CN209495888U - A kind of environmental monitoring flue gas sampling instrument - Google Patents
A kind of environmental monitoring flue gas sampling instrument Download PDFInfo
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- CN209495888U CN209495888U CN201920236298.4U CN201920236298U CN209495888U CN 209495888 U CN209495888 U CN 209495888U CN 201920236298 U CN201920236298 U CN 201920236298U CN 209495888 U CN209495888 U CN 209495888U
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- sampling
- sample
- flue gas
- telescoping tube
- sampling instrument
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Abstract
A kind of environmental monitoring flue gas sampling instrument, is related to technical field of environmental detection.The present apparatus is made of periscopic sampling head (1), sampling instrument (2), adjustable horizontal tripod (3) and sampling block (5), periscopic sampling head (1) is fixed on platform (4) center lower end of horizontal tripod (3) and is connected with the telescoping tube (7) of sampling instrument (2), and sampling block (5) is mounted in telescoping tube (7)；Sample region (5) can independently take out cooperation sealing box cover (18) and use as sample container.Utility model device uses modularization sample region, and each test sample only needs to change module, complex work is simplified, and sampling efficiency is substantially improved；Using block design, primary sampling meets multinomial test, guarantees that different tests use consistency while sample with position；Mode is horizontally arranged using filter membrane, fume sample is lost when avoiding taking filter membrane.And gas backstreaming caused by maloperation or equipment fault is avoided to dispel the fume sample with acquisition by one-way valve designs.
Description
Technical field
The utility model relates to technical field of environmental detection more particularly to a kind of flue gas sampling instrument for environment measuring.
Background technique
Flue gas sampler refers to the portable tools that flue gas sample is acquired in dust laden air.The flue gas measured in air is dense
Degree provides scientific basis also for the dust-proof, depositing dust to research, dust suppression other than production safety management needs.With sampling
Device dust measuring is a kind of generally acknowledged higher method of accuracy.It is widely used in disease prevention, environmental monitoring, labour protection, peace
The monitoring of hygiene and evaluation of the departments such as prison, military affairs, research and teaching, metallurgy, petrochemical industry, railway, building materials are exclusively used in measurement production
Flue gas mean concentration in air in teams and groups workplace.
Existing environmental monitoring flue gas sampling instrument has the following problems in use:
One, existing vertical filter membrane mounting means is unfavorable for smoke collecting, and the flue gas in air passes through flue gas sampling instrument film
It drops airflow function to inhale in filter membrane surface, during filter membrane is removed in end acquisition, airflow function reduces filter membrane surface flue gas and is easy
It falls off, leads to measure air flue gas content lower than the moment air flue gas content, collection filter membrane process is caused to be made for sample collector
At very big difficulty.
Two, one acquisition sample is difficult to meet a variety of demands.Existing acquisition mode obtains a sample, is not able to satisfy a variety of
Detection demand.
Three, existing equipment is difficult to meet quickly adjustment different height acquisition data demand.
Summary of the invention
In view of the problems of the existing technology, the utility model provides a kind of environmental monitoring flue gas sampling instrument, the present apparatus
It is made of periscopic sampling head (1), sampling instrument (2), adjustable horizontal tripod (3) and sampling block (5)；
Periscopic sampling head (1) upper end is elbow (9), and it is 5-10mm strainer (10) that aperture is equipped on the right side of elbow (9)；It is curved
It is equipped with agitating paddle (11) in head, 5cm-10mm is subregion plate (13) below agitating paddle (11), and there are four the 5th for subregion plate lower end
Location hole (28), it is 3-5r/s that agitating paddle (11) revolving speed, which is rotating speed of agitator,；
It is designed by periscopic sampling head (1) and strainer (10), prevents surveyed elevation-over dust and sundries from passing in and out sampling
Head；Make to be uniformly dispersed above subregion plate (13) into elbow (9) flue gas using paddle (11) is mixed slowly, acquires different zones
Sample is identical.
Sampling instrument (2) right end is telescoping tube (7), and telescoping tube (7) upper bit groove (15), groove (15) is interior, and there are four first
Positioning column (19)；Telescoping tube (7) is equipped with check valve (8)；
It is cooperated by the first positioning column (19) design with first positioning hole (20) on sampling block (5), keeps locating piece smart
Quasi- falls into groove.Installation check valve (8) avoids gas backstreaming caused by maloperation or equipment fault from blowing in telescoping tube (7)
Dissipate the fume sample with acquisition.
It is platform (4) that horizontal tripod (3), which has upper end, and there are three supporting leg (23), supporting leg to have on (23) for installation on platform (4)
Sliding rail (21) and fixed screw (22)；
The periscopic sampling head being installed on platform (4) is controlled by the adjusting of horizontal tripod (3) supporting leg (23) length
(1) height, to acquire different height fume sample.
It is equipped with liner plate (12) inside sampling block (5), there are four the second positioning column (24) on liner plate (12), on liner plate (12)
Side is equipped with filter membrane (6), and there are four the second location holes (25) matched with the second positioning column (24) for filter membrane (6) setting；Filter membrane
(6) top is equipped with briquetting (16), and there are four the third location holes matched with the second positioning column (24) for briquetting (16) setting
(26)；It is gasket (14) that gasket (14) sets that there are four the 4 matched with the second positioning column (24) above briquetting (16)
Location hole (27)；Second positioning column (24) top is inserted into the 5th location hole (28) of subregion plate (13).Sampling block (5) is furnished with ruler
Very little identical seal box band (18)；
Periscopic sampling head (1) is fixed on platform (4) center lower end of horizontal tripod (3) and stretching for sampling instrument (2)
It manages (7) to be connected, sampling block (5) is mounted in telescoping tube (7).
Technology explanation:
1, sample introduction elbow (9), which horizontally enters into the agitated paddle of flue gas (11) stirring, keeps its evenly dispersed, and vertical drop is being filtered
Film (6) surface.
2, gasket (14) need to guarantee to be fully sealed between subregion plate (13) and briquetting (16), and pass through pilot pin and positioning
Precise positioning subregion plate (13), filter membrane (6) and briquetting (16) completely to it, are completely independent by hole to reach four sample areas,
Sampling block (5), briquetting (16) and gasket (14) are removed together after being completed, covered tightly seal box band (18), guarantees sample
Completely.
The utility model has the advantages that
1, utility model device uses modularization sampling block, and each test sample only needs to change module, by complex work
Simplify, sampling efficiency is substantially improved.Block design is used simultaneously, and primary sampling meets multinomial test, guarantees that different tests make
With consistency while sample with position.
2, the utility model simplifies different height cigarette by periscopic using telescoping tube and scalable horizontal tripod design
Gas sample product collection process.
3, the utility model is horizontally arranged mode using filter membrane, and fume sample is lost when avoiding taking filter membrane.And by unidirectional
Valve design avoids gas backstreaming caused by maloperation or equipment fault from dispelling the fume sample with acquisition.
Detailed description of the invention
Attached drawing 1: flue gas sampling instrument schematic diagram in embodiment 1；
Attached drawing 2: periscopic sampling head (1), telescoping tube (7), sampling block (5) B-B sectional view in embodiment 1；
Attached drawing 3: periscopic sampling head (1) A-A sectional view in embodiment 1；
Attached drawing 4: telescoping tube (7) sectional view in embodiment 1；
Attached drawing 5: sampling block (5) sectional view in embodiment 1；
Attached drawing 6: briquetting (16) top view in embodiment 1；
Attached drawing 7: telescoping tube (7) installs sampling block (5) sectional view afterwards in embodiment 1；
Attached drawing 8: telescoping tube (7) installs sampling block (5) top view afterwards in embodiment 1；
Attached drawing 9: installation enlarged drawing in sampling block (5) part in embodiment 1；
Attached drawing 10: sampling block (5) installs sealing box cover (18) schematic diagram in embodiment 1.
Specific embodiment:
Embodiment 1
In view of the problems of the existing technology, the utility model provides a kind of environmental monitoring flue gas sampling instrument, the present apparatus
It is made of periscopic sampling head (1), sampling instrument (2), adjustable horizontal tripod (3) and sampling block (5)；
Periscopic sampling head (1) upper end is elbow (9), and it is 5-10mm strainer (10) that aperture is equipped on the right side of elbow (9)；It is curved
It is equipped with agitating paddle (11) in head, 5cm-10mm is subregion plate (13) below agitating paddle (11), and there are four the 5th for subregion plate lower end
Location hole (28), it is 3-5r/s that agitating paddle (11) revolving speed, which is rotating speed of agitator,；
Sampling instrument (2) right end is telescoping tube (7), and telescoping tube (7) upper bit groove (15), groove (15) is interior, and there are four first
Positioning column (19)；Telescoping tube (7) is equipped with check valve (8)；
It is platform (4) that horizontal tripod (3), which has upper end, and there are three supporting leg (23), supporting leg to have on (23) for installation on platform (4)
Sliding rail (21) and fixed screw (22)；
It is equipped with liner plate (12) inside sampling block (5), there are four the second positioning column (24) on liner plate (12), on liner plate (12)
Side is equipped with filter membrane (6), and there are four the second location holes (25) matched with the second positioning column (24) for filter membrane (6) setting；Filter membrane
(6) top is equipped with briquetting (16), and there are four the third location holes matched with the second positioning column (24) for briquetting (16) setting
(26)；It is gasket (14) that gasket (14) sets that there are four the 4 matched with the second positioning column (24) above briquetting (16)
Location hole (27)；Second positioning column (24) top is inserted into the 5th location hole (28) of subregion plate (13)；Sampling block (5) is furnished with ruler
Very little identical seal box band (18)；
Periscopic sampling head (1) is fixed on platform (4) center lower end of horizontal tripod (3) and stretching for sampling instrument (2)
It manages (7) to be connected, sampling block (5) is mounted in telescoping tube (7).
Embodiment 2
The present embodiment is substantially the same manner as Example 1, it is characterised in that: sampling apparatus (1) agitating paddle (11) is away from subregion
Between plate (13) 10mm, agitating paddle (11) revolving speed is 5r/s, guarantees that it is adequately stirred into elbow flue gas, while again
Excessive air-flow is not generated to impact the acquisition of lower section sample.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, it is characterised in that: strainer (10) aperture is 10mm.It is not influencing
In the case of normal dust enters, prevents some larger particles substances from entering sampling apparatus, sample and device are damaged.
Claims (4)
1. a kind of environmental monitoring flue gas sampling instrument, the present apparatus is by periscopic sampling head (1), sampling instrument (2), adjustable horizontal triangle
Frame (3) and sampling block (5) composition；
Periscopic sampling head (1) upper end is elbow (9), and it is 5-10mm strainer (10) that aperture is equipped on the right side of elbow (9)；In elbow
It is equipped with agitating paddle (11), 5cm-10mm is subregion plate (13) below agitating paddle (11), and there are four the 5th positioning for subregion plate lower end
Hole (28), it is 3-5r/s that agitating paddle (11) revolving speed, which is rotating speed of agitator,；
Sampling instrument (2) right end is telescoping tube (7), and telescoping tube (7) upper bit groove (15), groove (15) is interior, and there are four the first positioning
Column (19)；Telescoping tube (7) is equipped with check valve (8)；
It is platform (4) that horizontal tripod (3), which has upper end, and there are three supporting leg (23), supporting leg to have sliding rail on (23) for installation on platform (4)
(21) and fixed screw (22)；
It is equipped with liner plate (12) inside sampling block (5), there are four the second positioning column (24), liner plate (12) top peaces on liner plate (12)
Equipped with filter membrane (6), there are four the second location holes (25) matched with the second positioning column (24) for filter membrane (6) setting；On filter membrane (6)
Side is equipped with briquetting (16), and there are four the third location holes (26) matched with the second positioning column (24) for briquetting (16) setting；Pressure
It is gasket (14) that gasket (14) sets that there are four the 4th location holes matched with the second positioning column (24) above block (16)
(27)；Second positioning column (24) top is inserted into the 5th location hole (28) of subregion plate (13)；Sampling block (5) coincide equipped with size
Seal box band (18)；
Periscopic sampling head (1) is fixed on platform (4) center lower end of horizontal tripod (3) and the telescoping tube (7) of sampling instrument (2)
It is connected, sampling block (5) is mounted in telescoping tube (7).
2. a kind of environmental monitoring flue gas sampling instrument as described in claim 1, it is characterized in that: the agitating paddle (11) is away from subregion plate
(13) between 10mm.
3. a kind of environmental monitoring flue gas sampling instrument as claimed in claim 1 or 2, it is characterized in that: rotating speed of agitator 5r/s.
4. a kind of environmental monitoring flue gas sampling instrument as described in claim 1, it is characterized in that: strainer (10) aperture is
10mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920236298.4U CN209495888U (en) | 2019-02-25 | 2019-02-25 | A kind of environmental monitoring flue gas sampling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920236298.4U CN209495888U (en) | 2019-02-25 | 2019-02-25 | A kind of environmental monitoring flue gas sampling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209495888U true CN209495888U (en) | 2019-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920236298.4U Expired - Fee Related CN209495888U (en) | 2019-02-25 | 2019-02-25 | A kind of environmental monitoring flue gas sampling instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198268A (en) * | 2020-08-28 | 2021-01-08 | 北京乐氏联创科技有限公司 | High-precision atmospheric integral constant-current sampler |
-
2019
- 2019-02-25 CN CN201920236298.4U patent/CN209495888U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112198268A (en) * | 2020-08-28 | 2021-01-08 | 北京乐氏联创科技有限公司 | High-precision atmospheric integral constant-current sampler |
| CN112198268B (en) * | 2020-08-28 | 2023-03-14 | 北京乐氏联创科技有限公司 | High-precision atmospheric integral constant-current sampler |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191015 Termination date: 20200225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |