CN204439423U - A kind of occupational health sampling thief - Google Patents
A kind of occupational health sampling thief Download PDFInfo
- Publication number
- CN204439423U CN204439423U CN201520093962.6U CN201520093962U CN204439423U CN 204439423 U CN204439423 U CN 204439423U CN 201520093962 U CN201520093962 U CN 201520093962U CN 204439423 U CN204439423 U CN 204439423U
- Authority
- CN
- China
- Prior art keywords
- anger
- open
- mentioned
- work
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model proposes a kind of occupational health sampling thief, comprise carrier, absorption of sample pipe, draft tube, flow control sensor, aspiration pump, inlet pipe connection and connecting pipe of giving vent to anger; Carrier is provided with multiple air inlet jack and jack of giving vent to anger, and a upper insertion hole groups is communicated with by air flue, and air flue is equipped with air flue switch.So, the utility model by air intake opening and gas outlet respectively with air inlet jack and the jack grafting of giving vent to anger of carrier, inlet pipe connection is connected with air intake opening, connecting pipe of giving vent to anger is connected with gas outlet, open aspiration pump, sample with predetermined power, the air of the schedule time to occupational health sampling position; Also corresponding one or more air flue switch can be opened, adjacent one or more absorption of sample pipes are connected, the absorption of sample pipe in downstream is absorbed the sample that the absorption of sample pipe of upstream is omitted, and the absorption of sample pipe then taking off all series connection detects; So, the utility model use-pattern is various, and sampling more comprehensively accurately.
Description
Technical field
The utility model relates to sampling thief field, is specifically related to a kind of occupational health sampling thief.
Background technology
Sampling thief is a kind of usual means in order to gather atmospheric environment and plant site gas.It is widely used in occupational health spot sampling and test in laboratory, and the unit such as atmosphere environment supervision, health and epidemic prevention, labour protection, scientific research uses, and also can support the use with relevant instrument.By to sample gas analysis, to understand the degree that environment is polluted by harmful gas, and provide the actual conditions of pollution to competent departments concerned, to take some countermeasures, thus ensure that people have a healthy living environment.
Sampling thief includes pump sampling thief and without pump sampling thief, wherein has pump sampling thief to disclose a kind of time-sharing multiple-sample constant-temperature constant-current air sampler as Chinese utility model patent CN 201010174255.1, comprises single-chip microcomputer and two gas circuits; Its single-chip microcomputer is provided with keyboard and display, and its each gas circuit includes the air intake opening, absorption bottle, solenoid valve, flow sensor, aspiration pump and the exhausr port that connect successively; It is characterized in that: its air intake opening is by connecting pipe parallel connection at least two absorption bottles, and wherein each absorption bottle is all connected a solenoid valve being communicated with drying bottle; Its absorption bottle is placed in constant temperature oven, set temperature sensor and temperature controller in constant temperature oven; Described solenoid valve, flow sensor, temperature sensor, temperature controller, aspiration pump are all electrically connected with single-chip microcomputer.Its each gas circuit 4 to 8 absorption bottles all in parallel.Between its flow sensor and aspiration pump, also surge flask is set.Described flow sensor is low discharge mass flow sensor.Same gas circuit can be used to gather multiple sample respectively at Different periods, this sampling thief mainly props up the conversion of gas circuit by the open and close controlling aspiration pump and solenoid valve to realize sampling, and has carried out the collection that a gas circuit carries out multiple sample at times.But there is many defects in the sample collection utilizing this air sampler to carry out occupational health aspect: multiple absorption bottles as in parallel in this air sampler successively by same gas circuit connect, between absorption bottle, easy cross pollution, affects the accuracy of collected specimens.In addition, the GB/T160.29-2004 " workplace air noxious material measures inorganic nitrogen-containing compound " that health ministry is issued requires to utilize two absorption bottle series connection to carry out the collection of sample, and the disclosed this air sampler of Chinese invention patent (application number 201010174255.1) cannot meet this requirement, sampling accuracy and comprehensive deficiency.Therefore, design a kind of air sampler being really applicable to occupational health context of detection and just seem particularly urgent.
Given this, inventor furthers investigate the problems referred to above, then has this case to produce.
Utility model content
It is various that the purpose of this utility model is to provide a kind of use-pattern, and sampling is more comprehensively accurate, novel and reasonable structure, practical occupational health sampling thief.
In order to achieve the above object, the utility model adopts such technical scheme:
A kind of occupational health sampling thief, comprise carrier, multiple absorption of sample pipe be located on carrier, be located at the draft tube on carrier, flow control sensor, with the aspiration pump being connected to flow control sensor downstream, and the inlet pipe connection of the air intake opening of connection draft tube and absorption of sample pipe, with the connecting pipe of giving vent to anger of the inlet end of the gas outlet and flow control sensor that are connected absorption of sample pipe; Described carrier is provided with the air inlet jack and jack of giving vent to anger that the air intake opening of each described absorption of sample pipe of multiple confession and gas outlet insert respectively, the air inlet jack that same described absorption of sample pipe inserts and jack of giving vent to anger form one group of insertion hole groups, each described insertion hole groups is arranged in order setting, and jack of giving vent to anger described in insertion hole groups described in upper is communicated with by air flue with the air inlet jack of insertion hole groups described in next, described air flue is equipped with air flue switch; Described inlet pipe connection is connected with described air intake opening is dismantled and assembled, described in connecting pipe of giving vent to anger be connected with described gas outlet is dismantled and assembled; Described carrier is disk, and described draft tube is located at the center of described carrier, and described inlet pipe connection and described draft tube are articulated; Described insertion hole groups distributes ringwise around described draft tube, and each described air intake opening is in inner ring, and each described gas outlet is in outer shroud.
Above-mentioned air intake opening is equipped with air inlet switch, and above-mentioned gas outlet is equipped with out air cock.
Above-mentioned inlet pipe connection is equipped to bend to above-mentioned air intake opening and is inserted into gas port and the air inlet plug opening above-mentioned air inlet switch, above-mentioned connecting pipe of giving vent to anger be equipped to bend to above-mentioned gas outlet insert gas outlet and open above-mentioned go out the plug of giving vent to anger of air cock.
Above-mentioned air inlet switch comprises and is fixed in above-mentioned air inlet jack and has the first stopper of the first open-work, be fixed in described air inlet jack and be in first gear subordinate and swim and second stopper with the second open-work, activity is located in described air inlet jack and is in the first stopper upstream and the first magnetic stop block closed the first open-work, and to be connected to the second stopper and the first magnetic stop block through the first open-work and to keep the first magnetic stop block to close the first extension spring of the first open-work, the middle part of described first magnetic stop block has three open-work corresponding with the venthole of above-mentioned air inlet plug, described air inlet plug has the first magnetic patch attracted each other with described first magnetic stop block,
Above-mentioned go out air cock comprise being fixed at and above-mentionedly to give vent to anger in jack and there is the third gear portion of the 4th open-work, give vent to anger described in being fixed at and be in third gear subordinate in jack and swim and the fourth gear portion with the 5th open-work, activity is given vent to anger in jack and is in upstream, third gear portion and the second magnetic stop block closed the 4th open-work described in being located at, and to be connected to fourth gear portion and the second magnetic stop block through the 4th open-work and to keep the second magnetic stop block to close the second extension spring of the 4th open-work, the middle part of described second magnetic stop block has six open-work corresponding with the air admission hole of above-mentioned plug of giving vent to anger, described plug of giving vent to anger has the second magnetic patch attracted each other with described second magnetic stop block.
Ringwise, multiple above-mentioned first open-work is arranged in the annular corresponding with described first magnetic stop block to above-mentioned first magnetic stop block; Above-mentioned first magnetic patch ringwise, is formed at the edge of above-mentioned air inlet plug venthole;
Ringwise, multiple above-mentioned 4th open-work is arranged in the annular corresponding with described second magnetic stop block to above-mentioned second magnetic stop block; Above-mentioned second magnetic patch ringwise, is formed at the edge of above-mentioned plug air admission hole of giving vent to anger.
After adopting technique scheme, occupational health sampling thief of the present utility model, break through the structural form of legacy sampler, in actual use, by the air intake opening of corresponding absorption of sample pipe and gas outlet respectively with air inlet jack and the jack grafting of giving vent to anger of carrier, the air intake opening of inlet pipe connection with corresponding absorption of sample pipe is connected, connecting pipe of giving vent to anger is connected with the gas outlet of corresponding absorption of sample pipe, open aspiration pump, with predetermined power, the schedule time is also sampled by the air of flow control sensor control flow to occupational health sampling position, then take off absorption of sample pipe to detect, also corresponding one or more air flue switch can be opened, adjacent one or more absorption of sample pipes are connected, the absorption of sample pipe in downstream is absorbed the sample that the absorption of sample pipe of upstream is omitted, and the absorption of sample pipe then taking off all series connection detects, compared with prior art, occupational health sampling thief of the present utility model, its use-pattern is various, and sampling is more comprehensively accurate, and novel and reasonable structure is practical.
Accompanying drawing explanation
Fig. 1 is top plan view structural representation of the present utility model;
Fig. 2 is side-looking planar structure schematic diagram of the present utility model;
Fig. 3 is sectional structure schematic diagram of the present utility model;
Fig. 4 is exploded structural representation of the present utility model.
In figure:
1-carrier 11-air inlet jack 12-gives vent to anger jack 13-air flue 14-air flue switch
2-absorption of sample pipe 21-air intake opening 22-gas outlet
23-air inlet switch 231-first grade of portion 2311-first open-work 232-second stopper 2321-second open-work 233-first magnetic stop block 2331-the 3rd open-work 234-first extension spring
24-goes out air cock 241-third gear portion 2411-the 4th open-work 242-fourth gear portion 2421-the 5th open-work 243-second magnetic stop block 2431-the 6th open-work 244-second extension spring
The 3-draft tube 4-flow control sensor 5-aspiration pump 6-inlet pipe connection 61-air inlet plug 611-first magnetic patch 7-connecting pipe 71-that gives vent to anger gives vent to anger plug 711-second magnetic patch.
Embodiment
In order to explain the technical solution of the utility model further, be described in detail below by specific embodiment.
A kind of occupational health sampling thief of the present utility model, as Figure 1-4, comprises carrier 1, absorption of sample pipe 2, draft tube 3, flow control sensor 4, aspiration pump 5, inlet pipe connection 6 and connecting pipe 7 of giving vent to anger.
Multiple absorption of sample pipe 2 is located on carrier 1, draft tube 3 is located on carrier, aspiration pump 5 is connected to flow control sensor 4 downstream, inlet pipe connection 6 connects the air intake opening 21 of draft tube 3 and absorption of sample pipe 2, and connecting pipe 7 of giving vent to anger connects the gas outlet 22 of absorption of sample pipe 2 and the inlet end of flow control sensor 4; Carrier 1 is provided with multiple air inlet jack 11 supplying the air intake opening 21 of each sample absorption tube 2 and gas outlet 22 to insert respectively and gives vent to anger jack 12, the air inlet jack 11 that same sample absorption tube 2 inserts and jack 12 of giving vent to anger form one group of insertion hole groups 10, each insertion hole groups 10 is arranged in order setting, and the jack 12 of giving vent to anger of a upper insertion hole groups 10 is communicated with by air flue 13 with the air inlet jack 11 of next insertion hole groups 10, air flue 13 is equipped with air flue switch 14; Inlet pipe connection 6 is connected with air intake opening 21 is dismantled and assembled, and connecting pipe 7 of giving vent to anger is connected with gas outlet 22 is dismantled and assembled.The utility model in actual use, by the air intake opening 21 of corresponding absorption of sample pipe 2 and gas outlet 22 respectively with air inlet jack 11 and jack 12 grafting of giving vent to anger of carrier 1, the air intake opening 21 of inlet pipe connection 6 with corresponding absorption of sample pipe 2 is connected, connecting pipe 7 of giving vent to anger is connected with the gas outlet 22 of corresponding absorption of sample pipe 2, open aspiration pump 5, with predetermined power, schedule time control the air of flow to occupational health sampling position by flow control sensor 4 and sample, then take off absorption of sample pipe 2 and detect; Also corresponding one or more air flue switch 14 can be opened, adjacent one or more absorption of sample pipes 2 are connected, the sample that the absorption of sample pipe 2 of absorption of sample pipe 2 pairs of upstreams in downstream is omitted absorbs, and the absorption of sample pipe 2 then taking off all series connection detects.
Preferably, carrier 1 is disk, and draft tube 3 is located at the center of carrier 1, and inlet pipe connection 6 and draft tube 3 are articulated; Insertion hole groups 10 moves into tracheae 3 and distributes ringwise, and each air intake opening 21 is in inner ring, and each gas outlet 22 is in outer shroud.So, inlet pipe connection 6 can draft tube 3 rotate arbitrarily for the center of circle, is connected as requested with corresponding air intake opening 21, easy to operate, and mechanism action is smooth.Concrete structure can be, and inlet pipe connection 6 is by axle sleeve (not shown) and draft tube 3 pivot joint, and described axle sleeve is located at the outside of described draft tube 3 by bearing holder (housing, cover).
Preferably, air flue switch 14 is throttling valve.The air flue switch 14 of throttling valve can control the Kai Heguan of air flue 13, goes back adjustable gas flow.
Preferably, the controller (not shown) that air flue switch 14, flow control sensor 4 and aspiration pump 5 to throttling valve control also is comprised.By operation control, control realization function is separately carried out to air flue switch 14, flow control sensor 4 and aspiration pump 5.
Preferably, air intake opening 21 is equipped with air inlet switch 23, and gas outlet 22 is equipped with out air cock 24.Air inlet switch 23 can control the Kai Heguan of air intake opening 21, goes out the controlled Kai Heguan making gas port 22 of air cock 24.
Preferably, inlet pipe connection 6 is equipped and is inserted into gas port 21 to air intake opening 21 is bending and opens the air inlet plug 61 of air inlet switch 23, and connecting pipe 7 of giving vent to anger is equipped and bendingly to gas outlet 22 inserts gas outlet 22 and open out the plug 71 of giving vent to anger of air cock 24.In actual use, when air inlet plug 61 is inserted into gas port 21, air inlet switch 23 is opened, and when air intake opening 21 extracted by air inlet plug 61, air inlet switch 23 is closed; When plug 71 of giving vent to anger inserts gas outlet 22, go out air cock 24 to open, when gas outlet 22 extracted by plug 71 of giving vent to anger, go out air cock 24 to close, can ensure that air intake opening 21 and gas outlet 22 are opened in use automatically like this, automatically closing when not using, guaranteeing the validity that absorption of sample pipe 2 works and stability.
Preferably, air inlet switch 23 comprises and is fixed in air inlet jack 11 and has the first stopper 231 of the first open-work 2311, be fixed in air inlet jack 11 and be in the first stopper 231 downstream and second stopper 232 with the second open-work 2321, activity is located in air inlet jack 11 and is in the first stopper 231 upstream and the first magnetic stop block 233 closed the first open-work 2311, and be connected to through the first open-work 2311 the first extension spring 234 keeping closed first open-work 2311 of the first magnetic stop block 233 second stopper 232 and the first magnetic stop block 233, the middle part of the first magnetic stop block 233 has three open-work 2331 corresponding with the venthole (not shown) of air inlet plug 61, air inlet plug 61 has the first magnetic patch 611 attracted each other with the first magnetic stop block 233,
Go out air cock 24 to comprise and be fixed in the jack 12 of giving vent to anger and there is the third gear portion 241 of the 4th open-work 2411, be fixed in jack 12 of giving vent to anger and be in downstream, third gear portion 241 and the fourth gear portion 242 with the 5th open-work 2421, activity is located in jack 12 of giving vent to anger and is in upstream, third gear portion 241 and the second magnetic stop block 243 closed the 4th open-work 2411, and be connected to through the 4th open-work 2411 the second extension spring 244 keeping closed 4th open-work 2411 of the second magnetic stop block 242 fourth gear portion 242 and the second magnetic stop block 243, the middle part of the second magnetic stop block 243 has six open-work 2431 corresponding with the air admission hole (not shown) of plug 71 of giving vent to anger, plug 71 of giving vent to anger has the second magnetic patch 711 attracted each other with the second magnetic stop block 243.After air inlet jack 61 inserts air inlet jack 11, the first magnetic patch 611 can attract the first magnetic stop block 233, makes the first magnetic stop block 233 depart from the first open-work 2311, first open-work 2311 conducting; After plug 71 of giving vent to anger inserts jack 12 of giving vent to anger, the second magnetic patch 711 can attract the second magnetic stop block 243, makes the second magnetic stop block 243 depart from the 4th open-work the 2411, four open-work 2411 conducting.Open aspiration pump 5, the air of occupational health sampling position can be entered by air inlet jack 61, enter absorption of sample pipe 2 through the first open-work 2311, second open-work 2321 and the 3rd open-work 2331 to sample, then air enters by jack 12 of giving vent to anger connecting pipe 7 of giving vent to anger through the 6th open-work 2431, the 5th open-work 2421 and the 4th open-work 2411, again after flow control sensor 4 controls flow, enter aspiration pump 5 and discharge, mechanism action is smooth and easy, air intake opening 21 and gas outlet 22 are opened automatically, novel and reasonable structure, practical.
Preferably, ringwise, multiple first open-work 2311 is arranged in the annular corresponding with the first magnetic stop block 233 to the first magnetic stop block 233; First magnetic patch 611 ringwise, is formed at the edge of air inlet plug 61 venthole;
Second magnetic keeps off 243 pieces ringwise, and multiple 4th open-work 2411 is arranged in the annular corresponding with the second magnetic stop block 243; Second magnetic patch 711 ringwise, is formed at the edge of plug 71 air admission hole of giving vent to anger.
Occupational health sampling thief of the present utility model, the concrete form of the second magnetic stop block and the shape of the 4th open-work, size, quantity and distribution form etc. can carry out adjusting and designing according to actual requirement; The concrete form of the first magnetic stop block and the shape of the first open-work, size, quantity and distribution form etc. can carry out adjusting and designing according to actual requirement; The concrete form of first grade of portion, the first open-work, the second stopper, the second open-work, the first magnetic stop block, the 3rd open-work, the first extension spring and third gear portion, the 4th open-work, fourth gear portion, the 5th open-work, the second magnetic stop block, the 6th open-work and the second extension spring can carry out adjusting and designing according to actual requirement, say in a broad sense, air inlet switch also can carry out adjusting and designing according to actual requirement with the form going out air cock; The concrete form of air inlet plug can carry out adjusting and designing according to actual requirement, says in a broad sense, and the form of inlet pipe connection also can carry out adjusting and designing according to actual requirement; The concrete form of plug of giving vent to anger can carry out adjusting and designing according to actual requirement, and say in a broad sense, the form of connecting pipe of giving vent to anger also can carry out adjusting and designing according to actual requirement; The type of attachment etc. of the concrete form of controller and itself and each controlled device all can be carried out adjusting and designing according to actual requirement; The concrete form of throttling valve can carry out adjusting and designing according to actual requirement, says in a broad sense, and the form of air flue switch also can carry out adjusting and designing according to actual requirement; The form of carrier also can carry out adjusting and designing according to actual requirement; Absorption of sample pipe, flow control sensor and aspiration pump are preferably the form of prior art, but can be cooperation the technical solution of the utility model and do adaptive structural adjustment.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out suitable change or the modification of similar thinking to it, all should be considered as not departing from patent category of the present utility model.
Claims (5)
1. an occupational health sampling thief, it is characterized in that: comprise carrier, multiple absorption of sample pipe be located on carrier, be located at the draft tube on carrier, flow control sensor, with the aspiration pump being connected to flow control sensor downstream, and the inlet pipe connection of the air intake opening of connection draft tube and absorption of sample pipe, with the connecting pipe of giving vent to anger of the inlet end of the gas outlet and flow control sensor that are connected absorption of sample pipe; Described carrier is provided with the air inlet jack and jack of giving vent to anger that the air intake opening of each described absorption of sample pipe of multiple confession and gas outlet insert respectively, the air inlet jack that same described absorption of sample pipe inserts and jack of giving vent to anger form one group of insertion hole groups, each described insertion hole groups is arranged in order setting, and jack of giving vent to anger described in insertion hole groups described in upper is communicated with by air flue with the air inlet jack of insertion hole groups described in next, described air flue is equipped with air flue switch; Described inlet pipe connection is connected with described air intake opening is dismantled and assembled, described in connecting pipe of giving vent to anger be connected with described gas outlet is dismantled and assembled; Described carrier is disk, and described draft tube is located at the center of described carrier, and described inlet pipe connection and described draft tube are articulated; Described insertion hole groups distributes ringwise around described draft tube, and each described air intake opening is in inner ring, and each described gas outlet is in outer shroud.
2. a kind of occupational health sampling thief according to claim 1, it is characterized in that: above-mentioned air intake opening is equipped with air inlet switch, above-mentioned gas outlet is equipped with out air cock.
3. a kind of occupational health sampling thief according to claim 2, it is characterized in that: above-mentioned inlet pipe connection is equipped to bend to above-mentioned air intake opening and is inserted into gas port and the air inlet plug opening above-mentioned air inlet switch, above-mentioned connecting pipe of giving vent to anger be equipped to bend to above-mentioned gas outlet insert gas outlet and open above-mentioned go out the plug of giving vent to anger of air cock.
4. a kind of occupational health sampling thief according to claim 3, it is characterized in that: above-mentioned air inlet switch comprises and is fixed in above-mentioned air inlet jack and has the first stopper of the first open-work, be fixed in described air inlet jack and be in first gear subordinate and swim and second stopper with the second open-work, activity is located in described air inlet jack and is in the first stopper upstream and the first magnetic stop block closed the first open-work, and to be connected to the second stopper and the first magnetic stop block through the first open-work and to keep the first magnetic stop block to close the first extension spring of the first open-work, the middle part of described first magnetic stop block has three open-work corresponding with the venthole of above-mentioned air inlet plug, described air inlet plug has the first magnetic patch attracted each other with described first magnetic stop block,
Above-mentioned go out air cock comprise being fixed at and above-mentionedly to give vent to anger in jack and there is the third gear portion of the 4th open-work, give vent to anger described in being fixed at and be in third gear subordinate in jack and swim and the fourth gear portion with the 5th open-work, activity is given vent to anger in jack and is in upstream, third gear portion and the second magnetic stop block closed the 4th open-work described in being located at, and to be connected to fourth gear portion and the second magnetic stop block through the 4th open-work and to keep the second magnetic stop block to close the second extension spring of the 4th open-work, the middle part of described second magnetic stop block has six open-work corresponding with the air admission hole of above-mentioned plug of giving vent to anger, described plug of giving vent to anger has the second magnetic patch attracted each other with described second magnetic stop block.
5. a kind of occupational health sampling thief according to claim 4, is characterized in that: ringwise, multiple above-mentioned first open-work is arranged in the annular corresponding with described first magnetic stop block to above-mentioned first magnetic stop block; Above-mentioned first magnetic patch ringwise, is formed at the edge of above-mentioned air inlet plug venthole;
Ringwise, multiple above-mentioned 4th open-work is arranged in the annular corresponding with described second magnetic stop block to above-mentioned second magnetic stop block; Above-mentioned second magnetic patch ringwise, is formed at the edge of above-mentioned plug air admission hole of giving vent to anger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093962.6U CN204439423U (en) | 2015-02-10 | 2015-02-10 | A kind of occupational health sampling thief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093962.6U CN204439423U (en) | 2015-02-10 | 2015-02-10 | A kind of occupational health sampling thief |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439423U true CN204439423U (en) | 2015-07-01 |
Family
ID=53607276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520093962.6U Active CN204439423U (en) | 2015-02-10 | 2015-02-10 | A kind of occupational health sampling thief |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439423U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935478A (en) * | 2022-05-31 | 2022-08-23 | 北京博赛德科技有限公司 | ODS component analysis method and analysis system based on same |
-
2015
- 2015-02-10 CN CN201520093962.6U patent/CN204439423U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935478A (en) * | 2022-05-31 | 2022-08-23 | 北京博赛德科技有限公司 | ODS component analysis method and analysis system based on same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106525520B (en) | Dilution multi-stage sampling device for flue gas mixing channel of fixed combustion source | |
| CN102586097B (en) | Device of continuously testing indoor soil microbial respiration | |
| CN203862257U (en) | Haze simulation generating device | |
| CN101846598A (en) | Time-sharing multiple-sample constant-temperature constant-current air sampler | |
| CN206038647U (en) | Detection apparatus for oil smoke clarifier | |
| CN204758358U (en) | Directly extract flue gas sampling device of formula CEMS system | |
| CN102539637A (en) | Environment testing device | |
| CN105223046A (en) | Stationary source flue gas particles dilution method automatic constant speed acquisition method | |
| CN101806679B (en) | Flue gas sampling device | |
| CN105223047A (en) | Stationary source flue gas particles dilution method automatic constant speed acquisition system | |
| CN205157267U (en) | Porous diluting device of smoke particulate | |
| CN202928851U (en) | Smoke sampling device and online smoke monitoring system | |
| CN205067454U (en) | Element sulphur morphological analysis monitoring devices | |
| CN204439423U (en) | A kind of occupational health sampling thief | |
| CN204479363U (en) | A kind of modified occupational health sampling thief | |
| CN202916169U (en) | Air purification filter material testing experimental system | |
| CN102507274B (en) | Intelligent air automatic sampler for occupational health | |
| CN102183667A (en) | Digital portable quick toxic and harmful gas automatic monitor | |
| CN204439424U (en) | A kind of novel occupational health sampling thief | |
| CN202471675U (en) | Environment testing device | |
| CN202166558U (en) | Sampling device capable of controlling gas flow | |
| CN201653765U (en) | Sampling device of flue gas | |
| CN205120442U (en) | Fixed source smoke particulate dilution method sampling system | |
| CN204924743U (en) | Power plant boiler flue gas sampling device | |
| CN205120434U (en) | Fixed source smoke particulate two -stage dilution method sampling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |