CN208999365U - A kind of test device for deleterious particle concentration in environment - Google Patents
A kind of test device for deleterious particle concentration in environment Download PDFInfo
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- CN208999365U CN208999365U CN201821736229.1U CN201821736229U CN208999365U CN 208999365 U CN208999365 U CN 208999365U CN 201821736229 U CN201821736229 U CN 201821736229U CN 208999365 U CN208999365 U CN 208999365U
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Abstract
The utility model discloses a kind of test devices for deleterious particle concentration in environment, including rack, the top side of rack is fixed with air acquisition case, one lateral roof of air acquisition case is fixed with and its internal air inlet pipe being connected to, the junction of air inlet pipe and air acquisition case is fixedly installed with air exhauster, the side of air acquisition case is connected to by air hose with drying box, the outlet side of air pump is connected to by active carbon sampling pipe with the inlet end of gas chromatograph, and the outlet side of gas chromatograph is connected to by active carbon sampling pipe with the inlet end of flowmeter.A kind of test device for deleterious particle concentration in environment of the utility model, cooperate flowmeter by the gas chromatograph of setting, all kinds of gases in environment can be calculated, such as methanol, formaldehyde, keep testing result more specific, the integrated apparatus that the equipment such as air acquisition case, gas chromatograph and gas absorption cell are formed makes sampling, test and absorbs while carrying out, convenient and efficient.
Description
Technical field
The utility model relates to gas detection equipment technical fields, in particular to a kind of for deleterious particle concentration in environment
Test device.
Background technique
In process of production, the toxic and harmful gas being discharged into air of workplace not only directly affects the peace of operator
Entirely with health, and pollute surrounding enviroment.The production process that especially equipment is outmoded, technique is backward, toxic gas harm are asked
Topic seems especially prominent.Acute poisoning accident happens occasionally in enterprise production process, and many Work places concentration of toxic gases are big
It is more than greatly state-set standard, seriously threatens the health of operating personnel.In order to control toxic and harmful gas to operating personnel
The influence of health, adopts an effective measure and controls the harm of toxic gas, it is necessary to first in air of workplace, and be discharged into
Composition, property, quantity of toxic and harmful gas in atmosphere etc. are detected, are analyzed, and are analyzed according to gas detecting instrument as a result, adopting
It takes targetedly measure to be administered, efficiently controls environmental pollution.And the equipment of current detection gas concentration, it is mostly a series of
Detector, this kind of detector is although small in size, can carry, but detection effect is general, can not specifically detect environment
In all kinds of toxic gases that contain and its concentration values need in addition using before this kind of detector first with relevant device to gas
Body is acquired, then is detected, and not can be carried out integrated movement, and detection efficiency is lower.
Utility model content
The purpose of this utility model is to provide a kind of test devices for deleterious particle concentration in environment, on solving
State the not specific problem low with detection efficiency of testing result of the detector proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: one kind is for deleterious particle concentration in environment
Test device, including rack, the top side of the rack is fixed with air acquisition case, air acquisition case side top
Portion, which is fixed with, is fixedly installed with gas gathering mask with its internal air inlet pipe be connected to, one end of the air inlet pipe, the air inlet pipe and
The junction of air acquisition case is fixedly installed with air exhauster, and the side of the air acquisition case is connected to by air hose with drying box,
The bottom end of the inside of the drying box is contained with moisture adsorbent, and the side of the drying box is equipped with and its internal pumping being connected to
The outlet side of air pump, the air pump is connected to by active carbon sampling pipe with the inlet end of gas chromatograph, the gas-chromatography
The outlet side of instrument is connected to by active carbon sampling pipe with the inlet end of flowmeter, and the outlet side of the flowmeter is adopted by active carbon
Sample pipe is connected to the inner bottom of gas absorption cell, and the junction of the active carbon sampling pipe and flowmeter is equipped with the first safety
Valve.
As a kind of optimal technical scheme of the utility model, being connected together in the middle part of the air inlet pipe has strainer.
As a kind of optimal technical scheme of the utility model, the work of used connection drying box and gas chromatograph
Property charcoal sampling pipe be connected to storage bin by branch pipe, air conditioner, the middle part of the branch pipe are fixedly installed with inside the storage bin
It is fixed with the second safety valve, the drying box, gas chromatograph, the bottom of flowmeter and storage bin are solid with the top of rack
Fixed connection.
As a kind of optimal technical scheme of the utility model, the junction of the active carbon sampling pipe and gas chromatograph
It is fixed with control valve.
As a kind of optimal technical scheme of the utility model, the positive side of the rack is fixed with switch panel,
The switch panel surface is fixed with air exhauster switch, exhausting switch pump, air conditioner switch and gas chromatograph switch, described
Air exhauster is switched by air exhauster, air pump is switched by exhausting switch pump, air conditioner by air conditioner and gas chromatograph is logical
Gas chromatograph switch is crossed to be electrically connected with extraneous power supply.
Compared with prior art, the utility model has the beneficial effects that the utility model one kind is for harmful in environment
The test device of grain concentration is cooperated the gas capacity in flowmeter, can be calculated by the gas chromatograph being arranged in rack side
All kinds of gases in environment out, such as the concentration of methanol, formaldehyde, benzene, chlorobenzene make testing result specifically, effectively, by
The drying box that air acquisition case side is equipped with, can effectively remove the moisture in air, keep test result more accurate, pass through setting
First safety valve and the second safety valve can prevent gas outflow from damaging to the body of operator, be sampled by active carbon
Pipe connects the equipment such as air acquisition case, gas chromatograph and gas absorption cell, forms integrated apparatus, makes sampling, test and inhales
It receives while carrying out, it is convenient and efficient, substantially increase detection efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In figure: 1, air acquisition case；2, air inlet pipe；3, gas gathering mask；4, rack；5, drying box；6, active carbon sampling pipe；7,
Gas chromatograph；8, flowmeter；9, gas absorption cell；10, strainer；11, moisture adsorbent；12, the second safety valve；13, it stores
Case；14, air conditioner；15, the first safety valve；16, air exhauster；17, switch panel；18, air pump；19, control valve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of test device for deleterious particle concentration in environment, including machine
Frame 4, the top side of rack 4 are fixed with air acquisition case 1, and 1 one lateral roof of air acquisition case is fixed with to be connected with inside it
Logical air inlet pipe 2, one end of air inlet pipe 2 are fixedly installed with gas gathering mask 3, the fixed peace in the junction of air inlet pipe 2 and air acquisition case 1
Equipped with air exhauster 16, the side of air acquisition case 1 is connected to by air hose with drying box 5, and the bottom end of the inside of drying box 5 is contained with
Moisture adsorbent 11, the side of drying box 5 are equipped with the air pump 18 being connected to its inside, and the outlet side of air pump 18 passes through work
Property charcoal sampling pipe 6 be connected to the inlet end of gas chromatograph 7, the outlet side of gas chromatograph 7 passes through active carbon sampling pipe 6 and stream
The inlet end of meter 8 is connected to, and the outlet side of flowmeter 8 is connected by the inner bottom of active carbon sampling pipe 6 and gas absorption cell 9
Logical, the junction of active carbon sampling pipe 6 and flowmeter 8 is equipped with the first safety valve 15.
Preferably, the middle part of air inlet pipe 2, which is connected together, strainer 10, can first filter out the larger impurity in air, avoid
Influence test effect.
Preferably, pass through branch pipe and storage bin 13 for connecting the active carbon sampling pipe 6 of drying box 5 and gas chromatograph 7
It is connected to, is fixedly installed with air conditioner 14 inside storage bin 13, the second safety valve 12, drying box 5, gas are fixed in the middle part of branch pipe
The bottom of chromatography 7, flowmeter 8 and storage bin 13 is fixedly connected with the top of rack 4, and air conditioner 14 and storage bin 13 can
It is stored after being rapidly cooled to gas.
Preferably, the junction of active carbon sampling pipe 6 and gas chromatograph 7 is fixedly installed with control valve 19, can be according to need
Sample introduction speed is adjusted by control valve 19.
Preferably, the positive side of rack 4 is fixed with switch panel 17, and 17 surface of switch panel is fixed with air exhauster
Switch, exhausting switch pump, air conditioner switch and gas chromatograph switch, air exhauster 16 is switched by air exhauster, air pump 18 is logical
Cross exhausting switch pump, air conditioner 14 is switched by air conditioner and gas chromatograph 7 is electric with the external world by gas chromatograph switch
Source is electrically connected.
When specifically used, a kind of test device for deleterious particle concentration in environment of the utility model, when work, simultaneously
Air exhauster switch, gas chromatograph switch, air conditioner switch and exhausting switch pump are opened, in the work of air exhauster 16 and gas gathering mask 3
Under, the under test gas in environment is entered in air acquisition case 1 by air inlet pipe 2, and wherein strainer 10 can be filtered out first in air
Larger impurity avoids influencing detection effect.Under test gas is entered in drying box 5 by air acquisition case 1 later, inside drying box 5
Moisture adsorbent 11 testing result can be made more accurate in this way the moisture absorption in air.Again in the effect of air pump 18
Under, a part of under test gas enters in storage bin 13 through branch pipe, and the air conditioner 14 in storage bin 13 at once cools down gas,
Due to inside the second safety valve 12 be check valve, into storage bin 13 gas just be cooled after store, so as to next time survey
Examination uses, and another part under test gas is then entered by active carbon sampling pipe 6 in the gas chromatograph 7 of model GC1690,
In can as desired by control valve 19 adjust sample introduction speed, the display screen on 7 surface of gas chromatograph can be shown all kinds of at this time
The peak area of gas can calculate all kinds of gases further according to the gas capacity in the flowmeter 8 of model LDE, such as methanol, first
The concentration of aldehyde, benzene, chlorobenzene etc. makes testing result specifically.After being completed, the first safety valve 15 is opened, gas is allowed to enter
It is absorbed by liquid absorption in gas absorption cell 9.In this detection process, air acquisition case 1, gas chromatograph 7 and gas absorption cell 9
Etc. equipment formed integrated apparatus, make sampling, test and absorb at the same carry out, it is convenient and efficient, substantially increase detection efficiency.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of test device for deleterious particle concentration in environment, including rack (4), which is characterized in that the rack (4)
Top side be fixed with air acquisition case (1), (1) one lateral roof of air acquisition case is fixed with and it internal is connected to
Air inlet pipe (2), one end of the air inlet pipe (2) is fixedly installed with gas gathering mask (3), the air inlet pipe (2) and air acquisition case
(1) junction is fixedly installed with air exhauster (16), and the side of the air acquisition case (1) is connected by air hose and drying box (5)
Logical, the bottom end of the inside of the drying box (5) is contained with moisture adsorbent (11), the side of the drying box (5) be equipped with
Its internal air pump (18) being connected to, the outlet side of the air pump (18) pass through active carbon sampling pipe (6) and gas chromatograph
(7) inlet end connection, the outlet side of the gas chromatograph (7) pass through the air inlet of active carbon sampling pipe (6) and flowmeter (8)
The outlet side of end connection, the flowmeter (8) is connected to by active carbon sampling pipe (6) with the inner bottom of gas absorption cell (9),
The junction of the active carbon sampling pipe (6) and flowmeter (8) is equipped with the first safety valve (15).
2. a kind of test device for deleterious particle concentration in environment according to claim 1, it is characterised in that: described
Strainer (10) are installed in the middle part of air inlet pipe (2).
3. a kind of test device for deleterious particle concentration in environment according to claim 1, it is characterised in that: be used for
The active carbon sampling pipe (6) of connection drying box (5) and gas chromatograph (7) is connected to by branch pipe with storage bin (13), institute
It states and is fixedly installed with air conditioner (14) inside storage bin (13), the second safety valve (12), institute are fixed in the middle part of the branch pipe
The bottom for stating drying box (5), gas chromatograph (7), flowmeter (8) and storage bin (13), which is fixed with the top of rack (4), to be connected
It connects.
4. a kind of test device for deleterious particle concentration in environment according to claim 1, it is characterised in that: described
The inlet end junction of active carbon sampling pipe (6) and gas chromatograph (7) is fixed with control valve (19).
5. a kind of test device for deleterious particle concentration in environment according to claim 3, it is characterised in that: described
The positive side of rack (4) is fixed with switch panel (17), switch panel (17) surface be fixed with air exhauster switch,
Exhausting switch pump, air conditioner switch and gas chromatograph switch, the air exhauster (16) pass through air exhauster switch, air pump (18)
By exhausting switch pump, air conditioner (14) by air conditioner switch and gas chromatograph (7) by gas chromatograph switch with
Extraneous power supply is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736229.1U CN208999365U (en) | 2018-10-25 | 2018-10-25 | A kind of test device for deleterious particle concentration in environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736229.1U CN208999365U (en) | 2018-10-25 | 2018-10-25 | A kind of test device for deleterious particle concentration in environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208999365U true CN208999365U (en) | 2019-06-18 |
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ID=66804656
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821736229.1U Active CN208999365U (en) | 2018-10-25 | 2018-10-25 | A kind of test device for deleterious particle concentration in environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021179691A1 (en) * | 2020-03-12 | 2021-09-16 | 江苏维尤纳特精细化工有限公司 | Online waste gas monitoring apparatus for use in chlorothalonil industrial production |
-
2018
- 2018-10-25 CN CN201821736229.1U patent/CN208999365U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021179691A1 (en) * | 2020-03-12 | 2021-09-16 | 江苏维尤纳特精细化工有限公司 | Online waste gas monitoring apparatus for use in chlorothalonil industrial production |
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