CN209819234U - Chlorine leakage emergency disposal system - Google Patents
Chlorine leakage emergency disposal system Download PDFInfo
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- CN209819234U CN209819234U CN201822263021.9U CN201822263021U CN209819234U CN 209819234 U CN209819234 U CN 209819234U CN 201822263021 U CN201822263021 U CN 201822263021U CN 209819234 U CN209819234 U CN 209819234U
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Abstract
The utility model discloses an emergent processing system of chlorine leakage has mainly solved among the prior art chlorine and can not effectively prevent the diffusion when leaking, causes the problem of injury to surrounding environment and personnel. This chlorine leakage emergency disposal system includes: a detection alarm system, an emergency cut-off system, an air exhaust absorption system, a spraying system and an automatic control system. The utility model relates to an emergent processing system of chlorine leakage has optimized and has treated the effect to leaking chlorine suction, has removed alkali lye and has sprayed the hidden danger that exists, has reduced environmental pollution and personnel's injury problem that chlorine escape caused, is applicable to the chlorine and uses and the storage place.
Description
Technical Field
The invention relates to the field of emergency systems, in particular to an emergency disposal system applied to chlorine after leakage occurs in the using and storing processes.
Background
Chlorine is commonly used for water treatment disinfection, is a highly toxic gas with strong pungent smell, causes serious damage to respiratory tract when inhaled, has high irritation to eye mucous membrane and skin, and can contain 0.001mg of chlorine at most in 1L of air, and the chlorine can cause human poisoning when exceeding the amount.
The Chinese patent CN106287234A adopts a leakage emergency fire-fighting safety disposal system in the liquid chlorine use process, which comprises an alarm system, an air extraction system, a spraying system, a fire-fighting system, a flow control system, a conveying pipeline linkage system and an absorption system.
There are the following problems:
the dilute alkali atomization spraying system is arranged above the bottle area and used for neutralizing chlorine gas when the chlorine gas leaks, and the method has certain potential safety hazards, for example, alkali liquor can corrode equipment, and the leakage of the chlorine gas can be aggravated at a leakage point by the alkali liquor and the chlorine gas when the dilute alkali atomization is incomplete.
Disclosure of Invention
The invention aims to provide a chlorine leakage emergency disposal system which is mainly applied to chlorine use and storage places in a disinfection link in a water treatment process and aims to solve the problems that the chlorine leakage cannot be effectively treated and damages are caused to the surrounding environment and personnel.
In order to achieve the purpose, the embodiment of the invention adopts the following scheme:
a chlorine leak emergency disposal system comprising: detecting an alarm system; an automatic control system associated with a detection alarm system; an emergency shutdown system associated with an automatic control system; an extraction absorption system associated with an automated control system; and a spray system associated with the automatic control system. When chlorine gas leaks in the using and storing processes, the detection alarm system is used for detecting an abnormal signal, immediately sending an audible and visual alarm signal when the chlorine gas is detected to be abnormal, starting an emergency disposal function through the automatic control system, and immediately starting the quick-cutting valve to cut off the gas source delivery through the automatic control system; the air extraction absorption system is used for treating the leaked chlorine; the spraying system is used for spraying and forming a fog wall around the plant to dilute the escaped chlorine and prevent the escaped chlorine from diffusing.
Preferably, the detection alarm system comprises a detection probe, an alarm controller and an audible and visual alarm system, wherein the detection probe is arranged in a chlorine use place, the resolution is 0.1ppm, and the installation height is 20cm away from the ground; the alarm controller is used for storing data and other functions; the CPU in the alarm controller correspondingly processes the data uploaded by the gas detection probe to realize the display of the data; the sound and light alarm system is connected with the alarm controller through a cable, and the start and stop are realized by receiving the alarm signal output by the alarm controller.
Preferably, the quick-acting valve used in the emergency shutdown system is a pneumatic valve, which can be remotely controlled and should be automatically closed in the case of chlorine leakage, power failure and gas interruption.
Preferably, the suction absorption system comprises an air suction trench, an air suction fan and a chlorine absorption device, wherein the air suction trench is provided with an air suction inlet, the air suction fan is provided with an air suction inlet and an air exhaust outlet, and the chlorine absorption device is communicated with the air exhaust outlet. The air extraction absorption system has an automatic interlocking start-stop function.
Preferably, a filler layer is arranged in the chlorine absorption device.
Preferably, the chlorine gas absorption device comprises: an upper shell; the lower shell is connected with the upper shell; a water tank disposed below the lower case; one end of the water inlet pipe is connected into the upper shell, and the other end of the water inlet pipe is communicated out of the chlorine absorption device; and the spray head is arranged below the water tank.
Preferably, the chlorine absorption device further comprises: a chassis mounted below the lower case; the connecting piece is arranged below the chassis; the locking piece is sleeved on the chassis and the connecting piece; the first fastener is sleeved under the connecting piece; the second fastener is sleeved under the connecting piece and attached under the first fastener; a screw passing through the first fastener and the second fastener; and the bearing is sleeved on the second fastening piece.
Further, the connecting piece is provided with a long strip which is arranged around the outer periphery of the connecting piece; and a notch disposed on the strip.
Further, the first fastener is provided with a clamping strip, and the clamping strip is arranged on the first fastener in a surrounding mode.
Further, the second fastening piece is provided with a rack which is arranged around the inner periphery of the second fastening piece.
Preferably, the air suction openings of the air suction trench are tightly attached to the ground and uniformly distributed on two sides of a chlorine use place.
Preferably, an air suction port of the air suction fan is connected with an air suction port of the air suction trench through a UPVC (unplasticized polyvinyl chloride) pipeline, and the air volume of the air suction fan per hour is not less than 20 times of the volume of the warehouse.
Preferably, the exhaust port of the suction fan is connected with a chlorine absorption device through a UPVC pipeline, and the absorption capacity of the chlorine absorption device is not less than 2 times of the capacity of a single liquid chlorine steel cylinder.
Preferably, the water source of the spraying system can adopt dilute alkali liquor or tap water, and is supplied by two ways, and the water supply valve is an electric valve and has the functions of automatic interlocking and remote start and stop.
Preferably, the automatic control system is controlled by a PLC, the detection alarm system, the emergency cut-off system, the air suction absorption system and the spraying system are respectively connected to the respective PLCs, the detection alarm system, the emergency cut-off system, the air suction absorption system and the spraying system are connected to a main PLC through an industrial Ethernet, information sharing with the main PLC is achieved, information is transmitted to a control room host through the main PLC, and the functions of remote control and automatic start and stop under emergency conditions are achieved.
The embodiment of the invention also discloses a use method of the chlorine leakage emergency disposal system, which comprises the following steps:
detecting the chlorine content in the air by a detection probe in the detection alarm system for judgment;
when the chlorine content in the air reaches 1 ppm-3 ppm, an audible and visual alarm system in the detection alarm system is immediately triggered to inform operators of the occurrence of chlorine leakage;
when the chlorine content in the air reaches above 3ppm, an acousto-optic alarm system in the detection alarm system is immediately triggered, and signals are fed back to the automatic control system;
the automatic control system receives the alarm signal and then immediately and sequentially triggers the emergency cut-off system, the suction absorption system and the spraying system, the chlorine bottle gas source quick-cutting valve in the emergency cut-off system is closed, the chlorine absorption device in the suction absorption system is started, leaked chlorine is pumped to the absorption device for treatment, a water inlet valve in the spraying system is opened, doors and windows around the plant are sprayed, and the escaped chlorine is diluted and prevented from diffusing to the surrounding environment.
The invention has the beneficial effects that:
the air suction absorption system adopts an air suction trench to directly suck the leaked chlorine into the chlorine absorption device for treatment, and the doors and windows of the factory building are kept closed to ensure the suction effect;
the spraying system is arranged at the door and window position of the factory building, and a fog wall is formed around the factory building through sprayed water, so that leaked chlorine can be diluted, the diffusion of the leaked chlorine is prevented, and the harm to the surrounding environment and personnel is reduced.
Drawings
FIG. 1 is a diagram of the system operating mechanism of the present invention.
FIG. 2 is a cross-sectional view of a chlorine absorption unit of the present invention.
FIG. 3 is an exploded view of the internal components of the chlorine absorption unit of the present invention.
Fig. 4 is a partially enlarged view of fig. 3.
Fig. 5 is a schematic view of a connector of the present invention.
FIG. 6 is a schematic view of a first fastener and a second fastener of the present invention.
100. Detection alarm system 200, automatic control system 300, and emergency shut-off system
400. Air extraction and absorption system 500, spraying system 401 and air inlet
402. Gas outlet 403, filler layer 404 and water inlet pipe
405. Upper cover 406, lower cover 407, basin
408. Spray head 409, bottom plate 410 and locking piece
411. Connecting piece 412, first fastener 413 and screw
414. Second fastening member 415, bearing 4111, and strip
4112. Notch 4121, catch bar 4141, rack
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred 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, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.
For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. But it is obvious. To one of ordinary skill in the art, the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
As shown in fig. 1, in the process of using liquid chlorine, the detection probe in the detection alarm system 100 detects the chlorine content in the air for judgment, and the CPU in the alarm controller performs corresponding processing on the data uploaded by the gas detection probe to realize data display.
When the chlorine content in the air is detected to reach 1 ppm-3 ppm, an audible and visual alarm system in the detection alarm system 100 is immediately triggered, the gas concentration is still in a contactable range at the moment, which is equivalent to an early alarm and informs an operator that chlorine leakage may occur, and at the moment, the PLC on site automatically starts a ventilation fan on site to ventilate after receiving a signal.
When the chlorine content in the air reaches more than 3ppm, an acousto-optic alarm system in the detection alarm system is immediately triggered, signals are fed back to the automatic control system 200 at the same time, the automatic control system 200 is controlled by a PLC, the detection alarm system 100, the emergency cut-off system 300, the air extraction absorption system 400 and the spraying system 500 are respectively connected to the respective PLCs and are connected to a main PLC through an industrial Ethernet, information sharing with the main PLC is realized, information is transmitted to a control room host through the main PLC, and the functions of remote control and automatic start and stop under emergency conditions are realized; the emergency cut-off system 300, the suction absorption system 400 and the spraying system 500 are triggered in sequence immediately after the automatic control system 200 receives the alarm signal;
firstly, the chlorine bottle gas source quick-cut valve in the emergency cut-off system 300 can be automatically closed when chlorine leakage, power failure and gas cut-off occur;
then, an air suction port of an air suction fan in the suction absorption system 400 is connected with an air suction port of an air suction trench through a UPVC (unplasticized polyvinyl chloride) pipeline, an air exhaust port of the air suction fan is connected with a chlorine absorption device through a UPVC pipeline, leaked chlorine is sucked to the chlorine absorption device for treatment by the air suction fan, the air volume of the air suction fan per hour is not less than 20 times of the volume of the storehouse, 20 times of the air volume is the circulation volume when the leakage of the storehouse is considered, 20 times of the mixed gas in the storehouse can be circulated by the air suction fan per hour, and the chlorine concentration is ensured to be reduced to a safety range in the shortest time; the absorption capacity of the chlorine absorption device is not less than 2 times of the capacity of a single liquid chlorine steel cylinder, liquid chlorine is added in many places and is used in series, for example, two steel cylinders of one ton are used in series, when the two cylinders leak, the absorption capacity of the chlorine absorption device is more than 2000kg, and the chlorine leakage can be prevented;
finally, a water inlet valve in the spraying system 500 is opened for spraying, the spraying system 500 is arranged at the positions of doors and windows of the factory building, a fog wall is formed around the factory building, leaked chlorine can be diluted, diffusion of the leaked chlorine is prevented, and damage to the surrounding environment and personnel is reduced.
As shown in FIG. 2, the chlorine absorption device is provided with an air inlet 401, the air inlet 401 is connected with an air outlet, chlorine is finally absorbed into the chlorine absorption device through an air suction fan, the top of the chlorine absorption device is provided with an air outlet 402, a packing layer 403 is arranged in the middle of the chlorine absorption device, a plurality of gaps are arranged in the middle of the packing layer 403, the gaps are used for absorbing liquid into the chlorine absorption device like sponge, the chlorine is enabled to flow upwards under the action of wind along with the continuous absorption of the air suction fan into the chlorine absorption device, at the moment, the chlorine can be absorbed by the liquid in the packing layer 403, and ferrous chloride or sodium hydroxide is adopted as the liquid in the.
As shown in fig. 3, an upper cover 405 is disposed above the packing layer 403, a lower cover 406 is disposed below the upper cover 405, the upper cover 405 and the lower cover 406 are duckbilled, a water tank 407 is disposed below the lower cover 406, a spray head 408 is disposed below the water tank 407, one end of the water inlet pipe 404 is introduced into the upper cover 405, the other end of the water inlet pipe 404 leads to the outside of the chlorine absorption device, liquid flows into the water tank 407 from the water inlet pipe 404, and as shown in fig. 4, a plurality of through holes are disposed in the water tank 407, each through hole is connected with the spray head 408, the liquid flows into the water tank 407 and is distributed into each through hole 403, and then is sprayed out from the spray head 408 in a scattered manner, so that the sprayed liquid.
As shown in fig. 4, a chassis 409 is fixedly installed below the lower shell 406, threads are arranged on the outer ring of the chassis 409, a connecting part 411 is attached to the lower part of the chassis 409, a locking part 410 sleeved on the chassis 409 and the connecting part 411 is provided with internal threads, and the chassis 409 is fastened with the connecting part 411 by rotating the locking part 410 and matching with the threads on the outer ring of the chassis 409.
As shown in fig. 5, the connecting member 411 is provided with strips 4111, each strip 4111 is spaced a small distance apart, each strip 4111 is provided with a notch 4112, the notch 4112 is trapezoidal, in combination with fig. 6, a first fastening member 412 and a second fastening member 414 are sleeved on the connecting member 411, the second fastening member 414 is attached to the bottom of the first fastening member 412, the first fastening member 412 and the second fastening member 414 are fixedly connected by a screw 413, the inner side of the second fastening member 414 is provided with a plurality of racks 4141, the width of the racks 4141 is the same as the width of the space between each strip 4111 on the connecting member 411, so that the connecting member 411 can be inserted into the second fastening member 414, the first fastening member 412 is provided with a plurality of clamping bars 4121, the inner side of the top ends of the clamping bars 4121 is trapezoidal-shaped protrusion and can be embedded in the notches 4112, the first fastening member 412 and the second fastening member 414 are configured to be matched with, utilize motor rotation connecting piece 411, it is easier to rotate to overlap at second fastener 414 outside has bearing 415, and such setting up easy dismounting, it is convenient to change the part, rotates shower nozzle 408 circulation rotation above making through the motor, evenly sprays in chlorine absorbing device, makes liquid fully absorb chlorine, effectual processing chlorine.
Based on the chlorine leakage emergency disposal system, the embodiment of the invention also discloses a use method of the chlorine leakage emergency disposal system, which comprises the following steps:
detecting the chlorine content in the air by a detection probe in the detection alarm system for judgment;
when the chlorine content in the air reaches 1 ppm-3 ppm, an audible and visual alarm system in the detection alarm system is immediately triggered to inform operators of the occurrence of chlorine leakage;
when the chlorine content in the air reaches above 3ppm, an acousto-optic alarm system in the detection alarm system is immediately triggered, and signals are fed back to the automatic control system;
the automatic control system receives the alarm signal and then immediately and sequentially triggers the emergency cut-off system, the suction absorption system and the spraying system, the chlorine bottle gas source quick-cutting valve in the emergency cut-off system is closed, the chlorine absorption device in the suction absorption system is started, leaked chlorine is pumped to the absorption device for treatment, a water inlet valve in the spraying system is opened, doors and windows around the plant are sprayed, and the escaped chlorine is diluted and prevented from diffusing to the surrounding environment.
Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.
Claims (15)
1. A chlorine leak emergency disposal system, comprising:
detecting an alarm system;
an automatic control system associated with the detection alarm system;
an emergency shutdown system associated with the automatic control system;
an extraction absorption system associated with the automated control system; and
a spray system associated with the automatic control system.
2. A chlorine leak emergency disposal system as claimed in claim 1, wherein said detection alarm system comprises:
detecting a probe;
the alarm controller is used for correspondingly processing the data uploaded by the detection probe; and
and the sound and light alarm system is connected with the alarm controller.
3. A chlorine leak emergency disposal system as defined in claim 1, wherein said emergency shut-off system comprises:
and the quick-cutting valve is a pneumatic valve.
4. A chlorine leak emergency disposal system as defined in claim 1, wherein said bleed air absorption system comprises:
an air draft trench having
The air suction port is used for collecting chlorine;
an air suction fan having
An air suction port;
the air suction port is communicated with the air exhaust port;
a chlorine gas absorption device, which is provided with
The air inlet is connected with the air outlet; and
and the gas outlet is arranged at the top of the chlorine absorption device.
5. A chlorine leak emergency disposal system as claimed in claim 4, wherein a packing layer is provided within said chlorine absorption unit.
6. A chlorine leak emergency disposal system as claimed in claim 4, wherein said chlorine absorption unit includes therein:
an upper shell;
the lower shell is connected with the upper shell;
a water tank disposed below the lower case;
one end of the water inlet pipe is connected into the upper shell, and the other end of the water inlet pipe is communicated out of the chlorine absorption device; and
and the spray head is arranged below the water tank.
7. A chlorine leak emergency disposal system as defined in claim 6, wherein said chlorine absorption unit further comprises:
a chassis mounted below the lower case;
the connecting piece is arranged below the chassis;
the locking piece is sleeved on the chassis and the connecting piece;
the first fastener is sleeved under the connecting piece;
the second fastener is sleeved under the connecting piece and attached under the first fastener;
a screw passing through the first fastener and the second fastener; and
and the bearing is sleeved on the second fastening piece.
8. A chlorine leak emergency disposal system as claimed in claim 7, wherein said connection has
The long strips are arranged around the outer periphery of the connecting piece in a surrounding manner; and
a notch disposed on the strip.
9. A chlorine leak emergency disposal system as defined in claim 7, wherein said first fastener has
The clamping strip is arranged around the first fastening piece.
10. A chlorine leak emergency disposal system as defined in claim 7, wherein said second fastener has
And the rack is arranged around the inner periphery of the second fastening piece.
11. The chlorine gas leakage emergency disposal system of claim 4, wherein said air suction openings are arranged close to the ground and uniformly distributed on both sides of the chlorine site.
12. A chlorine leak emergency disposal system as claimed in claim 4, wherein said suction port is connected to said suction inlet.
13. A chlorine leak emergency disposal system as claimed in claim 4, wherein said exhaust port is connected to said chlorine absorption unit.
14. A chlorine leak emergency disposal system as defined in claim 1, wherein said spray system comprises:
the water supply valve is an electric valve.
15. A chlorine leak emergency disposal system as claimed in claim 1, wherein said automatic control system is PLC controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263021.9U CN209819234U (en) | 2018-12-31 | 2018-12-31 | Chlorine leakage emergency disposal system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263021.9U CN209819234U (en) | 2018-12-31 | 2018-12-31 | Chlorine leakage emergency disposal system |
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| CN209819234U true CN209819234U (en) | 2019-12-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630904A (en) * | 2018-12-31 | 2019-04-16 | 江苏旭龙环境科技有限公司 | A kind of chlorine leakage emergency disposal system and application method |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630904A (en) * | 2018-12-31 | 2019-04-16 | 江苏旭龙环境科技有限公司 | A kind of chlorine leakage emergency disposal system and application method |
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