Remote fire extinguishing control system for unattended machine room

Abstract

The utility model provides a remote fire extinguishing control system for an unattended machine room. The remote fire extinguishing control system comprises a programmable logic controller (PLC), a network camera, a mobile router, a remote control terminal, a fire eye visible fire alarm terminal and a plurality of groups of fire extinguishing mechanisms, each fire extinguishing mechanism comprises a starting gas cylinder, a fire extinguishing agent gas cylinder, an electromagnetic cylinder head valve, a pneumatic container valve and a pneumatic valve. According to the remote fire extinguishing control system for the unattended machine room, fire behavior occurring in the machine room can be pre-judged in the first time, fire extinguishing operation can be remotely started in the first time, the pre-judgment performance and the fire extinguishing effect of the fire behavior occurring in the unattended machine room are effectively improved, and meanwhile the remote fire extinguishing control system for the unattended machine room can be adjusted according to the increasing, decreasing and updating requirements of equipment in the machine room. And additional fire extinguishing mechanisms are added at any time.

Description

Technical Field

[0001] The utility model belongs to the field of fire fighting and fire extinguishing, in particular to a remote fire extinguishing control system for an unattended machine room. Background Art

[0002] The infrastructure such as machine rooms, new energy equipment, signal base stations along the railway tunnels are often set up in remote areas with sparse populations. Since they are usually unattended, serious economic losses will be caused in the event of a fire in the equipment. Under existing technical conditions, in order to meet the needs of timely extinguishing the fire in the machine room and minimizing economic losses, various fire-fighting equipment are often installed in the machine room, but the actual fire-fighting effect is not satisfactory, especially the failure to achieve the first-time early warning of the fire in the machine room and the unified coordination of the first-time fire-fighting operation. There are generally problems such as poor reliability of the fire-fighting system, untimely fire prediction, and the need to improve the fire-fighting effect. Utility Model Content

[0003] In view of this, the utility model aims to overcome the problems of poor reliability of fire extinguishing systems in the prior art, untimely fire prediction and need to improve fire extinguishing effects, and proposes a remote fire extinguishing control system for an unmanned computer room, which can realize remote monitoring of fire conditions in the unmanned computer room and remote initiation of fire extinguishing processing. The fire condition in the computer room can be predicted at the first time, and the fire extinguishing operation can be remotely initiated at the first time, which effectively improves the predictability and fire extinguishing effect of fire in the unmanned computer room. At the same time, additional fire extinguishing mechanisms can be added at any time according to the needs of increase, decrease and update of equipment in the computer room.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A remote fire extinguishing control system for an unattended computer room includes a programmable controller (PLC), a network camera, a mobile router, a remote control terminal, a fire eye visual fire alarm terminal, and a plurality of fire extinguishing mechanisms; a group of fire extinguishing mechanisms includes a starting gas cylinder, a fire extinguishing agent gas cylinder, an electromagnetic bottle head valve, a pneumatic container valve, and a pneumatic valve; the exhaust port of the starting gas cylinder is connected to a control interface of the pneumatic container valve and a control interface of the pneumatic valve through the electromagnetic bottle head valve; the exhaust port of the fire extinguishing agent gas cylinder is connected to an air inlet of the pneumatic container valve, the exhaust port of the pneumatic container valve is connected to an air inlet of the pneumatic valve, and the exhaust port of the pneumatic valve corresponds to a corresponding fire extinguishing area;

[0006] The programmable controller PLC is connected to the communication module and the extension module respectively. The control signal output end of the extension module is connected to all the electromagnetic bottle head valve coil ends one by one; the communication module is wirelessly connected to the remote control terminal at the far end through a mobile router; all network cameras are wirelessly connected to the remote Fire Eye visual fire alarm terminal through a mobile router.

[0007] Furthermore, the control signal output end of the programmable controller PLC is connected one by one to the air conditioner power supply contactor coil end, the computer room business equipment power supply contactor coil end, the ventilation duct solenoid valve coil end and the alarm power supply contactor coil end.

[0008] Furthermore, both the electromagnetic bottle head valve and the pneumatic container valve are provided with air pressure sensors, and all the air pressure sensors are connected to the signal input terminals of the programmable controller PLC in a one-to-one correspondence.

[0009] Furthermore, the fire extinguishing mechanism is provided with three groups.

[0010] Furthermore, a ventilation duct solenoid valve is arranged on the ventilation duct in the unattended machine room, and is used to control the sealing or opening of the inner space of the unattended machine room.

[0011] Furthermore, an alarm is provided on the top of the unattended machine room, and the alarm is powered and controlled by an alarm power supply contactor.

[0012] Furthermore, the remote control terminal is communicatively connected with the FireEye visual fire alarm terminal.

[0013] Compared with the prior art, the utility model has the following advantages:

[0014] First, the utility model discloses a remote fire extinguishing control system for an unmanned computer room, which can realize wireless remote fire warning and fire extinguishing operations for the status in the computer room through a programmable controller PLC, a network camera, a mobile router, a remote control terminal and a Fire Eye visual fire alarm terminal, thereby effectively improving the predictability and fire extinguishing effect of fires in unmanned computer rooms.

[0015] Second, the utility model discloses a remote fire extinguishing control system for an unmanned computer room, which is provided with an expansion module. The number of fire extinguishing mechanisms can be upgraded in time according to the increase or decrease of equipment and changes in facilities in the unmanned computer room, thereby improving the overall effect of fire extinguishing in the computer room and having better economy and adaptability.

[0016] Third, the utility model discloses an unmanned computer room remote fire extinguishing control system, which uses a mobile router to achieve wireless remote control, is very suitable for unmanned computer rooms in remote areas, and effectively reduces the system installation cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0018] Figure 1This is a schematic diagram of the structure of a remote fire extinguishing control system for an unattended computer room according to an embodiment of the utility model;

[0019] Figure 2 The present invention is a schematic diagram of the structure of a fire extinguishing mechanism of a remote fire extinguishing control system for an unattended computer room according to an embodiment of the present invention.

[0020] Description of reference numerals:

[0021] 1-Starting gas cylinder; 2-Fire extinguishing agent gas cylinder; 3-Electromagnetic cylinder head valve; 4-Air pressure sensor; 5-Pneumatic container valve; 6-Pneumatic valve; 7-Air conditioning power supply contactor; 8-Computer room business equipment power supply contactor; 9-Ventilation duct solenoid valve; 10-Alarm power supply contactor; 11-Programmable controller PLC; 110-Communication module; 111-Expansion module; 12-Network camera; 13-Mobile router; 14-Remote control terminal; 15-Fire Eye visual fire alarm terminal. DETAILED DESCRIPTION

[0022] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0026] In one embodiment, Figure 1-2 As shown, a remote fire extinguishing control system for an unattended computer room includes a programmable controller PLC11, a network camera 12, a mobile router 13, a remote control terminal 14, a fire eye visual fire alarm terminal 15 and a plurality of groups of fire extinguishing mechanisms; a group of fire extinguishing mechanisms includes a starting gas cylinder 1, a fire extinguishing agent gas cylinder 2, an electromagnetic bottle head valve 3, a pneumatic container valve 5 and a pneumatic valve 6; the exhaust port of the starting gas cylinder 1 is connected to the control interface of the pneumatic container valve 5 and the control interface of the pneumatic valve 6 respectively through the electromagnetic bottle head valve 3; the exhaust port of the fire extinguishing agent gas cylinder 2 is connected to the air inlet of the pneumatic container valve 5, the exhaust port of the pneumatic container valve 5 is connected to the air inlet of the pneumatic valve 6, and the exhaust port of the pneumatic valve 6 corresponds to the corresponding fire extinguishing area;

[0027] The programmable controller PLC11 is connected to the communication module 110 and the expansion module 111 respectively, and the control signal output end of the expansion module 111 is connected to the coil ends of all the electromagnetic bottle head valves 3 one by one; the communication module 110 is wirelessly connected to the remote control terminal 14 at the far end through the mobile router 13; all network cameras 12 are wirelessly connected to the remote Fire Eye visual fire alarm terminal 15 at the far end through the mobile router 13.

[0028] In this embodiment, the Fire Eye visual fire alarm terminal 15 is a mature product already available in the prior art. In this embodiment, the Fire Eye visual fire alarm terminal 15 of the Tianjin Fire Research Institute of the Ministry of Emergency Management can be used. Other manufacturers also have similar terminal products. The core of the Fire Eye visual fire alarm terminal 15 is capable of judging whether a fire occurs based on the image in the computer room sent by the network camera 12, and marking the corresponding image area and prompting the operator. Therefore, it should be specially noted that the technical solution disclosed in the utility model protects the hardware structure. The remote control terminal 14 and the Fire Eye visual fire alarm terminal 15 are both mature products in the prior art, and the corresponding software is part of the terminal. Technicians in this field can easily purchase the remote control terminal 14 and the Fire Eye visual fire alarm terminal 15, and the connection and use methods are also fully understandable to those skilled in the art. The utility model does not involve software improvements.

[0029] In this embodiment, multiple network cameras 12 set at specific locations in the computer room collect status images in the computer room and send them wirelessly to the Fire Eye visual fire alarm terminal 15 via the 4G or 5G mobile network through the mobile router 13. The Fire Eye visual fire alarm terminal 15 identifies the status images in the computer room. If a fire is identified, the Fire Eye visual fire alarm terminal 15 actively prompts the operator.

[0030] The operator can implement remote fire extinguishing operations based on the fire situation prompt of the Fire Eye visual fire alarm terminal 15. Specifically, the remote control terminal 14 controls the programmable controller PLC11 through the 4G or 5G mobile network, the mobile router 13, and the communication module 110. The programmable controller PLC11 opens the designated electromagnetic bottle head valve 3 connected by the expansion module 111. At this time, the gas in the starting gas cylinder 1 connected to the electromagnetic bottle head valve 3 is ejected, which pushes the pneumatic container valve 5 and the pneumatic valve 6 to open respectively, and the fire extinguishing gas in the fire extinguishing agent cylinder 2 is ejected. The fire extinguishing gas is further sprayed to the corresponding area that needs to be extinguished through the opened pneumatic valve 6.

[0031] In this embodiment, the expansion module 111 controls the opening of several groups of fire extinguishing mechanisms as a whole, thereby improving the scalability of the remote fire extinguishing control system of the unattended computer room. The number of fire extinguishing mechanisms can be upgraded in a timely manner according to the increase or decrease of equipment and changes in facilities in the unattended computer room, without the need to add other control equipment, and has better economy and adaptability.

[0032] In another embodiment, Figure 1 As shown, the control signal output end of the programmable controller PLC11 is connected to the coil end of the air conditioner power supply contactor 7, the coil end of the computer room business equipment power supply contactor 8, the coil end of the ventilation duct solenoid valve 9 and the coil end of the alarm power supply contactor 10 in a one-to-one correspondence.

[0033] In this embodiment, the ventilation duct solenoid valve 9 is arranged on the ventilation duct in the unattended machine room, and is used to control the sealing or opening of the inner space of the unattended machine room.

[0034] In this embodiment, an alarm is provided on the top of the unattended machine room, and the alarm is powered and controlled by an alarm power supply contactor 10 .

[0035] In this embodiment, when the operator turns on the remote fire extinguishing control system of the unattended computer room through the remote control terminal 14, the programmable controller PLC11 opens the air conditioning power supply contactor 7 to turn off the air conditioner in the computer room; opens the computer room business equipment power supply contactor 8 to turn off the business equipment in the computer room, such as signal base stations and railway operation equipment, but this does not affect the operation of the fire extinguishing equipment in the computer room; closes the ventilation duct solenoid valve 9 to make the computer room a sealed space, so that the gas in the fire extinguishing agent cylinder 2 can more fully exert its effect; closes the alarm power supply contactor 10 to start the alarm installed in the computer room to work, which has a warning effect.

[0036] In another embodiment, Figure 1-2 As shown, both the electromagnetic bottle head valve 3 and the pneumatic container valve 5 are provided with air pressure sensors 4, and all the air pressure sensors 4 are connected to the signal input terminals of the programmable controller PLC11 one by one.

[0037] In this embodiment, the air pressure sensor 4 can monitor the air pressure of the starting gas cylinder 1 and the fire extinguishing agent cylinder 2 at any time, and send the relevant data to the remote control terminal 14 through the programmable controller PLC11, the communication module 110, and the mobile router 13. The operator can timely understand the status of the starting gas cylinder 1 and the fire extinguishing agent cylinder 2 through the remote control terminal 14, realize remote monitoring, and do not need frequent manual inspection.

[0038] In another embodiment, Figure 2 As shown, the fire extinguishing mechanism is provided with three groups.

[0039] In another embodiment, Figure 1 As shown, the remote control terminal 14 is communicatively connected with the Fire Eye visual fire alarm terminal 15 .

[0040] In another embodiment, the starting gas cylinder 1 is a nitrogen gas cylinder; the programmable controller PLC can be a Siemens series programmable controller PLC; the communication module 110 and the expansion module 111 are Siemens series PLC modules, and the mobile router 13 is a Huawei mobile router with the function of inserting a mobile phone card and can connect to a 4G or 5G mobile network.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A remote fire extinguishing control system for an unattended computer room, characterized in that: It comprises a programmable controller (PLC) (11), a network camera (12), a mobile router (13), a remote control terminal (14), a fire eye visual fire alarm terminal (15) and a plurality of groups of fire extinguishing mechanisms; one group of the fire extinguishing mechanisms comprises a starting gas cylinder (1), a fire extinguishing agent gas cylinder (2), an electromagnetic bottle head valve (3), a pneumatic container valve (5) and a pneumatic valve (6); the exhaust port of the starting gas cylinder (1) is connected to the control interface of the pneumatic container valve (5) and the control interface of the pneumatic valve (6) respectively through the electromagnetic bottle head valve (3); the exhaust port of the fire extinguishing agent gas cylinder (2) is connected to the air inlet of the pneumatic container valve (5), the exhaust port of the pneumatic container valve (5) is connected to the air inlet of the pneumatic valve (6), and the exhaust port of the pneumatic valve (6) corresponds to a corresponding fire extinguishing area; The programmable controller PLC (11) is respectively connected to a communication module (110) and an expansion module (111), and a control signal output end of the expansion module (111) is connected to the coil ends of all the electromagnetic bottle head valves (3) in a one-to-one correspondence; the communication module (110) is wirelessly connected to the remote control terminal (14) at a remote end through the mobile router (13); and all the network cameras (12) are wirelessly connected to the Fire Eye visual fire alarm terminal (15) at a remote end through the mobile router (13).

2. According to claim 1, the remote fire extinguishing control system for an unattended computer room is characterized in that: The control signal output end of the programmable controller PLC (11) is connected to the coil end of the air conditioner power supply contactor (7), the coil end of the computer room business equipment power supply contactor (8), the coil end of the ventilation duct solenoid valve (9) and the coil end of the alarm power supply contactor (10) in a one-to-one correspondence.

3. The remote fire extinguishing control system for an unattended computer room according to claim 1, characterized in that: The electromagnetic bottle head valve (3) and the pneumatic container valve (5) are both provided with air pressure sensors (4), and all the air pressure sensors (4) are connected to the signal input terminals of the programmable controller PLC (11) in a one-to-one correspondence.

4. The remote fire extinguishing control system for an unattended computer room according to claim 1, characterized in that: The fire extinguishing mechanism is provided with three groups.

5. The remote fire extinguishing control system for an unattended computer room according to claim 2, characterized in that: The ventilation duct solenoid valve (9) is arranged on the ventilation duct in the unattended machine room and is used to control the sealing or opening of the internal space of the unattended machine room.

6. The remote fire extinguishing control system for an unattended computer room according to claim 2, characterized in that: An alarm is arranged on the top of the unattended machine room, and the alarm is powered and controlled by the alarm power supply contactor (10).

7. The remote fire extinguishing control system for an unmanned computer room according to claim 1, characterized in that: The remote control terminal (14) is communicatively connected to the FireEye visual fire alarm terminal (15).

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