CN110940562A - Gas collection body sampling and cleanliness detection instrument integrated with each other - Google Patents
Gas collection body sampling and cleanliness detection instrument integrated with each other Download PDFInfo
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- CN110940562A CN110940562A CN201911235011.7A CN201911235011A CN110940562A CN 110940562 A CN110940562 A CN 110940562A CN 201911235011 A CN201911235011 A CN 201911235011A CN 110940562 A CN110940562 A CN 110940562A
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- 238000001514 detection method Methods 0.000 title claims abstract description 149
- 238000005070 sampling Methods 0.000 title claims abstract description 68
- 230000003749 cleanliness Effects 0.000 title claims abstract description 24
- 238000000746 purification Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 14
- 239000003153 chemical reaction reagent Substances 0.000 claims description 35
- 239000000428 dust Substances 0.000 claims description 27
- 239000002245 particle Substances 0.000 claims description 24
- 238000005485 electric heating Methods 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000010926 purge Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 15
- 238000012423 maintenance Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
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- 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
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N2015/1024—Counting particles by non-optical means
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Abstract
The invention discloses an instrument integrating gas collection body sampling and cleanliness detection, wherein a detection box body and a gas collection box are arranged on an instrument bottom plate side by side, a storage battery pack is fixedly arranged on the instrument bottom plate, a motor support is fixedly arranged on the gas collection box, a fan motor is fixedly arranged on the motor support and is in wired connection with the storage battery pack, an output shaft of the fan motor is connected with a rotating blade of an air inlet fan, the air inlet fan is fixedly arranged in the gas collection box, an installation baffle is fixedly arranged in the gas collection box in the vertical direction, one end, facing the air inlet fan, of the installation baffle is fixedly provided with a filter box body through a bolt, and an air filter is fixedly arranged in the gas collection box; the invention can carry out mobile detection on air at different positions, improves the detection range, is convenient to use and simple to operate, and realizes the purification while detecting the gas.
Description
Technical Field
The invention relates to the technical field of gas sampling detection, in particular to an instrument integrating gas sampling and cleanliness detection.
Background
With the development of industry, the air quality is continuously reduced, people pay more and more attention to the detection of the indoor air quality, but the existing air monitoring equipment is complex in operation and needs to be operated by professional operators, and common people lack professional operation knowledge and are difficult to use; and current instrument detection effect is single, and fixed mounting formula fixed point detects, and detection range is little, and direct inhaled air detects, and the dust debris that contain in the air influence the normal performance and the life of instrument easily to current detecting instrument can't purify the gas that detects, still discharges after the detection and influences the air quality in the air.
The publication number is: CN205483921U discloses an air cleanliness detection device, compared with this application, can't solve the present application and propose: because the existing air monitoring equipment is complex to operate and needs to be operated by professional operators, common personnel lack professional operation knowledge and are difficult to use; and current instrument detection effect is single, and fixed mounting formula fixed point detects, and detection range is little, and direct inhaled air detects, and the dust debris that contain in the air influence the normal performance and the life of instrument easily to current detecting instrument can't purify the gas that detects, still discharges the problem that influences the air quality in the air after the detection.
Disclosure of Invention
The invention aims to provide an instrument integrating gas collection sampling and cleanliness detection, which can solve the problems that the existing air monitoring equipment is complex in operation and needs to be operated by professional operators, and common personnel lack professional operation knowledge and are difficult to use; and current instrument detection effect is single, and fixed mounting formula fixed point detects, and detection range is little, and direct inhaled air detects, and the dust debris that contain in the air influence the normal performance and the life of instrument easily to current detecting instrument can't purify the gas that detects, still discharges the problem that influences the air quality in the air after the detection.
The purpose of the invention can be realized by the following technical scheme:
a gas collection body sampling and cleanliness detection integrated instrument comprises an instrument bottom plate, a detection box body, a storage battery pack, a gas collection box, an air inlet fan, a mounting baffle plate, an air filter, an air inlet steering mechanism, a detector and an exhaust pipe, wherein the detection box body and the gas collection box are arranged on the instrument bottom plate side by side, the storage battery pack is fixedly arranged on the instrument bottom plate, a motor support is fixedly arranged on the gas collection box, a fan motor is fixedly arranged on the motor support and is in wired connection with the storage battery pack, an output shaft of the fan motor is connected with rotating blades of the air inlet fan, the air inlet fan is fixedly arranged in the gas collection box, the mounting baffle plate is fixedly arranged in the gas collection box in the vertical direction, and one end of the mounting baffle plate, facing the air inlet fan, is fixedly provided with a filter box body through bolts, the air filter is fixedly installed in the gas collection box and located on the right side of the installation baffle, the air inlet steering mechanism is provided with three ports, a first port of the air inlet steering mechanism is connected with an air inlet of the air inlet fan, a second port of the air inlet steering mechanism is located in the filter box, and a third port of the air inlet steering mechanism is located on the right side of the installation baffle; the upper end of the gas collection box is provided with a sampling gas inlet pipe and a sampling gas outlet pipe, the gas outlet of the sampling gas inlet pipe extends into the gas collection box and is positioned on the right side of the air filter, and the gas inlet of the sampling gas outlet pipe extends into the filter box body;
a gas detection purifying box is arranged in the detection box body, a detection gas inlet pipe is arranged on the detection box body, a gas inlet of the detection gas inlet pipe is communicated with a gas outlet of the sampling gas outlet pipe through a pipeline, a gas outlet of the detection gas inlet pipe extends into the gas detection purifying box, a reagent solution for gas detection is filled in the gas detection purifying box, a gas outlet pipe is arranged on the gas detection purifying box, a baffle is fixedly arranged in the gas detection purifying box and is positioned between the detection gas inlet pipe and the gas outlet pipe, a through hole is formed in the middle of the baffle, and a water quality filter screen is arranged on the through hole; the detector is installed in the detection box body, the exhaust pipe is arranged on the detection box body, and an exhaust valve is arranged on the exhaust pipe.
Preferably, instrument bottom plate lower extreme fixed mounting has the truckle, the truckle is provided with four groups and is located respectively instrument bottom plate four corners position is located two sets of front end the truckle chooses for use directional wheel, is located two sets of rear end the truckle chooses for use the universal wheel, be provided with the wheel piece of stopping on the universal wheel.
Preferably, fixed mounting has the convenience to promote on the instrument bottom plate the push rod of truckle moves, fixedly connected with reinforcing plate on the push rod, the push rod lower part is provided with the strengthening rib, the strengthening rib with instrument bottom plate fixed connection.
Preferably, the two ends of the gas collection box are both provided with access doors, the access doors are rotatably connected to the gas collection box through hinges, and sealing rings are arranged on the intersecting end faces of the access doors and the gas collection box.
Preferably, the air inlet steering mechanism comprises a straight-through pipe and a branch pipe vertically connected to the straight-through pipe, one end of the straight-through pipe is provided with a mounting plate connected with the air inlet end of the air inlet fan, the other end of the straight-through pipe extends out of the right side of the mounting baffle, one side of the straight-through pipe, which is close to the air inlet fan, is provided with an air filter screen, and the branch pipe is located in the filter box body.
Preferably, the filter box body is internally provided with two groups of connecting seats which are arranged in an up-and-down symmetrical mode, the connecting seats are provided with sliding grooves in sliding connection with filters, and the filters are located between the sampling air outlet pipe and the air inlet steering mechanism.
Preferably, a supporting plate is arranged in the gas collecting box, a dust particle counter is detachably mounted on the supporting plate through bolts, and the dust particle counter is located at an air outlet of the sampling air inlet pipe.
Preferably, a flow guide block is arranged in the gas detection purification box, the flow guide block is located under the detection air inlet pipe, an electric heating pipe is arranged in the gas detection purification box, a temperature controller is arranged in the detection box, the temperature controller is connected with the electric heating pipe, and the temperature controller is connected with the storage battery pack in a wired mode.
Preferably, the pipeline connection modes among the sampling air inlet pipe, the sampling air outlet pipe and the detection air inlet pipe are all flange connection.
Preferably, the using method of the instrument comprises the following specific steps:
the method comprises the following steps: the device comprises a sampling air inlet pipe, a fan motor, a sampling trundle, a dust particle counter, a fan motor, a gas collecting box and a gas collecting box, wherein the sampling air inlet pipe is connected with gas source equipment through a flange;
step two: the gas enters the gas collection box, is primarily filtered through the air filter, enters the filter box body through the air inlet steering mechanism under the action of the air inlet fan, is secondarily filtered through the filter arranged in the filter box body, and enters the detection box body through the sampling gas outlet pipe;
step three: gaseous entering into gaseous detection purifying box through detecting the intake pipe in, gaseous reagent solution who deposits in the detection purifying box absorbs gaseous, detect gaseous cleanliness factor through the detection to reagent solution, temperature controller control electric heating pipe work is heated reagent solution, the temperature of temperature controller control electric heating pipe's operating frequency control reagent solution, gaseous through solution absorb the back emit into the detection box internal, the detector in the detection box detects the gaseous of emission, open discharge valve at last, discharge gas through the blast pipe.
The invention has the beneficial effects that: the detection instrument is convenient to move through the movable trundles arranged at the lower end of the instrument bottom plate, the movable trundles are arranged into four groups, the stability of the instrument in the moving or using process is effectively ensured, two groups of movable trundles positioned on the front side adopt directional wheels, two groups of trundles positioned on the rear side adopt universal wheels, the instrument can be convenient to better steer in the moving process, wheel brake sheets arranged on the universal wheels can ensure the stability of the instrument in the static use, the movable detection of air at different positions is realized, and the detection range is improved;
the maintenance of the structure and parts in the gas collection box is facilitated by arranging the access door, the access door is arranged on each of two sides of the gas collection box, so that the maintenance of two sides of the mounting baffle can be facilitated, the sealing effect of the access door can be improved by the sealing ring arranged on the access door, and gas leakage is prevented;
the straight-through pipe is connected with the air inlet fan, gas is primarily filtered by the air filter before entering the straight-through pipe and enters the filter box body through the straight-through pipe and the branch pipe, the air filter screen arranged in the straight-through pipe can effectively prevent sundries in the gas from entering the air inlet fan, so that the normal use of the air inlet fan is influenced, the gas enters the filter box body for filtering, the subsequent detection of the gas is convenient, the gas collection box is divided into two parts by the mounting baffle, the circulation of the gas is realized through the air inlet steering mechanism, and meanwhile, the phenomenon of backflow of the gas can be effectively prevented;
the dust particle counter is fixedly arranged on the supporting plate through bolts, so that the dust particle counter can be conveniently disassembled and assembled, and is convenient to use and simple to operate;
the gas detection purifying box is internally provided with a reagent solution for absorbing and detecting gas, the electric heating pipe is arranged for heating the reagent solution in the gas detection purifying box, the temperature of the reagent solution is changed to improve the gas absorption effect, the electric heating pipe is controlled to work by setting a temperature controller, the control effect on the temperature of the reagent solution is achieved, the reagent solution in the gas detection purifying box is ensured to be in the best absorption detection temperature range, the absorption detection effect is improved, the gas detection and purification are realized, and the gas discharged after detection reaches the emission standard without influencing the air quality.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall front view structure of the present invention;
FIG. 3 is an isometric view of the present invention in its entirety;
FIG. 4 is an isometric view of the interior of the integrated gas collection box of the present invention;
FIG. 5 is a side view of the present invention of FIG. 4;
FIG. 6 is a schematic view of the structure of the filtering box body of the present invention;
FIG. 7 is a schematic structural view of an intake steering mechanism according to the present invention;
FIG. 8 is a schematic view of the gas detection purification box of the present invention;
in the figure: 1. an instrument base plate; 2. moving the caster; 3. a push rod; 4. a reinforcing plate; 41. reinforcing ribs; 5. detecting the box body; 6. a battery pack; 7. a gas collection box; 8. a motor bracket; 9. an access door; 10. a fan motor; 11. sampling an air inlet pipe; 12. sampling an air outlet pipe; 13. an air intake fan; 14. a filter box body; 15. installing a baffle; 16. an air filter; 17. an air intake steering mechanism; 171. a straight-through pipe; 172. a branch pipe; 173. mounting a plate; 174. an air filter screen; 18. a connecting seat; 19. a filter; 20. a support plate; 21. a dust particle counter; 22. detecting an air inlet pipe; 23. a gas detection purification box; 24. a baffle plate; 25. a water quality filter screen; 26. an air outlet pipe; 27. a detector; 28. a flow guide block; 29. a temperature controller; 30. an electric heating tube; 31. an exhaust pipe; 32. and (4) exhausting the valve.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, an apparatus for integrating gas collection sampling and cleanliness detection comprises an apparatus base plate 1, a detection box body 5, a storage battery pack 6, a gas collection box 7, an air inlet fan 13, a mounting baffle 15, an air filter 16, an air inlet steering mechanism 17, a detector 27 and an exhaust pipe 31, and is characterized in that the detection box body 5 and the gas collection box 7 are mounted on the apparatus base plate 1 side by side, the storage battery pack 6 is fixedly mounted on the apparatus base plate 1, a motor support 8 is fixedly mounted on the gas collection box 7, a fan motor 10 is fixedly mounted on the motor support 8, the fan motor 10 is in wired connection with the storage battery pack 6, an output shaft of the fan motor 10 is connected with a rotating blade of the air inlet fan 13, the air inlet fan 13 is fixedly mounted in the gas collection box 7, the mounting baffle 15 is fixedly mounted in the gas collection box 7 in the vertical direction, one end of the mounting baffle 15 facing the air inlet fan 13, the air filter 16 is fixedly installed in the gas collection box 7 and is positioned on the right side of the installation baffle 15, the air inlet steering mechanism 17 is provided with three ports, a first port of the air inlet steering mechanism 17 is connected with an air inlet of the air inlet fan 13, a second port of the air inlet steering mechanism 17 is positioned in the filter box body 14, and a third port of the air inlet steering mechanism 17 is positioned on the right side of the installation baffle 15; a sampling air inlet pipe 11 and a sampling air outlet pipe 12 are arranged at the upper end of the gas collection box 7, an air outlet of the sampling air inlet pipe 11 extends into the gas collection box 7 and is positioned at the right side of the air filter 16, and an air inlet of the sampling air outlet pipe 12 extends into the filter box body 14;
a gas detection purifying box 23 is arranged in the detection box body 5, a detection gas inlet pipe 22 is arranged on the detection box body 5, a gas inlet of the detection gas inlet pipe 22 is communicated with a gas outlet of the sampling gas outlet pipe 12 through a pipeline, a gas outlet of the detection gas inlet pipe 22 extends into the gas detection purifying box 23, a reagent solution for gas detection is arranged in the gas detection purifying box 23, a gas outlet pipe 26 is arranged on the gas detection purifying box 23, a baffle 24 is fixedly arranged in the gas detection purifying box 23, the baffle 24 is positioned between the detection gas inlet pipe 22 and the gas outlet pipe 26, a through hole is formed in the middle of the baffle 24, and a water; the detector 27 is mounted in the detection box 5, the exhaust pipe 31 is provided on the detection box 5, and the exhaust pipe 31 is provided with an exhaust valve 32.
1 lower extreme fixed mounting of instrument bottom plate has trundle 2, and trundle 2 is provided with four groups and is located instrument bottom plate four corners position respectively, and directional wheel is chooseed for use to two sets of trundle 2 that are located the front end, and universal wheel is chooseed for use to two sets of trundle 2 that are located the rear end, is provided with the wheel on the universal wheel and stops the piece.
The convenient removal to detecting instrument of the caster 2 that removes of 1 lower extreme installation of instrument bottom plate, caster 2 sets to four groups and effectively ensures the stability of instrument in removal or use, and two sets of caster that are located the front side choose for use directional wheel, and two sets of caster that are located the rear side choose for use the universal wheel can make things convenient for better the turning to of instrument in the removal in-process, and the wheel that sets up on the universal wheel is stopped the piece and can is ensured the stability of instrument when static use.
The instrument bottom plate 1 is fixedly provided with a push rod 3 which can conveniently push the movable caster 2, the push rod 3 is fixedly connected with a reinforcing plate 4, the lower part of the push rod 3 is provided with a reinforcing rib 41, and the reinforcing rib 41 is fixedly connected with the instrument bottom plate 1.
The movable caster 2 that 1 lower extreme of instrument bottom plate set up makes things convenient for detecting instrument's removal, can conveniently promote and control detecting instrument's moving direction to movable caster 2 through setting up push rod 3, and the reinforcing plate 4 that sets up on the push rod 3 effectively improves push rod 3's bulk strength, and the strengthening rib 41 and the instrument bottom plate 1 fixed connection that the lower part of push rod 3 set up can improve the stability of being connected between push rod 3 and the instrument bottom plate 1.
The two ends of the gas collection box 7 are both provided with access doors 9, the access doors 9 are rotatably connected to the gas collection box 7 through hinges, and sealing rings are arranged on the intersecting end faces of the access doors 9 and the gas collection box 7.
The air inlet steering mechanism 17 comprises a straight-through pipe 171 and a branch pipe 172 vertically connected to the straight-through pipe 171, one end of the straight-through pipe 171 is provided with a mounting plate 173 connected with the air inlet end of the air inlet fan 13, the other end of the straight-through pipe 171 extends out to the right side of the mounting baffle 15, one side of the straight-through pipe 171 close to the air inlet fan 13 is provided with an air filter screen 174, and the branch pipe 172 is positioned in the filter box body 14.
The straight-through pipe 171 is connected with the air inlet fan 13, gas in the gas collection box 7 is sucked under the action of the air inlet fan 13, the gas is primarily filtered by the air filter 16 before entering the straight-through pipe 171 and enters the filter box body 14 through the straight-through pipe 171 and the branch pipe 172, an air filter screen 174 arranged in the straight-through pipe 171 can effectively prevent impurities in the gas from entering the air inlet fan 13, so that the normal use of the air inlet fan 13 is influenced, the gas enters the filter box body 14 for filtering, the subsequent detection of the gas is facilitated, the gas collection box 7 is divided into two parts by the mounting baffle 15, the circulation of the gas is realized through the air inlet steering mechanism 17, and meanwhile, the phenomenon of backflow of the gas can be effectively prevented.
Connecting seats 18 are arranged in the filtering box body 14, two groups of connecting seats 18 are arranged in an up-down symmetrical mode, a sliding groove is arranged on each connecting seat 18 and is connected with a filter 19 in a sliding mode, and each filter 19 is located between the sampling air outlet pipe 12 and the air inlet steering mechanism 17.
A supporting plate 20 is arranged in the gas collection box 7, a dust particle counter 21 is detachably mounted on the supporting plate 20 through bolts, and the dust particle counter 21 is located at the gas outlet of the sampling gas inlet pipe 11.
A flow guide block 28 is arranged in the gas detection purification box 23, the flow guide block 28 is positioned under the detection air inlet pipe 22, an electric heating pipe 30 is arranged in the gas detection purification box 23, a temperature controller 29 is arranged in the detection box body 5, the temperature controller 29 is connected with the electric heating pipe 30, and the temperature controller 29 is in wired connection with the storage battery 6.
The gas detection purifying box 23 is internally provided with a reagent solution for absorbing and detecting gas, the reagent solution generates precipitates after absorbing the gas, and the precipitates are intensively collected by arranging the flow guide block 28 so as to be convenient for cleaning the precipitates; the arrangement of the electric heating pipe 30 is used for heating the reagent solution in the gas detection purifying box 23, the absorption effect of the gas is improved by changing the temperature of the reagent solution, the operation of the electric heating pipe 30 is controlled by arranging the temperature controller 29, the control effect of the temperature of the reagent solution is achieved, the reagent solution in the gas detection purifying box 23 is ensured to be in the best absorption detection temperature range, and the absorption detection effect is improved.
The pipeline connection modes among the sampling air inlet pipe 11, the sampling air outlet pipe 12 and the detection air inlet pipe 22 are flange connection.
The using method of the instrument comprises the following specific steps:
the method comprises the following steps: the movable trundle 2 is pushed to move the instrument to a place needing sampling and detection, the sampling air inlet pipe 11 is connected with air source equipment through a flange, the fan motor 10 is electrified to work and drive blades in the air inlet fan 13 to rotate, gas is sucked into the gas collection box 7 through the sampling air inlet pipe 11, and the dust particle counter 21 detects and counts dust particles in the gas sucked into the gas collection box 7;
step two: the gas enters the gas collection box 7, is primarily filtered through the air filter 16, enters the filtering box body 14 through the air inlet steering mechanism 17 under the action of the air inlet fan 13, is secondarily filtered through the filter 19 arranged in the filtering box body 14, and enters the detection box body 5 through the sampling air outlet pipe 12;
step three: gaseous entering into gaseous detection purge tank 23 through detecting intake pipe 22 in, gaseous reagent solution who deposits in the gas detection purge tank 23 absorbs gas, detect gaseous cleanliness factor through the detection to reagent solution, temperature controller 29 controls electric heating pipe 30 work and heats reagent solution, temperature controller 29 controls electric heating pipe 30's operating frequency control reagent solution's temperature, gaseous passing through solution absorption back discharge to detect in the box 5, the detector 27 in the detection box 5 detects the gas that discharges, open discharge valve 32 at last, discharge gas through discharge pipe 31.
The movable casters 2 mounted at the lower end of the instrument bottom plate 1 are convenient for moving the detection instrument, the movable casters 2 are arranged into four groups, so that the stability of the instrument in the moving or using process is effectively ensured, two groups of movable casters positioned on the front side select directional wheels, two groups of casters positioned on the rear side select universal wheels, so that the instrument can be conveniently and better steered in the moving process, wheel brake sheets arranged on the universal wheels can ensure the stability of the instrument in the static use, the movable detection of air at different positions is realized, and the detection range is improved;
the maintenance of the structure and parts in the gas collection box 7 is facilitated by arranging the access door 9, the access door 9 is arranged on two sides of the gas collection box 7, so that the maintenance of two sides of the mounting baffle 15 can be facilitated, and the sealing ring arranged on the access door 9 can improve the sealing effect of the access door and prevent gas from leaking;
the straight-through pipe 171 is connected with the air inlet fan 13, gas is primarily filtered by the air filter 16 before entering the straight-through pipe 171 and enters the filter box body 14 through the straight-through pipe 171 and the branch pipe 172, the air filter screen 174 arranged in the straight-through pipe 171 can effectively prevent impurities in the gas from entering the air inlet fan 13, so that the normal use of the air inlet fan 13 is influenced, the gas enters the filter box body 14 for filtering, the subsequent detection of the gas is facilitated, the gas collection box 7 is divided into two parts by the installation baffle 15, the circulation of the gas is realized through the air inlet steering mechanism 17, and meanwhile, the phenomenon of backflow of the gas can be effectively prevented;
the dust particle counter 21 is arranged at the air outlet of the sampling air inlet pipe 11, the quantity of dust particles contained in the collected air is detected, the dust particle counter 21 is fixedly arranged on the supporting plate 20 through bolts, the dust particle counter 21 can be conveniently disassembled and assembled, and the use is convenient and the operation is simple;
absorb the detection to gas through being equipped with reagent solution in gaseous detection purifying box 23, electric heating pipe 30 sets up and is used for gaseous detection purifying box 23 in reagent solution heats, improve the absorption effect to gas through the temperature that changes reagent solution, control electric heating pipe 30 work through setting up temperature controller 29, reach the control effect to reagent solution temperature simultaneously, ensure that gaseous detection purifying box 23 in reagent solution is in the best absorption detection temperature range, improve and absorb the detection effect, realize purifying gaseous when detecting, the gas that discharges after the detection reaches emission standard and does not influence air quality.
When the device is used, the movable caster wheels 2 are pushed to move the device to a place needing sampling and detection, the sampling air inlet pipe 11 is connected with air source equipment through a flange, the fan motor 10 is electrified to work to drive blades in the air inlet fan 13 to rotate, air is sucked into the air collecting box 7 through the sampling air inlet pipe 11, and the dust particle counter 21 detects and counts dust particles in the air sucked into the air collecting box 7;
the gas enters the gas collection box 7, is primarily filtered through the air filter 16, enters the filtering box body 14 through the air inlet steering mechanism 17 under the action of the air inlet fan 13, is secondarily filtered through the filter 19 arranged in the filtering box body 14, and enters the detection box body 5 through the sampling air outlet pipe 12;
gaseous entering into gaseous detection purge tank 23 through detecting intake pipe 22 in, gaseous reagent solution who deposits in the gas detection purge tank 23 absorbs gas, detect gaseous cleanliness factor through the detection to reagent solution, temperature controller 29 controls electric heating pipe 30 work and heats reagent solution, temperature controller 29 controls electric heating pipe 30's operating frequency control reagent solution's temperature, gaseous passing through solution absorption back discharge to detect in the box 5, the detector 27 in the detection box 5 detects the gas that discharges, open discharge valve 32 at last, discharge gas through discharge pipe 31.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An instrument integrating gas collection body sampling and cleanliness detection comprises an instrument bottom plate (1), a detection box body (5), a storage battery pack (6), a gas collection box (7), an air inlet fan (13), an installation baffle (15), an air filter (16), an air inlet steering mechanism (17), a detector (27) and an exhaust pipe (31), and is characterized in that the detection box body (5) and the gas collection box (7) are installed on the instrument bottom plate (1) side by side, the storage battery pack (6) is fixedly installed on the instrument bottom plate (1), a motor support (8) is fixedly installed on the gas collection box (7), a fan motor (10) is fixedly installed on the motor support (8), the fan motor (10) is in wired connection with the storage battery pack (6), and an output shaft of the fan motor (10) is connected with a rotating blade of the air inlet fan (13), the air inlet fan (13) is fixedly installed in the air collection box (7), the installation baffle plate (15) is fixedly installed in the air collection box (7) in the vertical direction, one end, facing the air inlet fan (13), of the installation baffle plate (15) is fixedly provided with a filtering box body (14) through a bolt, the air filter (16) is fixedly installed in the air collection box (7) and located on the right side of the installation baffle plate (15), the air inlet steering mechanism (17) is provided with three ports, a first port of the air inlet steering mechanism (17) is connected with an air inlet of the air inlet fan (13), a second port of the air inlet steering mechanism (17) is located in the filtering box body (14), and a third port of the air inlet steering mechanism (17) is located on the right side of the installation baffle plate (15); a sampling air inlet pipe (11) and a sampling air outlet pipe (12) are arranged at the upper end of the gas collection box (7), an air outlet of the sampling air inlet pipe (11) extends into the gas collection box (7) and is positioned on the right side of the air filter (16), and an air inlet of the sampling air outlet pipe (12) extends into the filtering box body (14);
a gas detection purification box (23) is arranged in the detection box body (5), a detection gas inlet pipe (22) is arranged on the detection box body (5), a gas inlet of the detection gas inlet pipe (22) is communicated with a gas outlet of the sampling gas outlet pipe (12) through a pipeline, the gas outlet of the detection gas inlet pipe (22) extends into the gas detection purification box (23), a reagent solution for gas detection is filled in the gas detection purification box (23), a gas outlet pipe (26) is arranged on the gas detection purification box (23), a baffle (24) is fixedly arranged in the gas detection purification box (23), the baffle (24) is positioned between the detection gas inlet pipe (22) and the gas outlet pipe (26), a through hole is formed in the middle of the baffle (24), and a water quality filter screen (25) is arranged on the through hole; the detector (27) is installed in the detection box body (5), the exhaust pipe (31) is arranged on the detection box body (5), and an exhaust valve (32) is arranged on the exhaust pipe (31).
2. The gas collection body sampling and cleanliness detection integrated instrument according to claim 1, wherein the lower end of the instrument base plate (1) is fixedly provided with four sets of movable casters (2), the four sets of movable casters (2) are respectively positioned at four corners of the instrument base plate, two sets of movable casters (2) positioned at the front end adopt directional wheels, two sets of movable casters (2) positioned at the rear end adopt universal wheels, and the universal wheels are provided with wheel brake sheets.
3. The gas collection sampling and cleanliness detection integrated instrument according to claim 2, wherein a push rod (3) for conveniently pushing the movable caster (2) is fixedly mounted on the instrument bottom plate (1), a reinforcing plate (4) is fixedly connected to the push rod (3), a reinforcing rib (41) is arranged on the lower portion of the push rod (3), and the reinforcing rib (41) is fixedly connected with the instrument bottom plate (1).
4. The gas collection sampling and cleanliness detection integrated instrument according to claim 1, wherein access doors (9) are provided at both ends of the gas collection box (7), the access doors (9) are rotatably connected to the gas collection box (7) through hinges, and sealing rings are provided on the intersecting end faces of the access doors (9) and the gas collection box (7).
5. The gas collection sampling and cleanliness detection integrated instrument according to claim 1, wherein the gas inlet steering mechanism (17) comprises a straight-through pipe (171) and a branch pipe (172) vertically connected to the straight-through pipe (171), one end of the straight-through pipe (171) is provided with a mounting plate (173) connected to the gas inlet end of the gas inlet fan (13), the other end of the straight-through pipe (171) extends to the right side of the mounting baffle (15), one side of the straight-through pipe (171) close to the gas inlet fan (13) is provided with an air filter screen (174), and the branch pipe (172) is located in the filter box body (14).
6. The gas collector sampling and cleanliness detection integrated instrument according to claim 1, wherein connecting seats (18) are arranged in the filtering box body (14), two groups of connecting seats (18) are arranged in an up-down symmetrical manner, a sliding groove is arranged on each connecting seat (18) and is connected with a filter (19) in a sliding manner, and the filter (19) is located between the sampling gas outlet pipe (12) and the gas inlet steering mechanism (17).
7. The gas collection sampling and cleanliness detection integrated instrument according to claim 1, wherein a support plate (20) is arranged in the gas collection box (7), a dust particle counter (21) is detachably mounted on the support plate (20) through a bolt, and the dust particle counter (21) is located at an air outlet of the sampling air inlet pipe (11).
8. The gas collection sampling and cleanliness detection integrated instrument according to claim 1, wherein a flow guide block (28) is arranged in the gas detection purification box (23), the flow guide block (28) is located right below the detection gas inlet pipe (22), an electric heating pipe (30) is arranged in the gas detection purification box (23), a temperature controller (29) is arranged in the detection box body (5), the temperature controller (29) is connected with the electric heating pipe (30), and the temperature controller (29) is connected with the storage battery (6) in a wired manner.
9. The gas collector sampling and cleanliness detection integrated instrument according to claim 1, wherein the sampling gas inlet pipe (11), the sampling gas outlet pipe (12) and the detection gas inlet pipe (22) are all connected in a flange manner.
10. The gas collection sampling and cleanliness detection integrated instrument according to claim 1, wherein the instrument is used in a method comprising the specific steps of:
the method comprises the following steps: the device is characterized in that a movable caster (2) is pushed to move the instrument to a place needing sampling and detection, a sampling air inlet pipe (11) is connected with air source equipment through a flange, a fan motor (10) is electrified to work to drive blades in an air inlet fan (13) to rotate, air is sucked into an air collecting box (7) through the sampling air inlet pipe (11), and a dust particle counter (21) detects and counts dust particles in the air sucked into the air collecting box (7);
step two: the gas enters a gas collection box (7), is primarily filtered through an air filter (16), enters a filtering box body (14) through an air inlet steering mechanism (17) under the action of an air inlet fan (13), is secondarily filtered through a filter (19) arranged in the filtering box body (14), and enters a detection box body (5) through a sampling air outlet pipe (12);
step three: gaseous entering into in gaseous detection purge tank (23) through detecting intake pipe (22), the reagent solution of depositing in gaseous detection purge tank (23) absorbs gas, detect gaseous cleanliness factor through the detection to reagent solution, temperature controller (29) control electric heating pipe (30) work heats reagent solution, the temperature of the operating frequency control reagent solution of temperature controller (29) control electric heating pipe (30), gaseous passing through solution absorption back row to detect in box (5), detect detector (27) in box (5) and detect the gaseous of emission, open discharge valve (32) at last, discharge gas through blast pipe (31).
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| CN201911235011.7A CN110940562B (en) | 2019-12-05 | 2019-12-05 | Gas collection body sampling and cleanliness detection instrument integrated with each other |
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| CN114323822A (en) * | 2022-01-06 | 2022-04-12 | 浙江中昱环境工程股份有限公司 | Waste gas sampling monitoring devices in mill's environment |
| CN114354855A (en) * | 2022-01-07 | 2022-04-15 | 河北清源环境监测有限公司 | Flue gas detector and detection method |
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| CN113685948A (en) * | 2021-10-26 | 2021-11-23 | 江苏黑森林环保科技有限公司 | Air purifier purifying effect detection device |
| CN113685948B (en) * | 2021-10-26 | 2022-01-07 | 江苏黑森林环保科技有限公司 | Air purifier purifying effect detection device |
| CN114323822A (en) * | 2022-01-06 | 2022-04-12 | 浙江中昱环境工程股份有限公司 | Waste gas sampling monitoring devices in mill's environment |
| CN114323822B (en) * | 2022-01-06 | 2023-11-14 | 浙江中昱环境工程股份有限公司 | Waste gas sampling monitoring device in factory environment |
| CN114354855A (en) * | 2022-01-07 | 2022-04-15 | 河北清源环境监测有限公司 | Flue gas detector and detection method |
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