CN216207949U - High-efficient sampling device of occupational disease danger factor chemical poison - Google Patents
High-efficient sampling device of occupational disease danger factor chemical poison Download PDFInfo
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- CN216207949U CN216207949U CN202122717865.8U CN202122717865U CN216207949U CN 216207949 U CN216207949 U CN 216207949U CN 202122717865 U CN202122717865 U CN 202122717865U CN 216207949 U CN216207949 U CN 216207949U
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Abstract
The application relates to the technical field of gas sampling equipment, and discloses a high-efficiency sampling device for occupational disease hazardous factor chemical poisons, which comprises a gas sampler, an air cylinder is arranged at the middle position of the gas sampler, a piston is arranged in the air cylinder, a pull rod is arranged on the side wall of one side of the piston, the handle end of the pull rod is arranged at the outer position of one side of the air cylinder far away from the piston, a sealing ring is arranged at the joint of the pull rod and the inflator, a three-way valve is arranged at one end of the inflator far away from the pull rod, a rubber plug valve is arranged inside the three-way valve, and one end of the three-way valve far away from the pull rod is provided with an air outlet, one end of the air outlet far away from the three-way valve is provided with a purification component, the positive department of three-way valve is provided with the air inlet, and this application is convenient for filter and purifies remaining harmful gas in the inflator, is favorable to avoiding the pollution that the toxic material that it contains directly discharged the environment and causes.
Description
Technical Field
The application relates to the technical field of gas sampling equipment, in particular to a high-efficiency sampling device for chemical toxicants of occupational disease hazard factors.
Background
Occupational disease hazards, which refer to various hazards to workers engaged in occupational activities that may lead to occupational disease, include: various harmful chemical factors (such as organic solvent poisons, metal poisons such as lead and manganese, dust and the like), physical factors (such as noise, high frequency, microwave, ultraviolet rays, X rays and the like), biological factors (such as bacillus anthracis, forest encephalitis viruses and the like) and other occupational harmful factors generated in the working process exist in occupational activities, the chemical poisons are often dissipated in the working environment of processing production to harm the health of human bodies, and sampling is needed to facilitate further detection operation.
Generally, a needle cylinder type gas sampler is used for carrying out efficient sampling operation on an operation environment, after sampling detection is finished, part of redundant gas is always remained in a gas cylinder, and if part of toxic substances contained in the gas cylinder is directly discharged, the environment is easily polluted.
SUMMERY OF THE UTILITY MODEL
In order to filter the harmful gas that purifies remaining in the inflator to avoid directly discharging the pollution that its poisonous substance that contains caused the environment, this application provides a high-efficient sampling device of occupational disease hazard factor chemical poison.
The application provides a high-efficient sampling device of occupational disease danger factor chemical poison adopts following technical scheme:
the utility model provides a high-efficient sampling device of occupational disease danger factor chemical poison, includes gas sampler, gas sampler's middle part position department is provided with the inflator, the inside piston that is provided with of inflator, one side lateral wall department of piston is provided with the pull rod, the handle end setting of pull rod is kept away from one side outside position department of piston at the inflator, and the pull rod is provided with the sealing washer with the junction of inflator, the one end department that the pull rod was kept away from to the inflator is provided with the three-way valve, the inside of three-way valve is provided with the packing valve, and the one end department that the pull rod was kept away from to the three-way valve is provided with the gas outlet, the one end department that the three-way valve was kept away from to the gas outlet is provided with the purification subassembly, the front department of three-way valve is provided with the air inlet, the one end department that the three-way valve was kept away from to the air inlet is provided with the gas collecting hood.
Through adopting above-mentioned technical scheme, threaded connection installation purifies the subassembly, make remaining harmful gas in the inflator pass through the gas outlet and pass through the intake pipe and emit into in the purification cover pipe, thereby through dust and the peculiar smell among the active carbon filter screen primary efficiency filtration absorption harmful gas, and then further filter the volatile organic compounds among the separation harmful gas through the lysozyme filter screen, mould among the further high-efficient filtration harmful gas of high-efficient HEPA filter screen again, effectively block secondary pollution, be convenient for remaining harmful gas in the efficient filtration purification inflator, be favorable to avoiding the pollution that the toxic that remaining harmful gas directly discharged its contained causes the environment.
Preferably, purify the subassembly and include intake pipe, purification sleeve pipe and outlet duct, the one end department threaded connection of tee bend valve is kept away from to the one end of intake pipe and gas outlet, and the one end setting that the gas outlet was kept away from to the intake pipe is in purification sleeve pipe's input port department, the outlet duct sets up the one end output port department of keeping away from the intake pipe at purification sleeve pipe.
Through adopting above-mentioned technical scheme, utilize intake pipe, purification sleeve pipe and outlet duct cooperation, the one end department threaded connection who keeps away from three way valve through the one end of intake pipe and gas outlet, convenient to install and dismantle, the convenience is accomplished the sample operation at gas sampler after, carries out the remaining gaseous operation of further filtration.
Preferably, the inner wall department on one side that the purification sleeve is close to the intake pipe is provided with the active carbon filter screen through the screen frame, and the inner wall department on one side that the purification sleeve is close to the active carbon filter screen is provided with the lysozyme filter screen through the screen frame, the inner wall department on one side that the purification sleeve is close to the outlet duct is provided with high-efficient HEPA filter screen through the screen frame.
Through adopting above-mentioned technical scheme, utilize the active carbon filter screen, be convenient for first effect filtration adsorbs dust and peculiar smell among the harmful gas, utilize the lysozyme filter screen, be convenient for further filter the volatile organic compounds among the separation harmful gas, utilize high-efficient HEPA filter screen, the mould in the further high-efficient filtration harmful gas of being convenient for effectively blocks secondary pollution, is favorable to remaining harmful gas in the efficient filtration purification inflator.
Preferably, the end of the gas collecting hood far away from the gas inlet is arranged in a funnel shape, and the mounting end of the gas collecting hood is in threaded connection with the end of the gas inlet far away from the three-way valve.
Through adopting above-mentioned technical scheme, the gas collecting channel is installed to the screw thread, is convenient for increase the gas sampling area of air inlet, and the even air of gathering in the operation environment of being convenient for is favorable to improving the sampling effect.
Preferably, the outer wall of the front surface of the pull rod is provided with scale marks for measuring the volume of gas in the gas cylinder.
By adopting the technical scheme, the cooperation of the scale marks and the pull rod is utilized, so that the staff can conveniently control the volume of the sampling gas in the inflator.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by matching the gas sampler, the gas cylinder, the piston, the pull rod, the sealing ring, the three-way valve, the rubber plug valve, the gas outlet, the purification component and the gas inlet, after sampling is finished, the opening and closing of the three-way valve are controlled by the rubber plug valve, then the piston is controlled by the pull rod to output the sampling gas in the gas cylinder to an external detection instrument from the gas outlet, and then the screw thread is connected with and installed with the purification component, so that the residual harmful gas in the inflator is discharged into the purification sleeve through the gas outlet and the gas inlet pipe, thereby the dust and the peculiar smell in the harmful gas are primarily filtered and adsorbed by the active carbon filter screen, and then further through the volatile organic compounds in the lysozyme filter screen further filtration separation harmful gas, through the mould in the high-efficient HEPA filter screen further high-efficient filtration harmful gas, effectively block secondary pollution, the remaining harmful gas in the efficient filtration purification inflator of being convenient for is favorable to avoiding the pollution that the toxic substance that the remaining harmful gas directly discharged its contains causes the environment.
2. Through being equipped with gas sampler, the inflator, the piston, the pull rod, the sealing washer, the three-way valve, the rubber plug valve, the gas outlet, gas collecting channel and air inlet cooperate, through pull rod pulling piston in the inside removal of inflator, thereby make the inside negative pressure that forms of inflator, and then through opening and shutting of rubber plug valve control three-way valve, make outside gas sample the storage in getting into the inflator by the air inlet, again through scale mark and pull rod cooperation, the staff of being convenient for controls the volume of sampling gas in the inflator, and then carry out gaseous sampling operation through gas collecting channel cooperation air inlet, the one end setting that the air inlet was kept away from to the adoption gas collecting channel is hourglass hopper-shaped, be convenient for increase the gas sampling area of air inlet, be convenient for the air in the even collection operational environment, be favorable to improving the sampling effect.
Drawings
FIG. 1 is a schematic sectional view of a gas sampler according to an embodiment of the present invention;
FIG. 2 is a schematic sectional view of a purification sleeve according to an embodiment of the present invention.
Description of reference numerals: 1. a gas sampler; 2. an air cylinder; 3. a piston; 4. a pull rod; 5. a seal ring; 6. a three-way valve; 7. a rubber plug valve; 8. an air outlet; 9. a purification assembly; 91. an air inlet pipe; 92. purifying the casing pipe; 93. an air outlet pipe; 10. an air inlet; 11. a gas-collecting hood; 12. an activated carbon filter screen; 13. a lysozyme filter screen; 14. a high-efficiency HEPA filter screen; 15. scale lines are marked.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a high-efficient sampling device of occupational disease danger factor chemical poison. Referring to fig. 1, a high-efficiency sampling device for chemical poison of occupational disease hazard factors comprises a gas sampler 1, wherein an air cylinder 2 is arranged at the middle position of the gas sampler 1, a piston 3 is arranged in the air cylinder 2, a pull rod 4 is arranged on the side wall of one side of the piston 3, the handle end of the pull rod 4 is arranged at the outer position of one side of the air cylinder 2 far away from the piston 3, a sealing ring 5 is arranged at the joint of the pull rod 4 and the air cylinder 2 so as to improve the structural air tightness, a three-way valve 6 is arranged at one end of the air cylinder 2 far away from the pull rod 4, a rubber plug valve 7 is arranged in the three-way valve 6, an air outlet 8 is arranged at one end of the three-way valve 6 far away from the pull rod 4, in combination, so as to efficiently sample and store air in an operating environment, a purification assembly 9 is arranged at one end of the air outlet 8 far away from the three-way valve 6 so as to efficiently filter and purify harmful gas remaining in the air cylinder 2, the pollution to the environment caused by the fact that residual harmful gas is directly discharged by toxic substances contained in the harmful gas is avoided, the air inlet 10 is arranged at the front side of the three-way valve 6, the gas collecting hood 11 is arranged at one end, away from the three-way valve 6, of the air inlet 10, air in the operation environment can be collected uniformly, and the sampling effect can be improved.
Referring to fig. 1, purify subassembly 9 and include intake pipe 91, purification sleeve 92 and outlet duct 93, the one end department threaded connection of three way valve 6 is kept away from to intake pipe 91's one end and gas outlet 8, the installation of being convenient for is dismantled, and the one end setting that gas outlet 8 was kept away from to intake pipe 91 is in the input port department that purifies sleeve 92, outlet duct 93 sets up in the one end output port department that purifies sleeve 92 and keeps away from intake pipe 91, the convenience is after the operation of taking a sample is accomplished at gas sampler 1, carry out the operation of further filtration residual gas.
Referring to fig. 1, fig. 2, one side inner wall department that purification sleeve 92 is close to intake pipe 91 is provided with active carbon filter screen 12 through the screen frame, be convenient for just imitate dust and peculiar smell among the filtration absorption harmful gas, and one side inner wall department that purification sleeve 92 is close to the active carbon filter screen is provided with lysozyme filter screen 13 through the screen frame, be convenient for further filter the volatile organic compounds among the separation harmful gas, one side inner wall department that purification sleeve 92 is close to outlet duct 93 is provided with high-efficient HEPA filter screen 14 through the screen frame, be convenient for further high-efficient mould among the filtration harmful gas, effectively block secondary pollution, be favorable to remaining harmful gas in the high-efficient filtration purification inflator 2.
Referring to fig. 1, the one end setting that air inlet 10 was kept away from to gas collecting channel 11 is hopper-shaped, and the gaseous sampling area of the increase air inlet 10 of being convenient for, the air in the even collection operational environment of being convenient for is favorable to improving the sampling effect, and the one end department threaded connection that tee bend valve 6 was kept away from to gas collecting channel 11's installation end and air inlet 10, the installation of being convenient for is dismantled.
Referring to fig. 1, the outer wall of the front surface of the pull rod 4 is provided with a scale mark 15 for measuring the volume of the gas in the gas cylinder 2, so that the volume of the sampled gas in the gas cylinder 2 can be conveniently controlled by a worker.
The implementation principle of the high-efficient sampling device of occupational disease danger factor chemical poison of the embodiment of this application is: the piston 3 is pulled by the pull rod 4 to move in the inflator 2, so that negative pressure is formed in the inflator 2, the sealing ring 5 is matched with the pull rod 4, the structural air tightness is convenient to improve, the three-way valve 6 is controlled to be opened and closed by the rubber plug valve 7, external gas enters the inflator 2 from the gas inlet 10 to be sampled and stored, the scale mark 15 is matched with the pull rod 4, a worker can control the volume of the sampled gas in the inflator 2, the gas collection hood 11 is matched with the gas inlet 10 to perform gas sampling operation, the end, far away from the gas inlet 10, of the gas collection hood 11 is arranged in a funnel shape, the gas sampling area of the gas inlet 10 is convenient to increase, air in an operation environment can be uniformly collected, and the sampling effect can be improved;
after the sampling is finished, the opening and closing of the three-way valve 6 are controlled through the rubber plug valve 7, the sampling gas in the inflator 2 is output to an external detection instrument through the gas outlet 8 by controlling the piston 3 through the pull rod 4, the purification component 9 is installed in a threaded connection mode, residual harmful gas in the inflator 2 is discharged into the purification sleeve 92 through the gas outlet 8 through the gas inlet pipe 91, dust and peculiar smell in the harmful gas are primarily filtered and adsorbed through the activated carbon filter screen 12, volatile organic matters in the harmful gas are further filtered and separated through the lysozyme filter screen 13, and mildew in the harmful gas is further efficiently filtered through the efficient HEPA filter screen 14, so that secondary pollution is effectively blocked, the residual harmful gas in the inflator 2 is conveniently and efficiently filtered and purified, and pollution of the residual harmful gas to the environment with toxic substances contained in the inflator is prevented from being directly discharged.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. The utility model provides a high-efficient sampling device of occupational disease danger factor chemical poison which characterized in that: comprises a gas sampler (1), the middle position of the gas sampler (1) is provided with an air cylinder (2), the inside of the air cylinder (2) is provided with a piston (3), one side of the side wall of the piston (3) is provided with a pull rod (4), the handle end of the pull rod (4) is arranged at one side of the outside position of the air cylinder (2) far away from the piston (3), the joint of the pull rod (4) and the air cylinder (2) is provided with a sealing ring (5), one end of the air cylinder (2) far away from the pull rod (4) is provided with a three-way valve (6), the inside of the three-way valve (6) is provided with a rubber plug valve (7), one end of the three-way valve (6) far away from the pull rod (4) is provided with a gas outlet (8), one end of the gas outlet (8) far away from the three-way valve (6) is provided with a purification component (9), the front of the three-way valve (6) is provided with a gas inlet (10), and a gas collecting hood (11) is arranged at one end of the gas inlet (10) far away from the three-way valve (6).
2. The efficient sampling device for occupational disease hazard chemical toxicants according to claim 1, wherein: purify subassembly (9) including intake pipe (91), purification sleeve pipe (92) and outlet duct (93), the one end department threaded connection who keeps away from three-way valve (6) in the one end of intake pipe (91) and gas outlet (8), and the one end setting that gas outlet (8) were kept away from in intake pipe (91) is in the input port department that purifies sleeve pipe (92), outlet duct (93) set up the one end output port department that keeps away from intake pipe (91) in purification sleeve pipe (92).
3. The efficient sampling device for occupational disease hazard chemical toxicants according to claim 2, wherein: purification sleeve pipe (92) are close to one side inner wall department of intake pipe (91) and are provided with active carbon filter screen (12) through the screen frame, and purification sleeve pipe (92) are close to one side inner wall department of active carbon filter screen and are provided with lysozyme filter screen (13) through the screen frame, purification sleeve pipe (92) are close to one side inner wall department of outlet duct (93) and are provided with high-efficient HEPA filter screen (14) through the screen frame.
4. The efficient sampling device for occupational disease hazard chemical toxicants according to claim 1, wherein: the end of the gas collecting hood (11) far away from the gas inlet (10) is arranged in a funnel shape, and the mounting end of the gas collecting hood (11) is in threaded connection with the end of the gas inlet (10) far away from the three-way valve (6).
5. The efficient sampling device for occupational disease hazard chemical toxicants according to claim 1, wherein: and scale marks (15) for measuring the volume of gas in the gas cylinder (2) are arranged on the outer wall of the front surface of the pull rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122717865.8U CN216207949U (en) | 2021-11-08 | 2021-11-08 | High-efficient sampling device of occupational disease danger factor chemical poison |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122717865.8U CN216207949U (en) | 2021-11-08 | 2021-11-08 | High-efficient sampling device of occupational disease danger factor chemical poison |
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| Publication Number | Publication Date |
|---|---|
| CN216207949U true CN216207949U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122717865.8U Active CN216207949U (en) | 2021-11-08 | 2021-11-08 | High-efficient sampling device of occupational disease danger factor chemical poison |
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| CN (1) | CN216207949U (en) |
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- 2021-11-08 CN CN202122717865.8U patent/CN216207949U/en active Active
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