the heat preservation lid.

Further, a filter screen is arranged at the first end of the first pipe section.

Furthermore, a crawling ladder is arranged in the second pipe section and is connected with the second pipe section in a welded mode.

Furthermore, a mounting seat is arranged in the second pipe section, and a sacrificial anode block is arranged on the mounting seat.

Furthermore, the first pipe section and the second pipe section are both steel pipes and are connected in a welding mode.

Further, the second pipe section is a plurality of, and a plurality of second pipe sections are arranged at the second end of first pipe section interval.

Further, the height h of the second pipe section in the vertical direction satisfies: h is more than or equal to 5.4m and less than or equal to 6 m.

Further, the first pipe section is arranged obliquely relative to the horizontal direction, and the first end of the first pipe section is arranged lower than the second end.

Further, the length L of the first pipe section satisfies: l is more than or equal to 80m and less than or equal to 90 m.

Furthermore, the internal face and the surface of first pipeline section are equipped with first anticorrosive coating, and the internal face and the surface of second pipeline section are equipped with the second anticorrosive coating.

By applying the technical scheme of the utility model, the heat preservation layer is arranged on the periphery of the second pipe section, and the heat preservation cover is arranged on the second section of the second pipe section, so that the second pipe section can be preserved heat, the normal use of the fire-fighting water intake device in extreme weather is ensured, the requirement of fire-fighting water intake is further ensured, all-weather water intake at any time is realized, and the accident guarantee rate is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic structural view showing an embodiment of a water intake apparatus for fire fighting according to the present invention; and

fig. 2 is a schematic top view showing a usage scenario of the water intake fire fighting device of fig. 1.

Wherein the figures include the following reference numerals:

10. a first tube section; 11. a filter screen; 20. a second pipe section.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1, the present embodiment provides a water intake device for fire fighting, which comprises a first pipe section 10 and a second pipe section 20. The first pipe section 10 is laid underground, and a first end of the first pipe section 10 extends into a water source; the second pipe section 20 and the first pipe section 10 are arranged at an included angle, the first end of the second pipe section 20 is connected with the second end of the first pipe section 10, and the second end of the second pipe section 20 is arranged to be communicated with equipment to be taken; wherein, the periphery of second pipeline section 20 is equipped with the heat preservation, and the second end of second pipeline section 20 is equipped with the heat preservation lid.

In this embodiment, owing to set up the heat preservation in the periphery of second pipeline section 20, set up the heat preservation lid at the second section of second pipeline section 20 to can keep warm to second pipeline section 20, guarantee the normal use of fire prevention water intake device under the extreme weather, and then ensure that the fire control water intaking is required, realize getting water at any time in all weather, improve the accident guarantee rate.

Furthermore, the technical scheme of the embodiment is that the seawater is introduced into a land side water intake well, namely the second pipe section 20, by burying an L-shaped water intake pipe at a proper position behind a port area revetment and utilizing the principle of a communicating vessel, and then the seawater is pumped by a water pump of a fire fighting truck for preparing for fire fighting. Wherein, sea side intake pipe mouth department need guarantee unobstructed, rivers are steady, and intake pipe mouth top elevation design should guarantee that the water intaking does not receive the influence of freezing, siltation to it is required to ensure to get the water at any time.

Preferably, the first end of the first tube section 10 is provided with a filter screen 11.

Due to the arrangement of the filter screen, impurities in the seawater can be effectively filtered, and the situation that the first pipe section or the second pipe section is blocked by excessive impurities is avoided. And the mode of setting up filter screen 11 is fairly simple, the installation operation of being convenient for, and the cost is lower.

As shown in fig. 1, in this embodiment, a ladder stand is provided in the second pipe section 20, and the ladder stand is welded to the second pipe section 20.

The above-mentioned setting is convenient for the operation personnel to advance to look over the maintenance as in the water intaking device, and welded connection's mode structural strength is higher, is convenient for connect the operation.

In this embodiment, as shown in fig. 1, a mounting seat is provided in the second pipe section 20, and a sacrificial anode block is provided on the mounting seat.

Through the arrangement, the sacrificial anode block is arranged, and the chlorine is obtained by adopting an electrochemical method and hydrolyzed to generate hypochlorous acid, so that the marine organisms can be efficiently prevented from adhering to the pipeline.

As shown in fig. 1, in the present embodiment, the first pipe segment 10 and the second pipe segment 20 are both steel pipes, and the first pipe segment 10 and the second pipe segment 20 are welded.

The materials are good in corrosion resistance and high in connection strength, and can meet the requirements of outdoor use and seawater use.

As shown in fig. 1, in the present embodiment, the second pipe segment 20 is provided in a plurality, and the plurality of second pipe segments 20 are arranged at intervals at the second end of the first pipe segment 10.

Specifically, in the present embodiment, 6 water taking wells are arranged, all of which are steel pipe structures with a diameter of 1.2m, and the top surface of the well structure is about 0.5m higher than the ground. Considering that the frozen soil is thicker in winter, in order to prevent seawater in the well from freezing and being difficult to take water, heat preservation treatment is carried out on the part 1.5m below the ground and higher than the ground of the water taking well. The periphery of the water taking well is tightly wrapped by a heat insulation material, and a protective layer is arranged on the outer side to prevent the heat insulation material from being damaged; the well top plate adopts an outer-packing heat preservation mode, measures are taken to ensure that the well top plate heat preservation and the well periphery heat preservation are combined perfectly, and a heat preservation cover is arranged on a hole of the top plate.

As shown in fig. 1, in the present embodiment, the height h of the second pipe section 20 in the vertical direction satisfies: h is more than or equal to 5.4m and less than or equal to 6 m.

As shown in fig. 1, in the present embodiment, the first pipe section 10 is disposed obliquely with respect to the horizontal direction, and the first end of the first pipe section 10 is disposed lower than the second end.

The arrangement facilitates the seawater to enter the first pipe section 10 and the second pipe section 20 under the action of self gravity, a power device is not required to be provided, the structure of the water taking device is simplified, and the cost is reduced.

As shown in fig. 1, in the present embodiment, the length L of the first pipe section 10 satisfies: l is more than or equal to 80m and less than or equal to 90 m.

Preferably, the inner wall surface and the outer surface of the first pipe section 10 are provided with a first anticorrosive layer, and the inner wall surface and the outer surface of the second pipe section 20 are provided with a second anticorrosive layer.

In addition, as shown in fig. 2, the outermost side of the water intake site is provided with a catch basin and a water collecting well, rainwater is collected by the catch basin and then drained to the sea side through a drain pipe buried underground, and a duckbill valve is arranged in the pipe to prevent seawater from flowing back to the site. When water accumulation occurs in the field, the fire engine can absorb water from a water collecting well (2m x 2m x 1.5.5 m) at the upper left of the field.

The technical scheme of the embodiment is realized by the following modes:

this embodiment sets up steel grating in intake pipe mouth department through burying L type intake pipe's mode underground to filter the large scale impurity in the sea water, welded the steel ladder in the second pipeline section, make things convenient for the diver to get into the pipeline and maintain. The pipeline is flushed by a mode of simultaneously injecting water at an onshore wellhead by a certain number of fire engines at regular intervals. In addition, a sacrificial anode block can be preset in the second pipe section, chlorine is obtained by an electrochemical method, and the chlorine is hydrolyzed to generate hypochlorous acid, so that the pipeline can be efficiently prevented from being attached by marine organisms. The scheme does not need to arrange permanent electrical equipment and large-scale civil engineering construction, and has low construction and maintenance cost.

The design of this scheme sea side intake pipe mouth top elevation satisfies in the structure uses the recurrence period, and the intake is not influenced by sea ice and siltation. Aiming at the influence of freezing in northern areas, the well top plate adopts an outer-packing heat-insulation mode, a heat-insulation well cover is arranged, and heat insulation treatment is carried out on the water taking well mouth in the range of the part below the ground and above the ground. The measures can realize all-weather water taking at any time without water storage, and greatly improve the accident guarantee rate.

The design of this scheme land side water intaking well head elevation satisfies the suction range requirement (vertical suction range 7m) of ordinary fire engine vehicle water pump, realizes that the fire engine directly gets water in water intaking well head department, need not to go to the bank. This scheme is through the adjustment bury ground intake pipe position, realizes that the sea water is taken in rear place, can be used to keep off the wave wall too high, the too big condition that waits fire engine can't travel to the bank, also can be used to pier platform great with the water level difference, the unsatisfied fire engine water pump suction range of bank water intaking etc. condition.

The fire-fighting water pool or the fire-fighting water tank is provided with a certain effective volume and water supplementing time according to fire protection standards, for large-scale dangerous goods berths, a water supply pipe network is arranged and certain fire-fighting water is reserved when a large-scale fire accident happens, the scheme and the facility can ensure that seawater can be taken at any time and without limitation, the water supplementing time of the water pool is saved, and the accident guarantee rate can be greatly improved; no water storage is needed in normal times; the construction cost is low, and the construction scheme is mature; the maintenance is simple, and the pipe can be prevented from being blocked by regular flushing.

The technical scheme of the embodiment has the following advantages:

permanent electrical equipment and a fire pool are not required to be arranged, so that the construction and maintenance cost is saved;

the device can realize all-weather shore seawater taking, is not limited by natural conditions (freezing, water level, tidal range and distance from shore), and has high reliability;

the method can be used for standby measures in large-scale fire accident states of large-scale dangerous goods berths, seawater can be taken out at any time and without limitation, water supplementing time of the water pool is saved, and accident guarantee rate is greatly improved.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the heat preservation layer is arranged on the periphery of the second pipe section, and the heat preservation cover is arranged on the second section of the second pipe section, so that the second pipe section can be subjected to heat preservation, the normal use of the fire-fighting water taking device in extreme weather is guaranteed, the requirement of fire-fighting water taking is further guaranteed, all-weather water taking is realized at any time, and the accident guarantee rate is improved.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire control water intake device, its characterized in that includes:

a first pipe section (10) laid underground, a first end of the first pipe section (10) extending into a water source;

the second pipe section (20) is arranged at an included angle with the first pipe section (10), the first end of the second pipe section (20) is connected with the second end of the first pipe section (10), and the second end of the second pipe section (20) is arranged in a mode that the second end of the second pipe section can be communicated with equipment to be fetched;

the periphery of the second pipe section (20) is provided with a heat insulation layer, and the second end of the second pipe section (20) is provided with a heat insulation cover.

2. A water intake installation as claimed in claim 1, wherein the first end of the first pipe section (10) is provided with a filter screen (11).

3. A fire fighting water intake device according to claim 1, wherein a ladder is provided in the second pipe section (20), and the ladder is welded to the second pipe section (20).

4. A water intake installation as claimed in claim 1, wherein the second pipe section (20) has a mounting socket provided with a sacrificial anode block.

5. A water intake installation as claimed in claim 1, wherein the first pipe section (10) and the second pipe section (20) are both steel pipes, the first pipe section (10) and the second pipe section (20) being welded together.

6. A water intake fire fighting apparatus according to any one of claims 1 to 5, wherein the second pipe section (20) is plural, and a plurality of the second pipe sections (20) are provided at intervals at the second end of the first pipe section (10).

7. A water intake fire fighting device according to any one of claims 1 to 5, characterized in that the height h of the second pipe section (20) in the vertical direction satisfies: h is more than or equal to 5.4m and less than or equal to 6 m.

8. A fire fighting water intake device according to any one of claims 1 to 5, characterized in that the first pipe section (10) is arranged obliquely with respect to the horizontal, the first end of the first pipe section (10) being arranged lower than the second end.

9. A water intake fire fighting device according to any one of claims 1 to 5, characterized in that the length L of the first pipe section (10) satisfies: l is more than or equal to 80m and less than or equal to 90 m.

10. A fire fighting water intake device according to any one of claims 1 to 5, wherein the inner wall surface and the outer surface of the first pipe section (10) are provided with a first anticorrosive layer, and the inner wall surface and the outer surface of the second pipe section (20) are provided with a second anticorrosive layer.