CN216497169U

CN216497169U - Fire extinguishing system and fire engine

Info

Publication number: CN216497169U
Application number: CN202122445429.XU
Authority: CN
Inventors: 王振刚; 刘小羊
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Hunan Zoomlion Emergency Equipment Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Hunan Zoomlion Emergency Equipment Co Ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-05-13
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to a fire extinguishing device, and discloses a fire extinguishing system and a fire truck, wherein the fire extinguishing system comprises a high-pressure gas storage device, a dry powder storage device and an injection mechanism which are sequentially connected, a first pressure detection device and a first control valve are arranged between the high-pressure gas storage device and the dry powder storage device through pipelines, a second pressure detection device and a second control valve are arranged between the dry powder storage device and the injection mechanism through pipelines, the first pressure detection device, the first control valve, the second pressure detection device and the second control valve are all in communication connection with an information processing center, and the information processing center is connected with a voice prompt device so as to feed back information in real time. The device can collect and feed back the working information of the device in real time, and makes voice prompt, thereby saving the operation cost and being safe to use.

Description

Fire extinguishing system and fire engine

Technical Field

The utility model relates to a fire extinguishing device, in particular to a fire extinguishing system. In addition, still relate to a fire engine.

Background

For the existing powder injection system, a high-pressure nitrogen bottle of powder fire truck equipment provides high-pressure nitrogen, when fire is extinguished, a nitrogen bottle head valve is opened, nitrogen is used as power to provide pressure for a powder tank, a powder extinguishing agent is pushed to be conveyed to the powder injection system through a pipeline, and then the powder injection system is aimed at a fire source to operate in a manual or automatic adjustment mode, so that the purposes of extinguishing solid, oil, gas and electric fire are achieved.

In the existing powder spraying system, whether the pressure of each pipeline reaches the spraying pressure is manually confirmed, if the spraying valve is opened too early, the fire extinguishing requirement cannot be met, and material waste is caused, and if the spraying valve is opened too late, the danger in the operation process is increased.

Therefore, a new fire extinguishing system needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fire-fighting system which can collect and feed back equipment working information in real time, make voice prompt, save operation cost and is safe to use.

The utility model aims to provide a fire fighting truck which is convenient to operate and safe to use.

In order to solve the technical problems, the utility model provides a fire-fighting system in a first aspect, which comprises a high-pressure gas storage device, a dry powder storage device and an injection mechanism, wherein the high-pressure gas storage device, the dry powder storage device and the injection mechanism are sequentially connected, a first pressure detection device and a first control valve are arranged between the high-pressure gas storage device and the dry powder storage device through pipelines, a second pressure detection device and a second control valve are arranged between the dry powder storage device and the injection mechanism through pipelines, the first pressure detection device, the first control valve, the second pressure detection device and the second control valve are all in communication connection with an information processing center, and the information processing center is connected with a voice prompt device so as to feed back information in real time.

Optionally, the system further comprises a gas preparation device, a third pressure detection device and a third control valve are mounted on a pipeline between the gas preparation device and the high-pressure gas storage device, and the third pressure detection device and the third control valve are both in communication connection with the information processing center.

Furthermore, the gas fire extinguishing system further comprises a gas fire extinguishing pipeline, one end of the gas fire extinguishing pipeline is connected with the gas preparation equipment and the high-pressure gas storage device through a pipeline, the other end of the gas fire extinguishing pipeline is connected with the dry powder storage device and the injection mechanism through a pipeline, and a fourth control valve and a fourth pressure detection device which is in communication connection with the information processing center are installed on the gas fire extinguishing pipeline.

Specifically, the gas preparation equipment is connected with an air compressor.

Specifically, a fifth pressure detection device and a first pressure relief valve are installed on a pipeline between the gas preparation equipment and the air compressor, and the fifth pressure detection device and the first pressure relief valve are both in communication connection with the information processing center.

Optionally, a sixth pressure detection device in communication connection with the information processing center is installed on the gas preparation device.

Optionally, a second pressure relief valve is further installed in a pipeline between the high-pressure gas storage device and the dry powder storage device.

Specifically, a seventh pressure detection device in communication connection with the information processing center is installed on the high-pressure gas storage device, and an eighth pressure detection device in communication connection with the information processing center is installed on the dry powder storage device.

Specifically, the injection mechanism comprises a dry powder gun and a spray head, a fifth control valve is installed on a pipeline between the dry powder gun and the dry powder storage device, and a sixth control valve is installed on a pipeline between the spray head and the dry powder storage device.

Optionally, the fire fighting water pipe connected with the injection mechanism is further included, a seventh control valve and a ninth pressure detection device are installed on the fire fighting water pipe, and the seventh control valve and the ninth pressure detection device are both in communication connection with the information processing center.

The utility model provides a fire fighting truck, which is provided with the fire fighting system in any one of the technical schemes.

Through the technical scheme, the utility model has the following beneficial effects:

according to the utility model, the first pressure detection device and the first control valve are arranged on the pipeline between the high-pressure gas storage device and the dry powder storage device, the second pressure detection device and the second control valve are arranged on the pipeline between the dry powder storage device and the injection mechanism, the information processing center can acquire the pressure information of the first pressure detection device and the second pressure detection device in real time, namely the working information of the equipment in real time, and the opening and closing of the first control valve and the second control valve are controlled according to the pressure information, so that the corresponding voice prompt is given to an operator, the injection valve cannot be opened too early or too late, the fire extinguishing effect is ensured, the operation cost is saved, and the use is safe.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

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

FIG. 1 is a schematic diagram of a fire suppression system according to an embodiment of the present invention.

Description of the reference numerals

1 high-pressure gas storage device 11 first pressure detection device

12 first control valve 13 second relief valve

14 seventh pressure detection device 2 dry powder storage device

21 second pressure detection means 22 second control valve

23 eighth pressure detecting device 3 information processing center

4 voice prompt device 5 gas preparation equipment

51 third pressure detection means 52 third control valve

53 sixth pressure detection means 61 fourth control valve

62 fourth pressure detection device 7 air compressor

71 fifth pressure detection device 72 first relief valve

73 air compressor pressure detection device 81 dry powder gun

82 fifth control valve for spray head 83

84 sixth control valve 91 seventh control valve

92 ninth pressure detecting device 93 Water Source

100 power takeoff

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Furthermore, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicit indication of the number of technical features indicated, and therefore, the features defined as "first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth" may explicitly or implicitly include one or more of the features described.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "disposed" or "connected" are to be construed broadly, e.g., the term "connected" may be a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

First, it should be noted that the fire extinguishing system of the present invention belongs to the field of air pressure, and for those skilled in the art, its substantial technical idea lies in the air pressure connection relationship. The relevant pneumatic elements, such as high pressure ball valves, pressure gauges, dry powder guns, spray heads, etc., are well known to those skilled in the art and are common components in existing pneumatic systems, and therefore, they will be described only briefly below. After understanding the technical concept of the present invention, those skilled in the art can also simply replace a pipeline or a valve, etc. to achieve the function of the fire extinguishing system of the present invention, which also belongs to the protection scope of the present invention.

Referring to fig. 1, the utility model provides a fire-fighting system, which comprises a high-pressure gas storage device 1, a dry powder storage device 2 and an injection mechanism, wherein the high-pressure gas storage device 1, the dry powder storage device 2 and the injection mechanism are sequentially connected, a first pressure detection device 11 and a first control valve 12 are installed on a pipeline between the high-pressure gas storage device 1 and the dry powder storage device 2, the first pressure detection device 11 is used for detecting the pressure at the outlet of the high-pressure gas storage device 1, and the first control valve 12 can control the on-off of the pipeline between the high-pressure gas storage device 1 and the dry powder storage device 2; a second pressure detection device 21 and a second control valve 22 are arranged on a pipeline between the dry powder storage device 2 and the injection mechanism, the second pressure detection device 21 is used for detecting the pressure at the outlet of the dry powder storage device 2, and the second control valve 22 can control the on-off of the pipeline between the dry powder storage device 2 and the injection mechanism; first pressure measurement 11, first control valve 12, second pressure measurement 21 and second control valve 22 all are connected with the communication of information processing center 3, and information processing center 3 is connected with voice prompt device 4, and information processing center 3 can collect the pressure information that first pressure measurement 11 and second pressure measurement 21 detected to according to pressure information, make voice prompt device 4 send voice prompt to operating personnel, open first control valve 12 and second control valve 22, carry out the operation of putting out a fire. The fire-fighting system can collect the working state of equipment in real time, feed back information in real time and make corresponding voice prompt, so that an operator can obtain the pressure value in the pipeline in real time for judging whether the pressure value meets the spraying requirement or not, a specially-assigned person is not required to check and prompt, the operation cost is saved, and the labor is saved.

Preferably, the first pressure detecting device 11 and the second pressure detecting device 21 may adopt a pressure collecting instrument such as a pressure gauge; the first control valve 12 and the second control valve 22 may be pneumatic directional valves, etc., such as control ball valves; the high-pressure gas storage apparatus 1 may be a gas storage tank; the dry powder storage device 2 can be a dry powder tank, and the information processing center 3 can adopt a data processing system formed by data processing instruments such as a PLC (programmable logic controller), a singlechip and the like and is used for receiving information and sending corresponding instructions; the voice guidance device 4 may employ a communication device such as a speaker. The spraying powder of the fire-fighting system of the utility model includes but is not limited to superfine dry powder, common dry powder, cement powder and other various powders.

In addition, in order to ensure the system safety, a second pressure relief valve 13 may be installed on a pipeline between the high-pressure gas storage device 1 and the dry powder storage device 2, and when the output pressure of the high-pressure gas storage device 1 is too high, the information processing center 3 may control the second pressure relief valve 13 to relieve the pressure according to the pressure information fed back by the first pressure detection device 11. The second pressure release valve 13 may be a pneumatic pressure control valve, such as a pneumatic pressure release valve, a three-way high-pressure ball valve, or the like.

As a specific example, a seventh pressure detecting device 14 may be installed on the high-pressure gas storage device 1, the seventh pressure detecting device 14 is connected to the information processing center 3 in a communication manner for detecting the pressure in the high-pressure gas storage device 1, and the seventh pressure detecting device 14 is preferably a pressure sensor; an eighth pressure detection device 23 may be installed on the dry powder storage device 2, the eighth pressure detection device 23 is connected to the information processing center 3 for detecting the pressure inside the dry powder storage device 2, and the eighth pressure detection device 23 is preferably a pressure sensor.

As a specific embodiment of the spraying mechanism, the spraying mechanism comprises a dry powder gun 81 and a spray head 82, a fifth control valve 83 is arranged on a pipeline between the dry powder gun 81 and the dry powder storage device 2, and a sixth control valve 84 is arranged on a pipeline between the spray head 82 and the dry powder storage device 2. The fifth control valve 83 and the sixth control valve 84 may be pneumatic directional valves, such as control ball valves. It is understood that, as the spraying mechanism for spraying the dry powder, the spraying mechanism can be only the dry powder cannon 81, or the spraying mechanism can be only the spray head 82, in this case, the spray head 82 is a dry powder spray head, or the spraying mechanism is formed by the dry powder cannon 81 and the spray head 82 into the structural form shown in fig. 1, and the effect of spraying the dry powder can be effectively achieved.

Generally, an inert gas can be used as a gas source to provide power for the injection of the dry powder, and preferably, nitrogen is used, which is relatively inexpensive to produce.

Further, a gas production facility 5 may be provided in the fire fighting system, and the gas production facility 5 is preferably a nitrogen generator, which is a facility that uses air as a raw material and physically separates oxygen and nitrogen therein to obtain nitrogen gas. The gas preparation device 5 is connected with the high-pressure gas storage device 1, the gas preparation device 5 can separate nitrogen in the air and convey the nitrogen to the high-pressure gas storage device 1 for storage, a third pressure detection device 51 and a third control valve 52 can be installed on the pipeline between the gas preparation device 5 and the high-pressure gas storage device 1, the third pressure detection device 51 and the third control valve 52 can be respectively connected with the information processing center 3 in a communication way, the third pressure detection device 51 can detect the pressure at the outlet of the gas preparation device 5 and feed back the pressure to the information processing center 3 in time, based on the pressure information, the information processing center 3 can control the connection and disconnection of the pipeline between the gas production device 5 and the high-pressure gas storage device 1 through the third control valve 52, that is, the process of delivering nitrogen gas from the gas production device 5 to the high-pressure gas storage device 1. Wherein the third pressure detecting device 51 is preferably a pressure gauge, and the third control valve 52 is preferably a pneumatic reversing valve or the like, such as a control ball valve. Likewise, a sixth pressure detection device 53 may be installed on the gas production plant 5, the sixth pressure detection device 53 being in communication with the information processing center 3, the sixth pressure detection device 53 being for the pressure inside the gas production plant 5, the sixth pressure detection device 53 preferably being a pressure sensor.

In a specific embodiment, the gas production system 5 can be connected to an air compressor 7, the air compressor 7 can be connected to a power takeoff 100, the power takeoff 100 can be connected to an electric motor via a reduction gear, the power takeoff 100 can drive the air compressor 7, and air can be supplied to the gas production system 5 by means of the air compressor 7. Further, a fifth pressure detection device 71 and a first pressure relief valve 72 may be installed on a pipeline between the gas preparation device 5 and the air compressor 7, the fifth pressure detection device 71 is configured to detect a pressure at an outlet of the air compressor 7, the fifth pressure detection device 71 and the first pressure relief valve 72 may be respectively in communication connection with the information processing center 3, and when an output pressure of the air compressor 7 is too large, the information processing center 3 controls the first pressure relief valve 72 to open for pressure relief. Preferably, the fifth pressure detecting device 71 may adopt a pressure detecting instrument such as a pressure gauge, and the first pressure relief valve 72 may adopt a pneumatic pressure control valve, such as a pneumatic pressure reducing valve, a three-way high-pressure ball valve, and the like. Likewise, an air compressor pressure detection device 73 may be mounted on the air compressor 7, the air compressor pressure detection device 73 being used to detect the pressure inside the air compressor 7, the air compressor pressure detection device 73 being in communication with the information processing center 3, the air compressor pressure detection device 73 preferably being a pressure sensor.

Besides the dry powder fire extinguishing mode, other fire extinguishing modes such as a gas fire extinguishing mode, a liquid fire extinguishing mode and the like can be arranged in the fire extinguishing system.

As a specific example of the gas fire extinguishing method, referring to fig. 1, a gas fire extinguishing pipeline may be disposed in the fire extinguishing system, one end of the gas fire extinguishing pipeline is connected to a pipeline between the gas production device 5 and the high-pressure gas storage device 1, the other end of the gas fire extinguishing pipeline is connected to a pipeline between the dry powder storage device 2 and the injection mechanism, a fourth control valve 61 and a fourth pressure detection device 62 are mounted on the gas fire extinguishing pipeline, the fourth pressure detection device 62 is in communication connection with the information processing center 3, and the fourth pressure detection device 62 is used for detecting gas output pressure; when gas fire extinguishing operation is required, the fourth control valve 61 can be opened to connect the gas production device 5 with the injection mechanism, which is a gas injection mechanism, such as a gas nozzle. Preferably, the fourth pressure detecting device 62 may be a pressure detecting instrument such as a pressure gauge, and the fourth control valve 61 may be a pneumatic reversing control valve such as a control ball valve.

As a specific example of the liquid fire extinguishing method, referring to fig. 1, a fire fighting water pipeline may be disposed in the fire fighting system, one end of the fire fighting water pipeline is connected to a water source 93, the water source 93 may be external fire fighting water, the other end of the fire fighting water pipeline is connected to an injection mechanism, at this time, the injection mechanism is a liquid injection mechanism, such as a liquid spray head, and a seventh control valve 91 and a ninth pressure detection device 92 may be installed on the fire fighting water pipeline, the seventh control valve 91 and the ninth pressure detection device 92 are respectively in communication connection with the information processing center 3, and the ninth pressure detection device 92 is configured to detect an output pressure of the water source 93. The seventh control valve 91 may be a pneumatic reversing control valve, such as a control ball valve, and the ninth pressure detecting device 92 may be a pressure detecting instrument such as a pressure gauge.

As a preferred embodiment, the fire-fighting system of the utility model comprises a high-pressure gas storage device 1, a dry powder storage device 2, an injection mechanism, an information processing center 3, a voice prompt device 4, a gas preparation device 5 and an air compressor 7, wherein the air compressor 7, the gas preparation device 5, the high-pressure gas storage device 1, the dry powder storage device 2 and the injection mechanism are sequentially connected, the air compressor 7 is in transmission connection with a power takeoff 100, a fifth pressure detection device 71 and a first pressure relief valve 72 are installed on a pipeline between the air compressor 7 and the gas preparation device 5, an air compressor pressure detection device 73 is installed on the air compressor 7, a third pressure detection device 51 and a third control valve 52 are installed on a pipeline between the gas preparation device 5 and the high-pressure gas storage device 1, a sixth pressure detection device 53 is installed on the gas preparation device 5, and a first pressure detection device 11 is installed on a pipeline between the high-pressure gas storage device 1 and the dry powder storage device 2 The high-pressure gas storage device 1 is provided with a seventh pressure detection device 14, a second pressure detection device 21 and a second control valve 22 are arranged on a pipeline between the dry powder storage device 2 and the injection mechanism, an eighth pressure detection device 23 is arranged on the dry powder storage device 2, the injection mechanism comprises a dry powder gun 81 and a spray head 82, a fifth control valve 83 is arranged on a pipeline between the dry powder gun 81 and the dry powder storage device 2, and a sixth control valve 84 is arranged on a pipeline between the spray head 82 and the dry powder storage device 2. A gas fire extinguishing pipeline and a fire water pipeline are also arranged, one end of the gas fire extinguishing pipeline is connected with a pipeline between the gas preparation device 5 and the high-pressure gas storage device 1, the other end of the gas fire extinguishing pipeline is connected with a pipeline between the dry powder storage device 2 and the injection mechanism, a fourth control valve 61 and a fourth pressure detection device 62 are arranged on the gas fire extinguishing pipeline, one end of the fire water pipeline is connected with a water source 93, the water source 93 can be external fire water, the other end of the fire water pipeline is connected with the injection mechanism, a seventh control valve 91 and a ninth pressure detection device 92 can be arranged on the fire water pipeline, a first pressure detection device 11, a first control valve 12, a second pressure release valve 13, a seventh pressure detection device 14, a second pressure detection device 21, a second control valve 22, an eighth pressure detection device 23, a third pressure detection device 51, a third pressure detection valve 52, a third pressure detection device, a pressure detection device 2, a pressure release valve 13, a pressure detection device 14, a pressure detection device and a pressure detection device, The sixth pressure detection device 53, the fourth pressure detection device 62, the fifth pressure detection device 71, the first pressure relief valve 72, the air compressor pressure detection device 73, the fifth control valve 83, the sixth control valve 84, the seventh control valve 91 and the ninth pressure detection device 92 are respectively in communication connection with the information processing center 3, and the information processing center 3 is connected with the voice prompt device 4.

Several modes of operation of the fire suppression system of the present invention are described below.

The first working mode is as follows:

when the values of the first pressure detection device 11 and the second pressure detection device 21 reach set values, the information processing center 3 receives information and controls the voice prompt device 4 to make voice prompt for a worker to open a corresponding control ball valve to perform fire extinguishing operation; at this time, the high-pressure gas storage device 1 stores nitrogen gas; the first control valve 12 is opened to supply nitrogen to the dry powder storage device 2, then the second control valve 22 at the outlet of the dry powder storage device 2 is opened, and then the fifth control valve 83 or the sixth control valve 84 is opened, so that the dry powder gun 81 or the spray head 82 is aligned with the fire source to perform fire extinguishing operation. On the contrary, when the values of the first pressure detecting device 11 and the second pressure detecting device 21 are lower than the set value, the information processing center 3 controls the voice guidance device 4 to make a voice guidance to stop the fire extinguishing work. The seventh pressure detection device 14 is configured to collect real-time working information of the high-pressure gas storage device 1, the first pressure detection device 11 is configured to read a pressure value of nitrogen at an outlet of the high-pressure gas storage device 1, the eighth pressure detection device 23 is configured to collect real-time working information of the dry powder storage device 2, and the second pressure detection device 21 is configured to read an outlet pressure value of the dry powder storage device 2. When the pressure of the first pressure detection device 11 is too high, the information processing center 3 controls the second relief valve 13 to be automatically opened for relief. Meanwhile, the seventh pressure detection device 14 and the eighth pressure detection device 23 will detect the working states of the high-pressure gas storage device 1 and the dry powder storage device 2, and if a fault occurs, the information processing center 3 will collect information and control the voice prompt device 4 to send out a corresponding alarm.

And a second working mode:

when the nitrogen carried by the high-pressure gas storage device 1 is consumed, the nitrogen preparation equipment needs to be started to provide the nitrogen at the moment. The specific operation steps are as follows:

the method comprises the following steps: the air compressor 7 is started through the power takeoff 6, and the working state of the air compressor 7 is monitored in real time by the air compressor pressure detection device 73. When the air compressor 7 fails, a shutdown alarm is issued by the information processing center 3 through the voice prompt device 4. The fifth pressure detection device 71 reads the outlet pressure of the air compressor 7 in real time, and when the pressure of the fifth pressure detection device 71 is higher than a set value, the information processing center 3 controls the voice prompt device 4 to give an alarm, and the pressure is automatically released through the first pressure release valve 72.

Step two: when the sixth pressure detecting device 53 detects that air enters, the gas producing apparatus 5 is automatically turned on, and the sixth pressure detecting device 53 monitors the working state of the gas producing apparatus 5 in real time. The third pressure detection means 51 reads the outlet pressure of the gas production device 5. When the gas preparation equipment 5 breaks down and is abnormal, the information processing center 3 controls the voice prompt device 4 to send out voice alarm according to the acquired information.

Step three: when the value of the third pressure detecting device 51 reaches the set value, the information processing center 3 controls the voice prompt device 4 to make a voice prompt for the operator to open the third control valve 52 to start supplying nitrogen gas to the high-pressure gas storage device 1. The subsequent operation steps can be performed according to the first working mode.

And a third working mode:

on the basis of the first and second working modes, the second control valve 22 is closed, the fourth control valve 61 of the gas fire extinguishing line is opened, and correspondingly the fifth control valve 83 or the sixth control valve 84 is opened, and pure nitrogen fire extinguishing operation is carried out by using the dry powder gun 81 or the spray head 82 to aim at the fire source. The fourth pressure detection device 62 is used for reading the pressure value in the gas fire extinguishing pipeline in real time, and when the pressure value reaches a set value, the information processing center 3 controls the voice prompt device 4 to prompt the worker to start fire extinguishing operation.

And a fourth working mode:

performing fire extinguishing operation through an external water source 93, closing the second control valve 22 and the fourth control valve 61, opening the seventh control valve 91, correspondingly opening the sixth control valve 84, and performing fire extinguishing operation by using the spray head 82 to aim at a fire source, wherein the spray head 82 is a hydraulic spray head; the ninth pressure detection device 92 reads the pressure value in the fire-fighting water pipeline, and when the pressure value reaches the set pressure, the information processing center 3 controls the voice prompt device 4 to prompt the staff that the fire-fighting operation can be started.

Furthermore, the method is simple. The operation flow, the attention items and the common fault elimination methods of the equipment can also be stored in the information processing center 3, corresponding columns are clicked on the touch screen, and the operation flow, the attention items and the common fault elimination methods can be viewed through the screen or broadcasted through the loudspeaker in a voice mode.

The fire-fighting system can collect the working state of equipment in real time, feed back information in real time and make corresponding voice prompt, so that workers can obtain the pressure value in the pipeline in real time to judge whether the spraying requirement is met, a specially-assigned person is not required to check and prompt, the operation cost is saved, and the labor is saved. The information processing center 3 can be equipped with a display, and the staff can acquire the pressure information in the pipeline in real time without looking up the pressure gauge by a specially-assigned person.

The fire-fighting system can be applied to a fire truck for fire-fighting operation, but is not limited to the fire truck and can also be applied to other fire-fighting equipment.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications all fall within the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the utility model.

The utility model is not described in detail in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. The utility model provides a fire extinguishing system, its characterized in that, including consecutive high-pressure gas storage device (1), dry powder storage device (2) and injection mechanism, high-pressure gas storage device (1) with pipeline installation has first pressure measurement device (11) and first control valve (12) between dry powder storage device (2), dry powder storage device (2) with pipeline installation has second pressure measurement device (21) and second control valve (22) between the injection mechanism, first pressure measurement device (11), first control valve (12), second pressure measurement device (21) and second control valve (22) all with information processing center (3) communication connection, information processing center (3) are connected with voice prompt device (4) to can real-time feedback information.

2. A fire fighting system according to claim 1, characterized by further comprising a gas production facility (5), wherein a third pressure detection device (51) and a third control valve (52) are installed in a pipeline between the gas production facility (5) and the high pressure gas storage device (1), and the third pressure detection device (51) and the third control valve (52) are both in communication connection with the information processing center (3).

3. A fire fighting system according to claim 2, characterized by further comprising a gas fire fighting pipeline, one end of which is connected with the pipeline between the gas production equipment (5) and the high pressure gas storage device (1), and the other end of which is connected with the pipeline between the dry powder storage device (2) and the spraying mechanism, and the gas fire fighting pipeline is provided with a fourth control valve (61) and a fourth pressure detection device (62) which is connected with the information processing center (3) in a communication way.

4. A fire fighting system according to claim 2, characterized in that the gas production device (5) is connected to an air compressor (7).

5. A fire fighting system as defined in claim 4, characterized in that a fifth pressure detection device (71) and a first pressure relief valve (72) are installed on the pipeline between the gas production device (5) and the air compressor (7), and both the fifth pressure detection device (71) and the first pressure relief valve (72) are in communication connection with the information processing center (3).

6. A fire fighting system according to any of claims 2 to 5, characterized in that a sixth pressure detection device (53) is mounted on the gas production device (5) in communicative connection with the information processing center (3).

7. A fire fighting system as defined in any of claims 1 to 5, characterized in that a second pressure relief valve (13) is further installed in the conduit between the high pressure gas storage device (1) and the dry powder storage device (2).

8. A fire fighting system according to any of claims 1 to 5, characterized in that a seventh pressure detection device (14) is mounted on the high pressure gas storage device (1) in communication with the information processing center (3), and an eighth pressure detection device (23) is mounted on the dry powder storage device (2) in communication with the information processing center (3).

9. A fire fighting system according to any of claims 1 to 5, characterized in that the spray mechanism comprises a dry powder gun (81) and a spray head (82), a fifth control valve (83) is installed on the pipeline between the dry powder gun (81) and the dry powder storage device (2), and a sixth control valve (84) is installed on the pipeline between the spray head (82) and the dry powder storage device (2).

10. A fire fighting system as defined in any of claims 1 to 5, further comprising a fire fighting water line connected to the injection mechanism, the fire fighting water line having a seventh control valve (91) and a ninth pressure detecting device (92) installed thereon, the seventh control valve (91) and the ninth pressure detecting device (92) each being communicatively connected to the information processing center (3).

11. A fire fighting vehicle, characterized in that a fire fighting system according to any one of claims 1 to 10 is provided.