CN115501523B - Fire protection system - Google Patents
Fire protection system Download PDFInfo
- Publication number
- CN115501523B CN115501523B CN202211207557.3A CN202211207557A CN115501523B CN 115501523 B CN115501523 B CN 115501523B CN 202211207557 A CN202211207557 A CN 202211207557A CN 115501523 B CN115501523 B CN 115501523B
- Authority
- CN
- China
- Prior art keywords
- water
- unit
- valve
- water inlet
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 175
- 238000001914 filtration Methods 0.000 claims abstract description 84
- 238000004140 cleaning Methods 0.000 claims abstract description 54
- 238000001514 detection method Methods 0.000 claims description 34
- 239000010865 sewage Substances 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a fire-fighting system, which comprises a deluge valve, a filtering and cleaning component and a first communicating piece, wherein the deluge valve is provided with a water inlet cavity, a water outlet cavity and a diaphragm cavity, the water inlet cavity is suitable for being communicated with a fire-fighting pipe network so that water in the fire-fighting pipe network flows into the water inlet cavity, the water inlet cavity is communicated with the diaphragm cavity so that water in the water inlet cavity flows into the diaphragm cavity, the filtering and cleaning component comprises a filtering unit and a cleaning unit, the filtering unit is communicated with the water inlet cavity of the deluge valve so as to filter water flowing into the water inlet cavity, the cleaning component is connected with the filtering unit so as to clean the filtering unit, the first communicating piece is communicated with the water inlet cavity of the deluge valve so that the water quality in the water inlet cavity of the deluge valve is lower than a first preset value, and the first communicating piece is communicated with the water inlet cavity of the deluge valve so that water in the water inlet cavity of the deluge valve is discharged through the first communicating piece. The fire-fighting system has the advantages of simple structure, low cost, long service life and the like.
Description
Technical Field
The invention relates to the technical field of fire protection, in particular to a fire protection system.
Background
The fire-fighting deluge valve set is a high-efficiency control valve set, and is a key device of an automatic water-spraying fire-extinguishing system and a water-spraying fire-extinguishing system. The diaphragm type deluge alarm valve main valve adopts the diaphragm to divide the main valve into an upper cavity and a lower cavity, the upper cavity is a control cavity, the main valve is sealed by utilizing the water pressure generated by the area difference of the upper cavity and the lower cavity, when a fire is caused, the deluge valve is opened, the open type sprinkler head of the system automatically sprays fire sources at the fire extinguishing position at the same time, and simultaneously, water can be sprayed to the whole protected area automatically, so that the spread and expansion of the fire disaster are prevented.
In the related art, the inlet pipe of the deluge valve and the inlet pipe of the upper chamber are often easy to be blocked, so that the design flow cannot be reached after the deluge valve acts.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the invention provides a fire protection system which is high in reliability, long in service life and not easy to block.
The fire protection system of the embodiment of the invention comprises: the shower valve is provided with a water inlet cavity, a water outlet cavity and a diaphragm cavity, wherein the water inlet cavity is suitable for being communicated with a fire-fighting pipe network so that water of the fire-fighting pipe network flows into the water inlet cavity, and the water inlet cavity is communicated with the diaphragm cavity so that water in the water inlet cavity flows into the diaphragm cavity; the filtering and cleaning assembly comprises a filtering unit and a cleaning unit, the filtering unit is communicated with the water inlet cavity of the deluge valve so as to filter water flowing into the water inlet cavity, and the cleaning assembly is connected with the filtering unit so as to clean the filtering unit;
the first communicating piece is communicated with the water inlet cavity of the deluge valve, so that water quality in the water inlet cavity of the deluge valve is lower than a first preset value, and the first communicating piece is communicated with the water inlet cavity of the deluge valve, so that water in the water inlet cavity of the deluge valve is discharged out of the water inlet cavity of the deluge valve through the first communicating piece.
According to the fire protection system provided by the embodiment of the invention, the filtering and cleaning assembly and the first communicating piece are arranged, so that water flowing into the water inlet cavity of the deluge valve is filtered, the quality of water flowing into the fire protection system is ensured, the fire protection system is prevented from being blocked due to the fact that more impurities are contained in the water, the use reliability of the deluge valve is improved, water which is not used for a long time in the water inlet cavity of the deluge valve is discharged through the first communicating piece, the water quality of the water in the deluge valve is ensured, the service life of the deluge valve is prolonged, and the service life of the fire protection system is prolonged.
In some embodiments, the fire protection system further comprises a first detection assembly connected to the filter unit and the cleaning unit, respectively, such that the cleaning unit cleans the filter unit when the first detection assembly detects that the filter unit is clogged.
In some embodiments, the first detecting component includes a first detecting unit and a second detecting unit, the first detecting unit is disposed at one end of the filtering unit and connected, the second detecting unit is disposed at the other end of the filtering unit and located between the filtering unit and the deluge valve, the first detecting unit is configured to detect a pressure of water flowing into the filtering unit, and the second detecting unit is configured to detect a pressure of water flowing out of the filtering unit, so that the cleaning unit cleans the filtering unit when a difference between a detected value of the first detecting unit and a detected value of the second detecting unit is greater than a second preset value.
In some embodiments, the fire protection system further comprises a second detection assembly in communication with the first communication member for detecting the quality of water in the first communication member, and a first valve disposed in the first communication member and connected to the second detection assembly for opening the first valve when the second detection assembly detection value is below the first preset value.
In some embodiments, the fire protection system further comprises a second communicating member, one end of the second communicating member is communicated with the filtering unit so that water filtered by the filtering unit flows into the second communicating member, and one end of the second communicating member is communicated with the diaphragm cavity of the deluge valve so that water flowing out of the second communicating member flows into the diaphragm cavity of the deluge valve.
In some embodiments, the fire protection system further comprises a first signal butterfly valve in communication with the inlet chamber 11 of the deluge valve and located between the filter unit and the deluge valve, and a second signal butterfly valve in communication with the outlet chamber 12 of the deluge valve.
In some embodiments, the fire protection system further comprises: the first pipe is communicated with the water inlet cavity of the deluge valve, and the filtering unit is arranged in the first pipe; the second pipe is communicated with the water outlet cavity of the deluge valve, so that water in the water outlet cavity of the deluge valve is discharged through the second pipe, and the inner diameter of the second pipe is equal to one fourth of the inner diameter of the first pipe.
In some embodiments, the fire protection system further comprises a third pipe in communication with the filter cleaning assembly such that the sewage water cleaned by the filter unit of the filter cleaning assembly is discharged through the third pipe.
In some embodiments, the fire protection system further comprises a first timer coupled to the cleaning unit such that the cleaning unit periodically cleans the filter unit.
In some embodiments, the fire protection system further comprises a second timer coupled to the first valve such that the first valve is opened at a timing to discharge the sewage within the inlet chamber of the deluge valve.
Drawings
Fig. 1 is a schematic structural view of a fire protection system according to an embodiment of the present invention.
Reference numerals:
a fire protection system 100;
a deluge valve 1; a water inlet chamber 11; a water outlet chamber 12; a diaphragm chamber 13;
a filter cleaning assembly 2; a first communication member 3;
a first detection assembly 4; a first detection unit 41; a second detection unit 42;
a second detection assembly 5;
a first valve 6; a second communication member 7; a first signal butterfly valve 8; a second signal butterfly valve 9;
a first tube 10; a second pipe 101; a third tube 102;
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
A fire protection system according to an embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1, the fire protection system according to the embodiment of the present invention includes a deluge valve 1, a filter cleaning assembly 2, and a first communication member 3.
The deluge valve 1 has a water inlet chamber 11, a water outlet chamber 12 and a diaphragm chamber 13, the water inlet chamber 11 being adapted to communicate with a fire network (not shown in the figures) so that water flowing into the fire network flows into the water inlet chamber 11, the water inlet chamber 11 communicating with the diaphragm chamber 13 so that water flowing into the water inlet chamber 11 flows into the diaphragm chamber 13. Specifically, as shown in fig. 1, the inlet of the water inlet cavity 11 of the deluge valve 1 is communicated with the outlet of the fire-fighting pipe network, so that water in the fire-fighting pipe network flows into the water inlet cavity 11, the inlet of the diaphragm cavity 13 is communicated with the outlet of the water inlet cavity 11, so that water in the water inlet cavity 11 flows into the diaphragm cavity 13, and the diaphragm cavity 13 is disconnected from the water outlet cavity 12 through a diaphragm, so that water in the diaphragm cavity 13 is prevented from flowing into the water outlet cavity 12.
The filtering and cleaning assembly 2 includes a filtering unit (not shown) which communicates with the water inlet chamber 11 of the deluge valve 1 to filter water flowing into the water inlet chamber 11, and a cleaning unit (not shown) which is connected to the filtering unit to clean the filtering unit. Specifically, as shown in fig. 1, the filtering and cleaning assembly 2 may be a back flushing filter, the filtering unit may be a filter screen in the back flushing filter, and the cleaning unit may be a cleaning device of the back flushing filter, so that water flowing out of the fire-fighting pipe network is filtered through the filtering and cleaning assembly 2, and the cleaning unit is provided to clean the filtering unit, so that the filtering unit can be prevented from being blocked, the filtering capability of the filtering unit is ensured, and the cleanliness of water flowing into the deluge valve 1 is ensured.
The first communicating member 3 is communicated with the water inlet cavity 11 of the deluge valve 1 so that the water quality in the water inlet cavity 11 of the deluge valve 1 is lower than a first preset value, and the first communicating member 3 is communicated with the water inlet cavity 11 of the deluge valve 1 so that the water in the water inlet cavity 11 of the deluge valve 1 is discharged out of the water inlet cavity 11 of the deluge valve 1 through the first communicating member 3. Specifically, as shown in fig. 1, the first communicating member 3 may be a drain pipe, an inlet of the drain pipe is communicated with the water inlet cavity 11 of the deluge valve 1, and if and only if the water quality in the water inlet cavity 11 of the deluge valve 1 is lower than a first preset value, water in the water inlet cavity 11 of the deluge valve 1 can be discharged through the first communicating member 3, thereby ensuring the water quality in the water inlet cavity 11 of the deluge valve 1 and improving the working reliability of the deluge valve 1.
According to the fire protection system 100 disclosed by the embodiment of the invention, the filtering and cleaning assembly 2 is arranged to filter water flowing into the water inlet cavity 11 of the deluge valve 1, so that the quality of the water flowing into the fire protection system 100 is ensured, the fire protection system 100 is prevented from being blocked due to the fact that more impurities are contained in the water, the cleaning unit is arranged to clean the filtering unit, the filtering effect of the filtering unit is ensured, the use reliability of the deluge valve 1 is improved, the use reliability of the fire protection system 100 is further ensured, in addition, the first communicating piece 3 is arranged to drain the water which is not used for a long time in the water inlet cavity 11 of the deluge valve 1, the water quality of the deluge valve 1 is ensured, the service life of the deluge valve 1 is prolonged, and the service life of the fire protection system 100 is prolonged.
In some embodiments, the fire protection system 100 further includes a first detection assembly 4 coupled to the filter unit and the cleaning unit, respectively, to clean the filter unit when the first detection assembly 4 detects a blockage of the filter unit. Specifically, the first detecting component 4 is connected with the filtering unit for detecting whether the filtering unit is blocked, when the first detecting component 4 detects that the filtering unit is blocked, the first detecting component 4 is connected with the cleaning unit through the controller, the first detecting component 4 transmits a signal to the controller, and the controller controls the cleaning unit to back wash the filtering unit to clean the filtering unit.
It can be understood that the first preset value and the second preset value are not limited in the embodiment of the present invention, and the first preset value and the second preset value may be set according to actual situations.
In some embodiments, the first detecting assembly 4 includes a first detecting unit 41 and a second detecting unit 42, the first detecting unit 41 is disposed at one end of the filtering unit, the second detecting unit 42 is disposed at the other end of the filtering unit and is located between the filtering unit and the deluge valve 1, the first detecting unit 41 is used for detecting the pressure of water flowing into the filtering unit, and the second detecting unit 42 is used for detecting the pressure of water flowing out of the filtering unit, so that the cleaning unit cleans the filtering unit when the difference between the detected value of the first detecting unit 41 and the detected value of the second detecting unit 42 is greater than a second preset value. Specifically, the first detecting unit 41 and the second detecting unit 42 are both filter screen inlet pressure gauges, the first detecting unit 41 is located at the left side of the filtering unit and is communicated with the inlet of the filtering unit so as to detect the pressure of water flowing into the filtering unit, the second detecting unit 42 is located at the right side of the filtering unit and is communicated with the outlet of the filtering unit so as to detect the pressure filtered by the detecting unit, the first detecting unit 41 detecting value is a first value, the second detecting unit 42 detecting value is a second value, when the difference between the first value and the second value is larger than the second preset value, the filtering assembly is indicated to be blocked, the filtering assembly needs to be cleaned, the first detecting unit 41 and the second detecting unit 42 are communicated with the filtering unit through a controller, the first detecting unit 41 and the second detecting unit 42 are transmitted to the controller, and the controller controls the cleaning unit to clean the filtering unit.
In some embodiments, the fire protection system 100 further comprises a second detection assembly 5 and a first valve 6, the second detection assembly 5 being in communication with the first communication member 3, the first valve 6 being disposed within the first communication member 3 and being in communication with the second detection assembly 5 such that the first valve 6 is opened when the second detection assembly 5 detects that the water quality within the first communication member 3 is below a first preset value. Specifically, as shown in fig. 1, the first valve 6 may be an electromagnetic valve, the second detecting component 5 may be a water quality detector, the second detecting component 5 is disposed in the first communicating member 3 and detects water quality in the first communicating member 3, and the second detecting component 5 is connected with the first valve 6 through a controller, so when the second detecting component 5 detects that water quality in the water inlet cavity 11 of the deluge valve 1 is lower than a first preset value, the second detecting component 5 transmits a signal to the controller, and the controller will control the first valve 6 to be opened, so that water in the water inlet cavity 11 of the deluge valve 1 is discharged, and when the water in the water inlet cavity 11 of the deluge valve 1 is discharged, the first valve 6 is closed.
In some embodiments, the fire protection system 100 further includes a second communication member 7, one end of the second communication member 7 is in communication with the filtering unit so that water filtered by the filtering unit flows into the second communication member 7, and one end of the second communication member 7 is in communication with the diaphragm chamber 13 of the deluge valve 1 so that water flowing out of the second communication member 7 flows into the diaphragm chamber 13 of the deluge valve 1.
Specifically, as shown in fig. 1, the second communicating member 7 may be a pipe, the inlet of the second communicating member 7 is located at the left side of the filtering unit and is communicated with the outlet of the filtering unit, so that the water filtered by the filtering unit flows into the second communicating member 7, the outlet of the second communicating member 7 is communicated with the diaphragm chamber 13 of the deluge valve 1, so that the water flowing into the diaphragm chamber 13 of the deluge valve 1 of the second communicating member 7 is ensured to be stable in the diaphragm chamber 13 and the water inlet chamber 11, when a fire occurs, the water pressure of the diaphragm chamber 13 is released, the valve clack in the deluge valve is opened, and the water enters the water outlet chamber 12 from the water inlet chamber 11, so as to extinguish the fire.
In some embodiments, the fire protection system 100 further comprises a first signal butterfly valve 8 and a second signal butterfly valve 9, the first signal butterfly valve 8 being in communication with the water inlet chamber 11 of the deluge valve 1 and being located between the filter unit and the deluge valve 1, the second signal butterfly valve 9 being in communication with the water outlet chamber 12 of the deluge valve 1. Specifically, as shown in fig. 1, the first signal butterfly valve 8 is arranged between the filtering unit and the deluge valve 1, the inlet of the first signal butterfly valve 8 is communicated with the outlet of the filtering unit, the outlet of the first signal butterfly valve 8 is communicated with the water inlet cavity 11 of the deluge valve 1, so that the on-off between the filtering unit and the water inlet cavity 11 of the deluge valve 1 is controlled through the first signal butterfly valve 8, the inlet of the second signal butterfly valve 9 is communicated with the outlet of the water outlet cavity 12 of the deluge valve 1, so that the on-off between the water outlet cavity 12 of the deluge valve 1 and an external pipeline is controlled through the second signal butterfly valve 9, when the fire protection system 100 works normally, the first signal butterfly valve 8 is opened, the second signal butterfly valve 9 is in a servo state, and when water in the water inlet cavity 11 of the deluge valve 1 needs to be discharged or the deluge valve 1 is overhauled, the first signal butterfly valve 8 is closed, and water is prevented from flowing into the deluge valve 1.
In some embodiments, the fire protection system 100 further includes a first pipe 10 and a second pipe 101.
The first pipe 10 is communicated with the water inlet cavity 11 of the deluge valve 1, the filtering unit is arranged in the first pipe 10, the second pipe 101 is communicated with the water outlet cavity 12 of the deluge valve 1, so that water in the water outlet cavity 12 of the deluge valve 1 is discharged through the second pipe 101, and the inner diameter of the second pipe 101 is equal to one fourth of the inner diameter of the first pipe 10. Specifically, as shown in fig. 1, the first pipe 10 is a water inlet pipe, the first pipe 10 is arranged at the left side of the deluge valve 1 and is communicated with the water inlet cavity 11 of the deluge valve 1, the second pipe 101 is a water outlet pipe, the second pipe 101 is arranged at the right side of the deluge valve 1 and is communicated with the water outlet cavity 12 of the deluge valve 1, the first signal butterfly valve 8 and the first detection assembly 4 are all arranged in the first pipe 10, the second signal butterfly valve 9 is arranged in the second pipe 101, and the inner diameter of the second pipe 101 is equal to one fourth of the inner diameter of the first pipe 10, so that under the condition that water leakage occurs between the water outlet cavity 12 of the deluge valve 1 and the second pipe 101, the inner diameter of the second pipe 101 is smaller, the water outlet cavity 12 of the deluge valve 1 can be prevented from running off too fast, the pressure loss in the water outlet cavity 12 of the deluge valve 1 is larger, and the pressure in the water outlet cavity 12 of the deluge valve 1 is more stable.
In some embodiments, the fire protection system 100 further includes a third pipe 102, the third pipe 102 being in communication with the filter cleaning assembly 2 such that the sewage water cleaned by the filter unit of the filter cleaning assembly 2 is discharged through the third pipe 102. Specifically, as shown in fig. 1, the third pipe 102 is a drain pipe and communicates with the filter unit of the filter cleaning assembly 2, whereby the sewage after the filter assembly is cleaned by the cleaning unit is discharged through the third pipe 102, thereby securing the filter cleaning assembly 2.
In some embodiments, the fire protection system 100 further includes a first timer (not shown) coupled to the cleaning unit so that the cleaning unit periodically cleans the filter unit. Specifically, the first timer is connected to the cleaning unit via the controller, whereby the cleaning unit may be turned on for a prescribed period of time (e.g., a period of one week apart) so that the cleaning unit periodically cleans the filter unit, such that the filter assembly is always in a clean state.
In some embodiments, the fire protection system 100 further includes a second timer (not shown) connected to the first valve 6 such that the first valve 6 is opened at a timing to discharge the sewage in the water inlet chamber 11 of the deluge valve 1. Specifically, the second timer is connected with the first valve 6 through the controller, so that the first valve 6 is opened at regular time (for example, at intervals of one week), water in the water inlet cavity 11 of the deluge valve 1 is discharged at regular time, the water quality state of the cavity of the diaphragm deluge valve 1 is ensured, and the reliability of the deluge valve 1 during operation is improved.
It should be noted that, the filtering and cleaning assembly 2 may be not only a back flushing filter, but also a combination of a filter screen and a back flushing device, so the filtering and cleaning assembly 2 is not limited in the present invention, and in addition, the deluge valve 1 is in the prior art, and the working principle and structure thereof are not described in detail in the embodiment of the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the invention.
Claims (5)
1. A fire protection system, comprising:
the shower valve is provided with a water inlet cavity, a water outlet cavity and a diaphragm cavity, wherein the water inlet cavity is suitable for being communicated with a fire-fighting pipe network so that water of the fire-fighting pipe network flows into the water inlet cavity, and the water inlet cavity is communicated with the diaphragm cavity so that water in the water inlet cavity flows into the diaphragm cavity;
the filtering and cleaning assembly comprises a filtering unit and a cleaning unit, the filtering unit is communicated with the water inlet cavity of the deluge valve so as to filter water flowing into the water inlet cavity, and the cleaning assembly is connected with the filtering unit so as to clean the filtering unit;
the first communication piece is communicated with the water inlet cavity of the deluge valve so that the water quality in the water inlet cavity of the deluge valve is lower than a first preset value, and the first communication piece is communicated with the water inlet cavity of the deluge valve so that the water in the water inlet cavity of the deluge valve is discharged out of the water inlet cavity of the deluge valve through the first communication piece;
one end of the second communicating piece is communicated with the filtering unit so that water filtered by the filtering unit flows into the second communicating piece, and one end of the second communicating piece is communicated with the diaphragm cavity of the deluge valve so that water flowing out of the second communicating piece flows into the diaphragm cavity of the deluge valve;
the first pipe is communicated with the water inlet cavity of the deluge valve, and the filtering unit is arranged in the first pipe;
the second pipe is communicated with the water outlet cavity of the deluge valve, so that water in the water outlet cavity of the deluge valve is discharged through the second pipe, and the inner diameter of the second pipe is equal to one fourth of the inner diameter of the first pipe;
a third pipe communicating with the filter cleaning assembly so that sewage washed by a filter unit of the filter cleaning assembly is discharged through the third pipe;
the first detection component is respectively connected with the filtering unit and the cleaning unit, so that the cleaning unit cleans the filtering unit when the first detection component detects that the filtering unit is blocked;
the first detection assembly comprises a first detection unit and a second detection unit, the first detection unit is arranged at one end of the filtering unit and connected with the other end of the filtering unit, the second detection unit is arranged between the filtering unit and the deluge valve, the first detection unit is used for detecting the pressure of water flowing into the filtering unit, the second detection unit is used for detecting the pressure of water flowing out of the filtering unit, and when the difference value between the detection value of the first detection unit and the detection value of the second detection unit is larger than a second preset value, the cleaning unit is used for cleaning the filtering unit.
2. The fire protection system of claim 1, further comprising a second detection assembly in communication with the first communication member for detecting a quality of water within the first communication member and a first valve disposed within the first communication member and connected to the second detection assembly for opening the first valve when the second detection assembly detection value is below the first preset value.
3. The fire protection system of claim 1, further comprising a first signal butterfly valve in communication with the inlet chamber 11 of the deluge valve and between the filter unit and the deluge valve, and a second signal butterfly valve in communication with the outlet chamber 12 of the deluge valve.
4. A fire protection system according to any one of claims 1-3, further comprising a first timer, the first timer being connected to the cleaning unit so that the cleaning unit periodically cleans the filter unit.
5. The fire protection system of claim 2, further comprising a second timer coupled to the first valve such that the first valve is timed to open to drain the sewage in the inlet chamber of the deluge valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211207557.3A CN115501523B (en) | 2022-09-30 | 2022-09-30 | Fire protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211207557.3A CN115501523B (en) | 2022-09-30 | 2022-09-30 | Fire protection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115501523A CN115501523A (en) | 2022-12-23 |
| CN115501523B true CN115501523B (en) | 2023-11-17 |
Family
ID=84508358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211207557.3A Active CN115501523B (en) | 2022-09-30 | 2022-09-30 | Fire protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115501523B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014104389A (en) * | 2012-11-26 | 2014-06-09 | Miura Co Ltd | Filter cleaning mechanism |
| CN205189058U (en) * | 2015-11-17 | 2016-04-27 | 重庆大恒建筑智能化工程有限公司 | Fire water tank of anticorrosion stainless steel |
| CN206473695U (en) * | 2017-01-10 | 2017-09-08 | 广州市鹰穗消防设备有限公司 | A kind of foam spray control valve group case |
| CN108505584A (en) * | 2018-03-26 | 2018-09-07 | 河北鹏润安防科技有限公司 | A kind of fire cistern system with sweeper |
| CN215309892U (en) * | 2021-05-17 | 2021-12-28 | 广州瑞港消防设备有限公司 | High-pressure water mist fire extinguishing system with pressure and liquid level monitoring function |
-
2022
- 2022-09-30 CN CN202211207557.3A patent/CN115501523B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014104389A (en) * | 2012-11-26 | 2014-06-09 | Miura Co Ltd | Filter cleaning mechanism |
| CN205189058U (en) * | 2015-11-17 | 2016-04-27 | 重庆大恒建筑智能化工程有限公司 | Fire water tank of anticorrosion stainless steel |
| CN206473695U (en) * | 2017-01-10 | 2017-09-08 | 广州市鹰穗消防设备有限公司 | A kind of foam spray control valve group case |
| CN108505584A (en) * | 2018-03-26 | 2018-09-07 | 河北鹏润安防科技有限公司 | A kind of fire cistern system with sweeper |
| CN215309892U (en) * | 2021-05-17 | 2021-12-28 | 广州瑞港消防设备有限公司 | High-pressure water mist fire extinguishing system with pressure and liquid level monitoring function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115501523A (en) | 2022-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5568825A (en) | Automatic leak detection and shut-off system | |
| CA2655412C (en) | Pre-primed preaction sprinkler system | |
| US5992532A (en) | Wet pipe fire protection system | |
| US11752381B2 (en) | Sprinkler system | |
| JP6013900B2 (en) | Sprinkler fire extinguishing system | |
| CN115501523B (en) | Fire protection system | |
| JP5603682B2 (en) | Fire hydrant equipment | |
| JP5785868B2 (en) | Sprinkler fire extinguishing equipment | |
| JPH059563U (en) | Automatic fire extinguishing equipment for houses | |
| CN210486094U (en) | Water seal device and hot water equipment with same | |
| JP6063209B2 (en) | Flowing water detection device and fire extinguishing equipment equipped with the flowing water detection device | |
| JP2011212181A (en) | Sprinkler fire extinguishing equipment | |
| JP3339875B2 (en) | Sprinkler fire extinguisher | |
| JP2002129605A (en) | Water supply system for house | |
| CN210933556U (en) | Intelligent fire-fighting system | |
| CN211097248U (en) | Intelligent fire-fighting pipeline | |
| CN218491583U (en) | Water mist water purification system | |
| CN220581820U (en) | Wet-type alarm valve | |
| CN221035288U (en) | Fire alarm valve group device | |
| JP2003102862A (en) | Flowing water detector | |
| JPH11137713A (en) | Piping system of sprinkler fire extinguishing equipment | |
| CN211097207U (en) | Spray set of high-low zone interconnection | |
| JPH05293196A (en) | Sprinkler fire extinguishing device | |
| JP5922276B2 (en) | Fire extinguishing equipment | |
| JP2909638B2 (en) | Flow detector for fire extinguishing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |