阅读说明：本技术 一种水幕系统 (Water curtain system ) 是由 田利伟 王斌 郭旭晖 郭辉 庄炜茜 蒋仕强 于 2020-05-19 设计创作，主要内容包括：本发明公开了一种水幕系统,包括水幕生成装置和水收集装置；所述水幕生成装置包括水幕喷头和为所述水幕喷头供水的输水管,所述水幕喷头的喷水方向朝下；所述水收集装置包括集水沟和蓄水池,所述集水沟位于所述水幕喷头下方,所述蓄水池与所述集水沟连通；所述输水管一端连接所述水幕喷头,另一端连接所述蓄水池。本发明的水幕系统,节省了用水量,增加了保护时间。(The invention discloses a water curtain system, which comprises a water curtain generating device and a water collecting device, wherein the water curtain generating device comprises a water curtain generating device and a water collecting device; the water curtain generating device comprises a water curtain spray head and a water delivery pipe for supplying water to the water curtain spray head, and the water spraying direction of the water curtain spray head faces downwards; the water collecting device comprises a water collecting ditch and a reservoir, the water collecting ditch is positioned below the water curtain spray head, and the reservoir is communicated with the water collecting ditch; one end of the water delivery pipe is connected with the water curtain spray head, and the other end of the water delivery pipe is connected with the reservoir. The water curtain system saves water consumption and increases protection time.)

1. A water curtain system, comprising a water curtain generating means and a water collecting means; the water curtain generating device comprises a water curtain spray head and a water delivery pipe for supplying water to the water curtain spray head, and the water spraying direction of the water curtain spray head faces downwards; the water collecting device comprises a water collecting ditch and a reservoir, the water collecting ditch is positioned below the water curtain spray head, and the reservoir is communicated with the water collecting ditch; one end of the water delivery pipe is connected with the water curtain spray head, and the other end of the water delivery pipe is connected with the reservoir.

2. The water curtain system of claim 1, wherein the water collection trench has a gradually decreasing slope toward the reservoir.

3. The water curtain system of claim 2, wherein the water collection device further comprises a settling tank positioned between the catch basin and the reservoir; one end of the settling tank is communicated with the water collecting ditch, and the other end of the settling tank is communicated with the reservoir; the area of the settling tank is smaller than the preset value of the reservoir, and one end of the settling tank, which is communicated with the reservoir, is provided with a water retaining wall with a preset height.

4. The water curtain system of claim 3, wherein the water collection device further comprises water collection ramps located on both sides of the water collection trench; the catchment slope has a slope gradually descending towards the catchment ditch direction.

5. The water curtain system as claimed in claim 1 or 2, wherein the water curtain generating device further comprises a suction pipe and a water pump for powering the suction pipe, the water pipe is connected to the reservoir through the suction pipe; one end of the water suction pipe extends into the reservoir, and the other end of the water suction pipe is connected with the water delivery pipe.

6. The water curtain system as recited in claim 5, wherein the water curtain generating device further comprises a first filter member, the first filter member being a filter screen; the filter screen is positioned at the periphery of the water suction pipe extending into the reservoir and surrounds the water suction port of the water suction pipe.

7. The water curtain system of claim 6, wherein the water curtain generating device further comprises a second filter element, the second filter element being a filter; the filter is positioned between the water suction port and the water inlet of the water pump.

8. The water curtain system as claimed in claim 7, wherein the water curtain generating device further comprises a water distribution pipe through which the water delivery pipe is connected to the water curtain nozzle; the water distribution pipe is positioned above the water curtain nozzles and is provided with a plurality of water curtain nozzles.

9. The water curtain system of claim 5, further comprising a water curtain activation device including a fire detector to detect a fire and a system controller electrically connected to the fire detector; the system controller is electrically connected with the water pump.

10. The water curtain system of claim 9, wherein the water curtain activation device further comprises an alarm, the alarm being electrically connected to the system controller.

Technical Field

The invention relates to the technical field of fire fighting, in particular to a water curtain system.

Background

As one of urban roads, tunnels tend to be complicated with the development of cities and the restriction of ground space. Typically, tunnels have multiple branches connected to the ground and often directly to the underground structures of the various plots of the city. Once a fire occurs, especially the spread of smoke, the safety of lives and property is greatly threatened. The smoke is controlled within a certain range and then is discharged by the fan, which is an effective solution. Conventional smoke separation means include fire curtains, water curtains and the like. The tunnel can be completely isolated by adopting the separation measure of the fireproof roller shutter, so that the escape of personnel and the entry of fire-fighting vehicles are not facilitated. The existing separation measures adopting water curtains also have the problem of limited protection time. Because the water consumption of the water curtain is very large, the water curtain needs to be conveyed to the position of a fire disaster through a long-distance fire-fighting pipe network.

Disclosure of Invention

In order to solve the existing technical problem, the embodiment of the invention provides a water curtain system, which can reduce the water consumption of a water curtain and increase the protection time.

In order to achieve the above purpose, the technical solution of the embodiment of the present invention is realized as follows:

a water curtain system comprising a water curtain generating means and a water collecting means; the water curtain generating device comprises a water curtain spray head and a water delivery pipe for supplying water to the water curtain spray head, and the water spraying direction of the water curtain spray head faces downwards; the water collecting device comprises a water collecting ditch and a reservoir, the water collecting ditch is positioned below the water curtain spray head, and the reservoir is communicated with the water collecting ditch; one end of the water delivery pipe is connected with the water curtain spray head, and the other end of the water delivery pipe is connected with the reservoir.

In the above scheme, the water collecting ditch has a gradient gradually descending towards the direction of the water storage tank.

In the above scheme, the water collecting device further comprises a settling tank, and the settling tank is located between the water collecting ditch and the water storage tank; one end of the settling tank is communicated with the water collecting ditch, and the other end of the settling tank is communicated with the reservoir; the area of the settling tank is smaller than the preset value of the reservoir, and one end of the settling tank, which is communicated with the reservoir, is provided with a water retaining wall with a preset height.

In the above scheme, the water collecting device further comprises water collecting slopes, and the water collecting slopes are located on two sides of the water collecting ditch; the catchment slope has a slope gradually descending towards the catchment ditch direction.

In the above scheme, the water curtain generating device further comprises a water suction pipe and a water pump for providing power for the water suction pipe, and the water pipe is connected with the reservoir through the water suction pipe; one end of the water suction pipe extends into the reservoir, and the other end of the water suction pipe is connected with the water delivery pipe.

In the above scheme, the water curtain generating device further comprises a first filtering component, wherein the first filtering component is a filter screen; the filter screen is positioned at the periphery of the water suction pipe extending into the reservoir and surrounds the water suction port of the water suction pipe.

In the above scheme, the water curtain generating device further comprises a second filtering component, and the second filtering component is a filter; the filter is positioned between the water suction port and the water inlet of the water pump.

In the above scheme, the water curtain generating device further comprises a water distribution pipe, and the water delivery pipe is connected to the water curtain nozzle through the water distribution pipe; the water distribution pipe is positioned above the water curtain nozzles and is provided with a plurality of water curtain nozzles.

In the above scheme, the water curtain system further comprises a water curtain starting device, wherein the water curtain starting device comprises a fire detector for detecting fire and a system controller electrically connected with the fire detector; the system controller is electrically connected with the water pump.

In the above scheme, the water curtain starting device further comprises an alarm, and the alarm is electrically connected with the system controller.

The water curtain system provided by the embodiment of the invention comprises a water curtain generating device and a water collecting device; the water curtain generating device comprises a water curtain spray head and a water delivery pipe for supplying water to the water curtain spray head, and the water spraying direction of the water curtain spray head faces downwards; the water collecting device comprises a water collecting ditch and a reservoir, the water collecting ditch is positioned below the water curtain spray head, and the reservoir is communicated with the water collecting ditch; one end of the water delivery pipe is connected with the water curtain spray head, and the other end of the water delivery pipe is connected with the reservoir; therefore, the water curtain system provided by the embodiment of the invention has the advantages that the water collecting device is arranged, so that the water falling from the water curtain can be recycled, the water consumption is saved, and the protection time is prolonged.

Other beneficial effects of the embodiments of the present invention will be further described in conjunction with the specific technical solutions in the detailed description.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below. It should be understood that the drawings described below are only a part of the drawings of the embodiments of the present invention, and that other drawings may be obtained by those skilled in the art without inventive effort.

FIG. 1 is a schematic plan view of a water curtain system according to an embodiment of the present invention;

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken along line C-C in FIG. 1.

Detailed Description

The embodiment of the invention provides a water curtain system, which comprises a water curtain generating device and a water collecting device, wherein the water curtain generating device comprises a water curtain generating device and a water collecting device; the water curtain generating device comprises a water curtain spray head and a water delivery pipe for supplying water to the water curtain spray head, and the water spraying direction of the water curtain spray head faces downwards; the water collecting device comprises a water collecting ditch and a reservoir, the water collecting ditch is positioned below the water curtain spray head, and the reservoir is communicated with the water collecting ditch; one end of the water delivery pipe is connected with the water curtain spray head, and the other end of the water delivery pipe is connected with the reservoir.

According to the water curtain system provided by the embodiment of the invention, the water collecting device is arranged, so that the water falling from the water curtain can be recycled, the water consumption is saved, and the protection time is prolonged.

In other embodiments of the invention, the catchment channel has a gradient that gradually decreases towards the reservoir. Therefore, the water in the water collecting ditch can flow into the reservoir more conveniently, and the water collecting ditch is a better embodiment.

In other embodiments of the invention, the water collection device further comprises a settling tank located between the catch basin and the reservoir; one end of the settling tank is communicated with the water collecting ditch, and the other end of the settling tank is communicated with the reservoir; the area of the settling tank is smaller than the preset value of the reservoir, and one end of the settling tank, which is communicated with the reservoir, is provided with a water retaining wall with a preset height. Like this, can subside the large granule impurity of aquatic, avoid getting into and lead to cistern retaining capacity to descend after the cistern, be better embodiment. The water retaining wall with the preset height can block impurities, particularly large-particle impurities, and the preset height can be 300-500 mm.

In other embodiments of the present invention, the water collecting device further comprises water collecting slopes, the water collecting slopes being located at both sides of the water collecting trench; the catchment slope has a slope gradually descending towards the catchment ditch direction. Therefore, the water splashed from the water collecting channel is collected in the water collecting channel, and the water collecting channel is a better embodiment mode.

In other embodiments of the present invention, the water curtain generating apparatus further includes a suction pipe and a water pump for providing power to the suction pipe, and the water pipe is connected to the reservoir through the suction pipe; one end of the water suction pipe extends into the reservoir, and the other end of the water suction pipe is connected with the water delivery pipe. The water storage tank is of a corresponding structure below the water conveying pipe, so that the water conveying pipe is convenient to convey water quickly and is a better implementation mode. It will be appreciated that it is also possible if the reservoir is arranged above the water duct, for example by conveying water from the gutter to the reservoir by means of a water pump.

In other embodiments of the present invention, the water curtain generating apparatus further includes a first filtering component, the first filtering component is a filtering net; the filter screen is positioned at the periphery of the water suction pipe extending into the reservoir and surrounds the water suction port of the water suction pipe. Therefore, water sucked by the water suction pipe is filtered by the filter screen, the water body is cleaner, and the water curtain spray head and the pipeline are prevented from being blocked, so that the water suction pipe is a better implementation mode.

In other embodiments of the present invention, the water curtain generating device further comprises a second filtering component, the second filtering component is a filter; the filter is positioned between the water suction port and the water inlet of the water pump. Therefore, the water body can be better cleaned through further filtering by the filter, and the filter is a better embodiment.

In other embodiments of the present invention, the water curtain generating device further includes a water distribution pipe, and the water conveying pipe is connected to the water curtain nozzle through the water distribution pipe; the water distribution pipe is positioned above the water curtain nozzles and is provided with a plurality of water curtain nozzles. Thus, the installation of a plurality of water curtain spray heads is convenient, and the water curtain spray head is a better embodiment.

In other embodiments of the present invention, the water curtain system further comprises a water curtain activation device comprising a fire detector to detect a fire and a system controller electrically connected to the fire detector; the system controller is electrically connected with the water pump. Specifically, after receiving a fire signal sent by the fire detector, the system controller sends a starting signal to the water pump, starts the water pump to absorb water, and further generates a water curtain. Therefore, the water curtain system can be automatically started according to the fire disaster condition, the reaction is more timely and safer, and the water curtain system is a better implementation mode.

In other embodiments of the present invention, the water curtain activation device further comprises an alarm, and the alarm is electrically connected to the system controller. Therefore, except forming the water curtain, the water curtain can also give an alarm to remind the user and the fire department to take corresponding actions, and the water curtain is a better implementation mode.

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Also, the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without inventive step, are within the scope of protection of the present invention.

The present embodiment provides a water curtain system, as shown in fig. 1 to 4, the water curtain system includes a water curtain generating device, a water collecting device and a water curtain starting device;

the water curtain generating device comprises a water curtain nozzle 11, a water delivery pipe 12, a water distribution pipe 13, a water suction pipe 14, a water pump 15, a first filtering part 161 and a second filtering part 162;

the water curtain nozzles 11 are used for forming a water curtain by spraying water columns, namely a plurality of water curtain nozzles 11 are sprayed together to form a water curtain; the water spraying direction of the water curtain spray head 11 is downward; specifically, the water curtain nozzles 10 are installed in a single row, the installation distance is 2m, the distance from the side wall of the tunnel is 0.1-1.0 m, and the working pressure is 0.1 MPa.

The water delivery pipe 12 is used for supplying water to the water curtain spray head 11; one end of the water delivery pipe 12 is connected with the water curtain spray head 11, and the other end of the water delivery pipe is connected with the water storage tank 21. The water distribution pipe 13 is used for distributing and installing a plurality of water curtain nozzles 11; the water delivery pipe 12 is connected to the water curtain nozzle 11 through the water distribution pipe 13; the water distribution pipe 13 is located above the water curtain nozzles 11, and is provided with a plurality of water curtain nozzles 11.

The suction pipe 14 is used for sucking water from the water storage tank 21; the water pipe 12 is connected with the reservoir 21 through the suction pipe 14. One end of the suction pipe 14 extends into the reservoir 21, and the other end is connected with the water pipe 12.

The water pump 15 is used for providing water absorption power for the water absorption pipe 14;

the first filtering component 161 is used for filtering the water body before the water suction pipe 14 sucks water, and is a primary filter or a coarse filter; specifically, the first filter element 161 is a filter screen; the filter screen is positioned at the periphery of the suction pipe 14 extending into the water reservoir 21 and surrounds the suction opening of the suction pipe 14.

The second filtering component 162 is used for further filtering the water in the water suction pipe 14, and is a fine filter for further filtering. Specifically, the second filter part 162 is a Y-shaped filter disposed in the pipeline, and the filter element may be a melt-blown pp filter element; the filter is positioned between the water suction port and the water inlet of the water pump 15.

The water collecting device comprises a reservoir 21, a water collecting ditch 22, a settling tank 23 and a water collecting slope 24;

the reservoir 21 is used for accumulating the collected water so as to provide continuous circulating water for the water curtain generating device.

The water collecting channel 22 is used for collecting the water sprayed by the water curtain spray head 11 and flowing into the reservoir 21. The water collecting ditch 22 is positioned below the water curtain spray head 11, and the water storage tank 21 is communicated with the water collecting ditch 22; the water collecting channel 22 has a gradient gradually decreasing toward the reservoir 21, specifically, the width of the water collecting channel is 200mm, the depth of the initial point is 200mm, and the gradient may be 1%, where the gradient is represented by i in the drawing, i.e., i is 1%.

The settling tank 23 is used for filtering large-particle impurities in water, and the water storage capacity of the water storage tank 21 is prevented from being reduced after the large-particle impurities enter the water storage tank 21. The settling tank 23 is located between the catch basin 22 and the reservoir 21; one end of the settling tank 23 is communicated with the water collecting ditch 22, and the other end of the settling tank is communicated with the water storage tank 21; the area of the settling tank 23 is smaller than the preset value of the water storage tank 21, and one end of the settling tank 23, which is communicated with the water storage tank 21, is provided with a water retaining wall with the height of 400mm for retaining impurities. Like this, can deposit the large granule impurity of aquatic, avoid getting into leading to cistern 21 retaining ability to descend behind the cistern 21. Specifically, the depth of the settling tank is 400mm, the width of the settling tank is 200mm, and the length of the settling tank is the same as that of the water storage tank; the settling tank is 200mm lower than the end of the water collecting ditch near the top of the water retaining wall at the side of the reservoir. In practice, the area of the settling tank is about 1/10 of the reservoir.

The water collection slope 24 is used for collecting water splashed by the water curtain falling to the water collection ditch 22 or overflowed water. The water collecting slopes 24 are positioned at two sides of the water collecting ditch 22; the catchment slope 24 has a gradient gradually decreasing towards the catchment ditch 22, specifically, the catchment slope has a length of 2m on each side, the gradient may be 1%, and the gradient is represented by i in the drawing, i.e. i is 1%.

The water curtain activation device includes a fire detector 31, a system controller 33, and an alarm 35.

The fire detector 31 detects a fire signal, such as sufficient smoke or sufficiently high air temperature, that a fire is deemed to have occurred, and sends a fire signal to the system controller 33. The fire detector 31 is electrically connected to the system controller 33. Specifically, two fire detectors are arranged and are respectively arranged on the side wall or the top of the tunnel 2m away from the two sides of the water distribution pipe.

The system controller 33 is configured to control the water pump 15 to start according to the fire signal sent by the fire detector 31; in order to simplify the structure and control, the water curtain nozzle 11 is not provided with a switch, and the water pipe 12 can be directly sprayed out from the water curtain nozzle 11 when water exists. The system controller 33 is electrically connected to the water pump 15.

The alarm 35 is used for sending an alarm signal to remind a user and a fire department of taking corresponding actions, specifically, after the system controller 33 receives a fire signal sent by the fire detector 31, the water pump 15 is controlled to be started on one side, and the alarm 35 is controlled to work on the other side. The alarm 35 is electrically connected to the system controller 33.

In the description of the embodiments of the present invention, unless otherwise specified and limited, the term "connected" should be understood broadly, and for example, the term may be connected electrically, or may be connected between two elements, directly or indirectly through an intermediate medium, and the specific meaning of the term may be understood by those skilled in the art according to specific situations.

In the embodiments of the present invention, if the terms "first \ second \ third" are used, similar objects are distinguished only, and a specific ordering for the objects is not represented, it should be understood that "first \ second \ third" may be interchanged with a specific order or sequence as the case may be.

It should be appreciated that reference throughout this specification to "one embodiment" or "some embodiments" means that a particular feature, structure or characteristic described in connection with the embodiments is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that, in various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention. The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents, improvements, etc. that are within the spirit and principle of the present invention should be included in the present invention.