CN109612785A - Dissipate the full-automatic unmanned sampling apparatus on duty of material - Google Patents
Dissipate the full-automatic unmanned sampling apparatus on duty of material Download PDFInfo
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- CN109612785A CN109612785A CN201910134012.6A CN201910134012A CN109612785A CN 109612785 A CN109612785 A CN 109612785A CN 201910134012 A CN201910134012 A CN 201910134012A CN 109612785 A CN109612785 A CN 109612785A
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- gas
- electromagnetism
- sample
- valve
- control
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- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000005070 sampling Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000010926 purge Methods 0.000 claims abstract description 6
- 239000010963 304 stainless steel Substances 0.000 claims description 3
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 37
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010410 dusting Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of scattered full-automatic unmanned sampling apparatuses on duty of material comprising: sample bypass pipeline；Controller, the controller control the relay in control cabinet by the first control loop and are attracted；Control cabinet, which is started by the second control loop control air compressor machine and passes through third control loop, controls electromagnetism-gas-driving valve unlatching；The time relay is placed in the control cabinet, and the time relay makes compressed air divide two-way to purge electromagnetism-gas-driving valve entrance and exit by the first pipe that pipeline two sides are connected to electromagnetism-gas-driving valve entrance and exit respectively；The scattered material that the time relay conveys depended on pressure enters this sampling apparatus by sample bypass pipeline and collects by the product sample tank for dissipating the sample that material discharge pressure blows.The present invention thoroughly solves the problems, such as manual sampling, completely on-line Full when scattered material starts conveying to be sampled；Realize unattended, online overall process sampling and sample collection environmental protection, representativeness by force.
Description
Technical field
The present invention relates to sample detection technology, specifically a kind of full-automatic unmanned sampling apparatus on duty of scattered material.
Background technique
The scattered material sampling mode of pneumatic conveying is manual sampling at present, and sampling personnel pass through on Pneumatic conveying pipeline
Open and close valve takes sample into container by discharge pressure the probe tube of installation during transportation.During Open valve by
Materials from spattering is caused to pollute environment in pressure considerations, since manual open and close valve sample amount is unable to control.One batch convey material compared with
The more or time needs the intermittent open and close valve of sampleman to be sampled when longer, since valve open/close time and size are by people
Sample representativeness for control acquisition is poor, while the labor intensity of sampleman increases.If sample result of laboratory test is tied as business
It calculates foundation and is also easy to produce dispute.Such as, prior art is to install bypass probe tube and valve additional on the pipeline that pneumatic conveying dissipates material
Door, artificial Open valve collects sample in long-pending sample tank by discharge pressure during transportation, is then shut off valve.But it is existing
Some sampling apparatuses are entirely manually to open and close valve to be sampled, disadvantage are as follows: (a) is due to opening and closing valve
Time by artificial control, sampling quantity and sampling interval are unable to control, and the representativeness of sample is poor, and there are managing risks.(b) by
It in sample is collected by discharge pressure in long-pending sample tank, causes to dissipate material uncontrollable discharge without any dust prevention in collection process
Environment is polluted, there are occupational health risks when sample man operates.(d) draw on the main pipeline of conveying since sample bypass connects, because
To be Discontinuous sampling, main pipeline needs artificial still in scattered material transport status, the blocking of sample bypass pipeline buildup when not sampling
Penetrating side can be sampled, and material dusting polluting environment is also easy to produce during penetrating.
Summary of the invention
In view of drawback of the existing technology, the present invention provides a kind of scattered full-automatic unmanned sampling apparatus on duty of material,
The technical issues of effectively to solve mentioned in background technique.
A kind of full-automatic unmanned sampling apparatus on duty of scattered material characterized by comprising be connected to scattered material conveying supervisor
The sample bypass pipeline in road；It is set to the controller of scattered material the conveying main pipeline and sample bypass pipeline connectivity part front end,
The controller controls the relay in control cabinet by the first control loop and is attracted；The control cabinet passes through the second control loop
Control air compressor machine, which starts and passes through third control loop control electromagnetism-gas-driving valve, to be opened, so that the air compressor machine passes through compression
Air pipeline is supplied to the electromagnetism-gas-driving valve；The time relay with delay power time and delay cut-off time function is set
In in the control cabinet, the time relay makes electromagnetism-gas-driving valve be in normally open when being in delay cut-off, and then makes
It obtains compressed air and divides two-way to electromagnetism gas by the first pipe that pipeline two sides are connected to electromagnetism-gas-driving valve entrance and exit respectively
Dynamic valve inlet and outlet are purged；When the time relay is in delay power, the electromagnetism-gas-driving valve passes through the 4th control
Circuit processed is closed purge and is opened, so that the scattered material of depended on pressure conveying enters this sampling by sample bypass pipeline
Device；And it collects by the product sample tank for dissipating the sample that material discharge pressure blows.
Further, the controller preferably uses electric butterfly valve.
Further, the compressed air require is adjusted by throttle valve.
Further, the breather valve of filter core is installed in the long-pending sample tank.
Further, the electromagnetism-gas-driving valve preferably uses 304 stainless steel pneumatic operated valves.
Compared with prior art, beneficial effects of the present invention:
The present invention thoroughly solves the problems, such as manual sampling, completely on-line Full when scattered material starts conveying to be taken
Sample, sampling time and sampling interval are not necessarily to be adjusted again after setting as required, and sample collection is equipped with to closed
In 304 rustless steel containers of breather valve, non-dusting；Realize unattended, online overall process sampling and sample collection ring
It protects, is representative strong.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments, and the invention is not limited solely to content involved in this example.
Fig. 1 is the corresponding schematic diagram of method in the specific embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In view of many drawbacks of the prior art, the present invention devises a kind of full-automatic unmanned sampling apparatus on duty of scattered material,
It is characterised by comprising:
It is connected to the sample bypass pipeline 14 of scattered material conveying main pipeline 13；It is set to the scattered material conveying main pipeline 13
With the controller 3- electric butterfly valve of 14 connectivity part front end of sample bypass pipeline, the controller 3 is controlled by the first control loop 1
Relay in control cabinet 2 is attracted；The control cabinet 2 controls air compressor machine 4 by the second control loop 8 and starts and by third control
Circuit 9 processed controls electromagnetism-gas-driving valve and opens, so that the air compressor machine 4 passes through compressed air pipe 6 to the electromagnetic pneumatic
Valve 7-304 stainless steel pneumatic operated valve gas supply, the compressed air require are adjusted by throttle valve 12, and throttle valve 12 is provided with two
Grade throttle valve is to realize that the air purged to 7 entrance and exit of electromagnetism-gas-driving valve controls；With the delay power time
It is placed in the control cabinet 2 with the time relay of delay cut-off time function, when the time relay is in delay cut-off
So that electromagnetism-gas-driving valve is in normally open so that compressed air by pipeline two sides respectively with 7 entrance of electromagnetism-gas-driving valve
Two-way is divided to purge 7 entrance and exit of electromagnetism-gas-driving valve with the first pipe 11 of outlet；At the time relay
When delay power, the electromagnetism-gas-driving valve is closed purge by the 4th control loop 10 and is opened, so that by pressure
The scattered material of power conveying enters this sampling apparatus by sample bypass pipeline 14；And it collects and is blowed by scattered material discharge pressure
Sample product sample tank 15, the breather valve 16 of filter core is installed in the long-pending sample tank.
The course of work of the invention are as follows: dissipate material conveying main pipeline by being mounted on before sampling bypass i.e. sample bypass pipeline
Electric butterfly valve on 13 realizes automatic control, the electricity when needing pneumatic conveying to dissipate material first on remote opening main pipeline
Dynamic butterfly valve, electric butterfly valve 3 are attracted by the first control loop 1 control intermediate relay in electrical header after opening and (are installed on control
In case), air compressor machine 4 is opened by third control loop 9 by the starting of the second control loop 8, electromagnetism-gas-driving valve 5, passes through compression
Air pipeline 6 is supplied to electromagnetism-gas-driving valve 7, time relay work (it is installed in control cabinet, 0.1S-99H is adjustable), electromagnetism
Pneumatic operated valve 7 works, and since the time relay may be configured as delay power time and delay cut-off time, time relay delay is disconnected
Electromagnetism-gas-driving valve 7 is in normally open when electric, and compressed air is divided by pipeline 11 for two-way to 7 entrance and exit of electromagnetism-gas-driving valve
It is purged, prevents from dissipating material deposition blocking sampling bypass, flow can be adjusted by throttle valve 12.When the time relay prolongs
When Shi Tong electricity, electromagnetism-gas-driving valve closes purge system by the 4th control loop 10, opens pneumatic operated valve, depended on pressure conveying at this time
It dissipates material and sampling system is entered by the sample bypass pipeline 14 being connected on scattered material conveying main pipeline 13, sample is by scattered object
Material discharge pressure is blown into the product sample tank 15 for being equipped with the breather valve 16 of filter core.Wherein, the opening time of electromagnetism-gas-driving valve and
Circulation time can set between 0.1S-99H, and the number of sampling quantity is determined with this；When the scattered material conveying of a batch finishes
After close electric butterfly valve, 3 the first control loop 1 control intermediate relay power-off, causes following institute in electric butterfly valve electrical header
Bringing onto load is wholly off, this batch sample terminates.
In summary, the present invention is mainly suitable for large, medium and small cement plant, flyash, dry raw material, agstone, etc. scattered object
Expect the continuous automatic sampling in process of pneumatic transmission, it is mountable in powder such as conveyance conduit, grey pump, the in bulk, lower hoppers in bulk of automobile
On the position of shape material equipment.Its is small in size, installation is simple, it is easy to maintenance, reliable performance, antidusting be strong, sample time control
Intuitively, convenient and can continuous operation in 24 hours, be currently preferred over the sampler with purposes in the market.It fundamentally solves people
The problem of representative difference of work instantaneous sample and fugitive dust.The labor intensity for significantly reducing sampleman simultaneously, has prevented human intervention.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (5)
1. a kind of full-automatic unmanned sampling apparatus on duty of scattered material characterized by comprising be connected to scattered material conveying main pipeline
(13) sample bypass pipeline (14)；It is set to scattered material conveying main pipeline (13) and sample bypass pipeline (14) connectivity part
The controller (3) of front end, the controller (3) are attracted by the relay in the first control loop (1) control control cabinet (2)；
The control cabinet (2) is started by the second control loop (8) control air compressor machine (4) and by third control loop (9) control electricity
Magnetic pneumatic operated valve is opened, so that the air compressor machine (4) is supplied by compressed air pipe (6) Xiang Suoshu electromagnetism-gas-driving valve (7)；
The time relay with delay power time and delay cut-off time function is placed in the control cabinet (2), the time after
Electric appliance makes electromagnetism-gas-driving valve be in normally open when being in delay cut-off, so that compressed air is distinguished by pipeline two sides
The first pipe (11) being connected to electromagnetism-gas-driving valve (7) entrance and exit divide two-way to electromagnetism-gas-driving valve (7) entrance and exit into
Row purging；When the time relay is in delay power, the electromagnetism-gas-driving valve is blown by the closing of the 4th control loop (10)
Inswept journey is simultaneously opened, so that the scattered material of depended on pressure conveying enters this sampling apparatus by sample bypass pipeline (14)；With
And it collects by the product sample tank (15) for dissipating the sample that material discharge pressure blows.
2. the method according to claim 1, wherein the controller preferably uses electric butterfly valve.
3. the method according to claim 1, wherein the compressed air require is adjusted by throttle valve (12)
Section.
4. the method according to claim 1, wherein being equipped with the breather valve (16) of filter core in the long-pending sample tank.
5. the method according to claim 1, wherein the electromagnetism-gas-driving valve (7) preferably uses 304 stainless steel gas
Dynamic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134012.6A CN109612785A (en) | 2019-02-22 | 2019-02-22 | Dissipate the full-automatic unmanned sampling apparatus on duty of material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134012.6A CN109612785A (en) | 2019-02-22 | 2019-02-22 | Dissipate the full-automatic unmanned sampling apparatus on duty of material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109612785A true CN109612785A (en) | 2019-04-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910134012.6A Pending CN109612785A (en) | 2019-02-22 | 2019-02-22 | Dissipate the full-automatic unmanned sampling apparatus on duty of material |
Country Status (1)
| Country | Link |
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| CN (1) | CN109612785A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175083A (en) * | 2020-01-07 | 2020-05-19 | 蒋汉英 | Sampling equipment for cement production |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175083A (en) * | 2020-01-07 | 2020-05-19 | 蒋汉英 | Sampling equipment for cement production |
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