CN117074063A - Comprehensive protective performance test device for self-rescuer - Google Patents
Comprehensive protective performance test device for self-rescuer Download PDFInfo
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- CN117074063A CN117074063A CN202311040006.7A CN202311040006A CN117074063A CN 117074063 A CN117074063 A CN 117074063A CN 202311040006 A CN202311040006 A CN 202311040006A CN 117074063 A CN117074063 A CN 117074063A
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- rescuer
- air
- pipeline
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- 238000011056 performance test Methods 0.000 title claims abstract description 22
- 230000001681 protective effect Effects 0.000 title claims abstract description 15
- 238000004088 simulation Methods 0.000 claims description 68
- 230000007246 mechanism Effects 0.000 claims description 54
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 26
- 238000012360 testing method Methods 0.000 claims description 19
- 239000001569 carbon dioxide Substances 0.000 claims description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 13
- 210000001503 joint Anatomy 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims 3
- 230000009916 joint effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 70
- 210000000214 mouth Anatomy 0.000 description 19
- 238000003032 molecular docking Methods 0.000 description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 8
- 239000000920 calcium hydroxide Substances 0.000 description 8
- 235000011116 calcium hydroxide Nutrition 0.000 description 8
- 238000005192 partition Methods 0.000 description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 2
- 206010017740 Gas poisoning Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a comprehensive protective performance test device for a self-rescuer, which relates to the field of performance tests of the self-rescuer and solves the problems that the use duration and the use effect of the self-rescuer are difficult to simulate and detect when the traditional comprehensive protective performance test device for the self-rescuer is used.
Description
Technical Field
The invention relates to the technical field of self-rescuer performance tests, in particular to a comprehensive protective performance test device for a self-rescuer.
Background
The self-rescuer is a portable respiratory protection device for preventing harmful gas poisoning or hypoxia choking when underground fire, gas, coal dust explosion and coal and gas outburst occur to personnel entering a well. The self-rescuer is a small-sized, light-weight and portable device for protecting personal respiratory organs. Generally contain an oxygen jar and a calcium hydrate jar in the self-rescuer, absorb the carbon dioxide among the gas of exhaling through calcium hydrate to reduce the carbon dioxide content in the gasbag, make the oxygen of exhaling can circulate the make full use, promote the duration of use. The self-rescuer is used as an emergency rescue product with very low use frequency. The problems of daily wear and daily detection are difficult to detect in the early stage of the product with hidden danger, the detection frequency of the stock supplies of the coal mine is lower, and most of the coal mine cannot be checked in time and in place according to the regulations, so that the machine for multiplying counterfeit products is provided.
The existing comprehensive protective performance test device for the self-rescuer generally only detects the oxygen pressure, the oxygen concentration and the purity of calcium hydroxide in an oxygen tank when the test is carried out, and is difficult to simulate and detect the whole use time length and the carbon dioxide absorption efficiency of the self-rescuer. Therefore, we propose a self-rescuer comprehensive protection performance test device.
Disclosure of Invention
The invention aims to provide a comprehensive protective performance test device for a self-rescuer, which is convenient for simulating the use state of a human body and fully detecting the use performance of the self-rescuer, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a self-rescuer synthesizes protective properties test device, includes organism, docking mechanism, test mechanism and control mechanism, offer the fixed slot that is used for fixed self-rescuer on the organism, docking mechanism includes two sets of grip blocks, docking mechanism is used for through the grip blocks opens and shuts, accomplishes the interlock of the oral cavity on the self-rescuer is fixed, simulate the articulated docking effect of oral cavity, test mechanism include fixed mounting in gas holder and fixed box on the organism, be used for storing pressurized gas in the gas holder, be equipped with on the organism and be used for carrying out the suction piece that pumps to the gas in the gasbag on the self-rescuer, test mechanism is used for passing through the suction piece simulate human breathing to draw in and discharge to in the fixed box, will simultaneously gas in the gas holder discharges to the gasbag inside, simulate human exhalant gas, and for each time draw in the carbon dioxide content of gas in the suction piece detects, control mechanism including install triggering lever and the bin on the organism, control mechanism is used for with gas in the gas holder stores in the same state temporarily in the gas holder with the same state in the gas holder is used for the time the triggering the gas holder is moved into the gas holder in the gas holder and is used for fully using the air tank to make the high pressure in the air tank to discharge the self-rescuer simultaneously.
Preferably, the suction piece includes fixed mounting in the simulation case on the organism, vertical direction sliding connection has the suction plate in the simulation case, the top fixedly connected with division board of suction plate, the division board runs through the upper end of simulation case, and with vertical direction sliding connection is followed to the simulation case, fixedly connected with electric telescopic handle on the organism, electric telescopic handle's output with the bottom surface fixed connection of suction plate, docking mechanism be used for with the gas in the gasbag with the simulation case communicates, be equipped with on the simulation case be used for with the inside gas of simulation case with the bin with the communicating piece that the fixed case is linked together, be convenient for suck the gas in the gasbag on the self-rescuer, simulate human breathing state and experiment.
Preferably, the communicating piece includes fixed mounting in blast pipe on the simulation case, the both ends of blast pipe respectively with the simulation case with fixed case is linked together, along vertical direction sliding connection in the fixed incasement has the lifter plate, the blast pipe runs through the lifter plate, and with vertical direction sliding connection is followed to the lifter plate, fixedly connected with intake pipe on the simulation case, the both ends of intake pipe respectively with the simulation case with the bin is linked together, the intake pipe with the blast pipe is located respectively the both sides of division board, be convenient for with the inside gas of simulation case with the bin with the fixed case is linked together.
Preferably, the test mechanism further comprises a detector fixedly mounted at one side of the upper end of the inner wall of the simulation box, which is close to the exhaust pipe, and the detector is used for detecting the carbon dioxide content in the simulation box, so that the carbon dioxide content in the simulation box is conveniently detected.
Preferably, the docking mechanism further comprises a first pipeline and a second pipeline which are fixedly installed at the upper end of the simulation box respectively, the first pipeline and the second pipeline are communicated with the simulation box respectively, the first pipeline and the second pipeline are located at two sides of the partition plate respectively, the first pipeline, the second pipeline, the air inlet pipe, the air outlet pipe and the storage box are all provided with one-way valves for controlling the unidirectional flow of gas, one end of the first pipeline is communicated and connected with a connecting pipe communicated with the second pipeline, and a docking piece for docking the mouth occlusion state simulation with a mouth is arranged on the connecting pipe, so that the mouth occlusion state simulation is facilitated, and the simulation box is docked with the mouth position.
Preferably, the butt joint piece comprises an elastic cover fixedly mounted on the connecting pipe, the elastic cover is used for wrapping the outer wall of the mouthpiece in a wrapping state of simulating lips, the clamping block is fixedly connected with the inner wall of the elastic cover and used for simulating occlusion of teeth to be in butt joint with the mouthpiece, two groups of warping rods are rotatably connected to the side face of the connecting pipe, one end of each warping rod is rotatably connected with the side face of the clamping block, and the other end of each warping rod is fixedly connected with a first spring fixedly connected with the connecting pipe, so that the mouth occlusion state is conveniently simulated to be in butt joint with the mouthpiece.
Preferably, the control mechanism further comprises a sliding plate which is in sliding connection with the inner wall of the storage tank along the horizontal direction, a fixed block is fixedly connected with the upper end of the air storage tank, an exhaust hole which is communicated with the upper end of the air storage tank is formed in the fixed block, a control piece which is used for controlling the exhaust hole to be communicated with the storage tank is arranged on the storage tank, the pressure of mixed gas in the storage tank is conveniently controlled, and meanwhile, the exhaust of oxygen in the self-rescuer is triggered in a linkage mode.
Preferably, the control piece includes with the carriage bottom is along horizontal direction sliding connection's slide bar, the equal fixedly connected with dog of both ends upside of slide bar, the bottom of slide bar with the top surface of fixed block is along horizontal direction sliding connection, set up on the slide bar can with the return bend that the exhaust hole is linked together, the intercommunication is connected with the third pipeline on the carriage, the third pipeline with the inner wall of return bend is along horizontal direction sliding connection, be equipped with on the carriage be used for the gas holder to control when inflating in the carriage the trigger piece that the trigger lever stretches out, the control of being convenient for the exhaust hole with the carriage intercommunication state.
Preferably, the trigger piece includes fixed mounting in device box on the analog box, the trigger lever with device box is along horizontal direction sliding connection, the one end fixedly connected with of trigger lever with device box fixed connection's first extension spring, the intercommunication is connected with on the bin with the fourth pipeline that device box side is linked together, first gas pocket has been seted up on the device box, the device box is close to the one end of first extension spring has seted up the second gas pocket, the aperture of first gas pocket is greater than the aperture of second gas pocket is convenient for the gas holder to control when inflating in the bin the trigger lever stretches out.
Compared with the prior art, the invention has the beneficial effects that:
the invention solves the problems that the use duration and the use effect of the self-rescuer are difficult to simulate and detect when the existing comprehensive protective performance test device for the self-rescuer is used, the abutting mechanism, the test mechanism and the control mechanism are arranged, so that the abutting of the mouth on the upper mouth of the self-rescuer is conveniently simulated, the air in the air bag of the self-rescuer is pumped out and collected through the test mechanism, and is discharged into the air bag through the mixed gas similar to the components of the gas exhaled by the human body, so that the use duration of the self-rescuer can be simulated, the content of carbon dioxide when the gas in the air bag is sucked into the test mechanism again after calcium hydroxide is adsorbed is detected, whether the calcium hydroxide meets the standard is judged, the gas in the gas storage tank is temporarily stored in a storage tank in the same air pressure state as the outside through the control mechanism, the high-pressure gas in the gas storage tank is gradually discharged into the storage tank again after the gas in the storage tank is discharged, and the control valve in the self-rescuer is simultaneously driven by the linkage trigger rod, the oxygen in the air tank of the self-rescuer is discharged into the air bag, the self-rescuer is easy and fast to operate, the comprehensive protective performance test device can be fully used when the self-rescuer is used, and the detection efficiency is difficult to fully realize when the comprehensive use is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the suction piece of the invention;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
FIG. 5 is an enlarged view of area A of FIG. 4;
FIG. 6 is a schematic diagram of the structure of the test mechanism of the present invention;
FIG. 7 is an enlarged view of area B of FIG. 6;
FIG. 8 is a schematic view of a docking mechanism according to the present invention;
FIG. 9 is an enlarged view of region C of FIG. 8;
FIG. 10 is an exploded view of a portion of the docking mechanism of the present invention;
FIG. 11 is a schematic diagram of a control mechanism according to the present invention;
fig. 12 is a partial structural cross-sectional view of the control mechanism of the present invention.
In the figure: 1-a machine body; 2-a fixed groove; 3-a docking mechanism; 4-clamping blocks; 5-a testing mechanism; 6, a gas storage tank; 7-fixing the box; 8-suction piece; 9-a control mechanism; 10-a trigger lever; 11-a storage tank; 13-a simulation box; 14-a suction plate; 15-dividing plates; 16-an electric telescopic rod; 17-communicating members; 18-an exhaust pipe; 19-lifting plates; 20-an air inlet pipe; a 21-detector; 22-a first conduit; 23-a second conduit; 24-a one-way valve; 25-connecting pipes; 26-butt joint piece; 27-an elastic cover; 28-warping the rod; 29-a first spring; 30-sliding plate; 31-a fixed block; 32-exhaust holes; 33-a control; 34-a sliding bar; 35-a stop; 36-bending the pipe; 37-a third conduit; 38-triggering member; 39-device box; 40-a first tension spring; 41-a first air hole; 42-second air holes; 43-self-rescuer; 44-a mouthpiece; 45-balloon; 46-a control valve; 47-fourth conduit.
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.
Referring to fig. 1-10, an integrated protection performance test device for a self-rescuer 43 in the drawings comprises a machine body 1, a docking mechanism 3, a test mechanism 5 and a control mechanism 9, wherein a fixing groove 2 for fixing the self-rescuer 43 is formed in the machine body 1, the docking mechanism 3 comprises two groups of clamping blocks 4, the docking mechanism 3 is used for opening and closing through the clamping blocks 4 to finish the occlusion fixing of a mouth 44 on the self-rescuer 43, the docking effect of the occlusion of the mouth is simulated, the test mechanism 5 comprises a gas storage tank 6 and a fixing box 7 which are fixedly arranged on the machine body 1, the gas storage tank 6 is used for storing pressurized gas, a suction piece 8 for sucking gas in an air bag 45 on the self-rescuer 43 is arranged on the machine body 1, the test mechanism 5 is used for simulating the breathing of a human body through the suction piece 8, so that the gas in the air bag 45 is sucked into and discharged into the fixing box 7, and simultaneously the gas in the air storage tank 6 is discharged into the air bag 45, the air bag is simulated to the air exhaled by the human body, the carbon dioxide content of the gas in the air suction piece 8 is detected, the control mechanism 9 comprises a trigger rod 10 and a storage box 11 which are arranged on the machine body 1, the control mechanism 9 is fixedly arranged on the air storage tank 6 and a trigger rod 10 and a storage box 11 which is used for temporarily discharging the gas in the air storage tank 11 into the air storage tank 11 after the air storage tank 11 and the air storage tank 11 is gradually discharged into the air tank 11 after the air storage tank 11 and the air storage tank 11 is gradually in the same state as the air pressure 11.
Referring to fig. 1-11, the suction piece 8 in the drawing includes a simulation box 13 fixedly mounted on a machine body 1, a suction plate 14 is slidingly connected in the simulation box 13 along a vertical direction, a partition plate 15 is fixedly connected above the suction plate 14, the partition plate 15 penetrates through an upper end of the simulation box 13 and is slidingly connected with the simulation box 13 along the vertical direction, an electric telescopic rod 16 is fixedly connected on the machine body 1, an output end of the electric telescopic rod 16 is fixedly connected with a bottom surface of the suction plate 14, the docking mechanism 3 is used for communicating gas in an air bag 45 with the simulation box 13, and a communicating piece 17 for communicating the gas inside the simulation box 13 with the storage box 11 and the fixed box 7 is arranged on the simulation box 13.
Referring to fig. 4-7, the communication part 17 in the drawing includes an exhaust pipe 18 fixedly installed on the simulation box 13, two ends of the exhaust pipe 18 are respectively communicated with the simulation box 13 and the fixed box 7, a lifting plate 19 is slidably connected in the fixed box 7 along a vertical direction, the exhaust pipe 18 penetrates through the lifting plate 19 and is slidably connected with the lifting plate 19 along a vertical direction, an air inlet pipe 20 is fixedly connected on the simulation box 13, two ends of the air inlet pipe 20 are respectively communicated with the simulation box 13 and the storage box 11, the air inlet pipe 20 and the exhaust pipe 18 are respectively located at two sides of the partition plate 15, the test mechanism 5 further includes a detector 21 fixedly installed at one side, close to the exhaust pipe 18, of an upper end of an inner wall of the simulation box 13, and the detector 21 is used for detecting carbon dioxide content in the simulation box 13.
In this embodiment, the self-rescuer 43 is inserted into the fixed slot 2 to fix, the abutting state of the mouth piece 44 on the self-rescuer 43 is simulated by the abutting mechanism 3, the abutting with the self-rescuer 43 is completed, meanwhile, the suction plate 14 is driven to lift by the electric telescopic rod 16, when the suction plate 14 moves downwards, the gas in the air bag 45 is pumped into one side area of the partition 15 in the simulation box 13, meanwhile, the gas exhaled by the human body is pumped into the other side area of the partition 15 in the simulation box 13 by the storage box 11, at this time, the process of human body inhalation can be simulated, then the suction plate 14 moves upwards, the oxygen in the simulation box 13 is discharged into the fixed box 7 through the exhaust pipe 18 and the one-way valve 24 to collect, the lifting plate 19 moves upwards, meanwhile, the gas exhaled by the other side of the simulation box 13 is discharged into the air bag 45 through the abutting mechanism 3, the state of the human body can be simulated, meanwhile, the gas in the air bag 45 of the self-rescuer 43 is pumped out and collected, and as the oxygen content of the gas in the fixed box 7 is higher, the subsequent cycle can be used, and meanwhile, the gas similar to the gas exhaled by the human body can be discharged into the air bag 45 to the reciprocally-inflating device 43 when the mixed gas enters into the air bag 45.
Notably, are: the carbon dioxide content of the gas sucked into the simulation box 13 from the air bag 45 is detected by the detector 21 every time, the carbon dioxide content of the gas sucked into the simulation box 13 again after the gas in the air bag 45 is adsorbed by the calcium hydroxide can be detected simultaneously, whether the absorption efficiency of the calcium hydroxide meets the standard is judged, if the carbon dioxide concentration exceeds the standard, the calcium hydroxide absorption efficiency does not meet the standard at the moment, the test is required to be stopped, the accumulated suction times of the electric telescopic rod 16 at the moment are recorded, the gas in the gas storage tank 6 is temporarily stored in the storage box 11 in the same air pressure state as the outside through the control mechanism 9, the high-pressure gas in the gas storage tank 6 is gradually discharged into the storage box 11 again after the gas in the storage box 11 is discharged, meanwhile, the linkage triggering rod 10 pushes the control valve 46 in the self-rescuer 43, oxygen in the oxygen tank of the self-rescuer 43 is discharged into the air bag 45, the device is simple and quick to operate, the degree of automation is high, the comprehensive detection of the protective performance of the self-rescuer 43 during use can be realized without frequent operation, the problem that the use condition of the self-rescuer 43 is difficult to fully detect in the traditional detection mode is solved, the detection efficiency is improved, the use is convenient, the component proportion of the mixed gas is the proportion of normal human body exhaled air after the air tank 6 is filled, and the volume during single air suction in the simulation box 13 is the inhalation volume during single breathing of a normal adult.
In embodiment 2, referring to fig. 1-9 for further explanation of embodiment 2, the docking mechanism 3 in the present embodiment further includes two groups of first and second pipes 22 and 23 fixedly installed at the upper end of the simulation box 13, the first and second pipes 22 and 23 are respectively connected with the simulation box 13, the first and second pipes 22 and 23 are respectively located at two sides of the partition plate 15, one-way valves 24 for controlling the unidirectional flow of gas are respectively provided on the first and second pipes 22 and 23, the air inlet pipe 20, the air outlet pipe 18 and the storage box 11, one end of the first pipe 22 is connected with a connecting pipe 25 connected with the second pipe 23 in a communicating manner, and a docking piece 26 for simulating the mouth engagement state to dock with the mouthpiece 44 is provided on the connecting pipe 25.
Referring to fig. 6-10, the butt joint part 26 in the drawings includes an elastic cover 27 fixedly mounted on a connecting pipe 25, the elastic cover 27 is used for wrapping the outer wall of a mouthpiece 44 in a wrapping state simulating lips, the clamping block 4 is fixedly connected with the inner wall of the elastic cover 27, the clamping block 4 is used for simulating occlusion of teeth to butt joint with the mouthpiece 44, two groups of warping rods 28 are rotatably connected to the side surface of the connecting pipe 25, one end of each warping rod 28 is rotatably connected to the side surface of the clamping block 4, the other end of each warping rod 28 is fixedly connected with a first spring 29 fixedly connected with the connecting pipe 25, and one end of each warping rod 28 penetrates through the elastic cover 27 and is fixedly connected with the elastic cover 27.
In this embodiment, through pressing the one end of two sets of stick up pole 28 for stick up the other end of pole 28 and open two sets of grip blocks 4 to both sides, drive the elastic cover 27 and open, insert the oral cavity utensil 44 position of self-rescuer 43 between two sets of grip blocks 4, loosen stick up pole 28, can wrap up oral cavity utensil 44 under the pulling of elastic cover 27, grip block 4 carries out the centre gripping with oral cavity utensil 44 both sides simultaneously, be equipped with the fluting that the multiunit is similar to the tooth slit on grip block 4, such fixed mode is for the direct all-round package to oral cavity utensil 44 when can simulate the reality situation and use more, this kind of package can not last to be in the state of totally sealed, there is certain gap equally between oral cavity and the oral cavity utensil 44, the gas leakage condition of certain degree appears, the effect under the reality situation appears in the simulation that can more comprehensively appear like this, the gas through first pipeline 22 of connecting pipe 25 is discharged into simulation case 13, and the gas that simulation case 13 is breathed out then can enter into in the second pipeline 23 through second pipeline 23, setting up of check valve 24 makes the simulation case 24 can only through pipeline 23 and air inlet pipe 18, can get into the air inlet pipe 13 through the simulation case 24, can only through the air inlet pipe 24 and air inlet pipe 18, can get into the one-way valve 11 only through the air inlet pipe 11.
In embodiment 3, referring to fig. 1-12 for further description of embodiment 3, in this embodiment, the control mechanism 9 in the drawings further includes a sliding plate 30 slidably connected with the inner wall of the storage tank 11 along the horizontal direction, the upper end of the air storage tank 6 is fixedly connected with a fixed block 31, the fixed block 31 is provided with an air outlet 32 communicated with the upper end of the air storage tank 6, the storage tank 11 is provided with a control member 33 for controlling the communication state between the air outlet 32 and the storage tank 11, the control member 33 includes a sliding rod 34 slidably connected with the bottom end of the storage tank 11 along the horizontal direction, both upper sides of the sliding rod 34 are fixedly connected with a stop block 35, the bottom end of the sliding rod 34 is slidably connected with the top surface of the fixed block 31 along the horizontal direction, an elbow 36 capable of being communicated with the air outlet 32 is provided on the sliding rod 34, the storage tank 11 is communicatively connected with a third pipe 37, the inner wall of the elbow 36 is slidably connected along the horizontal direction, and the storage tank 11 is provided with a trigger member 38 for controlling the extension of the trigger rod 10 when the air storage tank 6 inflates into the storage tank 11.
Referring to fig. 4-9, the trigger piece 38 in the drawings includes a device box 39 fixedly mounted on the analog box 13, the trigger rod 10 is slidably connected with the device box 39 along a horizontal direction, one end of the trigger rod 10 is fixedly connected with a first tension spring 40 fixedly connected with the device box 39, a fourth pipeline 47 communicated with a side surface of the device box 39 is connected to the storage box 11 in a communicating manner, a first air hole 41 is formed in the device box 39, a second air hole 42 is formed in one end, close to the first tension spring 40, of the device box 39, and the aperture of the first air hole 41 is far greater than that of the second air hole 42.
In this embodiment, since the air pressure in the air tank 6 is large, it is impossible to directly communicate with the simulation box 13, if the direct communication would cause a large amount of air in the air tank 6 to flow into the simulation box 13 during the air suction, resulting in the air pressure in the simulation box 13 being larger than the volume actually sucked, and thus causing the air content discharged into the air bag 45 to be mismatched with the air content sucked from the air bag 45, by arranging the storage box 11 such that the stopper 35 is gradually pushed to drive the slide rod 34 to slide when the slide plate 30 slides to the side far from the check valve 24, so that the bottom end of the bent pipe 36 is gradually slid to the state of being communicated with the air discharge hole 32, the air in the air tank 6 can be discharged into the storage box 11 through the air discharge hole 32, the bent pipe 36 and the third pipe 37, the slide plate 30 is reversely slid to the other end, gradually pushing the stop block 35 to enable the sliding rod 34 to slide reversely, gradually releasing the communication with the exhaust hole 32 at the bottom end of the elbow 36 to finish closing the air storage tank 6, at this time, pushing the air close to one side of the one-way valve 24 into the device box 39 by the sliding plate 30 through the fourth pipeline 47 to enable the trigger rod 10 to extend out, abutting against the control valve 46 to discharge a part of oxygen in the oxygen tank of the self-rescuer 43 into the air bag 45 for supplementing oxygen (the oxygen tank control valve 46 of the self-rescuer 43 needs to be opened for a period of time to keep sufficient oxygen in the air bag 45), until the trigger rod 10 slides to the side of the first air hole 41, discharging the air in the device box 39 through the first air hole 41, gradually pulling back the first tension spring 40 after the fourth pipeline 47 and most of the air in the device box 39 are discharged, slowly discharging the rest of the air in the device box 39 through the second air hole 42, the trigger rod 10 can be slowly retracted, the purpose that the control valve 46 is opened once at intervals and the control valve lasts for a period of time is achieved, the aperture of the first air hole 41 is far larger than that of the second air hole 42, so that the air in the device box 39 can be rapidly discharged only through the first air hole 41, and the second air hole 42 can slowly discharge the rest of the air in the device box 39.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a self-rescuer comprehensive protection performance test device which characterized in that includes:
the self-rescue device comprises a body (1), wherein a fixing groove (2) for fixing the self-rescue device is formed in the body (1);
further comprises:
the butt joint mechanism (3), the butt joint mechanism (3) comprises two groups of clamping blocks (4), the butt joint mechanism (3) is used for opening and closing through the clamping blocks (4) to finish the occlusion fixation of the upper mouth of the self-rescuer and simulate the butt joint effect of oral occlusion;
the test mechanism (5), the test mechanism (5) comprises an air storage tank (6) and a fixed box (7) which are fixedly arranged on the machine body (1), the air storage tank (6) is internally used for storing pressurized gas, and the machine body (1) is provided with a suction piece (8) for sucking the gas in the air bag on the self-rescuer;
the control mechanism (9), the control mechanism (9) comprises a trigger rod (10) and a storage box (11) which are arranged on the machine body (1).
2. The comprehensive protective performance test device for the self-rescuer as claimed in claim 1, wherein: the suction piece (8) comprises a simulation box (13) fixedly mounted on the machine body (1), a suction plate (14) is connected in the simulation box (13) in a sliding manner along the vertical direction, a separation plate (15) is fixedly connected to the upper portion of the suction plate (14), the separation plate (15) penetrates through the upper end of the simulation box (13) and is connected with the simulation box (13) in a sliding manner along the vertical direction, an electric telescopic rod (16) is fixedly connected to the machine body (1), the output end of the electric telescopic rod (16) is fixedly connected with the bottom surface of the suction plate (14), the abutting mechanism (3) is used for communicating gas in an air bag with the simulation box (13), and a communicating piece (17) used for communicating the gas inside the simulation box (13) with the storage box (11) and the fixing box (7) is arranged on the simulation box (13).
3. The comprehensive protective performance test device for the self-rescuer as claimed in claim 2, wherein: the utility model discloses a simulation box, including connecting piece (17), including fixed mounting in blast pipe (18) on simulation box (13), the both ends of blast pipe (18) respectively with simulation box (13) with fixed case (7) are linked together, along vertical direction sliding connection in fixed case (7) have lifter plate (19), blast pipe (18) run through lifter plate (19), and with lifter plate (19) are along vertical direction sliding connection, fixedly connected with intake pipe (20) on simulation box (13), the both ends of intake pipe (20) respectively with simulation box (13) with bin (11) are linked together, intake pipe (20) with blast pipe (18) are located respectively the both sides of division board (15).
4. The self-rescuer integrated protection performance test device according to claim 3, wherein: the test mechanism (5) further comprises a detector (21) fixedly installed at one side, close to the exhaust pipe (18), of the upper end of the inner wall of the simulation box (13), and the detector (21) is used for detecting the carbon dioxide content in the simulation box (13).
5. The self-rescuer integrated protection performance test device according to claim 3, wherein: the butt joint mechanism (3) further comprises a first pipeline (22) and a second pipeline (23) which are fixedly arranged at the upper end of the simulation box (13), the first pipeline (22) and the second pipeline (23) are communicated with the simulation box (13), the first pipeline (22) and the second pipeline (23) are respectively positioned at two sides of the separation plate (15), the first pipeline (22), the second pipeline (23), the air inlet pipe (20), the air outlet pipe (18) and the storage box (11) are respectively provided with a one-way valve (24) for controlling the unidirectional flow of air, one end of the first pipeline (22) is communicated and connected with a connecting pipe (25) communicated with the second pipeline (23), and a butt joint piece (26) for simulating the mouth occlusion state and butting the mouth instrument is arranged on the connecting pipe (25).
6. The comprehensive protective performance test device for the self-rescuer as recited in claim 5, wherein: the butt joint piece (26) comprises an elastic cover (27) fixedly installed on the connecting pipe (25), the elastic cover (27) is used for wrapping the outer wall of the mouthpiece in a wrapping state for simulating lips, the clamping block (4) is fixedly connected with the inner wall of the elastic cover (27), the clamping block (4) is used for simulating occlusion of teeth and butt joint of the mouthpiece, two groups of warping rods (28) are rotatably connected to the side face of the connecting pipe (25), one end of each warping rod (28) is rotatably connected with the side face of the corresponding clamping block (4), and a first spring (29) fixedly connected with the connecting pipe (25) is fixedly connected to the other end of each warping rod (28).
7. The comprehensive protective performance test device for the self-rescuer as claimed in claim 2, wherein: the control mechanism (9) further comprises a sliding plate (30) which is connected with the inner wall of the storage box (11) in a sliding mode along the horizontal direction, a fixed block (31) is fixedly connected to the upper end of the air storage tank (6), an exhaust hole (32) communicated with the upper end of the air storage tank (6) is formed in the fixed block (31), and a control piece (33) used for controlling the exhaust hole (32) and the storage box (11) to be in a communication state is arranged on the storage box (11).
8. The self-rescuer integrated protection performance test device as recited in claim 7, wherein: the control piece (33) comprises a sliding rod (34) which is connected with the bottom end of the storage box (11) in a sliding mode along the horizontal direction, a stop block (35) is fixedly connected to the upper sides of the two ends of the sliding rod (34), the bottom end of the sliding rod (34) is connected with the top surface of the fixed block (31) in a sliding mode along the horizontal direction, an elbow (36) which can be communicated with the exhaust hole (32) is arranged on the sliding rod (34), a third pipeline (37) is connected to the storage box (11) in a communicating mode, the third pipeline (37) is connected with the inner wall of the elbow (36) in a sliding mode along the horizontal direction, and a trigger piece (38) which is used for controlling the trigger rod (10) to extend out when the air storage tank (6) is inflated into the storage box (11) is arranged on the storage box (11).
9. The self-rescuer integrated protection performance test device as recited in claim 8, wherein: the trigger piece (38) comprises a device box (39) fixedly mounted on the simulation box (13), the trigger rod (10) is in sliding connection with the device box (39) along the horizontal direction, one end of the trigger rod (10) is fixedly connected with a first tension spring (40) fixedly connected with the device box (39), a fourth pipeline (47) communicated with the side face of the device box (39) is connected to the storage box (11), a first air hole (41) is formed in the device box (39), a second air hole (42) is formed in one end, close to the first tension spring (40), of the device box (39), and the aperture of the first air hole (41) is far larger than that of the second air hole (42).
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