Fire extinguishing gas steel cylinder pressure monitoring system

Abstract

The utility model discloses a fire extinguishing gas steel cylinder pressure monitoring system, and belongs to the field of fire fighting appliances. Comprising a case system which is used for providing a power supply and control and comprises a case, a wire holder, a wiring switch, a first controller, a second controller, a key and a display. A simulation state display area is arranged on the displayer and used for visually displaying the state of the bottle set. The main line is connected with the case system through an RS485 communication protocol line, and a plurality of node points are arranged on the main line at intervals; and the state detection terminal is fixed on a nozzle of the fire extinguishing gas steel cylinder, and is used for automatically reading pressure data and judging whether the pressure data is qualified or not, and realizing electric quick connection with the node through a connecting wire. The utility model aims to provide a fire extinguishing gas steel cylinder pressure monitoring system which is conveniently and efficiently used for rapid detection of a gas fire extinguishing equipment cylinder group, simplifies and integrates fire extinguishing system equipment, and can more accurately and efficiently detect; and dynamic monitoring and intelligent management and control of the fire extinguishing system are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of fire fighting apparatus, concretely relates to a fire extinguishing gas cylinder pressure monitoring system, especially to a system which can monitor the pressure state of the gas fire extinguishing cylinder in real time and realize intelligent early warning. BACKGROUND

[0002] The gas fire extinguishing equipment (such as heptafluoropropane, IG541, carbon dioxide fire extinguishing system) is the core device for guaranteeing the fire safety of high-risk places such as power facilities, data centers and chemical plants. The bottle group as the core component for storing fire extinguishing medium needs to be in a high-pressure sealed state for a long time. Once the performance is deteriorated due to leakage, abnormal pressure or environmental factors, it may cause fire extinguishing failure or safety accidents.

[0003] At present, the industry mainly relies on manual regular inspection and static detection of a single parameter (such as pressure gauge reading) for monitoring the gas fire extinguishing bottle group, which has the following defects:

[0004] Poor real-time performance: manual inspection has a long cycle, and it is difficult to find sudden leakage or pressure drop problems in time;

[0005] Insufficient intelligence: lack of data fusion analysis and remote early warning capability, unable to predict potential failures;

[0006] High maintenance cost: relying on manual recording and regular replacement, lack of precise maintenance strategy based on state.

[0007] Therefore, an integrated terminal device for dynamic monitoring, intelligent analysis and remote control is urgently needed to realize efficient management of the gas fire extinguishing bottle group throughout its life cycle and facilitate optimization and upgrading of the fire extinguishing system. Utility model content

[0008] The utility model aims at the above problems, provides a fire extinguishing gas cylinder pressure monitoring system, which is convenient and efficient for rapid detection of the gas fire extinguishing equipment bottle group, simplifies and integrates the fire extinguishing system equipment, and can detect more accurately and efficiently; It is convenient for the fire extinguishing system to realize dynamic monitoring and intelligent control.

[0009] To achieve the above purpose, the utility model adopts the technical scheme of a fire extinguishing gas cylinder pressure monitoring system, comprising:

[0010] Chassis system: for providing power supply and control, including a casing, a terminal block, a wiring switch, a first controller, a second controller, a key and a display. The display is provided with an analog state display area for directly showing the bottle group state.

[0011] Main line and junction node: the main line is connected with the chassis system through the RS485 communication protocol line, a plurality of junction nodes are arranged on the main line at intervals, and the junction nodes are parallel and protrude from the main line, facilitating quick insertion.

[0012] The state detection terminal is fixed on the nozzle of the fire extinguishing gas cylinder, is used for automatically reading pressure data and judging whether it is qualified, and realizes quick electrical connection with the junction node through the connecting line. The state detection terminal comprises a pressure sensor, a detection plate, a processor plate and a display screen, and can realize real-time detection, judgment and feedback of data to the case system.

[0013] Specifically, a fire extinguishing gas cylinder pressure monitoring system comprises a case system for providing power supply and control, a main line electrically connected with the case system, and junction nodes on the main line, and a state detection terminal electrically connected with the junction nodes; and the state detection terminal is fixed on the nozzle of the fire extinguishing gas cylinder to be checked.

[0014] The case system comprises a case, and an electrically connected terminal block, a wiring switch, a first controller, a second controller, a key and a display; the display has an analog state display area for displaying the state of the fire extinguishing gas cylinder;

[0015] The lower end of the case system is electrically connected with the mains; the main line and the state detection terminal connected with the main line are connected through quick plug-in electrical connection; the main line and the connecting line adopt RS485 communication protocol line;

[0016] The state detection terminal is used for automatically reading pressure data in the fire extinguishing gas cylinder, judging whether it is qualified and feeding back to the system case.

[0017] Further, the state detection terminal automatically reads pressure data in the fire extinguishing gas cylinder, judges whether it is qualified and feeds back to the system, and the result is fed back to the display after data processing by the first controller and the second controller.

[0018] Further, a plurality of junction nodes are arranged on the main line at intervals, and each junction node is connected in parallel on the main line, each junction node protrudes from the main line, and quick plug-in connection is realized between the state detection terminal and the junction node through the connecting line.

[0019] Further, the case system is connected with a plurality of main lines through the terminal block arranged below, and each main line is an RS485 protocol.

[0020] Further, the state detection terminal is provided with a digital display screen and a terminal key for setting and calling programs; the state detection terminal is electrically connected to the junction node of the main line through the connecting line.

[0021] Further, the state detection terminal is provided with a pressure sensor for real-time detection of gas, a detection plate for reading data of the pressure sensor, and a processor plate for judging detection data, and the final judgment value is transmitted to the case system through data.

[0022] Further, the pressure sensor arranged at the end of the state detection terminal is directly connected with the fire extinguishing gas cylinder nozzle of the fire extinguishing gas cylinder to be detected through threads.

[0023] Further, a branch line is separated from the main line perpendicularly at the junction node of the main line, and a quick connector is arranged at the end of the branch line to realize electrical quick connection with the connecting line of the state detection terminal.

[0024] The fire extinguishing gas cylinder pressure monitoring system has the advantages that the fire extinguishing gas cylinder pressure monitoring system is convenient and efficient for rapid detection of a gas fire extinguishing equipment bottle group, simplifies and integrates fire extinguishing system equipment, and can detect more accurately and efficiently; and the fire extinguishing system can be conveniently realized for dynamic monitoring and intelligent management and control.

[0025] 1. Real-time monitoring and intelligent judgment: the state detection terminal directly processes pressure data, thereby reducing the burden of the background system, and realizing on-site and remote double early warning.

[0026] 2. Modular design: the RS485 communication protocol and the quick plug-in connection are adopted, so that the system is convenient to expand and maintain and is suitable for monitoring of multiple bottle groups in parallel.

[0027] 3. Efficient management: the dynamic monitoring and intelligent analysis functions are integrated, the frequency of manual inspection is reduced, and the reliability and response speed of the fire extinguishing system are improved.

[0028] 4. The independent state checking terminal is specially arranged, can automatically and independently judge the pressure range value of the gas in the bottle, and the direct data is more accurate; the data is avoided from being processed and compared after being fed back to the system background, the data is avoided from being dependent on the background processing, and the burden of the system is reduced.

[0029] The independent state checking terminal reads the pressure sensor data by using a detection board, displays the data, directly judges the pressure value by using a program arranged on a connecting board, displays or alarms after judging the value, and transmits the judged value to the system background through a transmission line. In this way, the gas cylinder with abnormal gas pressure can be directly confirmed on site, the system can also see the abnormality and manage and troubleshoot, the pressure judgment process is directly performed at the end of the gas cylinder, the pressure judgment of the system is reduced, the system background can be more efficiently operated, and the system can be more light and easy to operate, so that the system is optimized and upgraded. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 The utility model discloses a fire extinguishing gas cylinder schematic diagram for the object of the system structure of the utility model.

[0031] Figure 2 The utility model discloses a system installation connection schematic diagram.

[0032] Figure 3 The utility model discloses Figure 2System chassis system structure schematic diagram.

[0033] Figure 4 For Figure 2 The extinguishing gas cylinder installation state detection terminal schematic diagram.

[0034] Figure 5 For Figure 2 The extinguishing gas cylinder and state monitoring terminal and main line connection schematic diagram.

[0035] Figure 6 The system electrical schematic diagram of the utility model.

[0036] The text annotation in the figure represents: 1, chassis system;101, machine shell;102, first controller;103, wiring seat;104, wiring switch;105, second controller;106, display;107, button;108, analog state display area;

[0037] 2, main line;3, junction node;31, connection line butt joint;

[0038] 4, state detection terminal;41, digital display screen;42, terminal button;43, connecting line;

[0039] 8, extinguishing gas cylinder;81, extinguishing gas cylinder nozzle. Specific implementation

[0040] In order to make those skilled in the art better understand the technical scheme of the utility model, the utility model is described in detail below in conjunction with the drawings, and the description of this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the utility model.

[0041] AIoT, namely artificial intelligence Internet of Things = AI (artificial intelligence) + IoT (Internet of Things). AIoT integrates AI technology and IoT technology, generates, collects massive data from different dimensions through the Internet of Things, stores in the cloud and edge, and then realizes the dataization and intelligent connection of all things through big data analysis and higher form artificial intelligence. The Internet of Things technology and artificial intelligence are integrated, and ultimately pursue an intelligent ecological system, in which the mutual fusion and interconnection between different intelligent terminal devices, different system platforms and different application scenarios are realized, and all things are mutually fused.

[0042] As Figure 1 Indicated, the system object of the utility model is an extinguishing gas cylinder 8, and the nozzle 81 thereof is used for connecting the state detection terminal 4.

[0043] As Figures 2-6 Indicated, the specific structure of the utility model is:

[0044] A kind of fire extinguishing gas cylinder pressure monitoring system, including the cabinet system 1 for providing power supply and control, the main line 2 electrically connected with cabinet system 1 and the junction node 3 on main line 2, and the state detection terminal 4 electrically connected with junction node 3;And the state detection terminal 4 is fixed on the fire extinguishing gas cylinder nozzle 81 of the fire extinguishing gas cylinder 8 to be checked;

[0045] The cabinet system 1 includes shell 101, and electrically connected terminal block 103, wiring switch 104, first controller 102, second controller 105, button 107, display 106;Display 106 has analog state display area 108 showing the state of fire extinguishing gas cylinder 8;

[0046] The lower end of cabinet system 1 is electrically connected with mains electricity;Main line 2 and state detection terminal 4 connected with main line 2 are connected by fast pluggable electrically;Main line 2 and connecting line 43 use RS485 communication protocol line;

[0047] The state detection terminal 4 is used to automatically read the pressure data in fire extinguishing gas cylinder 8 and judge whether it is qualified and feedback to the system cabinet system 1.

[0048] Preferably, the state detection terminal 4 automatically reads the pressure data in fire extinguishing gas cylinder and judges whether it is qualified and feedback to the system, and the result is fed back to the display 106 after data processing by the first controller 102 and the second controller 105.

[0049] Preferably, a plurality of junction nodes 3 are provided on the main line 2, and each junction node 3 is connected in parallel on the main line 2, and each junction node 3 protrudes from the main line and is connected to the state detection terminal 4 by the connecting line to realize fast plugging.

[0050] Preferably, the cabinet system 1 is connected with a plurality of main lines 2 by the terminal block 103 arranged below, and each main line 2 is RS485 protocol.

[0051] The main line 2 is a plurality of wire harnesses, two of which are power lines, and two of which are data transmission lines, as shown in detail in Figure 5 .

[0052] Preferably, the state detection terminal 4 is provided with a digital display screen 41 and a terminal button 42 for setting and calling programs;The state detection terminal 4 is electrically connected to the junction node 3 of the main line 2 by the connecting line 43.

[0053] Preferably, the state detection terminal 4 is provided with a pressure sensor for real-time detection of gas, a detection board for reading pressure sensor data, and a processor board for judging detection data, and the final judgment value is transmitted to the cabinet system 1 by data.

[0054] Preferably, the pressure sensor arranged at the end of the state detection terminal 4 is directly connected to the fire extinguishing gas cylinder nozzle 81 of the fire extinguishing gas cylinder 8 to be detected through threads.

[0055] The specific structure of the state detection terminal 4 is not the focus of the present application, and the state detection terminal 4 can have various design modes. Those skilled in the art can adopt appropriate modes to realize the function of the state detection terminal 4 according to the needs, and therefore the specific structural features of the state detection terminal 4 will not be described in detail here, but only functionally described.

[0056] Preferably, a branch line is separated from the main line 2 at the junction node 3, and a quick connector is arranged at the end of the branch line to realize electrical quick connection with the connecting line 43 of the state detection terminal 4.

[0057] As shown in Figure 2 , the system comprises a case system 1, a main line 2 and a state detection terminal 4. The case system 1 connects multiple groups of main lines 2 through a wiring seat 103, and each group of main lines communicates using an RS485 protocol. A plurality of junction nodes 3 are arranged on the main line 2, and the junction nodes 3 are connected to the connecting line 43 of the state detection terminal 4 through a connecting line-to-connector 31 to realize quick plug-in.

[0058] As shown in Figure 3 , the case system 1 comprises a casing 101, and a first controller 102 and a second controller 105 are arranged inside the casing 101 for data processing and control. The wiring seat 103 and the wiring switch 104 are used to connect the mains and the main line 2. An analog state display area 108 is arranged on the display 106 for visually displaying the state of each bottle group, and the keys 107 are used for system operation.

[0059] As shown in Figure 4 , the state detection terminal 4 is fixed to the nozzle 81 of the fire extinguishing gas cylinder 8 and directly connected through threads. A display screen 41 and a terminal key 42 are arranged on the terminal for on-site viewing and operation. The connecting line 43 is electrically and quickly connected to the quick connector 31 of the main line junction node 3.

[0060] As shown in Figure 5 , the junction node 3 on the main line 2 separates a branch line from the main line, and a quick connector 31 is arranged at the end of the branch line to quickly connect to the connecting line 43 of the state detection terminal 4, realizing modular expansion.

[0061] As shown in Figure 6 , the electrical principle of the system comprises: the state detection terminal 4 monitors the pressure in the cylinder in real time through a pressure sensor, and the data is processed by a detection board and a processor board, and then transmitted to the first controller 102 and the second controller 105 of the case system 1 through an RS485 communication protocol, and finally displayed on the display 106. If the pressure is abnormal, the system triggers an alarm.

[0062] The utility model discloses system function characteristics:

[0063] Real -time monitoring: through pressure sensor real -time collection in fire -extinguishing gas steel bottle's pressure data.

[0064] Intelligent judgment: state detection terminal built -in processor board can independently judge whether pressure is qualified, and alleviates background burden.

[0065] Quick connection: adopt fast plug -in connector design, and it is convenient to install and maintain.

[0066] Multi -bottle group parallel connection: support multiple groups main line extension, and be suitable for large -scale fire -fighting system application.

[0067] Dual display: state detection terminal and case system are equipped with display (state detection terminal is for digital display screen, and the display screen on case system), realize field and remote synchronous monitoring.

[0068] Modular design: each component can be independently replaced, and maintenance cost is reduced.

[0069] It should be noted that in this paper, the term "including", "containing" or any other variation thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0070] The principle and implementation mode of the utility model are described by applying specific examples in this paper, and the above example is only used to help understand the method and its core idea. The above described is only the preferred implementation mode of the utility model, and it should be pointed out that due to the limited nature of the expression, there are infinite specific structures objectively, and for ordinary skilled persons in the technical field, on the premise of not departing from the principle of the utility model, a number of improvements, refinements or changes can be made, and the above technical features can be combined in a proper way, and these improvements, refinements, changes or combinations, or the direct application of the concept and technical scheme of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A fire extinguishing gas cylinder pressure monitoring system, characterized by, The application relates to a state detection terminal for a fire extinguishing gas cylinder, which comprises a cabinet system for providing power supply and control, a main line electrically connected with the cabinet system, and a junction node on the main line, and the state detection terminal is electrically connected with the junction node and fixed on a nozzle of the fire extinguishing gas cylinder to be detected. The cabinet system comprises a cabinet, an electrically connected terminal seat, a wiring switch, a first controller, a second controller, a key and a display, and the display has an analog state display area for displaying the state of the fire extinguishing gas cylinder. The lower end of the cabinet system is electrically connected with commercial power; the main line and the state detection terminal connected with the main line are electrically connected through a quick plug type; the main line and the connecting line adopt RS485 communication protocol lines. The state detection terminal is used for automatically reading the pressure data in the fire extinguishing gas cylinder, judging whether the pressure data are qualified or not, and feeding back to the system cabinet.

2. The fire extinguishing gas cylinder pressure monitoring system according to claim 1, wherein The state detection terminal automatically reads the pressure data in the fire extinguishing gas cylinder, judges whether the pressure data are qualified or not, and feeds back to the system, and the result is fed back to the display after data processing by the first controller and the second controller.

3. The fire extinguishing gas cylinder pressure monitoring system according to claim 1, wherein A plurality of junction nodes are arranged on the main line at intervals, and each junction node is connected in parallel with the main line, each junction node protrudes from the main line, and quick plug connection is realized between the connecting line and the state detection terminal.

4. The fire extinguishing gas cylinder pressure monitoring system according to claim 1, wherein The cabinet system is connected with a plurality of groups of main lines through the terminal seat arranged at the lower end, each group of main lines adopts RS485 protocol.

5. The system for monitoring pressure in a fire extinguishing gas cylinder according to claim 1, wherein A digital display screen is arranged on the state detection terminal, and a terminal key is arranged on the state detection terminal for setting and calling programs; the state detection terminal is electrically connected with the junction node on the main line through the connecting line.

6. The fire extinguishing gas cylinder pressure monitoring system according to claim 5, wherein A pressure sensor for real-time detection of gas, a detection plate for reading data of the pressure sensor, and a processor plate for judging the detection data are arranged on the state detection terminal, and the final judging value is transmitted to the cabinet system through data transmission.

7. The system for monitoring pressure in a fire extinguishing gas cylinder according to claim 5, wherein The pressure sensor arranged at the tail end of the state detection terminal is directly connected with the nozzle of the fire extinguishing gas cylinder to be detected through threads.

8. The fire extinguishing gas cylinder pressure monitoring system according to claim 1, wherein A branch line is separated from the junction node on the main line perpendicularly to the main line, a quick connector is arranged at the tail end of the branch line, and the quick connector is electrically connected with the connecting line of the state detection terminal.

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