CN115624705A - 60L high-pressure water mist discharge system complete equipment - Google Patents
60L high-pressure water mist discharge system complete equipment Download PDFInfo
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 628
- 239000003595 mist Substances 0.000 title claims abstract description 241
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims description 60
- 230000001105 regulatory effect Effects 0.000 claims description 44
- 238000005507 spraying Methods 0.000 claims description 10
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 230000033228 biological regulation Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 102220585282 PH domain leucine-rich repeat-containing protein phosphatase 1_A60L_mutation Human genes 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 19
- 230000000875 corresponding effect Effects 0.000 description 14
- 230000008901 benefit Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000009692 water atomization Methods 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 230000004044 response Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
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- 239000000284 extract Substances 0.000 description 1
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- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
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Abstract
The invention relates to the technical field of fire engineering, in particular to a 60L high-pressure water mist discharge system complete equipment which comprises a high-pressure water pump, an adjusting mechanism, an executing mechanism, an auxiliary mechanism and a water mist controller, wherein the water mist controller judges the opening degree of a valve port of the high-pressure water pump according to the detected water pressure of a pipeline in the system to adjust, if the opening degree of the valve is reduced, the water pressure of the pipeline in the system is still lower than the preset requirement, the water mist controller adjusts the rotating speed of the high-pressure water pump to increase to a set value, if the rotating speed of the high-pressure water pump is increased, the pressure of the water in the pipeline of the system still does not reach the required pressure, the water mist controller judges that the high-pressure water pump is damaged and informs a worker to maintain and guarantee the normal operation of the system, the pressure change of the water in the pipeline in the system can be detected in time and adjusted, the working stability of the system is guaranteed, and the working efficiency of the system is improved.
Description
Technical Field
The invention relates to the technical field of fire engineering, in particular to complete equipment of a 60L high-pressure water mist discharge system.
Background
The water mist fire extinguishing technology is a new emerging water fire extinguishing technology, and the technology atomizes water with certain pressure into water mist by using an atomizing nozzle, so that the cooling rate of the water is increased, and the effect of quickly extinguishing fire is achieved.
Chinese patent publication No. CN107899167A discloses a preheating type water mist fire extinguishing system and a water mist nozzle, and solves the problem that the existing fire extinguishing system cannot form an effective suffocation environment for fire with small heat productivity, so that the water mist fire extinguishing is difficult. The water mist fire extinguishing system comprises fire alarm equipment, a control device and a fire extinguishing system; the fire extinguishing system comprises a filter, a pump set, a heat exchanger and a water atomizing nozzle which are connected in sequence through pipelines; the heat exchanger exchanges heat through a burner, and the burner is connected with the water atomizing nozzle through an induced draft fan; a signal feedback device is arranged on a pipeline between the heat exchanger and the water atomizing nozzle and is connected with the control device through a control line; the water mist nozzle is arranged in a protection area, a flame detection device is arranged in the protection area, and the flame detection device is connected with fire alarm equipment. The water mist fire extinguishing system and the nozzle can effectively extinguish initial small fire, A-class fire, smoldering fire and other fires with smaller heat productivity.
It can be seen that the technical solution has the following problems:
1. the water quantity in the water storage device cannot be detected, and the problem of water shortage during system operation is easy to occur;
2. the problem of the system that the pressure variation of water in the internal pipeline of system is too big to lead to out the water inefficiency can't be solved accurately.
Disclosure of Invention
Therefore, the invention provides the complete equipment of the 60L high-pressure water mist discharge system, which is used for solving the problem that the water outlet efficiency of the system is low due to overlarge pressure change of water in the pipeline inside the system in the prior art.
To achieve the above object, the present invention provides a 60L high pressure water mist discharge system kit, comprising:
the high-pressure water pump comprises a fixed seat plate, an inverter, a motor and a water pump and is used for providing high-pressure power for the water mist discharge system;
a hose for transporting the pressurized water generated by the high pressure water pump;
the actuating mechanism comprises a plurality of spray heads and a plurality of spray gun cabinets, the spray heads are connected with the tail ends of the hoses, the spray heads are used for converting high-pressure water into water mist to be sprayed out, and the spray gun cabinets are used for placing spray guns;
the adjusting mechanism comprises an electric control valve and a plurality of open area valve groups, the electric control valve is connected with the high-pressure water pump and the water sump and used for controlling the on-off of a pipeline between the high-pressure water pump and the water sump, and the open area valve groups are connected with the spray head area and used for receiving control signals and opening corresponding valves in the valve groups;
the auxiliary mechanism comprises a pressure transmitter and a plurality of valves, is arranged at different positions of the hose and is used for regulating and controlling corresponding parameters in the running process of the system;
the water mist controller is connected with the components and used for detecting the operation and fault information of the components in the system and correspondingly processing the components according to the information, and when the water mist discharge system is ready to work, the water mist controller detects the water level information in the water sump and supplies water to the water sump according to the water level by using the corresponding water supply amount of the water sump; when the water mist discharge system works, the water mist controller judges the opening of a valve port of the high-pressure water pump according to the detected pressure of water in a pipeline inside the system, if the opening of the valve is reduced, the pressure of the water in the pipeline inside the system is still lower than a preset requirement, the water mist controller adjusts the rotating speed of the high-pressure water pump to enable the rotating speed of the high-pressure water pump to be increased to a set value, if the rotating speed of the high-pressure water pump is increased, the pressure of the water in the pipeline inside the system still does not reach the required pressure, and the water mist controller judges that the high-pressure water pump is damaged and informs a worker to maintain.
Further, a first preset water level height h1 and a second preset water level height h2 are arranged in the water mist controller, h1 is smaller than h2, a position detector is arranged in the water sump, when the water mist controller controls the high-pressure water pump to be started, the position detector detects the water level height h in the water sump and transmits the water level height h to the water mist controller, the water mist controller compares the water level height h with the preset water level heights h1 and h2, and the water level condition in the water sump is judged according to the interval of the height h so as to judge whether water needs to be supplied to the water sump;
if h is less than or equal to h1, the water mist controller judges that the water level in the water sump is too low, and the water mist controller controls the fire-fighting high-pressure water pump to stop and sends out a water sump water shortage alarm signal;
if h1 is more than or equal to h2, the water mist controller judges that the water level in the water sump is low, the fire-fighting high-pressure water pump is controlled to continue to operate, and the water mist controller sends a water sump water adding signal;
and if h is more than h3, the water mist controller judges that the water level in the water sump is normal and controls the fire-fighting high-pressure water pump to continue to operate.
Furthermore, a first preset water sump supply quantity Q1 and a second preset water sump supply quantity Q2 are also arranged in the water mist controller, Q1 is larger than Q2, a water supply device is arranged outside the water sump and is connected with the water sump through a pipeline, and when h is less than or equal to h1 or h is more than h1 and less than or equal to h2, the water mist controller judges the water supply quantity supplied to the water sump by the water supply device according to the interval where the liquid level height h in the water sump is;
when h is less than or equal to h1, the water mist controller judges that the water supply device supplies water to the water sump by applying a first preset water sump supply quantity Q1;
and when h1 is larger than h and smaller than or equal to h2, the water mist controller judges that the water supply device supplies water to the water sump by applying a second preset water sump supply quantity Q2.
When the water mist controller supplies water to the water sump by applying the i-th preset water sump supply quantity Qi, setting i =1,2, setting the water quantity of the water sump after water supply to be Q ', and setting Q' = Q 0 + Qi, wherein Q 0 The water quantity in the water bin before water supply.
Further, a first preset pipeline pressure F1, a second preset pipeline pressure F2, a first preset pump valve regulating coefficient alpha 1 and a second preset pump valve regulating coefficient alpha 2 are arranged in the water mist controller, F1 is larger than F2, alpha 1 is larger than 1 and smaller than alpha 2, when the water mist discharge system operates, the pressure transmitter detects the pressure F in the pipeline and transmits the pressure F to the water mist controller, and the water mist controller compares the pressure F with the preset pressures F1 and F2 and judges whether the valve port of the high-pressure water pump needs to be regulated or not according to the section of the pressure F;
if F is less than F1, the water mist controller judges that the pressure of the pipeline in the water mist discharge system is too low, and a valve port of the high-pressure water pump is reduced by applying a first preset pump valve regulating coefficient alpha 1;
if the F1 is not less than F and not more than F2, the water mist controller judges that the pressure fluctuation in the water mist discharge system is within a normal range, and the pressure fluctuation can be adjusted through a pressure adjusting valve and a safety valve in the auxiliary mechanism;
if F is less than F2, the water mist controller judges that the pressure of the pipeline in the water mist discharge system is overlarge, and a second preset pump valve regulating coefficient alpha 2 is used for increasing the valve port of the high-pressure water pump;
when the water mist controller adjusts the valve port of the high-pressure water pump by using the i-th preset pump valve adjustment coefficient alpha i, i =1,2 is set, the corrected opening degree of the valve of the high-pressure water pump is A ', and A' = Ax alpha i is set, wherein A is the opening degree of the valve of the high-pressure water pump before correction.
Further, when the water mist control module reduces the valve port of the high-pressure water pump by applying a first preset pump valve regulation coefficient alpha 1, the pressure transmitter detects the regulated pressure F ' inside the pipeline and transmits the pressure F ' to the water mist module, and the water mist module compares the pressure F ' with the pressure F1 and judges whether the rotating speed of the high-pressure water pump needs to be regulated according to the comparison result;
if F' is less than F1, the water mist controller judges that the pressure of the water in the pipeline after adjustment still does not meet the requirement, and the rotating speed of the high-pressure water pump needs to be further adjusted;
and if the F' is more than or equal to F1, the water mist controller judges that the treatment for reducing the opening degree of the valve port of the high-pressure water pump is effective.
Further, a preset rotation speed adjusting coefficient beta 0 is arranged in the water mist controller, beta 0 is larger than 1, when F 'is smaller than F1, the water mist controller adjusts the rotation speed of the high-pressure water pump by using the preset rotation speed adjusting coefficient beta 0, the pressure transmitter detects the pressure F' inside the pipeline after the rotation speed of the high-pressure water pump is adjusted and transmits the pressure F 'to the water mist module, and the water mist module compares the pressure F' with the pressure F1 and judges the running condition of the high-pressure water pump according to the comparison result;
if F' < F1, the water mist controller judges that the interior of the high-pressure water pump is abnormal and sends out an abnormal warning of the high-pressure water pump to inform workers of inspection and maintenance;
if the F' is more than or equal to F1, the water mist controller judges that the pressure of the water in the pipeline in the water mist discharge system is normal without further adjustment.
Further, the water mist controller is also provided with a third preset pipeline pressure F3, F1 is more than F3 and less than F2, when F1 is less than or equal to F2, the water mist compares the pressure F with the preset pressure F3 and controls the pressure regulating valve and the safety valve to perform corresponding actions according to the comparison result;
if F is larger than or equal to F3, the water mist controller controls the safety valve to act so as to reduce the pressure of the water in the pipeline, and then the pressure regulating valve acts to control the pressure of the water in the pipeline within a normal range;
if F is less than F3, the water mist controller directly controls the pressure regulating valve to act so as to control the pressure of the water in the pipeline within a normal range.
Furthermore, the tail end of the fine spray application system executing mechanism is provided with a spray head protection area, a plurality of spray heads are arranged below the spray head protection area, a plurality of nozzles are arranged on the circumference of each spray head, the axes of the nozzles form a certain angle, and when the fine spray controller detects an area needing water spraying, the axis angle transformation of each nozzle is controlled to realize the omnibearing spraying of the system to the water spraying area.
Furthermore, a fire-fighting high-pressure water pump starting demand button is arranged in the spray gun cabinet, when the button is pressed down, the water mist controller receives the demand signal and controls the high-pressure water pump to start to transmit high-pressure water to the spray gun cabinet through an internal pipeline of the system, the spray gun cabinet is provided with a plurality of spray guns and hoses, and the hoses are used for connecting the spray guns with pipelines of the water mist discharge system.
Furthermore, the water mist controller controls the opening ends of the electric control valve and each valve in the open area valve group, and meanwhile, the electric control valve and the electric valve in the open area valve group can be switched on and off through a corresponding button arranged outside the water mist discharge device.
Compared with the prior art, the water mist detection system has the advantages that the water mist detection system is provided with the adjusting mechanism, the auxiliary mechanism and the water mist controller, the operation parameters in the system can be detected and adjusted, the water bin can be timely replenished with water, the normal operation of the system is ensured, the pressure change of the water in the pipeline in the system can be timely detected and adjusted, the working stability of the system is ensured, and meanwhile, the working efficiency of the system is improved.
Furthermore, the multi-stage preset water level heights are arranged, the water quantity condition in the water bin is judged by judging the section of the water level heights, whether water needs to be supplied to the water bin is judged according to the water quantity condition, and the working efficiency of the system is improved while the normal operation of the system is ensured.
Furthermore, the multi-stage water sump replenishing quantity is preset, the corresponding preset water sump replenishing quantity is applied to replenish water to the water sump according to the section where the water level in the water sump is located, and the working efficiency of the system is improved while the normal operation of the system is ensured.
Furthermore, the invention is provided with a multi-stage preset pipeline pressure and a multi-stage preset pump valve adjusting coefficient, and judges that the corresponding preset pump valve adjusting coefficient is applied to adjust the valve port of the high-pressure water pump according to the section of the water pressure in the pipeline in the water mist discharge system so as to adjust the water pressure in the pipeline to a normal range, thereby ensuring the working stability of the system and improving the working efficiency of the system.
Furthermore, the invention compares the pressure F' of the water in the pipeline after adjustment with the pressure F1 and judges whether the operation of reducing the valve port of the high-pressure water pump is effective or not according to the comparison result so as to further judge whether the rotating speed of the high-pressure water pump needs to be adjusted or not, thereby ensuring the working stability of the system and improving the working efficiency of the system.
Furthermore, the invention is provided with a preset rotating speed regulating coefficient, when F 'is less than F1, the invention regulates the rotating speed of the high-pressure water pump by using the preset rotating speed regulating coefficient, after the rotating speed regulation is finished, the pipeline pressure F' is detected and compared with the preset pressure F1, whether the high-pressure water pump is damaged is judged according to the comparison result, and the working efficiency of the system is improved while the working stability of the system is ensured.
Furthermore, the invention is also provided with a preset pipeline pressure F3, when F1 is not less than F2, the invention compares the pipeline pressure F with the preset pressure F3 and judges the actions of the pressure regulating valve and the safety valve according to the comparison result so as to maintain the pressure of water in the pipeline inside the system within a normal range, thereby ensuring the working stability of the system and improving the working efficiency of the system.
Furthermore, the invention is provided with a plurality of spray heads, a plurality of nozzles are arranged around the spray heads, and the axes of the nozzles form a certain angle, so that the angle of the axis of each nozzle can be adjusted as required to achieve the purpose of spraying different areas, thereby improving the working efficiency of the system while ensuring the working stability of the system.
Furthermore, the spray gun cabinet is independently arranged, so that the spray gun can work in places where the fine water mist discharge system is inconvenient to reach, the working stability of the system is ensured, and the working efficiency of the system is improved.
Furthermore, the electric valve in the invention and the electric valve in the open area group can be controlled not only by the water mist controller, but also by a button outside the system, thereby ensuring the working stability of the system and improving the working efficiency of the system.
Drawings
FIG. 1 is a schematic diagram of the operation of a 60L high pressure water mist discharge system kit according to the present invention;
FIG. 2 is a schematic diagram of a water pump in the complete set of the 60L high pressure water mist discharge system according to the invention;
FIG. 3 is a schematic diagram of the inverter configuration in the 60L high pressure water mist discharge system kit according to the present invention;
FIG. 4 is a schematic diagram of a water mist controller in a 60L high pressure water mist discharge system package according to the present invention;
FIG. 5 is a diagram of the external interface of the water mist controller in the 60L high pressure water mist discharge system kit according to the present invention;
FIG. 6 is a diagram of a water mist controller behavior algorithm in a 60L high pressure water mist discharge system kit according to the present invention;
FIG. 7 is a block diagram of an electric control valve of the 60L high pressure water mist discharge system kit according to the present invention;
FIG. 8 is a block diagram of an open area valve block in the 60L high pressure water mist discharge system kit according to the present invention;
FIG. 9 is a view of the water mist head of the complete set of 60L high pressure water mist discharge system according to the present invention;
FIG. 10 is a schematic diagram of the configuration of the lance cabinet of the 60L high pressure water mist discharge system package according to the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described in conjunction with the following examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, it is a working schematic diagram of a 60L high pressure water mist discharge system set according to the present invention, comprising:
the high-pressure water pump 1 comprises a fixed seat plate, an inverter, a motor and a water pump and is used for providing high-pressure power for the water mist discharge system;
a hose 2 for transporting the pressurized water generated by the high pressure water pump 1;
the actuating mechanism comprises a plurality of spray heads 11 and a plurality of spray gun cabinets 9, the spray heads 11 are connected with the tail ends of the hoses 2, the spray heads 11 are used for converting high-pressure water into water mist to be sprayed out, and the spray gun cabinets 9 are used for placing spray guns;
the adjusting mechanism comprises an electric control valve 3 and a plurality of open area valve groups 10, the electric control valve 3 is connected with the high-pressure water pump 1 and the water sump 14 and used for controlling the on-off of a pipeline between the high-pressure water pump 1 and the water sump 14, and the open area valve groups 10 are connected with the spray head 11 area and used for receiving control signals and opening corresponding valves in the valve groups;
the auxiliary mechanism comprises a pressure transmitter and a plurality of valves, is arranged at different positions of the hose and is used for regulating and controlling corresponding parameters in the operation process of the system;
a water mist controller 13 connected with the above components for detecting the operation and fault information of the components in the system and processing the components correspondingly according to the information,
when the water mist discharge system is ready to work, the nozzle water mist controller 13 detects water level information in the water sump 14 and supplies water to the water sump 14 by using the corresponding water supply amount of the water sump 14 according to the water level; when the water mist discharge system works, the nozzle water mist controller 13 judges to adjust the opening degree of a valve port of the high-pressure water pump 1 according to the detected water pressure of the pipeline inside the system, if the opening degree of the valve is reduced, the water pressure of the pipeline inside the system is still lower than a preset requirement, the nozzle water mist controller 13 adjusts the rotating speed of the high-pressure water pump 1 to increase the rotating speed to a set value, if the rotating speed of the high-pressure water pump 1 is increased, the water pressure inside the pipeline still does not reach the required pressure, and the nozzle water mist controller 13 judges that the high-pressure water pump 1 is damaged and informs a worker to maintain.
When the nozzle water mist controller 13 detects an external fire, the nozzle water mist controller 13 controls the electric control valve 3 and the valves in the open area valve group 10 to be opened, controls the high-pressure water pump 1 to be started, the high-pressure water pump 1 extracts fire extinguishing water from the water sump 14, when the pressure of a pipeline in the water mist discharge system is too high, the safety valve 8 is started, redundant pressure is quickly unloaded, then the fire extinguishing water is regulated by the pressure regulating valve to reach the set pressure of the system, flows through the open area valve, and sprays to a protection area under the action of the water mist nozzle 11 (or the spray gun).
The invention is provided with the adjusting mechanism, the auxiliary mechanism and the nozzle water mist controller 13, can detect and adjust the operation parameters in the system, can timely supplement water to the water sump 14, ensures the normal operation of the system, can timely detect and adjust the pressure change of the water in the pipeline in the system, and improves the working efficiency of the system while ensuring the working stability of the system.
Specifically, a first preset water level height h1 and a second preset water level height h2 are arranged in the nozzle water mist controller 13, h1 is less than h2, a position detector is arranged in the water sump 14, when the nozzle water mist controller 13 controls the high-pressure water pump 1 to be started, the position detector detects the water level height h in the water sump 14 and transmits the water level height h to the nozzle water mist controller 13, and the nozzle water mist controller 13 compares the water level height h with the preset water level heights h1 and h2 and judges the water level condition in the water sump 14 according to the section of the height h so as to judge whether water needs to be supplied to the water sump 14;
if h is less than or equal to h1, the nozzle water mist controller 13 judges that the water level in the water sump 14 is too low, and the nozzle water mist controller 13 controls the fire-fighting high-pressure water pump 1 to stop and sends out a water shortage alarm signal of the water sump 14;
if h1 is more than or equal to h2, the nozzle water mist controller 13 judges that the water level in the water sump 14 is low, controls the fire-fighting high-pressure water pump 1 to continue to operate, and sends a water adding signal of the water sump 14 by the nozzle water mist controller 13;
and if h is more than h3, the nozzle water mist controller 13 judges that the water level in the water sump 14 is normal, and controls the fire-fighting high-pressure water pump 1 to continue to operate.
The multi-stage water level height presetting device is provided with the multi-stage water level height, the water quantity condition in the water bin 14 is judged by judging the section of the water level height, and whether water needs to be supplied to the water bin 14 or not is judged according to the water quantity condition, so that the normal operation of a system is ensured, and the working efficiency of the system is improved.
Specifically, a first preset water sump 14 supply quantity Q1 and a second preset water sump 14 supply quantity Q2 are further arranged in the spray head water mist controller 13, Q1 is larger than Q2, a water supply device is arranged outside the water sump 14 and is connected with the water sump 14 through a pipeline, and when h is less than or equal to h1 or h is more than h1 and less than or equal to h2, the spray head water mist controller 13 judges the water supply quantity supplied to the water sump 14 by the water supply device according to the interval of the liquid level height h in the water sump 14;
when h is less than or equal to h1, the nozzle water mist controller 13 judges that the water supply device supplies water to the water sump 14 by applying a first preset water sump 14 replenishment quantity Q1;
and when h1 is more than h and less than or equal to h2, the nozzle water mist controller 13 judges that the water supply device supplies water to the water sump 14 by applying the second preset water sump 14 supply quantity Q2.
When the water mist controller 13 supplies water to the water sump 14 by using the i-th preset water sump 14 supply amount Qi, i =1,2 is set, the water amount of the water sump 14 after water supply is Q ', and Q' = Q is set 0 + Qi, wherein Q 0 The amount of water in the sump 14 before supplying water.
The invention is provided with a plurality of levels of preset water sump 14 supply quantities, and the corresponding preset water sump 14 supply quantities are applied to supply water to the water sump 14 according to the section of the water level height in the water sump 14, thereby improving the working efficiency of the system while ensuring the normal operation of the system.
Specifically, a first preset pipeline pressure F1, a second preset pipeline pressure F2, a first preset pump valve regulating coefficient alpha 1 and a second preset pump valve regulating coefficient alpha 2 are arranged in the nozzle water mist controller 13, F1 is less than F2, alpha 1 is less than 1 and less than alpha 2, when the water mist discharge system operates, the pressure transmitter detects the internal pressure F of the pipeline and transmits the internal pressure F to the nozzle water mist controller 13, and the nozzle water mist controller 13 compares the pressure F with the preset pressures F1 and F2 and judges whether the valve port of the high-pressure water pump 1 needs to be regulated or not according to the section where the pressure F is located;
if F is less than F1, the nozzle water mist controller 13 judges that the pressure of the pipeline in the water mist discharge system is too low, and reduces the valve port of the high-pressure water pump 1 by applying a first preset pump valve regulating coefficient alpha 1;
if F1 is not less than F2, the nozzle water mist controller 13 judges that the pressure fluctuation in the water mist discharge system is in a normal range, and the pressure fluctuation can be adjusted through a pressure adjusting valve 7 and a safety valve 8 in the auxiliary mechanism;
if F is less than F2, the nozzle water mist controller 13 judges that the pressure of the pipeline in the water mist discharge system is overlarge, and a second preset pump valve regulating coefficient alpha 2 is used for increasing the valve port of the high-pressure water pump 1.
When the nozzle water mist controller 13 adjusts the valve port of the high pressure water pump 1 by using the i-th preset pump valve adjustment coefficient α i, i =1,2 is set, the corrected opening degree of the valve of the high pressure water pump 1 is a ', and a' = Ax α i is set, where a is the opening degree of the valve of the high pressure water pump 1 before correction.
The invention is provided with multi-stage preset pipeline pressure and multi-stage preset pump valve regulating coefficients, and judges that the corresponding preset pump valve regulating coefficients are applied to regulate the valve port of the high-pressure water pump 1 according to the section of the pressure of the water in the pipeline in the water mist discharge system so as to regulate the pressure of the water in the pipeline to be within a normal range, thereby improving the working efficiency of the system while ensuring the working stability of the system.
Specifically, when the water mist control module reduces the valve port of the high-pressure water pump 1 by applying a first preset pump valve adjustment coefficient α 1, the pressure transmitter detects the adjusted internal pressure F ' of the pipeline and transmits the pressure F ' to the water mist module, and the water mist module compares the pressure F ' with the pressure F1 and judges whether the rotating speed of the high-pressure water pump 1 needs to be adjusted according to the comparison result;
if F' < F1, the nozzle water mist controller 13 judges that the pressure of the water in the pipeline after adjustment still does not meet the requirement, and further adjusts the rotating speed of the high-pressure water pump 1;
if F' is more than or equal to F1, the nozzle water mist controller 13 judges that the treatment for reducing the opening degree of the valve port of the high-pressure water pump 1 is effective.
According to the invention, the regulated pressure F' of the water in the pipeline is compared with the pressure F1, and whether the operation of reducing the valve port of the high-pressure water pump 1 is effective or not is judged according to the comparison result, so that whether the rotating speed of the high-pressure water pump 1 needs to be regulated or not is further judged, and the working efficiency of the system is improved while the working stability of the system is ensured.
Specifically, a preset rotation speed adjusting coefficient beta 0 is arranged in the nozzle water mist controller 13, beta 0 is larger than 1, when F 'is smaller than F1, the nozzle water mist controller 13 adjusts the rotation speed of the high-pressure water pump 1 by applying the preset rotation speed adjusting coefficient beta 0, the pressure transmitter detects the pressure F' inside the pipeline after the rotation speed of the high-pressure water pump 1 is adjusted and transmits the pressure F 'to the water mist module, and the water mist module compares the pressure F' with the pressure F1 and judges the running condition of the high-pressure water pump 1 according to the comparison result;
if F' is less than F1, the nozzle water mist controller 13 judges that the interior of the high-pressure water pump 1 is abnormal, and sends out an abnormal warning of the high-pressure water pump 1 to inform workers of inspection and maintenance;
if F' is more than or equal to F1, the nozzle water mist controller 13 judges that the pressure of the water in the pipeline in the water mist discharge system is normal without further adjustment;
the high-pressure water pump system is provided with a preset rotating speed adjusting coefficient, when the F 'is less than F1, the rotating speed of the high-pressure water pump 1 is adjusted by the aid of the preset rotating speed adjusting coefficient, after the rotating speed is adjusted, the pipeline pressure F' is detected and compared with the preset pressure F1, whether the high-pressure water pump 1 is damaged or not is judged according to a comparison result, the working stability of the system is guaranteed, and meanwhile the working efficiency of the system is improved.
Specifically, the nozzle water mist controller 13 is further provided with a third preset pipeline pressure F3, wherein F1 is more than F3 and less than F2, when F1 is less than or equal to F2, the water mist compares the pressure F with the preset pressure F3 and controls the pressure regulating valve 7 and the safety valve 8 to perform corresponding actions according to the comparison result;
if F is larger than or equal to F3, the spray head water mist controller 13 controls the safety valve 8 to act so as to reduce the pressure of water in the pipeline, and then the pressure regulating valve 7 acts to control the pressure of the water in the pipeline within a normal range;
if F is less than F3, the spray head water mist controller 13 directly controls the pressure regulating valve 7 to act so as to control the pressure of the water in the pipeline within a normal range.
The invention is also provided with a preset pipeline pressure F3, when F1 is not less than F2, the pipeline pressure F is compared with the preset pressure F3, and the actions of the pressure regulating valve 7 and the safety valve 8 are judged according to the comparison result, so that the pressure of water in the pipeline inside the system is maintained in a normal range, the working stability of the system is ensured, and the working efficiency of the system is improved.
Please refer to fig. 2, which is a structural diagram of a water pump in a complete set of equipment of the 60L high-pressure water mist discharge system of the present invention, the present invention adopts a CWP63 type water lubrication high-pressure plunger pump, which uses an axial multi-plunger principle, the size is more compact, and simultaneously, fluid is adopted to lubricate moving parts of the pump, and no lubricating oil is needed, wherein 201 is a front end cover, 202 is a swash plate, 203 is a spherical hinge, 204 is a shell assembly, 205 is a cylinder assembly, 206 is a floating disc assembly, 207 is a port plate, 208 is a sealing ring, 209 is a screw, 215 is a rear end cover, 216 is a pin shaft, 217 is an elastic retainer ring, 218 is a spring seat, 219 is a center spring, 220 is a plunger shoe assembly, 221 is a return disc, and 222 is a mechanical seal.
Please refer to fig. 3, which is a diagram of an inverter configuration in a complete set of equipment of a 60L high-pressure water mist discharge system according to the present invention, wherein an inverter hove-NB 15KWD284 type inverter adopted by a high-pressure water pump adopts a three-phase two-level inversion technology and a english-flying IGBT module design, and adopts an external air duct air-cooling heat dissipation manner, and the inverter includes a main body, a heat dissipation chamber, a cover plate and a filter. The chassis is made of corrosion-resistant alloy materials, and all corners and edges of the chassis shell are subjected to chamfering treatment, so that the damage to personnel or other equipment is avoided. The external dimension of the inverter is as follows: 225mm (width) 350 (depth) 225mm (height).
Please refer to fig. 4, which is a structure diagram of a water mist controller in a complete set of equipment of the 60L high-pressure water mist discharge system of the present invention, wherein the water mist controller is used for responding to a start request signal of a spray gun cabinet to a high-pressure water pump, completing start and stop control of the water pump, and realizing an automatic start function of an open area valve set, an electric control valve and the high-pressure water pump by a one-key start function of the water mist controller when a fire occurs, and an indicator lamp and a touch screen are arranged on the water mist controller for respectively displaying the working states of the valve and the high-pressure water pump and displaying alarm information, water sump liquid level height and pressure sensor value information by the touch screen.
In fig. 4, 401 is an indicating lamp of a spray gun cabinet, 402 is a main pipe pressure switch indicating lamp, 403 is a buzzer alarm, 404 is an area valve 2 state indicating lamp, 405 is a pressure switch 1 indicating lamp, 406 is an area valve 1 state indicating lamp, 407 is an area valve 2 state indicating lamp, 408 is an area valve 3 state indicating lamp, 409 is an opening button of a sump electronic control valve, 410 is a touch screen, 411 is an area valve 3 state indicating lamp, 412 is a status indicating lamp of the sump electronic control valve, 413 is a reset button, 414 is a motor start button, 415 is a motor stop button, and 416 is a closing button of the sump electronic control valve.
Referring to fig. 5 and fig. 6, which are respectively a diagram of an external interface of a water mist controller and a diagram of a water mist controller behavior algorithm in a complete set of equipment of a 60L high-pressure water mist discharge system according to the present invention, when the system is ready to operate, the liquid level height in a water sump is detected, when the water amount in the water sump is sufficient, whether an electric control valve is opened is detected, that is, whether a pipeline between a high-pressure water pump and the water sump is communicated, when the electric control valve is opened, a valve in a starting area valve set is controlled to be opened, the water pump is started to extinguish a fire, and simultaneously, when the system operates, an indicator light on the water mist controller correspondingly flickers along with the operation of devices.
Please refer to fig. 7, which is a structure diagram of an electric control valve in a complete set of equipment of the 60L high-pressure water mist discharge system, the DKV4016 type electric control valve is selected, the valve is operated in a distributed pilot direct-acting mode, the connection mode is flange connection, the valve is powered by a water mist controller, the electromagnetic response time is short, the response is sensitive, the valve can be opened and closed locally manually, or remotely controlled on the water mist controller, and the valve has the advantages of reliable sealing performance, high circulation capacity and high corrosion resistance.
Please refer to fig. 8, which is a structural diagram of an open area valve set in a complete set of equipment of the 60L high-pressure water mist discharge system, wherein the open area valve set is used for receiving a control signal of a fire alarm controller to open a corresponding subarea electric stop valve and discharge water mist to a protection area to extinguish fire, the open area valve set adopts an XSW-FZ 15/14 type valve set, the open subarea valve set comprises an electric valve 801, a junction box, a pressure switch 802, a pressure gauge 803 and a stainless steel box body, the electric valve of a core part of the open subarea valve set directly drags a valve core to realize the opening and closing of a valve port, the electric valve can be opened and closed locally, the open subarea valve can be opened and closed remotely under the control of the water mist, and the water mist controller can display the state of the open subarea valve set.
Referring to fig. 9, it is a structure diagram of a water mist sprayer in a 60L high pressure water mist spraying system complete equipment, the water mist sprayer comprises five parts of a nozzle component 5, an open sprayer shell 4, a sealing ring 3, a filter screen 2 and a joint 1, the water mist sprayer adopts a radial design, a plurality of small nozzles are installed on a flow dividing cover, the axes of the small nozzles form a certain angle, and the water mist sprayer has the advantages that: the spraying angle of the spray head can be adjusted through the different angles of the axes of the small nozzles, so that the atomization performance of the nozzles is not affected by the adjustment, the flow of each small nozzle can be designed to be small, and the angle can also be small, so that the large spraying range can be ensured, and the good atomization quality can be realized. The concrete scheme is that 6 nozzles are uniformly distributed on the circumference of the center of the spray head, and the 6 nozzles form a certain angle with the axis of the spray head.
Referring to fig. 10, it is a structural diagram of the appearance of a spray gun cabinet in the complete equipment of the 60L high-pressure water mist discharge system of the present invention, where the spray gun cabinet includes a remote start terminal box 1001, a pressure gauge 1002, a high-pressure ball valve 1003, a water mist spray gun 1004, a high-pressure hose and a reel 1005, the invention selects an "XSW-PQ 15/14 type spray gun cabinet, a fire-fighting high-pressure water pump start demand button is provided in the spray gun cabinet, and the water mist controller can receive the demand signal after the button is pressed.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A60L high pressure water mist discharge system kit, comprising:
the high-pressure water pump comprises a fixed seat plate, an inverter, a motor and a water pump and is used for providing high-pressure power for the water mist discharge system;
a hose for transporting the pressurized water generated by the high pressure water pump;
the actuating mechanism comprises a plurality of spray heads and a plurality of spray gun cabinets, the spray heads are connected with the tail ends of the hoses and used for converting high-pressure water into water mist to be sprayed out, and the spray gun cabinets are used for placing spray guns;
the adjusting mechanism comprises an electric control valve and a plurality of open area valve groups, the electric control valve is connected with the high-pressure water pump and the water sump and used for controlling the on-off of a pipeline between the high-pressure water pump and the water sump, and the open area valve groups are connected with the spray head area and used for receiving control signals and opening corresponding valves in the valve groups;
the auxiliary mechanism comprises a pressure transmitter and a plurality of valves, is arranged at different positions of the hose and is used for regulating and controlling corresponding parameters in the operation process of the system;
the water mist controller is connected with the components and used for detecting the operation and fault information of the components in the system and correspondingly processing the components according to the information, and when the water mist discharge system is ready to work, the water mist controller detects the water level information in the water sump and supplies water to the water sump according to the water level by using the corresponding water supply amount of the water sump; when the water mist discharge system works, the water mist controller judges that the opening degree of a valve port of the high-pressure water pump is adjusted according to the detected pressure of water in a pipeline inside the system, if the opening degree of the valve is reduced, the pressure of the water in the pipeline inside the system is still lower than a preset requirement, the water mist controller adjusts the rotating speed of the high-pressure water pump to increase the rotating speed of the high-pressure water pump to a set value, if the rotating speed of the high-pressure water pump is increased, the pressure of the water in the pipeline inside the system still does not reach the required pressure, and the water mist controller judges that the high-pressure water pump is damaged and informs a worker to maintain.
2. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 1, wherein a first preset water level height h1 and a second preset water level height h2 are arranged in the water mist controller, h1 is smaller than h2, a position detector is arranged in the water sump, when the water mist controller controls the high-pressure water pump to be started, the position detector detects the water level height h in the water sump and transmits the water level height h to the water mist controller, and the water mist controller compares the water level height h with the preset water level heights h1 and h2 and judges the water level condition in the water sump according to the section of the height h so as to judge whether water needs to be supplied to the water sump;
if h is less than or equal to h1, the water mist controller judges that the water level in the water sump is too low, and the water mist controller controls the fire-fighting high-pressure water pump to stop and sends out a water sump water shortage alarm signal;
if h1 is more than or equal to h2, the water mist controller judges that the water level in the water sump is low, the fire-fighting high-pressure water pump is controlled to continue to operate, and the water mist controller sends a water sump water adding signal;
and if h is more than h3, the water mist controller judges that the water level in the water sump is normal and controls the fire-fighting high-pressure water pump to continue to operate.
3. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 2, wherein a first preset water sump supply quantity Q1 and a second preset water sump supply quantity Q2 are further arranged in the water mist controller, Q1 is more than Q2, a water supply device is arranged outside the water sump and is connected with the water sump through a pipeline, and when h is less than or equal to h1 or h is more than h1 and less than or equal to h2, the water mist controller judges the water supply quantity supplied to the water sump by the water supply device according to the interval where the liquid level height h in the water sump is located;
when h is less than or equal to h1, the water mist controller judges that the water supply device supplies water to the water sump by applying a first preset water sump supply quantity Q1;
when h1 is more than h and less than or equal to h2, the water mist controller judges that the water supply device supplies water to the water sump by applying a second preset water sump supply quantity Q2;
when the water mist controller supplies water to the water sump by applying the i-th preset water sump replenishment quantity Qi, setting i =1,2, setting the water quantity of the water sump after water supply to be Q ', and setting Q' = Q 0 + Qi, wherein Q 0 The water quantity in the water bin before water supply.
4. The 60L high-pressure water mist discharge system complete equipment according to claim 3, wherein a first preset pipeline pressure F1, a second preset pipeline pressure F2, a first preset pump valve regulating coefficient alpha 1 and a second preset pump valve regulating coefficient alpha 2 are arranged in the water mist controller, wherein F1 is less than F2, alpha 1 is less than 1 and less than alpha 2, when the water mist discharge system operates, the pressure transmitter detects the pressure F in the pipeline and transmits the pressure F to the water mist controller, and the water mist controller compares the pressure F with the preset pressures F1 and F2 and judges whether to regulate a valve port of the high-pressure water pump according to the section of the pressure F;
if F is less than F1, the water mist controller judges that the pressure of the pipeline in the water mist discharge system is too low, and a valve port of the high-pressure water pump is reduced by applying a first preset pump valve regulating coefficient alpha 1;
if F1 is not less than F2, the water mist controller judges that the internal pressure fluctuation of the water mist discharge system is in a normal range, and the pressure fluctuation can be adjusted through a pressure adjusting valve and a safety valve in the auxiliary mechanism;
if the F is less than the F2, the water mist controller judges that the pressure of the pipeline in the water mist discharge system is overlarge, and a second preset pump valve regulating coefficient alpha 2 is used for increasing the valve port of the high-pressure water pump;
when the water mist controller adjusts the valve port of the high-pressure water pump by using the i-th preset pump valve adjustment coefficient alpha i, i =1,2 is set, the corrected opening degree of the valve of the high-pressure water pump is A ', and A' = Ax alpha i is set, wherein A is the opening degree of the valve of the high-pressure water pump before correction.
5. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 4, wherein when the water mist control module reduces the valve port of the high-pressure water pump by applying a first preset pump valve regulation coefficient α 1, the pressure transmitter detects the regulated pipeline internal pressure F ' and transmits the regulated pipeline internal pressure F ' to the water mist module, and the water mist module compares the pressure F ' with the pressure F1 and judges whether the rotation speed of the high-pressure water pump needs to be regulated according to the comparison result;
if F' is less than F1, the water mist controller judges that the pressure of the water in the pipeline after adjustment still does not meet the requirement, and the rotating speed of the high-pressure water pump needs to be further adjusted;
and if the F' is more than or equal to F1, the water mist controller judges that the treatment for reducing the opening degree of the valve port of the high-pressure water pump is effective.
6. The complete set of equipment for the 60L high-pressure water mist discharge system according to claim 5, wherein a preset rotation speed regulating coefficient beta 0 is arranged in the water mist controller, beta 0 is larger than 1, when F 'is smaller than F1, the water mist controller regulates the rotation speed of the high-pressure water pump by applying the preset rotation speed regulating coefficient beta 0, the pressure transmitter detects the pressure F' inside the pipeline after the rotation speed of the high-pressure water pump is regulated and transmits the pressure F 'to the water mist module, and the water mist module compares the pressure F' with the pressure F1 and judges the running condition of the high-pressure water pump according to the comparison result;
if F' < F1, the water mist controller judges that the interior of the high-pressure water pump is abnormal and sends out an abnormal warning of the high-pressure water pump to inform workers of inspection and maintenance;
if the F is larger than or equal to F1, the water mist controller judges that the pressure of the water in the pipeline in the water mist discharge system is normal without further adjustment.
7. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 4, wherein the water mist controller is further provided with a third preset pipeline pressure F3, F1 is more than F3 and less than F2, when F1 is less than or equal to F2, the water mist compares the pressure F with the preset pressure F3 and controls the pressure regulating valve and the safety valve to act correspondingly according to the comparison result;
if F is larger than or equal to F3, the water mist controller controls the safety valve to act so as to reduce the pressure of the water in the pipeline, and then the pressure regulating valve acts to control the pressure of the water in the pipeline within a normal range;
if F is less than F3, the water mist controller directly controls the pressure regulating valve to act so as to control the pressure of the water in the pipeline within a normal range.
8. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 1, wherein a spray head protection area is arranged at the tail end of an execution mechanism of the water mist discharge system, a plurality of spray heads are arranged below the spray head protection area, a plurality of nozzles are circumferentially arranged on the spray heads, the axes of the nozzles form a certain angle, and when the water mist controller detects an area needing water spraying, the axis angle of each nozzle is controlled to be changed so as to realize the omnibearing spraying of the system on the water spraying area.
9. The 60L high-pressure water mist discharge system complete equipment as claimed in claim 1, wherein a fire-fighting high-pressure water pump start demand button is arranged in the spray gun cabinet, when the button is pressed, the water mist controller receives the demand signal and controls the high-pressure water pump to start to transmit high-pressure water to the spray gun cabinet through an internal system pipeline, the spray gun cabinet is provided with a plurality of spray guns and hoses, and the hoses are used for connecting the spray guns with the pipelines of the water mist discharge system.
10. The 60L high pressure water mist discharge system complete equipment set according to claim 1, wherein the water mist controller controls the on/off of the electric control valve and each electric valve in the open area valve group, and the electric control valve and the electric valves in the open area valve group can be switched on/off through corresponding buttons arranged outside the water mist discharge device.
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| CN202210099323.5A CN115624705B (en) | 2022-01-27 | 2022-01-27 | Complete equipment of 60L high-pressure fine water mist discharge system |
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| CN202210099323.5A CN115624705B (en) | 2022-01-27 | 2022-01-27 | Complete equipment of 60L high-pressure fine water mist discharge system |
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| CN115624705B CN115624705B (en) | 2023-10-27 |
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| US20110094758A1 (en) * | 2009-10-27 | 2011-04-28 | Fire Protection Systems Corrosion Management, Inc. | Controlled discharge gas vent |
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