CN110675580A - Laboratory environment monitoring and emergency dredging rescue system - Google Patents
Laboratory environment monitoring and emergency dredging rescue system Download PDFInfo
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- CN110675580A CN110675580A CN201910976268.1A CN201910976268A CN110675580A CN 110675580 A CN110675580 A CN 110675580A CN 201910976268 A CN201910976268 A CN 201910976268A CN 110675580 A CN110675580 A CN 110675580A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/04—Removing or cutting-off the supply of inflammable material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
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Abstract
A laboratory environment monitoring and emergency evacuation rescue system belongs to the field of special equipment for laboratories. The system comprises a dangerous article detection device, an alarm device, an emergency evacuation guide device, a dangerous article collection isolation device and a laboratory closing device; the hazardous article detection device can detect the leakage condition of the gas and liquid hazardous chemical articles and send signals to the alarm device, and the alarm device comprises a sound alarm and a light alarm; the emergency evacuation guidance device comprises a self-luminous guidance line and an evacuation direction indication mark which are arranged on the ground; the dangerous goods collecting and isolating device comprises a gas collector and a liquid collector. Each part of the whole set of system links up each other and is related to, and cooperative work can be when dangerous appears in the laboratory, and the very first time is reacted and is moved, compares in present conventional laboratory and only equips device safety type such as simple fire extinguisher and improves greatly.
Description
Technical Field
The invention belongs to the field of special equipment for laboratories, and particularly relates to a laboratory environment monitoring and emergency evacuation rescue system.
Background
The laboratory is the necessary space of enterprises, schools and scientific research institutions. On one hand, the laboratory is used for storing various experimental raw materials, and on the other hand, the laboratory is also used for carrying out various experiments, so that the laboratory always belongs to a high-risk place. The safety of the laboratory is concerned by various units, how to deal with various sudden dangers and ensure the safety of workers to the maximum extent is always the key point emphasized by the enterprise and public institution. In order to guarantee the personal safety of laboratory workers to the maximum extent, the unit combines years of actual manufacturing experience, designs and develops a whole set of safety guarantee system with emergency guarantee and evacuation guidance, is suitable for being installed in laboratories of different types, can quickly react and make emergency guidance and simple protection when emergency occurs, particularly, the existing laboratory is reasonable in design and convenient and safe to use.
Disclosure of Invention
The invention aims to solve the technical problem of providing a laboratory environment monitoring and emergency evacuation rescue system, which can temporarily and relatively isolate a hazard source when gas or liquid leaks or dangers occur in the experimental process in a laboratory, and simultaneously form an emergency escape channel to strive for rescue time, thereby ensuring the personal safety of laboratory workers.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a laboratory environment monitoring and emergent rescue system of dredging which provides a characterized in that: the emergency evacuation guiding device comprises a dangerous article detection device, an alarm device, an emergency evacuation guiding device, a dangerous article collecting and isolating device and a laboratory closing device; the hazardous article detection device can detect the leakage condition of the gas and liquid hazardous chemical articles and send signals to the alarm device; the alarm device comprises a sound alarm and a light alarm; the emergency evacuation guidance device comprises a self-luminous guidance line and an evacuation direction indication mark which are arranged on the ground; the dangerous goods collecting and isolating device comprises a gas collector and a liquid collector; laboratory closing means includes the caulking groove and magnetism inhales formula lift curtain, the caulking groove is seted up subaerial, and magnetism is inhaled formula lift curtain and is installed at the top in laboratory, can insert in the caulking groove when the lift curtain of magnetism formula lift curtain descends to spacing down.
Preferably, the hazardous article detection device comprises a detector base, a lifting outer sleeve rod and a lifting inner sleeve rod, wherein the lifting inner sleeve rod is arranged in the lifting outer sleeve rod, and the lifting inner sleeve rod and the lifting outer sleeve rod are both vertically arranged on the detector base; the lifting outer loop bar comprises at least two hollow bar bodies which can be stretched and fixed, and the lifting inner loop bar comprises at least two bar bodies which can be stretched and fixed; the hollow rod body at the uppermost end of the lifting outer sleeve rod is connected with the rod body at the uppermost end of the lifting inner sleeve rod; a plurality of gas detection sensors are arranged on the lifting inner loop bar along the vertical direction, and a corresponding number of airflow through holes are arranged on the lifting outer loop bar around the gas detection sensors;
the bottom of the detector base is provided with an installation groove, and more than one liquid detection sensor is arranged in the installation groove;
a controller is arranged in a detector base, the gas detection sensor and the liquid detection sensor can transmit detection data to a storage unit in the controller through data lines, and then when dangerous chemicals are found to leak by comparing data signals, the controller can transmit signals to an alarm device in a wireless transmission mode; the alarm device can start the sound alarm and the light alarm after receiving the signal.
Preferably, the caulking groove and the magnetic type lifting screen of the laboratory closing device correspond up and down and are arranged around the ring of the laboratory device in the laboratory and along the two sides of the self-luminous guide line.
Preferably, the self-luminous guide line comprises a ground groove arranged on the ground, and a lifting device is arranged in the ground groove and connected with the lifting screen plate; liquid collectors are arranged at the lower parts of the ground groove and the caulking groove; the geosyncline and the caulking groove are both connected with a liquid collector through drainage holes.
Preferably, the magnetic-type lifting curtain is of a single-layer curtain structure; the single-layer curtain type structure comprises a winch, a first electromagnetic fixing device, a second electromagnetic fixing device and a three-prevention curtain, a winch mounting groove is preset on the roof of a laboratory, the winch is arranged in the winch mounting groove, the upper end of the three-prevention curtain is coiled on an electric roller of the winch, and a magnetic attraction falling block is arranged at the lower end of the three-prevention curtain; the first electromagnetic fixing device and the second electromagnetic fixing device respectively comprise a first electromagnetic block and a second electromagnetic block, the first electromagnetic block and the second electromagnetic block are respectively arranged on the left side and the right side of the lower end of the winch mounting groove, and the first electromagnetic block and the second electromagnetic block are both connected with a power supply through a power supply controller; in a conventional state, the three-proofing screen is completely coiled on an electric roller of the winch, and the power controller controls the first electromagnetic block and the second electromagnetic block to be in a power-on state, so that the magnetic attraction falling block can be adsorbed to be positioned at an upper limit position; when an emergency occurs, the power supply controller controls the first electromagnetic block and the second electromagnetic block to be in a power-off state, and when the winch rotates the electric roller to release the three-prevention screen, the magnetic-attraction falling block falls down and drives the three-prevention screen to vertically fall along with the magnetic-attraction falling block until the magnetic-attraction falling block falls into the caulking groove; and the lower part of the magnetic attraction falling block is provided with an anti-collision rubber block or an anti-collision spring.
Preferably, the magnetic type lifting curtain is of a double-layer curtain type structure; the double-layer curtain type structure comprises a first winch, a second winch, a first three-prevention curtain, a second three-prevention curtain and a falling block, wherein a first winch mounting groove and a second winch mounting groove are preset on the roof of a laboratory, the first winch is arranged in the first winch mounting groove, the second winch is arranged in the second winch mounting groove, the upper end of the first three-prevention curtain is coiled on a first electric roller of the first winch, and the upper end of the second three-prevention curtain is coiled on a second electric roller of the second winch; the lower ends of the first three-prevention screen and the second three-prevention screen are connected with the fixed falling block.
Preferably, the double-layer curtain type structure further comprises a magnetic type supporting rod group, a plurality of rows of first magnetic absorption sheets and second magnetic absorption sheets which are longitudinally arranged are respectively arrayed on the first three-prevention curtain and the second three-prevention curtain, the magnetic type supporting rod group comprises a fixed magnetic absorption plate and a plurality of magnetic type supporting rods, a fixed magnetic suction plate is arranged on the roof between the first winch mounting groove and the second winch mounting groove, each magnetic suction support rod comprises a rod body, the left and right ends and the middle part of the bar body are respectively provided with a left magnetic block, a right magnetic block and a middle magnetic block, the left magnetic block and the right magnetic block are respectively provided with a left magnetism isolating plate and a right magnetism isolating plate, the left magnetic-isolating plate and the right magnetic-isolating plate both comprise magnetic-isolating plate bodies, each magnetic-isolating plate body comprises an outer vertical plate, a transverse plate and an inner vertical plate, an outer vertical plate is vertically arranged at the upper part of the outer side of the transverse plate, an inner vertical plate is vertically arranged at the lower part of the inner side of the transverse plate, and the transverse plate is fixedly arranged at the upper side of the left magnetic block or the right magnetic block; in an initial state, each magnetic suction support rod is longitudinally adsorbed on the fixed magnetic suction plate through the middle magnetic block, and the outer vertical plates on two sides of the lower magnetic suction support rod in the adjacent magnetic suction support rods can shield the left and right sides of the left and right magnetic blocks of the upper magnetic suction support rod from the left and right sides; when the double-layer curtain type structure needs to be released, the first winch and the second winch are started to release the first three-prevention curtain and the second three-prevention curtain, the falling block and the lower ends of the first three-prevention curtain and the second three-prevention curtain fall synchronously, meanwhile, the first magnetic suction piece and the second magnetic suction piece on the first three-prevention curtain and the second three-prevention curtain can sequentially adsorb the left magnetic block and the right magnetic block of the magnetic suction supporting rod at the lowest end, the magnetic suction supporting rod at the lowest end is adsorbed and fixed between the first magnetic suction piece and the second magnetic suction piece, the magnetic suction supporting rod is adsorbed and separated from the initial position until the first magnetic suction piece and the second magnetic suction piece are adsorbed and fixed in the longitudinal space between the first three-prevention curtain and the second three-prevention curtain.
Preferably, the double-layer curtain type structure further comprises an inert gas inflation device, the inert gas inflation device is arranged below or on the side face of the caulking groove, and an inflation port and an inflation switch of the inert gas inflation device are arranged at the bottom of the caulking groove; a vertically arranged inflation tube is embedded in the falling block; when the lower dropping block drives the lower ends of the first three-prevention screen and the second three-prevention screen to enter the caulking groove, the inflation tube is sleeved on the inflation inlet, the dropping block can be pressed to start the inflation switch, so that gas generated in the inert gas inflation device can enter the space between the first three-prevention screen and the second three-prevention screen along the inflation inlet and the inflation tube, and meanwhile, a large amount of inert gas can also close the gap between the adjacent double-layer screen type structures.
Preferably, the three-proofing screen is glass fiber cloth, glass cotton cloth or chemical fiber cloth with a protective coating, and the protective coating is pvc, ptfe and a flame-retardant silica gel coating.
Preferably, the using method comprises the following steps:
(1) the hazardous article detection device can detect the leakage condition of gas and liquid hazardous chemical articles and send signals to the alarm device;
(2) the alarm device starts a sound alarm and a light alarm, meanwhile, the magnetic lifting screen is started to enable the three-prevention screen to descend and be inserted into the caulking groove, the magnetic lifting screen can seal the experimental device in the laboratory and is arranged along two sides of the self-luminous guide line, and experimental personnel quickly leave the experimental device and withdraw from the experimental device in time along the self-luminous guide line and the guide direction indication mark; when dangerous liquid exists on the ground, the lifting device is started to jack up the lifting screen plate, so that liquid flow enters the ground groove, and experimenters move away from the lifting screen plate and evacuate;
(3) and simultaneously triggering the alarm device, starting the gas collector and the liquid collector to collect dangerous gas in the air and dangerous liquid on the ground.
Compared with the prior art, the invention has the beneficial effects that:
1. the technology comprises five parts, namely a hazardous article detection device, an alarm device, an emergency evacuation guide device, a hazardous article collection isolation device and a laboratory closing device, and ensures the safety of laboratory workers to the greatest extent from detection of subsequent warning and evacuation and isolation of experimental objects. Each part of the whole set of system is mutually linked and associated, and cooperative work can make reaction and action in the very first time when danger appears in the laboratory, compares in the security that present conventional laboratory only was equipped with devices such as simple fire extinguisher and improves greatly.
2. In the dangerous goods detection link, an independent vertical design is adopted, so that on one hand, the occupied area is small, and the use and the placement are convenient; on the other hand, the telescopic design is adopted, the detection range is large, and the detection effect is good. The device has fused the dual detection of gas and liquid, detects liquid subaerial, detects gas in the space, and two aspects can be better more comprehensive monitor the laboratory environment.
3. The emergency evacuation system is provided with the emergency evacuation channel through the magnetic type lifting screen, the ceiling type design is adopted by the company, the ceiling part of the laboratory is arranged, the design avoids the ground arrangement mode, the layout and the specification of the laboratory are not influenced, meanwhile, the screen is utilized in a top-down mode, the three-prevention isolation is realized, the gold rescue time is actively strived for in the early stage, and the casualty rate is greatly reduced. The design is simple and convenient to install and construct, any change of the existing design of a laboratory is not needed, the device is suitable for upgrading and improving on the basis of the existing laboratory, the cost is low, and the effect is good.
4. The magnetic type lifting curtain is of a double-layer curtain type structure to achieve relative isolation of dangerous goods during system operation, and double-layer arrangement is adopted. This design can place magnetism between double-deck curtain and inhale formula support rod group to this has constituted simple and easy division wall, and simultaneously in order to improve the security, the cavity intracavity of double-deck curtain has filled inert gas, and inert gas can be full of the interval space fast, and overflows in the seam of following adjacent wall body, plays the effect of closing the gap. The design can give consideration to the characteristics of rapid layout, high safety and the like, and is low in manufacturing cost and convenient to install and construct.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic view of the construction of the hazardous article detection device;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of portion B of FIG. 2;
FIG. 5 is a schematic view showing a structure of a mounting position of the liquid detecting sensor (i.e., a side view of FIG. 4);
FIG. 6 is a schematic view of the construction of a single layer screen (initial state);
FIG. 7 is a schematic view of a single layer screen in use;
FIG. 8 is a schematic structural view of a self-luminous guide line;
FIG. 9 is a schematic view of a double layer screen;
FIG. 10 is a schematic view of the double layer screen in use;
FIG. 11 is a schematic view of a configuration of a magnetically attractable support bar set;
in the figure:
1. a gas detection sensor; 2. an airflow through hole; 3. lifting the outer loop bar; 4. lifting the inner loop bar; 5. a controller; 6. a detector base; 7. a liquid detection sensor; 8. mounting grooves; 9. a winch mounting groove; 10. a winch; 11. a first electromagnetic block; 12. a second electromagnetic block; 13. a three-proofing screen; 14. magnetically attracting the falling block; 15. caulking grooves; 16. a drainage hole; 17. a liquid collector; 18. a ground groove; 19. a lifting device; 20. lifting the screen plate; 21. an experimental device; 22. a magnetic suction type lifting screen; 23. a self-luminous guide line; 24. a dredging direction indication mark; 25. a first winch mounting groove; 26. a first winch; 27. fixing the magnetic attraction plate; 28. a second hoist; 29. a second winch mounting groove; 30. a second three-proofing screen; 31. a second magnetic attraction sheet; 32. a first three-proofing screen; 33. a first magnetic attraction sheet; 34. a magnetic-type support rod; 35. dropping blocks; 36. an inflation tube; 37. caulking grooves; 38. an inflation inlet; 39. an inflation switch; 40. an outer vertical plate; 41. a transverse plate; 42. an inner vertical plate; 43. a left magnetic block; 44. a rod body; 45. a middle magnetic block; 46. a right magnetic block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1, a laboratory environment monitoring and emergency evacuation rescue system includes a hazardous article detection device, an alarm device, an emergency evacuation guidance device, a hazardous article collection isolation device and a laboratory enclosure device; the hazardous article detection device can detect the leakage condition of the gas and liquid hazardous chemical articles and send signals to the alarm device; the alarm device comprises a sound alarm and a light alarm; the emergency evacuation guiding device comprises a self-luminous guiding line and an evacuation direction indicating mark which are arranged on the ground.
The hazardous materials collecting and isolating device comprises a gas collector (the technology of the gas collector per se is well-established, for example, the greenhouse gas collecting device described in patent No. 201820467664.2 can be used, and the description thereof is omitted). The dangerous goods collecting and isolating device also comprises a liquid collector. The liquid collecting device mainly comprises a sealed cabin body for collecting and storing leaked dangerous liquid, and the structure of the liquid collecting device is mature in the prior art and is not repeated.
As shown in fig. 2, 3, 4 and 5, the hazardous material detection device comprises a detector base, a lifting outer sleeve rod and a lifting inner sleeve rod, wherein the lifting inner sleeve rod is arranged in the lifting outer sleeve rod, and the lifting inner sleeve rod and the lifting outer sleeve rod are both vertically arranged on the detector base; the lifting outer loop bar comprises at least two hollow bar bodies which can be stretched and fixed, and the lifting inner loop bar comprises at least two bar bodies which can be stretched and fixed; the hollow rod body at the uppermost end of the lifting outer sleeve rod is connected with the rod body at the uppermost end of the lifting inner sleeve rod; a plurality of gas detection sensors are arranged on the lifting inner loop bar along the vertical direction, and a corresponding number of airflow through holes are arranged on the lifting outer loop bar around the gas detection sensors; the bottom of the detector base is provided with an installation groove, as shown in fig. 5, more than one liquid detection sensor is arranged in the installation groove; a controller is arranged in a detector base, the gas detection sensor and the liquid detection sensor can transmit detection data to a storage unit in the controller through data lines, and then when dangerous chemicals are found to leak by comparing data signals, the controller can transmit signals to an alarm device in a wireless transmission mode; the alarm device can start the sound alarm and the light alarm after receiving the signal.
Laboratory closing means includes the caulking groove and magnetism inhales formula lift curtain, the caulking groove is seted up subaerial, and magnetism is inhaled formula lift curtain and is installed at the top in laboratory, can insert in the caulking groove when the lift curtain of magnetism formula lift curtain descends to spacing down. When specifically installing and using, can set up on the caulking groove and can electrically push and pull confined baffle, the baffle can seal the caulking groove and make it flush with ground around when conventional state, can electrically open or manually open the baffle under dangerous state, does not hinder the insertion of lift partition screen. The caulking groove and the magnetic type lifting screen of the laboratory closing device are vertically corresponding, and as shown in fig. 8, the caulking groove and the magnetic type lifting screen are annularly arranged around the laboratory closing device in the laboratory and are arranged along two sides of the self-luminous guide line so as to isolate the experimental space and protect and guide the evacuation line.
As shown in fig. 7, the self-luminous guide line includes a ground groove formed on the ground, and a lifting device is disposed in the ground groove and connected to the lifting screen plate. Liquid collectors are arranged at the lower parts of the ground groove and the caulking groove; the geosyncline and the caulking groove are both connected with a liquid collector through drainage holes.
As shown in fig. 6 and 7, in the present embodiment, the magnetic-type lifting curtain is a single-layer curtain structure; the single-layer curtain type structure comprises a winch, a first electromagnetic fixing device, a second electromagnetic fixing device and a three-prevention curtain, a winch mounting groove is preset on the roof of a laboratory, the winch is arranged in the winch mounting groove, the upper end of the three-prevention curtain is coiled on an electric roller of the winch, and a magnetic attraction falling block is arranged at the lower end of the three-prevention curtain; the first electromagnetic fixing device and the second electromagnetic fixing device respectively comprise a first electromagnetic block and a second electromagnetic block, the first electromagnetic block and the second electromagnetic block are respectively arranged on the left side and the right side of the lower end of the winch mounting groove, and the first electromagnetic block and the second electromagnetic block are both connected with a power supply through a power supply controller; in a conventional state, the three-proofing screen is completely coiled on an electric roller of the winch, and the power controller controls the first electromagnetic block and the second electromagnetic block to be in a power-on state, so that the magnetic attraction falling block can be adsorbed to be positioned at an upper limit position; when an emergency occurs, the power supply controller controls the first electromagnetic block and the second electromagnetic block to be in a power-off state, and when the winch rotates the electric roller to release the three-prevention screen, the magnetic-attraction falling block falls down and drives the three-prevention screen to vertically fall along with the magnetic-attraction falling block until the magnetic-attraction falling block falls into the caulking groove; and the lower part of the magnetic attraction falling block is provided with an anti-collision rubber block or an anti-collision spring.
The three-proofing screen is made of glass fiber cloth, glass cotton cloth or chemical fiber cloth with a protective coating, and the protective coating is pvc, ptfe and a flame-retardant silica gel coating.
The use method of the system comprises the following steps:
(1) the hazardous article detection device can detect the leakage condition of gas and liquid hazardous chemical articles and send signals to the alarm device;
(2) the alarm device starts a sound alarm and a light alarm, meanwhile, the magnetic lifting screen is started to enable the three-prevention screen to descend and be inserted into the caulking groove, the magnetic lifting screen can seal the experimental device in the laboratory and is arranged along two sides of the self-luminous guide line, and experimental personnel quickly leave the experimental device and withdraw from the experimental device in time along the self-luminous guide line and the guide direction indication mark; when dangerous liquid exists on the ground, the lifting device is started to jack up the lifting screen plate, so that liquid flow enters the ground groove, and experimenters move away from the lifting screen plate and evacuate;
(3) and simultaneously triggering the alarm device, starting the gas collector and the liquid collector to collect dangerous gas in the air and dangerous liquid on the ground.
When the system is in operation, firstly, a dangerous article detection device is placed near a dangerous article source to be detected, a lifting inner loop bar extends out of a lifting outer loop bar, outside air enters a hollow bar body through an air flow through hole formed in the lifting outer loop bar, and when passing through a gas detection sensor, the outside air is detected and analyzed through the gas detection sensor so as to ensure that no dangerous gas leaks in a laboratory; meanwhile, a liquid detection sensor is arranged in the installation groove of the detector base; the controller can transmit a signal to the alarm device in a wireless transmission mode when the dangerous article possibly flows through the dangerous article detection device; the alarm device can start the sound alarm and the light alarm after receiving the signal. On one hand, the outside is warned, and on the other hand, other components of the starting system start working states.
When the laboratory closing device is started to operate, the self-luminous guide line is opened, the self-luminous guide line visually reacts on the ground groove position on the ground, laboratory personnel can be reminded to evacuate under emergency, meanwhile, the lifting device is arranged in the ground groove, and the lifting device drives the lifting screen plate to ascend, so that the laboratory personnel are prevented from being damaged by hazardous substance liquid in the evacuation process. In the system, the liquid collectors are arranged at the lower parts of the geosyncline and the caulking groove, the geosyncline and the caulking groove are connected with the liquid collectors through the drainage holes, and the device can collect leaked hazardous article liquid to prevent greater danger. The magnetic type lifting curtain is of a single-layer curtain type structure, when the single-layer curtain type structure operates, a winch, a first electromagnetic block and a second electromagnetic block which are located in a winch mounting groove in a roof of a laboratory are started, and the magnetic type lifting curtain falls rapidly under the driving of the magnetic type falling block to form a relatively closed channel. In the structure, in a conventional state, the three-prevention screen is completely coiled on the electric roller of the winch, and the power supply controller controls the first electromagnetic block and the second electromagnetic block to be in a power-on state, so that the magnetic attraction falling block can be adsorbed to be positioned at an upper limit position; when an emergency occurs, the power supply controller controls the first electromagnetic block and the second electromagnetic block to be in a power-off state, and when the winch rotates the electric roller to release the three-prevention screen, the magnetic-attraction falling block falls down and drives the three-prevention screen to vertically fall along with the magnetic-attraction falling block until the magnetic-attraction falling block falls into the caulking groove; the lower part of the magnetic attraction falling block is provided with an anti-collision rubber block or an anti-collision spring so as to avoid the damage of the magnetic attraction falling block.
Example two
In this embodiment, as shown in fig. 9 and 10, the magnetic-type elevating screen is a double-layer screen structure.
The double-layer curtain type structure comprises a first winch, a second winch, a first three-prevention curtain, a second three-prevention curtain and a falling block, wherein a first winch mounting groove and a second winch mounting groove are preset on the roof of a laboratory, the first winch is arranged in the first winch mounting groove, the second winch is arranged in the second winch mounting groove, the upper end of the first three-prevention curtain is coiled on a first electric roller of the first winch, and the upper end of the second three-prevention curtain is coiled on a second electric roller of the second winch; the lower ends of the first three-prevention screen and the second three-prevention screen are connected with the fixed falling block. As shown in fig. 10, the double-layer curtain-type structure further comprises a magnetic absorption type support rod set, a plurality of rows of first magnetic absorption sheets and second magnetic absorption sheets are longitudinally arranged on the first three-prevention curtain and the second three-prevention curtain respectively, the magnetic absorption type support rod set comprises a fixed magnetic absorption plate and a plurality of magnetic absorption support rods, the fixed magnetic absorption plate is arranged on the roof between the first winch installation groove and the second winch installation groove, each magnetic absorption support rod comprises a rod body, a left magnetic block, a right magnetic block and a middle magnetic block are respectively arranged at the left end, the right end and the middle part of the rod body, a left magnetic separation plate and a right magnetic separation plate are respectively arranged on the left magnetic block and the right magnetic block, the left magnetic separation plate and the right magnetic separation plate both comprise magnetic separation plate bodies, each magnetic separation plate body comprises an outer vertical plate, a transverse plate and an inner vertical plate, the outer vertical plate is vertically arranged at the upper part of the outer side of the transverse plate, and the vertical plate is vertically arranged at the, the transverse plate is fixedly arranged on the upper side of the left magnetic block or the right magnetic block; in an initial state, each magnetic suction support rod is longitudinally adsorbed on the fixed magnetic suction plate through the middle magnetic block, and the outer vertical plates on two sides of the lower magnetic suction support rod in the adjacent magnetic suction support rods can shield the left and right sides of the left and right magnetic blocks of the upper magnetic suction support rod from the left and right sides; when the double-layer curtain type structure needs to be released, the first winch and the second winch are started to release the first three-prevention curtain and the second three-prevention curtain, the falling block and the lower ends of the first three-prevention curtain and the second three-prevention curtain fall synchronously, meanwhile, the first magnetic suction piece and the second magnetic suction piece on the first three-prevention curtain and the second three-prevention curtain can sequentially adsorb the left magnetic block and the right magnetic block of the magnetic suction supporting rod at the lowest end, the magnetic suction supporting rod at the lowest end is adsorbed and fixed between the first magnetic suction piece and the second magnetic suction piece, the magnetic suction supporting rod is adsorbed and separated from the initial position until the first magnetic suction piece and the second magnetic suction piece are adsorbed and fixed in the longitudinal space between the first three-prevention curtain and the second three-prevention curtain. The double-layer curtain type structure also comprises an inert gas inflating device, the inert gas inflating device is arranged below or on the side surface of the caulking groove, and an inflating opening and an inflating switch of the inert gas inflating device are arranged at the bottom of the caulking groove; a vertically arranged inflation tube is embedded in the falling block; when the lower dropping block drives the lower ends of the first three-prevention screen and the second three-prevention screen to enter the caulking groove, the inflation tube is sleeved on the inflation inlet, the dropping block can be pressed to start the inflation switch, so that gas generated in the inert gas inflation device can enter the space between the first three-prevention screen and the second three-prevention screen along the inflation inlet and the inflation tube, and meanwhile, a large amount of inert gas can also close the gap between the adjacent double-layer screen type structures.
As shown in fig. 10, when the device is in operation, after the device receives an alarm signal, the device is started, when a double-layer curtain type structure needs to be released, the first winch and the second winch are started to release the first three-proofing curtain and the second three-proofing curtain, so that the falling block falls synchronously together with the lower ends of the first three-proofing curtain and the second three-proofing curtain, meanwhile, the first magnetic suction sheet and the second magnetic suction sheet on the first three-proofing curtain and the second three-proofing curtain can sequentially adsorb the left magnetic block and the right magnetic block of the lowest magnetic suction support rod, and the lowest magnetic suction support rod is adsorbed and fixed between the first magnetic suction sheet and the second magnetic suction sheet until the first magnetic suction sheet and the second magnetic suction sheet adsorb each magnetic suction support rod from an initial position and fix the magnetic suction support rod in a longitudinal space between the first three-proofing curtain and the second three-proofing curtain, and each magnetic suction support rod is adsorbed and fixed on the magnetic suction plate longitudinally through the middle magnetic block, the outer vertical plates at two sides of the magnetic suction support rod positioned below the adjacent magnetic suction support rods can shield the left and right sides of the left and right magnetic blocks of the magnetic suction support rod positioned above from the left and right sides. The utility model discloses a division wall is got up to quick simple and easy constitution from this quick constitution, this device has added magnetism and has inhaled the support stick, be for making this simple and easy isolation wall body, hollow state appears in inside, when the lower extreme that the piece drives first three proofings curtain and second three proofings curtain gets into the caulking groove, the gas tube suit is on the inflation inlet, the piece of falling can press the start gas filling switch, make the gas that produces in the inert gas aerating device in the same direction as getting into between first three proofings curtain and the second three proofings curtain by inflation inlet and gas tube, meanwhile a large amount of inert gases can also be with the mode that spills over fast close the clearance between the adjacent double-deck curtain formula structure, realize dangerization article and withdraw personnel's temporary simple and easy isolation, strive for gold rescue time, with this furthest's guarantee laboratory staff's personal safety. The device has strong running cooperativity, ingenious structural design and high starting and running reaction speed, and can well ensure the safety of a laboratory.
Other structures and using manners of the device described in this embodiment are the same as those of the first embodiment, and are not described again.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention, without departing from the technical solution of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a laboratory environment monitoring and emergent rescue system of dredging which characterized in that: the emergency evacuation guiding device comprises a dangerous article detection device, an alarm device, an emergency evacuation guiding device, a dangerous article collecting and isolating device and a laboratory closing device; the hazardous article detection device can detect the leakage condition of the gas and liquid hazardous chemical articles and send signals to the alarm device; the alarm device comprises a sound alarm and a light alarm; the emergency evacuation guidance device comprises a self-luminous guidance line and an evacuation direction indication mark which are arranged on the ground; the dangerous goods collecting and isolating device comprises a gas collector and a liquid collector; laboratory closing means includes the caulking groove and magnetism inhales formula lift curtain, the caulking groove is seted up subaerial, and magnetism is inhaled formula lift curtain and is installed at the top in laboratory, can insert in the caulking groove when the lift curtain of magnetism formula lift curtain descends to spacing down.
2. The laboratory environment monitoring and emergency evacuation rescue system of claim 1, wherein: the hazardous article detection device comprises a detector base, a lifting outer sleeve rod and a lifting inner sleeve rod, wherein the lifting inner sleeve rod is arranged in the lifting outer sleeve rod, and the lifting inner sleeve rod and the lifting outer sleeve rod are both vertically arranged on the detector base; the lifting outer loop bar comprises at least two hollow bar bodies which can be stretched and fixed, and the lifting inner loop bar comprises at least two bar bodies which can be stretched and fixed; the hollow rod body at the uppermost end of the lifting outer sleeve rod is connected with the rod body at the uppermost end of the lifting inner sleeve rod; a plurality of gas detection sensors are arranged on the lifting inner loop bar along the vertical direction, and a corresponding number of airflow through holes are arranged on the lifting outer loop bar around the gas detection sensors;
the bottom of the detector base is provided with an installation groove, and more than one liquid detection sensor is arranged in the installation groove;
a controller is arranged in a detector base, the gas detection sensor and the liquid detection sensor can transmit detection data to a storage unit in the controller through data lines, and then when dangerous chemicals are found to leak by comparing data signals, the controller can transmit signals to an alarm device in a wireless transmission mode; the alarm device can start the sound alarm and the light alarm after receiving the signal.
3. The laboratory environment monitoring and emergency evacuation rescue system of claim 2, wherein: the caulking groove and the magnetic type lifting partition curtain of the laboratory closing device correspond up and down and are arranged around the ring of the laboratory device in the laboratory and along the two sides of the self-luminous guide line.
4. The laboratory environment monitoring and emergency evacuation rescue system of claim 3, wherein: the self-luminous guide line comprises a ground groove arranged on the ground, and a lifting device is arranged in the ground groove and connected with a lifting screen plate; liquid collectors are arranged at the lower parts of the ground groove and the caulking groove; the geosyncline and the caulking groove are both connected with a liquid collector through drainage holes.
5. The laboratory environment monitoring and emergency evacuation rescue system of claim 4, wherein: the magnetic type lifting curtain is of a single-layer curtain type structure; the single-layer curtain type structure comprises a winch, a first electromagnetic fixing device, a second electromagnetic fixing device and a three-prevention curtain, a winch mounting groove is preset on the roof of a laboratory, the winch is arranged in the winch mounting groove, the upper end of the three-prevention curtain is coiled on an electric roller of the winch, and a magnetic attraction falling block is arranged at the lower end of the three-prevention curtain; the first electromagnetic fixing device and the second electromagnetic fixing device respectively comprise a first electromagnetic block and a second electromagnetic block, the first electromagnetic block and the second electromagnetic block are respectively arranged on the left side and the right side of the lower end of the winch mounting groove, and the first electromagnetic block and the second electromagnetic block are both connected with a power supply through a power supply controller; in a conventional state, the three-proofing screen is completely coiled on an electric roller of the winch, and the power controller controls the first electromagnetic block and the second electromagnetic block to be in a power-on state, so that the magnetic attraction falling block can be adsorbed to be positioned at an upper limit position; when an emergency occurs, the power supply controller controls the first electromagnetic block and the second electromagnetic block to be in a power-off state, and when the winch rotates the electric roller to release the three-prevention screen, the magnetic-attraction falling block falls down and drives the three-prevention screen to vertically fall along with the magnetic-attraction falling block until the magnetic-attraction falling block falls into the caulking groove; and the lower part of the magnetic attraction falling block is provided with an anti-collision rubber block or an anti-collision spring.
6. The laboratory environment monitoring and emergency evacuation rescue system of claim 4, wherein: the magnetic type lifting curtain is of a double-layer curtain type structure; the double-layer curtain type structure comprises a first winch, a second winch, a first three-prevention curtain, a second three-prevention curtain and a falling block, wherein a first winch mounting groove and a second winch mounting groove are preset on the roof of a laboratory, the first winch is arranged in the first winch mounting groove, the second winch is arranged in the second winch mounting groove, the upper end of the first three-prevention curtain is coiled on a first electric roller of the first winch, and the upper end of the second three-prevention curtain is coiled on a second electric roller of the second winch; the lower ends of the first three-prevention screen and the second three-prevention screen are connected with the fixed falling block.
7. The laboratory environment monitoring and emergency evacuation rescue system of claim 6, wherein: the double-layer curtain type structure also comprises a magnetic type supporting rod group, a plurality of rows of first magnetic absorption sheets and second magnetic absorption sheets which are longitudinally arranged are respectively arrayed on the first three-prevention curtain and the second three-prevention curtain, the magnetic type supporting rod group comprises a fixed magnetic absorption plate and a plurality of magnetic type supporting rods, a fixed magnetic suction plate is arranged on the roof between the first winch mounting groove and the second winch mounting groove, each magnetic suction support rod comprises a rod body, the left and right ends and the middle part of the bar body are respectively provided with a left magnetic block, a right magnetic block and a middle magnetic block, the left magnetic block and the right magnetic block are respectively provided with a left magnetism isolating plate and a right magnetism isolating plate, the left magnetic-isolating plate and the right magnetic-isolating plate both comprise magnetic-isolating plate bodies, each magnetic-isolating plate body comprises an outer vertical plate, a transverse plate and an inner vertical plate, an outer vertical plate is vertically arranged at the upper part of the outer side of the transverse plate, an inner vertical plate is vertically arranged at the lower part of the inner side of the transverse plate, and the transverse plate is fixedly arranged at the upper side of the left magnetic block or the right magnetic block; in an initial state, each magnetic suction support rod is longitudinally adsorbed on the fixed magnetic suction plate through the middle magnetic block, and the outer vertical plates on two sides of the lower magnetic suction support rod in the adjacent magnetic suction support rods can shield the left and right sides of the left and right magnetic blocks of the upper magnetic suction support rod from the left and right sides; when the double-layer curtain type structure needs to be released, the first winch and the second winch are started to release the first three-prevention curtain and the second three-prevention curtain, the falling block and the lower ends of the first three-prevention curtain and the second three-prevention curtain fall synchronously, meanwhile, the first magnetic suction piece and the second magnetic suction piece on the first three-prevention curtain and the second three-prevention curtain can sequentially adsorb the left magnetic block and the right magnetic block of the magnetic suction supporting rod at the lowest end, the magnetic suction supporting rod at the lowest end is adsorbed and fixed between the first magnetic suction piece and the second magnetic suction piece, the magnetic suction supporting rod is adsorbed and separated from the initial position until the first magnetic suction piece and the second magnetic suction piece are adsorbed and fixed in the longitudinal space between the first three-prevention curtain and the second three-prevention curtain.
8. The laboratory environment monitoring and emergency evacuation rescue system of claim 7, wherein: the double-layer curtain type structure also comprises an inert gas inflating device, the inert gas inflating device is arranged below or on the side surface of the caulking groove, and an inflating opening and an inflating switch of the inert gas inflating device are arranged at the bottom of the caulking groove; a vertically arranged inflation tube is embedded in the falling block; when the lower dropping block drives the lower ends of the first three-prevention screen and the second three-prevention screen to enter the caulking groove, the inflation tube is sleeved on the inflation inlet, and the dropping block can press and start the inflation switch to enable gas generated in the inert gas inflation device to enter the space between the first three-prevention screen and the second three-prevention screen along the inflation inlet and the inflation tube.
9. The laboratory environment monitoring and emergency evacuation rescue system of claim 8, wherein: the three-proofing screen is glass fiber cloth, glass cotton cloth or chemical fiber cloth with a protective coating, and the protective coating is pvc, ptfe and a flame-retardant silica gel coating.
10. The laboratory environment monitoring and emergency evacuation rescue system according to claim 9, wherein the method of using the system comprises the steps of:
(1) the hazardous article detection device can detect the leakage condition of gas and liquid hazardous chemical articles and send signals to the alarm device;
(2) the alarm device starts a sound alarm and a light alarm, meanwhile, the magnetic lifting screen is started to enable the three-prevention screen to descend and be inserted into the caulking groove, the magnetic lifting screen can seal the experimental device in the laboratory and is arranged along two sides of the self-luminous guide line, and experimental personnel quickly leave the experimental device and withdraw from the experimental device in time along the self-luminous guide line and the guide direction indication mark; when dangerous liquid exists on the ground, the lifting device is started to jack up the lifting screen plate, so that liquid flow enters the ground groove, and experimenters move away from the lifting screen plate and evacuate;
(3) and simultaneously triggering the alarm device, starting the gas collector and the liquid collector to collect dangerous gas in the air and dangerous liquid on the ground.
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