CN110836793A - Collecting device, collecting method and storage medium for industrial waste gas detection - Google Patents
Collecting device, collecting method and storage medium for industrial waste gas detection Download PDFInfo
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- CN110836793A CN110836793A CN201911057925.9A CN201911057925A CN110836793A CN 110836793 A CN110836793 A CN 110836793A CN 201911057925 A CN201911057925 A CN 201911057925A CN 110836793 A CN110836793 A CN 110836793A
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- G01N1/00—Sampling; Preparing specimens for investigation
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Abstract
The invention relates to a collecting device, a collecting method and a storage medium for industrial waste gas detection, relates to the technical field of waste gas collection, and solves the problem that when the existing collecting device collects industrial waste gas, because air exists in the collecting device, the component and content errors obtained after the industrial waste gas collected by the collecting device is detected are larger, and the collecting device comprises: the device comprises a collecting bottle, an air inlet pipe integrally arranged at one end of the collecting bottle, an air outlet pipe integrally arranged at the other end of the collecting bottle, a first electromagnetic valve arranged on the air inlet pipe, a second electromagnetic valve arranged on the air outlet pipe, a vacuum pump detachably connected to one end of the air outlet pipe far away from the collecting bottle, and an air pressure sensor arranged on the collecting bottle and used for detecting the pressure in the collecting bottle; also included is a processor for loading and executing the instruction set; and a computer readable storage medium as described below. The industrial waste gas collection device has the effects that air is not easy to mix when industrial waste gas is collected, the industrial waste gas collection purity is improved, and the accuracy of industrial waste gas detection is improved.
Description
Technical Field
The invention relates to the technical field of waste gas collection, in particular to a collecting device, a collecting method and a storage medium for industrial waste gas detection.
Background
Industrial waste gas is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in the factory area of an enterprise. These exhaust gases are: carbon dioxide, carbon disulfide, hydrogen sulfide, fluorides, nitrogen oxides, chlorine, hydrogen chloride, carbon monoxide, lead mercury (mist) sulfate, beryllium compounds, smoke dust and productive dust, which are discharged into the atmosphere and pollute the air. The substances enter human bodies through different paths of respiratory tracts, some substances directly cause harm, and some substances have an accumulation effect and can seriously harm the health of people.
Therefore, the tail gas of a factory is detected, the components and the content of the tail gas are determined, measures are taken to correspondingly treat the tail gas, and the gas detection needs to collect samples and send the samples to a laboratory for analysis and test; when the existing collecting device collects industrial waste gas, because air is stored in the collecting device, the errors of components and contents obtained after the industrial waste gas collected by the collecting device is detected are larger, and the existing collecting device has room for improvement.
Disclosure of Invention
The first purpose of the invention is to provide a collecting device for industrial waste gas detection, which is not easy to mix air when collecting industrial waste gas, improves the purity of industrial waste gas collection, and improves the accuracy of industrial waste gas detection.
The above object of the present invention is achieved by the following technical solutions:
a collecting device for industrial waste gas detection comprises a collecting bottle, an air inlet pipe integrally arranged at one end of the collecting bottle, an air outlet pipe integrally arranged at the other end of the collecting bottle, a first electromagnetic valve arranged on the air inlet pipe, a second electromagnetic valve arranged on the air outlet pipe, a vacuum pump detachably connected to one end of the air outlet pipe far away from the collecting bottle, and an air pressure sensor arranged on the collecting bottle and used for detecting the pressure in the collecting bottle;
further comprising:
a processor for loading and executing a set of instructions; and
such as the computer-readable storage media described below.
Through adopting above-mentioned technical scheme, the vacuum pump has reduced the air residue in the collecting bottle to the collecting bottle evacuation, and the convenience is collected industrial waste gas simultaneously, has improved the purity when collecting industrial waste gas, and then has improved industrial waste gas detection's the degree of accuracy.
The invention is further configured to: one end of the air inlet pipe, which is far away from the collecting bottle, is sleeved with an elastic pipe.
Through adopting above-mentioned technical scheme, the setting of elastic tube makes things convenient for the outlet duct to be connected with the pipe connection of different diameters, has improved collection device's application scope, and then has improved the convenience when the outlet duct is connected and collection device uses.
The invention is further configured to: the utility model discloses a pipe is hugged closely to elasticity pipe, including the pipe of hugging closely, the pipe is hugged closely to the cover is equipped with on the elasticity pipe and embraces the cut-off groove that sets up along circumference, be equipped with on the periphery wall of hugging closely the pipe from the receiving flask to the intake pipe awl screw thread that increases gradually, it has the driving tube of ordering about to hug closely the pipe and inwards contract to embrace the threaded connection on the pipe.
By adopting the technical scheme, the structural strength of the holding pipe is weakened due to the arrangement of the dividing grooves, and the holding pipe is convenient to elastically deform; the driving pipe is in threaded connection with the clasping pipe so as to drive the clasping pipe to generate elastic deformation inwards and clasp the elastic pipe, so that the elastic pipe is connected with the pipeline more tightly and firmly.
The invention is further configured to: the heating device also comprises a plurality of heating sheets for heating and a temperature sensor for detecting the surface temperature of the exhaust gas discharge pipeline.
Through adopting above-mentioned technical scheme, the temperature crosses lowly can make the gas condensation, leads to partial industrial waste gas pollutant to dissolve in aqueous, makes to examine the gas sampling not accurate enough, crosses lowly if the temperature, then heats industrial waste gas discharge pipeline through the heating plate, makes gaseous difficult condensation, makes industrial waste gas pollutant difficult to dissolve in aqueous, has improved the purity when industrial waste gas gathers the sample through collection device.
The invention is further configured to: the heating plate is characterized in that a penetrating piece is arranged on one side of the heating plate, a binding belt penetrates through the penetrating hole, the binding belt sequentially penetrates through the penetrating piece, and a plurality of anti-skidding protrusions are integrally arranged on the inner side wall of the penetrating piece.
Through adopting above-mentioned technical scheme, in the wearing to establish the piece on the heating plate is worn to locate in the constraint area to link together a plurality of heating plates, conveniently bind the heating plate and heat emission pipeline on industrial waste gas discharge pipeline, simple structure, convenient to use.
The invention is further configured to: one end of the binding belt is provided with a sub magic tape, and the other end of the binding belt is provided with a female magic tape matched with the sub magic tape;
the binding belt is made of an elastic belt.
By adopting the technical scheme, the binding belt is bound on the outer side of the industrial waste gas discharge pipeline through the matching of the sub magic tape and the female magic tape so as to bind the heating sheet on the discharge pipeline, and the binding belt is simple in structure and convenient to disassemble and assemble; the binding belt is made of an elastic belt, so that the binding belt can be connected with the discharge pipeline more firmly through elastic deformation.
The second objective of the present invention is to provide a collecting method for industrial waste gas detection, which makes it difficult to mix air when collecting industrial waste gas, improves the purity of industrial waste gas collection, and improves the accuracy of industrial waste gas detection.
The above object of the present invention is achieved by the following technical solutions:
a collecting method for industrial waste gas detection comprises the following steps:
judging whether a trigger signal is received or not, and if so, acquiring the air pressure value in the collecting bottle;
judging whether the air pressure value is greater than a first reference air pressure value, if so, controlling the second electromagnetic valve to be opened, and controlling the vacuum pump to be started;
and if not, controlling the second electromagnetic valve and the vacuum pump to be closed.
Through adopting above-mentioned technical scheme, the atmospheric pressure value in the collecting bottle has carried out the comparison with first benchmark atmospheric pressure value, if the atmospheric pressure value in the collecting bottle is greater than first benchmark atmospheric pressure value, the vacuum pump is to the collecting bottle evacuation, has reduced the air residue in the collecting bottle, and the while is convenient to be collected industrial waste gas, and the purity when having improved collection industrial waste gas has then improved industrial waste gas detection's the degree of accuracy.
The invention is further configured to: if the air pressure value is not greater than the first reference air pressure value, acquiring a surface temperature value of the waste gas discharge pipeline;
and judging whether the surface temperature value is less than the reference temperature value, and if so, controlling the heating sheet to heat.
Through adopting above-mentioned technical scheme, the temperature crosses lowly can make the gas condensation, leads to partial industrial waste gas pollutant to dissolve in aqueous, makes to examine the gas sampling not accurate enough, crosses lowly if the temperature, then heats industrial waste gas discharge pipeline through the heating plate, makes gaseous difficult condensation, makes industrial waste gas pollutant difficult to dissolve in aqueous, has improved the purity when industrial waste gas gathers the sample through collection device.
The invention is further configured to: if the air pressure value is not greater than the first reference air pressure value, controlling the first electromagnetic valve to be opened;
and judging whether the air pressure value is equal to the second reference air pressure value or not, and if so, controlling the first electromagnetic valve to be closed.
Through adopting above-mentioned technical scheme, the atmospheric pressure value in the discharge tube is promptly to second benchmark atmospheric pressure value, and when the atmospheric pressure value in the collecting bottle was equal with second benchmark atmospheric pressure value, closed through first solenoid valve and control industrial waste gas sampling and finish, made the atmospheric pressure value in the collecting bottle equal with the atmospheric pressure value in the discharge tube, and then improved the degree of accuracy when industrial waste gas detected.
A third object of the present invention is to provide a computer-readable storage medium, which is not easily doped with air when collecting industrial waste gas, and which improves the purity of industrial waste gas collection and improves the accuracy of industrial waste gas detection.
The above object of the present invention is achieved by the following technical solutions:
a computer readable storage medium storing a computer readable program for implementing the collecting method for industrial waste gas detection as described above when the computer is loaded and executed by a processor.
Through adopting above-mentioned technical scheme, the vacuum pump has reduced the air residue in the collecting bottle to the collecting bottle evacuation, and the convenience is collected industrial waste gas simultaneously, has improved the purity when collecting industrial waste gas, and then has improved industrial waste gas detection's the degree of accuracy.
In conclusion, the beneficial technical effects of the invention are as follows:
1. air is not easy to mix when industrial waste gas is collected, so that the purity of industrial waste gas collection is improved, and the accuracy of industrial waste gas detection is improved;
2. heating the industrial waste gas discharge pipeline through the heating plate, making gaseous difficult condensation, making the industrial waste gas pollutant be difficult for dissolving in the aquatic, improved the purity when industrial waste gas passes through collection device and gathers the sample.
Drawings
Fig. 1 is a schematic structural view of a collecting device for industrial waste gas detection.
Fig. 2 is an exploded view of the locking tube, the locking tube and the driving tube.
Fig. 3 is a schematic structural view of the binding band, the heating sheet and the penetrating sheet.
Fig. 4 is a schematic view of a partial explosion of the heating plate with the piercing plate and the restraining band.
Fig. 5 is a block flow diagram of a collection method for industrial waste gas detection.
In the figure, 1, a collection bottle; 11. an air inlet pipe; 12. an air outlet pipe; 2. a first solenoid valve; 3. a second solenoid valve; 4. a vacuum pump; 5. an air pressure sensor; 6. an elastic tube; 61. tightly holding the pipe; 611. dividing the groove; 612. tapering threads; 62. a drive tube; 7. a heating plate; 71. inserting the sheet; 711. anti-skid projections; 72. a binding belt; 721. a sub-magic tape; 722. female magic tape; 8. a temperature sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Referring to fig. 1, the collecting device for industrial waste gas detection comprises a collecting bottle 1, an air inlet pipe 11, an air outlet pipe 12, a first electromagnetic valve 2, a second electromagnetic valve 3, a vacuum pump 4 and a pressure sensor 5.
The gas inlet pipe 11 and the gas outlet pipe 12 are respectively and integrally arranged at two ends of the collecting bottle 1, the gas inlet pipe 11 and the gas outlet pipe 12 are both communicated with the inner cavity of the collecting bottle 1, the first electromagnetic valve 2 is arranged on the gas inlet pipe 11 and used for controlling the opening or closing of the gas inlet pipe 11, and the second electromagnetic valve 3 is arranged on the gas outlet pipe 12 and used for controlling the opening or closing of the gas outlet pipe 12; vacuum pump 4 can dismantle the one end of keeping away from receiving flask 1 in outlet duct 12, and vacuum pump 4 accessible flange is connected with outlet duct 12, and vacuum pump 4 is used for the evacuation of receiving flask 1.
The air pressure sensor 5 is installed on the collecting bottle 1 and used for detecting the air pressure value in the collecting bottle 1 so as to conveniently control the opening or closing of the first electromagnetic valve 2, the second electromagnetic valve 3 and the vacuum pump 4.
Referring to fig. 1 and 2, one end of the air inlet pipe 11, which is far away from the collecting bottle 1, is sleeved with an elastic pipe 6, the elastic pipe 6 is used for connecting with a branch pipe of an industrial waste gas discharge pipeline, the elastic pipe 6 is made of elastic material, and the elastic pipe 6 is preferably made of rubber; the outside of elastic tube 6 still can be further fixed through staple bolt or ribbon, makes elastic tube 6 be connected more firmly with intake pipe 11, and is difficult for revealing.
The side, far away from the air inlet pipe 11, of the elastic pipe 6 is further sleeved with an enclasping pipe 61, the peripheral wall of the enclasping pipe 61 is arranged in a direction from the air inlet pipe 11 to the elastic pipe 6 in an increasing mode, tapered threads 612 are arranged on the peripheral wall of the enclasping pipe 61, the enclasping pipe 61 is further connected with a driving pipe 62 in an external thread mode, and the driving pipe 62 is used for driving the enclasping pipe 61 to deform elastically inwards so as to enclasping a branch pipe connected with the elastic pipe 6; one side of the clasping tube 61 far away from the elastic tube 6 is provided with a plurality of dividing grooves 611 which are uniformly distributed along the circumferential direction, and the dividing grooves 611 weaken the structural strength of the clasping tube 61 so as to facilitate the driving tube 62 to drive the clasping tube 61 to elastically deform inwards.
Referring to fig. 1 and 3, the heat-insulating and heat-insulating device further comprises a binding belt 72 and a plurality of heating sheets 7; a penetrating piece 71 is arranged on one side of the heating sheet 7, the penetrating piece 71 is adhered and fixed on the heating sheet 7, a gap for the binding belt 72 to penetrate is formed between the penetrating piece 71 and the heating sheet 7, the binding belt 72 is made of an elastic belt, and the binding belt 72 penetrates through the penetrating piece 71 on the heating sheet 7 in sequence; sub-magic tape 721 is fixed to one end of the binding belt 72 in a sticking manner, female magic tape 722 is fixed to the other end of the binding belt 72 in a sticking manner, the sub-magic tape 721 and the female magic tape 722 are mutually matched to enable two ends of the binding belt 72 to be connected together, and then the heating sheet 7 is bound on the industrial waste gas discharge pipeline to heat the industrial waste gas discharge pipeline, so that gas is not easy to condense, and industrial waste gas pollutants are not easy to dissolve in water.
Referring to fig. 4, a plurality of anti-slip protrusions 711 are further integrally formed at one side of the through piece 71 close to the heating sheet 7, where the anti-slip protrusions 711 are semi-spherically formed to increase the friction between the through piece 71 and the binding belt 72.
Referring to fig. 5, based on the same inventive concept, an embodiment of the present invention provides a collecting method for industrial waste gas detection, including: judging whether a trigger signal is received or not, and if so, acquiring the air pressure value in the collecting bottle; judging whether the air pressure value is greater than a first reference air pressure value, if so, controlling the second electromagnetic valve to be opened, and controlling the vacuum pump to be started; and when the air pressure value is not greater than the first reference air pressure value, the second electromagnetic valve and the vacuum pump are closed.
In the embodiment of the invention, the air pressure value in the collecting bottle is compared with the first reference air pressure value, and if the air pressure value in the collecting bottle is greater than the first reference air pressure value, the vacuum pump vacuumizes the collecting bottle, so that the air residue in the collecting bottle is reduced, the industrial waste gas is conveniently collected, the purity of the collected industrial waste gas is improved, and the accuracy of industrial waste gas detection is further improved.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present invention will be described in further detail with reference to the drawings attached hereto.
As shown in fig. 5:
a collecting method for industrial waste gas detection is mainly described in the following flow.
The implementation method comprises the steps of judging whether a trigger signal is received or not, and if so, acquiring the air pressure value in the collecting bottle; judging whether the air pressure value is greater than a first reference air pressure value, if so, controlling the second electromagnetic valve to be opened, and controlling the vacuum pump to be started; and if not, controlling the second electromagnetic valve and the vacuum pump to be closed.
The trigger signal can be obtained by a mechanical key trigger mode or a virtual key trigger mode, so that manual control trigger is needed; the first reference air pressure value may be set according to the requirements of specific detection precision, and the first reference air pressure value is preferably set
Pa; controlling the vacuum pump and the second electromagnetic valve to be opened or closed through the comparison condition of the first reference air pressure value and the air pressure value in the collecting bottle so as to vacuumize the collecting bottle; when vacuum pumping is carried out, the first electromagnetic valve is in a closed state.
As an implementation method of the present invention, if the air pressure value is not greater than the first reference air pressure value, a surface temperature value of the exhaust gas discharge pipe is acquired; and judging whether the surface temperature value is less than the reference temperature value, and if so, controlling the heating sheet to heat.
After the air pressure value in the collecting bottle is not greater than a first reference air pressure value, the surface temperature value of the industrial waste gas discharge pipeline is detected through the temperature sensor, the heating of the heating sheet is controlled or not heated through the comparison of the surface temperature value and the reference temperature value, so that after the surface temperature value is not less than the reference temperature value, the industrial waste gas is sampled, the industrial waste gas is not easy to condense, industrial waste gas pollutants are not easy to dissolve in water, and the accuracy of industrial waste gas sampling is improved; when the heating plate is used, the heating plate is bound on the industrial waste gas discharge pipeline through the binding belt, and the probe of the temperature sensor is clamped between the heating plate and the industrial waste gas discharge pipeline.
As an implementation method of the present invention, if the air pressure value is not greater than the first reference air pressure value, the first solenoid valve is controlled to be opened; and judging whether the air pressure value is equal to the second reference air pressure value or not, and if so, controlling the first electromagnetic valve to be closed.
After the collection bottle is vacuumized, namely the air pressure value is not greater than a first reference air pressure value, controlling the first electromagnetic valve to open, and starting to collect and sample industrial waste gas; judging whether the air pressure value is equal to a second reference air pressure value to control whether the first electromagnetic valve is closed or not, so that the air pressure value in the collecting bottle is equal to the air pressure value in the industrial waste gas discharge pipeline when the industrial waste gas is collected and sampled, and the accuracy of industrial waste gas sampling is improved; the second reference air pressure value needs to be input and set by the user according to the actually measured air pressure value in the industrial waste gas discharge pipeline.
As shown in fig. 5, a collecting method for industrial waste gas detection comprises the following specific steps:
s1, sleeving the elastic pipe on a branch pipe of the industrial waste gas discharge pipeline, and driving the holding pipe to elastically deform inwards through the driving pipe to enable the holding pipe to hold the branch pipe;
s2, binding the heating plate on the industrial waste gas discharge pipeline near the branch pipe through a binding belt, and inserting the probe of the temperature sensor between the heating plate and the industrial waste gas discharge pipeline;
s3, inputting a first reference air pressure value and a second reference air pressure value, and pressing a trigger switch button;
s4, acquiring the air pressure value in the collecting bottle, judging whether the air pressure value is larger than a first reference air pressure value, if so, controlling the second electromagnetic valve to open, and controlling the vacuum pump to start; when the air pressure value is equal to the first reference air pressure value, the vacuum pump and the second electromagnetic valve are both closed;
s5, obtaining a surface temperature value of the industrial waste gas discharge pipeline, judging whether the surface temperature value is smaller than a reference temperature value, and if so, controlling the heating sheet to heat; when the surface temperature value is equal to the reference temperature value, the heating sheet stops heating;
s6, controlling the first electromagnetic valve to open, and collecting industrial waste gas;
and S7, judging whether the air pressure value is equal to the second reference air pressure value, and if so, controlling the first electromagnetic valve to close.
Based on the same inventive concept, embodiments of the present invention provide a computer-readable storage medium, which is capable of implementing the steps as described in the flowchart of fig. 5 when being loaded and executed by a processor.
The computer-readable storage medium includes, for example: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
It will be clear to those skilled in the art that, for convenience and simplicity of description, the foregoing division of the functional modules is merely used as an example, and in practical applications, the above function distribution may be performed by different functional modules according to needs, that is, the internal structure of the device is divided into different functional modules to perform all or part of the above described functions. For the specific working processes of the system, the apparatus and the unit described above, reference may be made to the corresponding processes in the foregoing method embodiments, and details are not described here again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, a network device, or the like) or a processor (processor) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: u disk, removable hard disk, read only memory, random access memory, magnetic or optical disk, etc. for storing program codes.
The above embodiments are only used to describe the technical solutions of the present application in detail, but the above embodiments are only used to help understanding the method and the core idea of the present invention, and should not be construed as limiting the present invention. Those skilled in the art should also appreciate that they can easily conceive of various changes and substitutions within the technical scope of the present disclosure.
Claims (10)
1. The utility model provides a collection device for industrial waste gas detection which characterized in that: the device comprises a collecting bottle (1), an air inlet pipe (11) integrally arranged at one end of the collecting bottle (1), an air outlet pipe (12) integrally arranged at the other end of the collecting bottle (1), a first electromagnetic valve (2) arranged on the air inlet pipe (11), a second electromagnetic valve (3) arranged on the air outlet pipe (12), a vacuum pump (4) detachably connected to one end of the air outlet pipe (12) far away from the collecting bottle (1), and an air pressure sensor (5) arranged on the collecting bottle (1) and used for detecting the pressure in the collecting bottle (1);
further comprising:
a processor for loading and executing a set of instructions; and
the computer-readable storage medium of claim 10.
2. The collecting device for industrial waste gas detection according to claim 1, characterized in that: an elastic pipe (6) is sleeved at one end, far away from the collecting bottle (1), of the air inlet pipe (11).
3. The collecting device for industrial waste gas detection according to claim 2, characterized in that: the cover is equipped with on elasticity pipe (6) and embraces and tightly manages (61), set up a plurality of cut-off grooves (611) that set up along circumference on embracing tightly tub periphery wall (61), be equipped with on embracing tightly tub periphery wall of (61) from receiving flask (1) to intake pipe (11) taper thread (612) that progressively increase gradually, it has driving tube (62) that the driving tube of armful pipe (61) internal contraction to order about to embrace tightly tub (61) threaded connection on (61) to embrace tightly tub.
4. The collecting device for industrial waste gas detection according to claim 1, characterized in that: the heating device also comprises a plurality of heating sheets (7) for heating and a temperature sensor (8) for detecting the surface temperature of the exhaust gas discharge pipeline.
5. The collecting device for industrial waste gas detection according to claim 4, wherein: a penetrating piece (71) is arranged on one side of the heating piece (7), a binding belt (72) penetrates through the penetrating hole, the binding belt (72) sequentially penetrates through the penetrating piece (71), and a plurality of anti-skid protrusions (711) are integrally arranged on the inner side wall of the penetrating piece (71);
one end of the binding belt (72) is provided with a sub magic tape (721), and the other end of the binding belt (72) is provided with a female magic tape (722) matched with the sub magic tape (721).
6. The collecting device for industrial waste gas detection according to claim 5, wherein: the binding band (72) is made of an elastic band.
7. A collecting method for industrial waste gas detection is characterized in that: the method comprises the following steps:
judging whether a trigger signal is received or not, and if so, acquiring the air pressure value in the collecting bottle;
judging whether the air pressure value is greater than a first reference air pressure value, if so, controlling the second electromagnetic valve to be opened, and controlling the vacuum pump to be started;
and if not, controlling the second electromagnetic valve and the vacuum pump to be closed.
8. The collecting method for industrial waste gas detection according to claim 7, characterized in that:
if the air pressure value is not greater than the first reference air pressure value, acquiring a surface temperature value of the waste gas discharge pipeline;
and judging whether the surface temperature value is less than the reference temperature value, and if so, controlling the heating sheet to heat.
9. The collecting method for industrial waste gas detection according to claim 7, characterized in that:
if the air pressure value is not greater than the first reference air pressure value, controlling the first electromagnetic valve to be opened;
and judging whether the air pressure value is equal to the second reference air pressure value or not, and if so, controlling the first electromagnetic valve to be closed.
10. A computer-readable storage medium storing a program that when loaded and executed by a processor implements a collection method for industrial exhaust gas detection according to any one of claims 7 to 9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116088591A (en) * | 2023-01-16 | 2023-05-09 | 北京京仪自动化装备技术股份有限公司 | Exhaust gas treatment method and system, electronic device and storage medium |
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