CN107144673B - Positive pressure protective clothing dynamic detection platform - Google Patents
Positive pressure protective clothing dynamic detection platform Download PDFInfo
- Publication number
- CN107144673B CN107144673B CN201710533136.2A CN201710533136A CN107144673B CN 107144673 B CN107144673 B CN 107144673B CN 201710533136 A CN201710533136 A CN 201710533136A CN 107144673 B CN107144673 B CN 107144673B
- Authority
- CN
- China
- Prior art keywords
- cabin
- airtight
- spraying
- protective clothing
- simulated
- 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
- 238000001514 detection method Methods 0.000 title claims abstract description 92
- 230000001681 protective effect Effects 0.000 title claims abstract description 91
- 238000005507 spraying Methods 0.000 claims abstract description 55
- 238000002474 experimental method Methods 0.000 claims abstract description 28
- 238000009423 ventilation Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 23
- 238000012360 testing method Methods 0.000 claims description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 18
- 239000010935 stainless steel Substances 0.000 claims description 18
- 239000000443 aerosol Substances 0.000 claims description 11
- 239000000725 suspension Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 238000005070 sampling Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims description 4
- 210000002310 elbow joint Anatomy 0.000 claims description 4
- 210000004394 hip joint Anatomy 0.000 claims description 4
- 210000000629 knee joint Anatomy 0.000 claims description 4
- 210000000323 shoulder joint Anatomy 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000004088 simulation Methods 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000002585 base Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 210000003414 extremity Anatomy 0.000 description 2
- 208000035473 Communicable disease Diseases 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0078—Testing material properties on manufactured objects
- G01N33/0086—Clothes; Hosiery
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a dynamic detection platform of a positive pressure protective suit, which comprises an airtight experimental cabin, a simulated motion detection dummy, a simulated spraying detection dummy, an auxiliary motion platform and a control system, wherein the auxiliary motion platform is arranged in the airtight experimental cabin, the simulated motion detection dummy is connected to the auxiliary motion platform, the simulated spraying detection dummy is connected to a turntable in the airtight experimental cabin, the spraying system and the ventilation system are arranged in the airtight experimental cabin, and the control system is arranged outside the airtight experimental cabin and is connected with the airtight experimental cabin. The dynamic detection platform of the positive pressure protective clothing can not only abandon the harm of experiments to the health of a real person, but also enable the simulation accuracy to be higher, can detect the pressure fluctuation in the protective clothing in real time, and can sample the bioaerosol to detect the safety performance of the protective clothing, so that the detection result is more accurate and the data is more reliable.
Description
Technical Field
The invention relates to the technical field of safety detection of protective clothing, in particular to a dynamic detection platform for positive pressure protective clothing.
Background
Medical workers and scientific workers engaged in the study of severe infectious diseases are often exposed to high-risk biological contamination environments, and workers need to wear protective clothing to protect them from damage, wherein positive pressure protective clothing is one of the highest protective factors of personal protective equipment. Safety performance and thermal comfort are two important indexes of positive pressure protective clothing, and relate to life health, working efficiency and accuracy of operators.
The design of the self-aged positive pressure protective clothing is mostly used or improved, and whether the safety performance and the comfort performance of the self-aged positive pressure protective clothing meet the safety use requirements or not is still to be examined. The traditional positive pressure protective clothing detection method relies on people wearing protective clothing to detect in a safe simulation environment, the use state of the protective clothing in a real biohazard environment cannot be inspected, the risk of a bioaerosol experiment is high, and a real person cannot be used for the experiment, so that the safety performance of the positive pressure protective clothing cannot be accurately evaluated. Patent CN201110282251 describes a warm body dummy for high temperature protective clothing testing, which can be used for high temperature protective performance testing, comfort testing, etc. Patent CN203249774 describes a simulated dummy for car load experiments, which simulates the height of sitting posture and specific gravity of a human body, and can be used for car load experiments. The experimental dummy described in the above patent is in a static state and cannot simulate the operation of a person, so that the dynamic protective performance of the protective garment cannot be reflected.
In summary, how to build a set of dynamic detection platform for positive pressure protective clothing to detect pressure fluctuation and protection performance inside the biological protective clothing by using a motion simulation dummy becomes a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a dynamic detection platform for positive pressure protective clothing, which solves the problems in the prior art, makes the detection of the positive pressure protective clothing separate from the detection mode of using a real person, and uses a dummy capable of simulating the movement of a human body in the detection process to detect the protective performance of the protective clothing in the use process.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a dynamic detection platform of a positive pressure protective suit, which comprises an airtight experimental cabin, a simulated motion detection dummy, a simulated spraying detection dummy, an auxiliary motion platform and a control system, wherein the auxiliary motion platform is arranged in the airtight experimental cabin, the simulated motion detection dummy is connected to the auxiliary motion platform, the simulated spraying detection dummy is connected to a turntable in the airtight experimental cabin, the spraying system and the ventilation system are arranged in the airtight experimental cabin, and the control system is arranged outside the airtight experimental cabin and is connected with the airtight experimental cabin.
Preferably, the airtight experimental cabin comprises an airtight cabin and an inflatable airtight door connected to an inlet of the airtight cabin, a main body frame of the airtight experimental cabin is welded by stainless steel square tubes, a cabin body outside the main body frame is welded by stainless steel plates in a butt joint mode, a cabin body inside the main body frame is welded by stainless steel plates in a full mode, an observation window is arranged on the cabin body, toughened glass is connected with the cabin body, the joints are subjected to sealing treatment, and stainless steel Kong Taban which is convenient for shower water to flow in is placed on a floor frame inside the cabin body.
Preferably, a mixing fan is arranged in the cabin of the airtight type experiment cabin, an airtight adapter plate is arranged on the side wall of the cabin of the airtight type experiment cabin, and a positive pressure protective clothing air supply spiral pipe is arranged in the airtight type experiment cabin.
Preferably, the simulated motion detection dummy has rotatable shoulder joints, elbow joints, hip joints and knee joints, each joint is connected with the trunk through a stainless steel pin, and the simulated motion detection dummy is connected with the auxiliary motion platform through a first sealing disc at the rear lower part of the neck.
Preferably, the auxiliary motion platform comprises a frame, a suspension system, swing arms, a stepping motor and a speed reducer, wherein the frame is fixed on the floor inside a cabin of the airtight type experiment cabin, the swing arms are connected to the frame, one stepping motor and one speed reducer are connected to the position where each swing arm is connected with the frame, and the suspension system is connected to the upper portion of the frame.
Preferably, the suspension system comprises a second sealing disc, the second sealing disc is in sealing connection with the first sealing disc, and the swing arm is connected with the hands and the feet of the simulated motion detection dummy through a fixing plate and a nylon thread gluing arranged at the tail end of the swing arm, so that the connection of the simulated motion detection dummy with the auxiliary motion platform is realized.
Preferably, the simulated spray detection dummy is in a standing posture, and a turntable of the simulated spray detection dummy foot can rotate.
Preferably, the spraying system comprises an auxiliary spraying liquid distribution system and a spraying nozzle which are communicated through a spraying pipeline, and the spraying nozzle is respectively arranged on the top of the cabin and the inner walls of the left side and the right side.
Preferably, the ventilation system comprises a fan and a filter, the ventilation system is arranged at a filter air port unit positioned at the top of a cabin of the airtight experimental cabin, and the filter air port unit and the top of the cabin are welded together in a full-scale manner; the filter comprises an air supply filter and an air exhaust filter, biological closed valves are arranged on the air supply filter and the air exhaust filter, and the fan comprises an air supply fan and an air exhaust fan; the air supply fan is connected with the air supply filter, and the air exhaust fan is connected with the air exhaust filter.
Preferably, the control system comprises a control cabinet and a touch control integrated machine which are connected together, wherein a motion detection dummy control module, a protective clothing pressure difference and sampling module, a protective clothing spray test control module and an experiment cabin environment control module are arranged in the control cabinet, and the motion detection dummy control module adopts PLC logic to control start, stop and rotating speed of a motor at the joint of a hand and a foot of a simulated motion detection dummy; the protective clothing pressure difference and sampling module is connected with the positive pressure protective clothing and is used for detecting the pressure difference between the inside and the outside of the protective clothing in real time and controlling the sampler to collect aerosol inside and outside the protective clothing; the protective clothing spraying test control module is connected with the spraying system, and unmanned automatic spraying test of the protective clothing is realized by controlling spraying flow, spraying pressure and simulated human rotation; the experiment cabin environment control module is connected with the ventilation system and used for controlling the air quantity of the air supply fan and the air exhaust fan; and the control and monitoring state information of each module in the control cabinet is integrated in the touch control integrated machine.
Compared with the prior art, the invention has the following technical effects:
according to the dynamic detection platform for the positive pressure protective clothing, disclosed by the invention, the safety detection of the positive pressure protective clothing is carried out in a biological hazard environment or in a spraying state by arranging the movable dummy in the airtight experimental cabin, so that the harm of an experiment to the health of a real person can be abandoned, the simulation accuracy is higher, the detection result is more accurate, and the data is more true and reliable. By controlling the movement dummy to repeat the same action for a long time, the pressure fluctuation in the protective clothing can be detected in real time, and the biological aerosol can be sampled to detect the safety performance of the protective clothing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional top view of an airtight experimental chamber of the present invention;
FIG. 2 is a schematic top view of the airtight experimental cabin of the present invention;
FIG. 3 is a schematic view of an airtight experimental cabin according to another aspect of the present invention;
FIG. 4 is a schematic diagram of the simulated motion detection dummy of the present invention connected to an auxiliary motion platform;
FIG. 5 is a schematic diagram of a simulated motion detection dummy according to the present invention;
FIG. 6 is a schematic view of the auxiliary motion platform according to the present invention;
FIG. 7 is a schematic diagram of spray detection of the present invention;
FIG. 8 is a schematic diagram of the installation of the air filter of the present invention;
FIG. 9 is a schematic diagram of a control system according to the present invention.
Wherein 1 is an outer cabin, 2 is a main body frame, 3 is an inner cabin, 4 is stainless steel Kong Taban, 5 is a simulated spray detection dummy, 6 is a simulated motion detection dummy, 7 is a spray pipeline, 8 is an exhaust filter unit, 9 is an exhaust biological closed valve, 10 is a life support pipeline interface, 11 is lighting equipment, 12 is an air supply biological closed valve, 13 is an air supply filter unit, 14 is an inflatable airtight door, 15 is an airtight adapter plate, 16 is an observation window, 17 is a first sealing disc, 18 is a shoulder joint, 19 is an elbow joint, 20 is a hip joint, 21 is a knee joint, 22 is a stainless steel pin, 23 is a suspension system, 24 is a speed reducer, 25 is a stepper motor, 26 is a frame, 27 is a fixed plate, 28 is a nylon sticking buckle, 29 is a swing arm, 30 is a mixing fan, 31 is a touch control integrated machine, 32 is a control cabinet, 33 is a nozzle, 34 is an airtight type real cabin, 35 is a positive pressure protection air supply filter unit, 36 is a trunk, 37 is a rotary table, 39 is a spiral pipe, 39 is an air supply filter, 40 is an air supply filter, and 40 is a test module for testing the clothes. 41 is a motion detection dummy control module; 42 is a protective suit differential pressure and sampling module; 43 is the experiment cabin environment control module; 44 is an auxiliary motion platform.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1-9, the invention provides a dynamic detection platform for positive pressure protective clothing, which comprises an airtight experimental cabin 34, a simulated motion detection dummy 6, a simulated spray detection dummy 5, an auxiliary motion platform 44 and a control system, wherein the auxiliary motion platform 44 is arranged in the airtight experimental cabin 34, the simulated motion detection dummy 6 is connected to the auxiliary motion platform 44, the simulated spray detection dummy 5 is connected to a turntable 37 in the airtight experimental cabin 34, a spray system and a ventilation system are arranged in the airtight experimental cabin 34, and the control system is arranged outside the airtight experimental cabin 34 and is connected with the airtight experimental cabin 34. The illumination device 11 is arranged in the airtight experimental cabin 34, so that the experimental condition in the cabin can be conveniently observed.
The airtight experimental cabin 34 is a part of an intelligent detection platform of the positive pressure biological protective clothing, is used for forming a closed space of various aerosols, can control the environmental temperature, humidity, pressure difference and cleanliness in the cabin, can provide experimental conditions for simulated spraying, and provides controllable detection microenvironment for the simulated spraying detection dummy 5 placed in the cabin. The airtight experimental cabin 34 comprises an airtight cabin and an inflatable airtight door 14 connected to the entrance of the airtight cabin, a main body frame 2 of the airtight experimental cabin 34 is welded by stainless steel square tubes, an outer cabin body 1 of the main body frame 2 is welded by stainless steel plates in a butt joint mode, an inner cabin body of the main body frame 2 is welded by stainless steel plates in a full joint mode, an observation window 16 is arranged on the cabin body, the observation window 16 is connected with the cabin body through toughened glass, the joints are subjected to sealing treatment, and a stainless steel hole pedal 4 convenient for spray water to flow in is placed on a floor frame inside the cabin body. The integrally welded construction and the pipe connection of the chamber of the airtight test chamber 34 should ensure the airtight function of the room.
The inside of the cabin of the airtight experimental cabin 34 is provided with a mixing fan 30, and the side wall of the cabin of the airtight experimental cabin 34 is provided with an airtight adapter plate 15 for being connected with a pipeline for internal sampling. The airtight experimental cabin 34 is provided with a positive pressure protective clothing air-feeding spiral pipe 35, and the positive pressure protective clothing air-feeding spiral pipe 35 is connected with the life support pipeline interface 10 arranged at the top end of the cabin.
The simulated motion detection dummy 6 is provided with a rotatable shoulder joint 18, an elbow joint 19, a hip joint 20 and a knee joint 21, wherein the joints are connected with a trunk 36 through stainless steel pins 22, and the simulated motion detection dummy 6 is connected with an auxiliary motion platform 44 through a first sealing disc 17 behind and below the neck of the trunk 36. The simulated motion detection dummy 6 can simulate walking, squatting and other human experiments, and detect the dynamic pressure and the dynamic biological aerosol protection performance of the protective clothing. The auxiliary motion platform 44 comprises a frame 26, a suspension system 23, swing arms 29, a stepping motor 25 and a speed reducer 24, wherein the frame 26 is fixed on the floor inside a cabin of the airtight experimental cabin 34, the swing arms 29 are connected to the frame 26, one stepping motor 25 and one speed reducer 24 are connected to the position where each swing arm 29 is connected with the frame 26, and the suspension system 23 is connected to the upper part of the frame 26. The length of the swing arm 29 can be adjusted in a telescopic mode, and the simulated motion detection dummy 6 can simulate the actions of walking, bending down, squatting and the like of an experimenter through the length adjustment of the swing arm 29. The simulated motion detection dummy 29 is made of a resin material, is hollow, and has a thoracic cavity embedded with a simulated respiratory pump. 7 aerosol detection ports are arranged on the head, the chest, the back and the limbs of the detection robot, and the biological substance indicator can be attached.
The suspension system 23 comprises a second sealing disc, the second sealing disc is in sealing connection with the first sealing disc 17, the swing arm 29 is connected with hands and feet of the simulated motion detection dummy 6 through a fixed plate 27 and a nylon thread gluing 28 which are arranged at the tail end of the swing arm 29, and connection of the simulated motion detection dummy 6 and the auxiliary motion platform 44 is achieved.
The simulated spray detection dummy 5 is in a standing posture, and the turntable 37 simulating the feet of the spray detection dummy 5 can rotate 360 degrees. After the simulated spraying detection dummy 5 wears the protective clothing, the liquid spraying resistance and chemical shower decontamination performance of the protective clothing can be tested. The spraying system comprises an auxiliary spraying liquid distribution system and a spraying nozzle 33 which are communicated through a spraying pipeline 7, and the spraying nozzle 33 is arranged on the top of the cabin and the inner walls of the left side and the right side. The spraying liquid preparation system can automatically spray and clean according to the setting requirement, is provided with an independent tank body, provides a water source for spraying and collects sprayed wastewater. The spraying power system adopts an acid-alkali resistant pneumatic diaphragm pump set. The independent tank body is provided with a high-low liquid level alarm device and an auxiliary detection sensor. The spray nozzle 33 is a three-dimensional nozzle, and can spray the protective clothing in a wide range of angles. The spray line 7 and spray nozzle 33 are made of stainless steel and are resistant to corrosion by various chemical decontaminating agents.
The ventilation system comprises a fan and a filter, and adopts an upward-exhaust airflow mode. The ventilation system is arranged at a filter air port unit positioned at the top of the cabin of the airtight experimental cabin, and the filter air port unit and the top of the cabin are welded together in a full-welding mode. The filter tuyere unit comprises an exhaust air filter unit 8 and an air supply filter unit 13. The filter comprises an air supply filter 39 and an air exhaust filter 38 which are separately arranged, the air supply filter 39 is connected with the air supply biological closed valve 12, the air exhaust filter 38 is connected with the air exhaust biological closed valve 9, the air supply biological closed valve 12 and the air exhaust biological closed valve 9 can be automatically opened and closed under the control of a control system, and the air tightness of a cabin can be ensured after the air supply biological closed valve and the air exhaust biological closed valve 9 are closed. The fans include an air supply fan and an air exhaust fan, the air supply fan is connected with an air supply filter 39, and the air exhaust fan is connected with an air exhaust filter 38.
The control system comprises a control cabinet 32 and a touch control integrated machine 31 which are connected together, wherein a motion detection dummy control module 41, a protective clothing pressure difference and sampling module 42, a protective clothing spray test control module 40 and an experiment cabin environment control module 43 are arranged in the control cabinet 32, and the motion detection dummy control module 41 adopts PLC logic control to simulate the start, stop and rotating speed of a stepping motor 25 at the joint of the hand and the foot of the motion detection dummy, so as to simulate the actions of walking, squatting, arm lifting, bending and the like of a human body. The protective clothing pressure difference and sampling module 42 is connected with the positive pressure protective clothing for detecting the pressure difference between the inside and the outside of the protective clothing in real time and controlling the sampler to collect the aerosol inside and outside the protective clothing. The protective clothing spray test control module 40 is connected with the spray system, and realizes unmanned automatic spray test of the protective clothing by controlling spray flow, spray pressure and simulating human rotation. The experiment cabin environment control module 43 is connected with the ventilation system, controls the air quantity of the air supply fan and the air exhaust fan, implements the positive pressure or negative pressure environment of the experiment cabin, and keeps the cleanliness inside the experiment cabin to meet the experiment requirement. The control and monitoring status information of each module in the control cabinet is integrated in the touch control integrated machine 31.
Embodiment one:
when the safety performance of the positive pressure protective clothing is dynamically detected in a bioaerosol environment, the simulated motion detection dummy 6 is detached from the auxiliary motion platform 44, the positive pressure protective clothing to be detected is sleeved on the simulated motion detection dummy 6, the positive pressure protective clothing is provided with holes with the same size at the first sealing disc 17, the first sealing disc 17 penetrates through the holes to be connected with the suspension system 23 and screwed with the second sealing disc, the protective clothing is tightly pressed to realize sealing, and the limbs of the simulated motion detection dummy 6 are fixedly connected with the nylon thread gluing 28 through the fixing plate 27 on the swing arm 29. The positive pressure protective garment air supply system is turned on, the control system is turned on and the swing arm 29 is adjusted back to the zero position. The mixing fan 30 is turned on, the inflatable door 14 of the airtight test chamber 34 is closed, and the blower fan, the blower filter 39, the exhaust fan and the exhaust filter 38 are turned on to ventilate and purify the inside of the airtight test chamber 34. Then the air supply fan, the air supply filter 39, the air exhaust fan and the air exhaust filter 38 are closed, the biological aerosol is generated in the cabin of the airtight experimental cabin 34, a control system executes a preset program to send a control signal to the stepping motor 25, so that the simulation motion of the simulation motion detection dummy 6 is realized, the simulation motion detection dummy 6 can realize walking or running at different frequencies, and simple actions such as arm lifting, leg lifting and the like are simulated. The pressure difference transmitter of the control system and the biological aerosol sampler are connected through the airtight adapter plate 15, pressure fluctuation data in the positive pressure protective clothing are obtained on the touch control integrated machine 31, a sampling sample in the positive pressure protective clothing and a sampling sample of cabin environment aerosol are obtained in the biological aerosol sampler, and the dynamic protective performance is obtained through subsequent analysis.
Embodiment two:
when the safety performance of the protective clothing is dynamically detected in the liquid spraying environment, the water absorption indicating clothing and the protective clothing are firstly checked to ensure that the protective clothing are completely dried. The water absorption indicating suit was put on the simulated spray test dummy 5. After the protective suit is put on, the feet of the simulated spray detection dummy 5 are fixed on the turntable 37. The inflatable airtight door 14 on the airtight experimental cabin 34 is closed, the control system is started, the turntable 37 automatically rotates to a base line position, the spraying electromagnetic valve is opened, spraying at the base line position is started, and the time is automatically counted for 15 minutes. After the time, spraying is stopped, the spraying electromagnetic valve is closed, the turntable 37 rotates for 45 degrees, and the spraying system is started again for continuous spraying for 15min. The turntable 37 rotates by 4 different direction positions with a rotation angle of 45 degrees, namely 0 degrees, 45 degrees, 90 degrees and 135 degrees of base lines respectively, and spraying at each position lasts for 15 minutes. The simulated spray detection dummy 5 wearing the protective suit was ensured to be exposed to the spray for 60min, 15min each in each direction. After the liquid spraying is finished, the experiment cabin differential pressure control system automatically starts to operate, and redundant liquid on the surface of the test clothes is removed. Within 10min of the end of the spraying experiment, the penetration of the liquid on the protective clothing was checked.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the system disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (8)
1. A positive pressure protective clothing dynamic detection platform which is characterized in that: the automatic control system comprises an airtight experimental cabin, a simulated motion detection dummy, a simulated spraying detection dummy, an auxiliary motion platform and a control system, wherein the auxiliary motion platform is arranged in the airtight experimental cabin, the simulated motion detection dummy is connected to the auxiliary motion platform, the simulated spraying detection dummy is connected to a turntable in the airtight experimental cabin, the spraying system and the ventilation system are arranged in the airtight experimental cabin, and the control system is arranged outside the airtight experimental cabin and is connected with the airtight experimental cabin; the simulated motion detection dummy is provided with rotatable shoulder joints, elbow joints, hip joints and knee joints, the joints are connected with the trunk through stainless steel pins, the simulated motion detection dummy is connected with the auxiliary motion platform through a first sealing disc at the rear lower part of the neck, the auxiliary motion platform comprises a frame, a suspension system, swing arms, a stepping motor and a speed reducer, the frame is fixed on the floor inside a cabin of the airtight type experiment cabin, the swing arms are connected to the frame, one stepping motor and one speed reducer are connected to the position where each swing arm is connected with the frame, and the suspension system is connected to the upper part of the frame.
2. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the airtight experimental cabin comprises an airtight cabin and an inflatable airtight door connected to the inlet of the airtight cabin, a main body frame of the airtight experimental cabin is welded by stainless steel square tubes, a cabin body outside the main body frame is welded by stainless steel plates in a butt joint mode, the cabin body inside the main body frame is welded by stainless steel plates in a full mode, an observation window is arranged on the cabin body, the observation window is connected with the cabin body through toughened glass, joints are subjected to sealing treatment, and stainless steel Kong Taban which is convenient for spraying water to flow in is placed on a floor frame inside the cabin body.
3. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the airtight type experiment cabin is characterized in that a mixing fan is arranged in the cabin of the airtight type experiment cabin, an airtight adapter plate is arranged on the side wall of the cabin of the airtight type experiment cabin, and an air feeding spiral pipe of the positive pressure protective clothing is arranged in the airtight type experiment cabin.
4. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the suspension system comprises a second sealing disc, the second sealing disc is in sealing connection with the first sealing disc, and the swing arm is connected with the hands and the feet of the simulated motion detection dummy through a fixing plate and a nylon thread gluing arranged at the tail end of the swing arm, so that the simulated motion detection dummy is connected with the auxiliary motion platform.
5. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the simulated spraying detection dummy is in a standing posture, and a turntable of the foot of the simulated spraying detection dummy can rotate.
6. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the spraying system comprises an auxiliary spraying liquid distribution system and a spraying nozzle which are communicated through a spraying pipeline, and the spraying nozzle is respectively arranged on the top of the cabin and the inner walls of the left side and the right side.
7. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the ventilation system comprises a fan and a filter, the ventilation system is arranged at a filter air port unit positioned at the top of a cabin of the airtight experimental cabin, and the filter air port unit and the top of the cabin are welded together in a full-scale welding mode; the filter comprises an air supply filter and an air exhaust filter, biological closed valves are arranged on the air supply filter and the air exhaust filter, and the fan comprises an air supply fan and an air exhaust fan; the air supply fan is connected with the air supply filter, and the air exhaust fan is connected with the air exhaust filter.
8. The positive pressure protective garment dynamic detection platform of claim 1, wherein: the control system comprises a control cabinet and a touch control integrated machine which are connected together, wherein a motion detection dummy control module, a protective clothing pressure difference and sampling module, a protective clothing spray test control module and an experiment cabin environment control module are arranged in the control cabinet, and the motion detection dummy control module adopts PLC logic to control the start, stop and rotation speed of a motor at the joint of hands and feet of the simulated motion detection dummy; the protective clothing pressure difference and sampling module is connected with the positive pressure protective clothing and is used for detecting the pressure difference between the inside and the outside of the protective clothing in real time and controlling the sampler to collect aerosol inside and outside the protective clothing; the protective clothing spraying test control module is connected with the spraying system, and unmanned automatic spraying test of the protective clothing is realized by controlling spraying flow, spraying pressure and simulated human rotation; the experiment cabin environment control module is connected with the ventilation system and used for controlling the air quantity of the air supply fan and the air exhaust fan; and the control and monitoring state information of each module in the control cabinet is integrated in the touch control integrated machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533136.2A CN107144673B (en) | 2017-07-03 | 2017-07-03 | Positive pressure protective clothing dynamic detection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710533136.2A CN107144673B (en) | 2017-07-03 | 2017-07-03 | Positive pressure protective clothing dynamic detection platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107144673A CN107144673A (en) | 2017-09-08 |
| CN107144673B true CN107144673B (en) | 2023-09-05 |
Family
ID=59784992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710533136.2A Active CN107144673B (en) | 2017-07-03 | 2017-07-03 | Positive pressure protective clothing dynamic detection platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107144673B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741393A (en) * | 2017-11-23 | 2018-02-27 | 东华大学 | A kind of medical protective garment liquid penetration energy test device |
| CN108344453B (en) * | 2018-04-18 | 2023-05-23 | 军事科学院系统工程研究院卫勤保障技术研究所 | Portable positive and negative pressure biological protection equipment detection box |
| JP7355589B2 (en) * | 2018-10-16 | 2023-10-03 | Thk株式会社 | humanoid robot |
| CN110307947A (en) * | 2019-06-03 | 2019-10-08 | 清华大学合肥公共安全研究院 | A kind of protective garment Performance Test System and its application method |
| CN110307948A (en) * | 2019-06-03 | 2019-10-08 | 清华大学合肥公共安全研究院 | A kind of protective garment system and its application method including spraying detection device |
| CN112268847B (en) * | 2020-11-13 | 2024-08-27 | 广东朗固实业有限公司 | Protective clothing waterproof performance test device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202383133U (en) * | 2011-11-24 | 2012-08-15 | 中国包装科研测试中心 | Liquid penetration performance test device of chemical protecting suit |
| CN202485873U (en) * | 2012-03-16 | 2012-10-10 | 陕西元丰纺织技术研究有限公司 | Chemical protecting suit fluid tightness test set |
| CN105973784A (en) * | 2016-06-03 | 2016-09-28 | 中国安全生产科学研究院 | Solid particle protective clothing detection experiment chamber |
| CN207051261U (en) * | 2017-07-03 | 2018-02-27 | 中国人民解放军军事医学科学院卫生装备研究所 | A kind of positive-pressure protective clothes dynamic detection platform |
-
2017
- 2017-07-03 CN CN201710533136.2A patent/CN107144673B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202383133U (en) * | 2011-11-24 | 2012-08-15 | 中国包装科研测试中心 | Liquid penetration performance test device of chemical protecting suit |
| CN202485873U (en) * | 2012-03-16 | 2012-10-10 | 陕西元丰纺织技术研究有限公司 | Chemical protecting suit fluid tightness test set |
| CN105973784A (en) * | 2016-06-03 | 2016-09-28 | 中国安全生产科学研究院 | Solid particle protective clothing detection experiment chamber |
| CN207051261U (en) * | 2017-07-03 | 2018-02-27 | 中国人民解放军军事医学科学院卫生装备研究所 | A kind of positive-pressure protective clothes dynamic detection platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107144673A (en) | 2017-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107144673B (en) | Positive pressure protective clothing dynamic detection platform | |
| CN114224391B (en) | Device and method for automatically sampling nucleic acid based on artificial intelligence | |
| CN110320141A (en) | Device and method for detecting air supply quantity and purification performance of electric mask | |
| CN107741393A (en) | A kind of medical protective garment liquid penetration energy test device | |
| CN208125401U (en) | Pernicious gas space simulation test module system | |
| CN207051261U (en) | A kind of positive-pressure protective clothes dynamic detection platform | |
| CN111599246B (en) | Training system for simulating dangerous chemical pollution | |
| ITMI20110132A1 (en) | GAS LEAK DETECTION DEVICE, PARTICULARLY FOR JOINTS OF TUBES AND THE LIKE. | |
| CN210269060U (en) | On-spot gas tightness detector of exterior window | |
| CN108836266A (en) | A kind of medical treatment ENT dept. olfactometry device | |
| CN206020379U (en) | A kind of workplace air pollutant detecting instrument | |
| CN204218867U (en) | Breathe diagnosis instrument | |
| CN106239568A (en) | Biological safe type fowl negative pressure isolator | |
| CN108344453B (en) | Portable positive and negative pressure biological protection equipment detection box | |
| CN212963439U (en) | Dummy with breathing function | |
| CN114910386A (en) | Warm-up dummy testing system | |
| CN207457096U (en) | A kind of workpiece lumen surface quality detection device | |
| CN208984523U (en) | A kind of scouting and scrutinize integrated alcohol content tester | |
| CN207908419U (en) | A kind of closed gas detecting system | |
| CN207379682U (en) | A kind of water vapour detects marking tools | |
| CN218759032U (en) | Medical clean clothes source intensity detection device | |
| CN213842962U (en) | System for testing protection performance of solid particles of protective clothing | |
| CN215525712U (en) | Gas detection alarm performance test device | |
| CN215574082U (en) | Sampling device for treating indoor environmental pollution | |
| CN213481638U (en) | Epidemic prevention gloves leakproofness detection device |
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 |