CN112843577A - Fire extinguishing controller and device - Google Patents
Fire extinguishing controller and device Download PDFInfo
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- CN112843577A CN112843577A CN202110226869.8A CN202110226869A CN112843577A CN 112843577 A CN112843577 A CN 112843577A CN 202110226869 A CN202110226869 A CN 202110226869A CN 112843577 A CN112843577 A CN 112843577A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
Abstract
The invention discloses a fire extinguishing controller and a device, wherein the controller comprises a first electric control valve, a first water mist spray head and a second electric control valve, wherein the first electric control valve is used for controlling the water mist spray head; the second electrically controlled valve is used for controlling the sprinkler head; the water pressurization device is communicated with the first electric control valve and the second electric control valve through pipelines; the temperature control unit comprises a temperature detection circuit and a control circuit, the control circuit comprises a first electric control valve driving circuit, a second electric control valve driving circuit and a water supercharging device driving circuit, the control circuit controls the first electric control valve to be conducted and the water supercharging device driving circuit to work when the ambient temperature is higher than or equal to a first temperature, controls the second electric control valve to be conducted when the ambient temperature is higher than or equal to a second temperature, and the first temperature is smaller than the second temperature. According to different stages of fire, different fire extinguishing modes are adopted, so that the fire can be quickly extinguished, secondary damage to property can be avoided, and property loss is reduced.
Description
Technical Field
The invention belongs to the technical field of fire extinguishing devices, and particularly relates to a fire extinguishing controller and a fire extinguishing device.
Background
The automatic water spraying fire extinguishing system can automatically spray water and send out a fire alarm signal under certain conditions, and has a great position in urban fire fighting. For a modern building fire, loss and casualties can be minimized as soon as they are discovered.
The existing automatic water spraying fire extinguishing system is divided into a water fire extinguishing system and a high-pressure water mist fire extinguishing system. The water fire extinguishing system is based on a wet alarm valve group, a dry alarm valve group, a rain alarm valve group and a pre-action alarm valve group, under certain trigger conditions, the spray head sprays water to realize fire extinguishing, the spray head sprays large-particle water drops, the impact force is large, the fire scene environment is extremely easily damaged, and unnecessary property loss is caused. The high-pressure water mist fire extinguishing system is mainly applied to environments such as libraries, museums, archives, power distribution rooms and the like, which are stored with valuables or are high-voltage, under certain triggering conditions, water mist sprayed by the spray heads realizes fire extinguishing, and water sprayed by the spray heads is in the form of mist.
In certain environment, for example, in the environment that article are more, if only use water fire extinguishing systems directly to spray, the destructiveness to furniture, wall, paint, valuables etc. is high, if only carry out water smoke when using high-pressure thin water smoke fire extinguishing systems and put out a fire, when the intensity of a fire is great, it can not put out a fire fast.
Disclosure of Invention
In order to solve the problem that the existing fire extinguishing system cannot protect articles and quickly extinguish fire when the fire is large, the invention provides a fire extinguishing controller and a device.
The invention is realized by the following technical scheme:
a fire suppression controller comprising:
a first electrically controlled valve for controlling the water mist head,
a second electrically controlled valve for controlling the sprinkler head,
a water pressurizing device which is communicated with the first electric control valve and the second electric control valve through pipelines,
the temperature control unit comprises a temperature detection circuit and a control circuit, the control circuit comprises a first electric control valve driving circuit used for controlling the working state of a first electric control valve, a second electric control valve driving circuit used for controlling the working state of a second electric control valve and a water supercharging device driving circuit used for controlling the working state of the water supercharging device, the control circuit controls the first electric control valve to be conducted and the water supercharging device driving circuit to work when the ambient temperature is higher than or equal to a first temperature, controls the second electric control valve to be conducted when the ambient temperature is higher than or equal to a second temperature, and the first temperature is lower than the second temperature.
This scheme temperature detection circuit detection ring border's real-time temperature, when ambient temperature reachd lower first temperature, control circuit control first electric control valve switches on, water supercharging equipment work, and water smoke shower nozzle begins work this moment, and water smoke shower nozzle produces thin water smoke, and thin water smoke's specific heat capacity is great, and the fire extinguishing effect is better, and thin water smoke's the mode of putting out a fire is less to the damage of furniture, wall, paint, valuables etc. can furthest reduce loss of property. If the water mist spray head is not used for timely extinguishing fire, the temperature continues to rise, when the temperature rises to the second temperature, the control circuit controls the second electric control valve to be conducted, the sprinkling spray head starts to work, the sprinkling spray head enlarges the sprinkling area, sprinkles and extinguishes fire, the coverage area is enlarged, the water yield is larger, and the flame can be quickly suppressed. The sprinkler head works to control the fire, the temperature is reduced to be lower than the second temperature and higher than the first temperature, the second electric control valve is closed, the first electric control valve is switched on, and the water mist is converted into the water mist for extinguishing the fire at the moment, so that the field equipment can be protected from secondary damage, and the situation of 'changing into flood after fire' is avoided; when the ambient temperature is a first temperature, the first electric control valve is closed, and the water pressurization device stops working. The fire extinguishing controller adopting the scheme can reduce damage to property, reduce property loss, avoid articles from being damaged secondarily, improve water yield when fire is great, enlarge coverage area and extinguish fire in time.
Preferably, in order to improve the safety performance, the smoke monitoring device further comprises a smoke sensing unit for detecting the smoke concentration in the environment and an alarm device for generating an alarm signal after the smoke concentration exceeds a threshold value. Smog is the early-stage performance that the conflagration took place, adopts smog induction element to realize the detection to environment smog concentration, can carry out the early warning to the conflagration in earlier stage, reminds personnel to come to put out a fire, improves the security.
Furthermore, the emergency lamp further comprises a power supply circuit for providing power for each unit, wherein one or more of a fuse, a main switch, a state indicating device and an emergency lamp set are arranged on the power supply circuit.
Preferably, the control circuit includes a cap control circuit for controlling a cap-off state. The spray holes of the water mist spray head are extremely small, and the water mist spray head is easily blocked due to external factors such as dust, insects and the like after being exposed in the air for a long time, so that the system can not spray fine water mist during starting, and the fire extinguishing effect is influenced. The decorative cover is a shielding part of the water mist spray head, so that blockage caused by external factors such as dust, insects and the like in the air after long-term exposure is avoided, and the influence of the water mist on the fire extinguishing effect due to the fact that the water mist cannot be sprayed is avoided. Adopt the dress trim cover to shelter from the water smoke shower nozzle, when needing to use, control dress trim cover drops, makes the water smoke shower nozzle expose and uses normally in the air.
Further, in order to facilitate the realization of the decoration cover state control, the decoration cover control circuit comprises an electromagnet for controlling the decoration cover.
Further, in order to realize the effective control to the dress trim cover, and reduce dress trim cover's weight, cause the injury to people or thing when avoiding dress trim cover to drop, the electro-magnet is plug-type electro-magnet, be equipped with two fixed ears on the dress trim cover inner face at least, be provided with the fixed part that is used for imbedding the electro-magnet telescopic link on the fixed ear.
Preferably, in order to avoid the corrosion of internal devices caused by accumulated water in the fire extinguishing control device, the fire extinguishing control device further comprises a third electrically controlled valve which is communicated with the first electrically controlled valve and the second electrically controlled valve through a pipeline, the control circuit comprises a third electrically controlled valve driving circuit, and the control circuit controls the third electrically controlled valve to be conducted when the ambient temperature is higher than or equal to the first temperature.
A fire extinguishing control device comprises the fire extinguishing controller, a water mist spray head connected to a first electric control valve and a water sprinkling spray head connected to a second electric control valve.
Preferably, the fire extinguishing controller, the water mist spray head and the water spraying spray head are arranged in the installation shell, the installation shell is provided with a decorative cover used for sealing the installation shell, and the water mist spray head and the water spraying spray head are arranged in the decorative cover.
Compared with the prior art, the invention at least has the following advantages and beneficial effects:
the temperature detect circuit real-time detection ambient temperature of this scheme, according to the different shower nozzles work of different control of temperature, promptly according to the different stages of conflagration, adopt different modes of putting out a fire, adopt water smoke to put out a fire when the temperature is lower, adopt large tracts of land large granule water droplet to put out a fire after the temperature is higher, can adopt water smoke to put out a fire again and stop after accomplishing putting out a fire, can put out a fire fast when the intensity of a fire is great, also can avoid the secondary destruction to the field equipment, reduce the destruction to the property, reduce loss of property.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a detailed circuit diagram of a fire suppression controller of the present invention.
Fig. 2 is a schematic structural diagram of the fire extinguishing control device of the invention.
Fig. 3 is a mounting structure view of the decoration cover in an embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.
It should be understood that, for the term "and/or" as may appear herein, it is merely an associative relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time; for the term "/and" as may appear herein, which describes another associative object relationship, it means that two relationships may exist, e.g., a/and B, may mean: a exists independently, and A and B exist independently; in addition, for the character "/" that may appear herein, it generally means that the former and latter associated objects are in an "or" relationship.
It will be understood that when an element is referred to herein as being "connected," "connected," or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. Conversely, if a unit is referred to herein as being "directly connected" or "directly coupled" to another unit, it is intended that no intervening units are present. In addition, other words used to describe the relationship between elements should be interpreted in a similar manner (e.g., "between … …" versus "directly between … …", "adjacent" versus "directly adjacent", etc.).
It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.
It should also be noted that, in some alternative designs, the functions/acts noted may occur out of the order noted in the figures. For example, two figures shown in succession may, in fact, be executed substantially concurrently, or the figures may sometimes be executed in the reverse order, depending upon the functionality/acts involved.
It should be understood that specific details are provided in the following description to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.
The scheme discloses a fire extinguishing controller which can be suitable for multiple application occasions and can be used for extinguishing common solid matter fire, meltable solid matter fire, water-insoluble liquid fire, water-soluble liquid fire and charged matter fire and has a certain suppression effect on combustible gas fire. The device at least comprises a first electric control valve, a second electric control valve, water pressurization equipment and a temperature control unit. After water is fed and pressurized by the water pressurizing device, the water is conveyed to the first electric control valve and the second electric control valve through pipelines, and the first electric control valve and the second electric control valve respectively control the on-off of different types of spray heads; specifically, the first electric control valve is connected with a water mist spray head, and the water mist spray head generates fine water mist; the second electric control valve is connected with a water spraying nozzle which has a large spraying coverage area compared with the water mist nozzle and generates large-particle water drops. The temperature control unit comprises a temperature detection circuit and a control circuit, the temperature detection circuit detects the ambient temperature and feeds the ambient temperature back to the control circuit, the control circuit comprises a first electric control valve driving circuit, a second electric control valve driving circuit and a water supercharging equipment driving circuit, the working states of the first electric control valve, the second electric control valve and the water supercharging equipment are controlled by the control circuit, and specifically, the first electric control valve driving circuit is electrically connected to the first electric control valve to control the on-off of the first electric control valve; the second electric control valve driving circuit is electrically connected to the second electric control valve to control the second electric control valve to be switched on and off, and the water supercharging equipment driving circuit is electrically connected to the water supercharging equipment to control the water supercharging equipment to be switched on and off; when the ambient temperature is higher than or equal to a first temperature, controlling the first electric control valve to be conducted and controlling the water supercharging equipment to work, and when the ambient temperature is higher than or equal to a second temperature, controlling the second electric control valve to be conducted, wherein the first temperature is lower than the second temperature, namely when the ambient temperature reaches the lower first temperature, the water mist spray head works, and the fine water mist is adopted for extinguishing fire; when the ambient temperature reaches a second higher temperature, the sprinkler head works to extinguish fire by adopting larger granular water drops.
In order to improve the safety performance, a smoke sensing unit and an alarm device can be additionally arranged, wherein the smoke sensing unit is used for detecting the smoke concentration in the environment, the alarm device generates an alarm signal after the smoke concentration in the environment exceeds a threshold value, and the alarm device can be one or more of an acoustic alarm device, an optical alarm device or an acousto-optic alarm device.
The power supply circuit provides power for each unit, and the power supply circuit is provided with one or more of a fuse, a main switch, a state indicating device and an emergency lamp group. The fuse plays a role in overload protection, and the safety of the device is protected. The main switch controls the overall working state of the device.
The first electric control valve and the second electric control valve are communicated through pipelines, the control circuit comprises a third electric control valve driving circuit, and the control circuit controls the first electric control valve and the third electric control valve to be conducted simultaneously when the ambient temperature is higher than or equal to the first temperature. The third electric control valve is used as a main valve, during installation, the third electric control valve is connected with an external water pipe, the third electric control valve is communicated with the first electric control valve and the second electric control valve through pipelines, and under the normal condition, no water exists in the communicated pipeline, so that the corrosion of the inner wall caused by the accumulated water inside can be avoided, and the safety and the reliability are improved. This pipeline length is short, when triggering, only needs can spray water and put out a fire with the air discharge in the pipeline, avoids spouting a large amount of air and increases the intensity of a fire. Specifically, the first, second and third electrically controlled valves may be solenoid valves, electrically operated valves or other structures, and for reasons such as volume, the solenoid valves are preferably used. The water pressurizing apparatus may employ a pump or other structure.
The fire extinguishing controller is only a control part, and is connected with the water mist spray head and the water spraying spray head and then arranged in the mounting shell 1 to form the fire extinguishing control device with a ceiling type structure. Specifically, as shown in fig. 2, an opening structure is provided on the mounting case 1, the water mist nozzle and the water spray nozzle are disposed inside the opening structure, and the decorative cover 2 closes the opening structure after being controlled by the decorative cover control circuit. Correspondingly, the control circuit of the fire extinguishing controller also comprises a decorative cover control circuit for controlling the falling state of the decorative cover, specifically, the decorative cover control circuit can adopt an electromagnet, the decorative cover is made of metal materials such as iron, the decorative cover is electrified to generate an electromagnetic principle to realize the suction control of the decorative cover, and the structure is simple; secondly, as shown in fig. 2, the control of the decoration cover is realized by using a push-pull electromagnet, specifically, the decoration cover can adopt the structure shown in fig. 3, at least two fixing lugs are arranged on the inner surface of the decoration cover 3, and the fixing lugs are provided with fixing parts for embedding telescopic rods of the electromagnet. The number of the fixing lugs may be two, or 3 or 4. The structure of the fixing part on the fixing lug can adopt a hook part shown in figure 3, the opening of the hook part faces the outer side of the decorative cover, and a fixing hole can also be directly arranged on the fixing lug, so that the telescopic rod of the electromagnet can be embedded conveniently to realize the control of the decorative cover. When only 2 fixing lugs are provided, the relative arrangement structure shown in fig. 3 is preferably adopted, namely, the fixing lugs are arranged at two ends of the decorative cover. After the first electric control valve is triggered, the falling control of the decorative cover can be realized by controlling the telescopic rod of the electromagnet to stretch. The decorative cover is utilized to prevent sundries such as dust and the like from blocking the spray head to influence the fire extinguishing effect, and the problem of poor aesthetic degree after the fire extinguishing device is installed is also avoided. This fire extinguishing control device is integrated in the installation shell, adopts the ceiling type structure to realize hiding, and area is little, does not need operations such as a large amount of drilling, can install, use in the house of fitment.
The structure of this scheme of adoption does not receive the undulant influence of external water pressure when normal condition, can not lead to the mistake to start because of external water pressure's fluctuation promptly.
Example 1
Based on the principle of the above embodiments, this embodiment discloses a specific implementation manner of a fire extinguishing controller, that is, the temperature control unit can use a temperature sensor, the control circuit uses a PLC, a first electric control valve driving circuit, a second electric control valve driving circuit, a third electric control valve driving circuit, and a water pressurization device driving circuit, the electric control valve driving circuit can use the existing conventional driving circuit according to the type selection of the electric control valve, the temperature sensor is connected with the PLC signal, the signal input ends of the first electric control valve driving circuit, the second electric control valve driving circuit, and the third electric control valve driving circuit are connected with the PLC control end electrode, the output ends of the first electric control valve driving circuit, the second electric control valve driving circuit, and the third electric control valve driving circuit are respectively connected with the first electric control valve, the second electric control valve, and the third electric control valve control end, the first electric control valve, the second electric control valve and the third electric control valve are all normal closed type common electric control valves. The smoke sensing unit is connected on the PLC, the electromagnet control circuit and each state prompting circuit are connected on the PLC control end, and the state prompting circuit can be an indicating lamp, a buzzer, a bell or other equipment so as to prompt or alarm the working state of each equipment. The PLC may specifically adopt chips of s7-200 or other types, and the connection with each indicator light, buzzer, bell, and each driving circuit may be realized by conventional connection methods, which is not described herein.
When the smoke concentration in the environment reaches a threshold value, such as 2%, the PLC controls the state prompting circuit of the corresponding control port to work.
When the temperature sensor detects that the environment temperature reaches a first temperature, the PLC sends out control signals to control the first electric control valve driving circuit, the third electric control valve driving circuit and the water supercharging equipment driving circuit to work, the water supercharging equipment pressurizes water and then sends the water to the first electric control valve to be sprayed out in a water mist shape, and the PLC controls the state prompting circuit of the corresponding control port to work.
When the temperature sensor detects that the ambient temperature reaches the second temperature, the PLC sends out control signals to control the second electric control valve driving circuit, the third electric control valve driving circuit and the water supercharging equipment driving circuit to work, the water supercharging equipment pressurizes water and then sends the water to the second electric control valve to spray out in a water droplet shape, and the PLC controls the state prompting circuit of the corresponding control port to work.
Example 2
As shown in fig. 1, based on the principle of the above embodiments, the present embodiment discloses a specific implementation manner, and the temperature control circuit of the present embodiment adopts a relay C1-C3, a temperature controller P2-P3 and peripheral circuits thereof. The relay C1 adopts a positive Tai DC12v intermediate relay JZX-22F (D)/3Z, the relay C2 adopts a positive Tai DC12v intermediate relay JZX-22F (D)/4Z, and the relay C3 adopts a positive Tai DC12v intermediate relay JZX-22F (D)/2Z; the temperature controllers P2-P3 adopt RAINBOW temperature control switches TS-050S (R) temperature controllers. The switch S2 is used as a manual control switch of the relay C1, the switch S3 is used as a manual control switch of the temperature controller P2, and a starting mode combining an electric starting mode and a manual starting mode is adopted, so that the risk of false starting of the traditional mechanical starting mode and the traditional automatic starting mode is effectively avoided; the trigger temperature of the thermostat P2 may be set to 68 degrees or other temperatures; the trigger temperature of the thermostat P3 may be set to 72 degrees or other temperature such that the trigger temperature is higher than the trigger temperature of the thermostat P2.
Microswitch S4, electro-magnet MG1, electro-magnet MG2 constitute dress trim cover control circuit, and electro-magnet MG1, electro-magnet MG2 branch road get electric after temperature controller P3 triggers, lose the fixed action to dress trim cover, and dress trim cover drops under the action of gravity and realizes that the shower nozzle exposes. The decorative cover adopts a metal material to bear the weight and the cost of the whole device, in order to reduce the weight of the decorative cover and ensure that the decorative cover effectively falls off when the first electric control valve is triggered, in particular, the decorative cover of the embodiment adopts the structure shown in fig. 3, two sides of the inner surface of the decorative cover 3 are respectively provided with a fixing lug 21, the fixing lug 21 is provided with a hook part, the opening of the hook part faces to the outer side of the decorative cover, and the microswitch S4 is arranged on the inner surface of the decorative cover and keeps a normally closed state; the electromagnets MG1 and MG2 are push-pull electromagnets, when the electromagnets are powered off, the telescopic piece 31 is arranged in the hook part, after the electromagnets MG1 and MG2 are powered on, the telescopic piece 31 retracts to be separated from the hook part, the decorative cover 3 falls off under the action of gravity, the microswitch S4 is disconnected after being pressed, and the electromagnets MG1 and MG2 are powered off. By adopting the structure, the decorative cover can be made of foam and plastic which are subjected to flame retardant treatment, so that people are prevented from being injured by crashing when falling.
The whole fire-extinguishing controller also comprises a smoke sensor P4, a time-delay switch P5, a first electric control valve V1, a second electric control valve V2, a third electric control valve V3 and water pressurization equipment M. The smoke sensor P4 employs an AT-726 ion smoke detector. The delay switch P5 is TK1801 from tongsi TONKEYS.
The LED L2 and the resistor R2 form a state prompting circuit; the LED L3 and the resistor R3 form another state prompting circuit and are triggered to work together with the bell N1 and the alarm lamp group P7.
The light emitting diode L2 and the resistor R2 form a normal state indicating circuit, the emergency lamp group P1 is connected to a power supply end, the fire-fighting emergency illuminating lamp and the fire extinguishing system are combined together, the multiple purposes of one machine are achieved, and the complexity of arrangement of the fire extinguishing system is reduced. The LED L1 and the resistor R1 form a power supply indicating circuit; switch S1 acts as a master switch.
The water pressurizing device M adopts a pump to pressurize water, the first electric control valve, the second electric control valve and the third electric control valve adopt electromagnetic valves, the third electric control valve V3 is communicated with the first electric control valve V1 and the second electric control valve V2 through pipelines, and the water pressurizing device can be arranged on the pipeline at the front end of the third electric control valve V3 and also can be arranged on the pipeline at the rear end of the third electric control valve V3.
The embodiments described above are merely illustrative, and may or may not be physically separate, if referring to units illustrated as separate components; if reference is made to a component displayed as a unit, it may or may not be a physical unit, and may be located in one place or distributed over a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: modifications may be made to the embodiments described above, or equivalents may be substituted for some of the features described. And such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Finally, it should be noted that the present invention is not limited to the above alternative embodiments, and that various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the claims, and which the description is intended to be interpreted accordingly.
Claims (10)
1. A fire suppression controller, comprising:
a first electrically controlled valve for controlling the water mist head,
a second electrically controlled valve for controlling the sprinkler head,
a water pressurizing device which is communicated with the first electric control valve and the second electric control valve through pipelines,
the temperature control unit comprises a temperature detection circuit and a control circuit, the control circuit comprises a first electric control valve driving circuit used for controlling the working state of a first electric control valve, a second electric control valve driving circuit used for controlling the working state of a second electric control valve and a water supercharging device driving circuit used for controlling the working state of the water supercharging device, the control circuit controls the first electric control valve to be conducted and the water supercharging device driving circuit to work when the ambient temperature is higher than or equal to a first temperature, controls the second electric control valve to be conducted when the ambient temperature is higher than or equal to a second temperature, and the first temperature is lower than the second temperature.
2. A fire suppression controller according to claim 1, further comprising a smoke sensing unit for sensing the concentration of smoke in the environment and alarm means for generating an alarm signal when the concentration of smoke exceeds a threshold value.
3. The fire extinguishing controller according to claim 1 or 2, further comprising a power supply circuit for supplying power to each unit, wherein the power supply circuit is provided with one or more of a fuse, a master switch, a status indicator device and an emergency light set.
4. The fire suppression controller of claim 1, wherein the control circuit further comprises a status prompting circuit for indicating the operational status of the first electrically controlled valve and/or the second electrically controlled valve.
5. The fire suppression controller of claim 1, wherein the control circuit further comprises a trim cover control circuit for controlling a trim cover out condition.
6. The fire suppression controller of claim 5, wherein the trim cover control circuit comprises an electromagnet for controlling the trim cover.
7. The fire extinguishing controller according to claim 6, wherein the electromagnet is a push-pull electromagnet, the inner surface of the decorative cover is provided with at least two fixing lugs, and the fixing lugs are provided with fixing parts for embedding telescopic rods of the electromagnet.
8. The fire suppression controller of claim 1, further comprising a third electrically controlled valve in communication with the first and second electrically controlled valves via a conduit, the control circuit including a third electrically controlled valve driver circuit that controls the third electrically controlled valve to conduct when the ambient temperature is greater than or equal to the first temperature.
9. A fire-extinguishing control device comprising the fire-extinguishing control device according to any one of claims 1 to 8, a water mist head connected to the first electrically-controlled valve, and a water spray head connected to the second electrically-controlled valve.
10. The fire suppression control device of claim 9, wherein the fire suppression controller, the water mist nozzle and the water spray nozzle are disposed in a mounting housing, a decorative cover for sealing the mounting housing is disposed on the mounting housing, and the water mist nozzle and the water spray nozzle are disposed in the decorative cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110226869.8A CN112843577A (en) | 2021-03-01 | 2021-03-01 | Fire extinguishing controller and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110226869.8A CN112843577A (en) | 2021-03-01 | 2021-03-01 | Fire extinguishing controller and device |
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| CN112843577A true CN112843577A (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110226869.8A Pending CN112843577A (en) | 2021-03-01 | 2021-03-01 | Fire extinguishing controller and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870315A (en) * | 2022-05-20 | 2022-08-09 | 江苏中安信达科技咨询有限公司 | Fire-fighting equipment detection system of transformer substation |
-
2021
- 2021-03-01 CN CN202110226869.8A patent/CN112843577A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870315A (en) * | 2022-05-20 | 2022-08-09 | 江苏中安信达科技咨询有限公司 | Fire-fighting equipment detection system of transformer substation |
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