CN205844037U - A kind of explosion-proof dust sampling meter - Google Patents
A kind of explosion-proof dust sampling meter Download PDFInfo
- Publication number
- CN205844037U CN205844037U CN201620795948.5U CN201620795948U CN205844037U CN 205844037 U CN205844037 U CN 205844037U CN 201620795948 U CN201620795948 U CN 201620795948U CN 205844037 U CN205844037 U CN 205844037U
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- CN
- China
- Prior art keywords
- sampling
- casing
- film
- piston
- air inlet
- Prior art date
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Abstract
The utility model discloses a kind of explosion-proof dust sampling meter, including multiple sampling units, power part, receiving flask；Multiple sampling units are sequentially arranged, and sampling unit includes sampling unit, installing rack, sampling head, corrugated tube, flexible pipe, escape pipe, valve；Sampling unit includes casing, piston, the first rotation film, the second rotation film, runner, connecting rod；Casing is provided with air inlet, venthole, connecting hole, and the roof of casing is provided with installing hole, is provided with the first receiving chamber and second and accommodates chamber in casing；Piston is placed in the first receiving intracavity, and piston is removable with casing to be connected；Air inlet, connecting hole all accommodate chamber with first and are connected, and air inlet, connecting hole are positioned at the same side of piston；Connecting hole, venthole all accommodate chamber with second and are connected；First rotates film is placed in the first receiving intracavity, and the first end of the first rotation film is hinged with casing, and the first the second end rotating film is free end, and first rotates film is used for closing or opening air inlet.
Description
Technical field
This utility model relates to dust sampling technical field, particularly relates to a kind of explosion-proof dust sampling meter.
Background technology
Dust refers to the aerial solid particle that suspends.Traditionally dust there are many titles, such as dust, dust, cigarette
Dirt, mine dust, sand dust, powder etc., these nouns do not have obvious boundary.ISO, particle diameter is less than 75 μm
Solid suspension is defined as dust.Dust too much or very few in air will produce disastrous effect to environment.But in life
With in work, industrial dust is the natural enemy of human health, is the main cause inducing multiple disease.
Existing dust sampler using effect is the most preferable, needs further to improve.
Utility model content
In order to solve technical problem present in background technology, the utility model proposes a kind of explosion-proof dust sampling meter,
Effective.
A kind of explosion-proof dust sampling meter, including multiple sampling units, power part, receiving flask；
Multiple sampling units are sequentially arranged, and sampling unit includes sampling unit, installing rack, sampling head, corrugated tube, flexible pipe, gives vent to anger
Pipe, valve；
Sampling unit includes casing, piston, the first rotation film, the second rotation film, runner, connecting rod；
Casing is provided with air inlet, venthole, connecting hole, and the roof of casing is provided with installing hole, is provided with first in casing
Accommodate chamber and second and accommodate chamber；
Piston is placed in the first receiving intracavity, and piston is removable with casing to be connected；
Air inlet, connecting hole all accommodate chamber with first and are connected, and air inlet, connecting hole are positioned at the same side of piston；
Connecting hole, venthole all accommodate chamber with second and are connected；
First rotates film is placed in the first receiving intracavity, and the first end of the first rotation film is hinged with casing, and first rotates film
Second end is free end, and first rotates film is used for closing or opening air inlet；
Second rotates film is placed in the second receiving intracavity, and the first end of the second rotation film is hinged with casing, and second rotates film
Second end is free end, and second rotates film is used for closing or opening connecting hole；
Runner is rotatably installed on the roof of casing；
Connecting rod is placed in the inner side of installing hole, and the first end of connecting rod is connected with piston, the second end of connecting rod and the edge of runner
Hinged；
Power part is used for driving runner to rotate；
Being provided with multiple collecting chamber in receiving flask, multiple collecting chambers are arranged with multiple sampling unit one_to_one corresponding；
Sampling head is arranged on installing rack, and sampling head is arranged on corrugated tube, and corrugated tube is connected with air inlet by flexible pipe；
Venthole is connected with collecting chamber by escape pipe；
Valve is arranged on escape pipe.
Preferably, power part includes support, driving gear, cross bar, power unit；Driving gear is rotatably installed in support
On, power unit is used for driving driving gear to rotate；Cross bar is rotationally connected with the edge of driving gear；The edge of above-mentioned runner with
Cross bar is rotationally connected.
Preferably, corrugated tube is made up of multiple trough portions spaced apart, crest portion；The waveform in trough portion includes multistage half
The circular arc that footpath is different and the radius closer to the circular arc of trough the lowest point are the biggest, and the waveform in crest portion includes the circle that multistage radius is different
Arc and the radius closer to the circular arc of crest summit are the biggest.
Preferably, the peripheral surface of piston is provided with multiple counterbore, the distribution straggly of multiple counterbores, and the aperture of counterbore is 10-20
Micron.
Preferably, sampling head is provided with dust cover.
Preferably, sampling unit also includes power transmission shaft, flabellum, driver element, and driver element is arranged on installing rack, drives single
Unit drives drive axis, and flabellum is arranged on power transmission shaft.
In this utility model, utilize power unit to drive driving gear to rotate, utilize cross bar, runner, connecting rod to drive piston
Constantly move up and down, and then constantly compression the first receiving chamber；Extraneous gas enters through sampling head, corrugated tube, air inlet
Enter the first receiving intracavity, then, in connecting hole, enter the second receiving chamber, then in escape pipe enters collecting chamber.
After employing completes, valve of closing the door, it is prevented effectively from gas leak, easy to use.
By arranging multiple sampling unit, sampling head is allowed to be placed on zones of different, it is possible to the gas of zones of different to be carried out point
Not sampling, data are more accurate, and sample effect is more preferable.
This utility model simple in construction, simple in construction, easy to use, good airproof performance of sampling, using effect is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Mutual combination；Below with reference to the accompanying drawings and in conjunction with the embodiments to this utility model elaborate.
With reference to Fig. 1:
The explosion-proof dust sampling meter of one that the utility model proposes, including multiple sampling units, power part, receiving flask 1.
Multiple sampling units are sequentially arranged, sampling unit include sampling unit, installing rack 2, sampling head 3, corrugated tube 4, flexible pipe 5,
Escape pipe 6, valve 7.
Sampling unit includes that casing 8, piston 9, first rotate film 10, second and rotate film 11, runner 12, connecting rod 13.
Casing 8 is provided with air inlet 14, venthole 16, connecting hole 15, and the roof of casing 8 is provided with installing hole, in casing 8
It is provided with the first receiving chamber and second and accommodates chamber.
Piston 9 is placed in the first receiving intracavity, and piston 9 is removable with casing 8 to be connected.
Air inlet 14, connecting hole 15 all accommodate chamber with first and are connected, and air inlet 14, connecting hole 15 are positioned at the same of piston 9
Side.
Connecting hole 15, venthole 16 all accommodate chamber with second and are connected.
First rotates film 10 is placed in the first receiving intracavity, and the first end of the first rotation film 10 is hinged with casing 8, and first rotates
Second end of film 10 is free end, and first rotates film 10 is used for closing or open air inlet 14.
Second rotates film 11 is placed in the second receiving intracavity, and the first end of the second rotation film 11 is hinged with casing 8, and second rotates
Second end of film 11 is free end, and second rotates film 11 is used for closing or open connecting hole 15.
Runner 12 is rotatably installed on the roof of casing 8.
Connecting rod 13 is placed in the inner side of installing hole, and the first end of connecting rod 13 is connected with piston 9, the second end of connecting rod 13 and runner
The edge of 12 is hinged；Power part is used for driving runner 12 to rotate.
Being provided with multiple collecting chamber in receiving flask 1, multiple collecting chambers are arranged with multiple sampling unit one_to_one corresponding.
Sampling head 3 is arranged on installing rack 2, and sampling head 3 is arranged on corrugated tube 4, and corrugated tube 4 is by flexible pipe 5 and air inlet
Hole 14 connects；Venthole 16 is connected with collecting chamber by escape pipe 6；Valve 7 is arranged on escape pipe 6.Increase corrugated tube 4, soft
Pipe 5, it is simple to sampling head 3 moves flexibly, it is simple to less space is divided into sampling, use convenient flexibly.
In the present embodiment, power part includes support 17, driving gear 18, cross bar 19, power unit；Driving gear 18 rotates
Being arranged on support 17, power unit is used for driving driving gear 18 to rotate；Cross bar 19 rotates even with the edge of driving gear 18
Connect；The edge of above-mentioned runner 12 is rotationally connected with cross bar 19；Utilizing power part to drive multiple runners 12 turns, structure is compacter,
Cost-effective.
In the present embodiment, corrugated tube 4 is made up of multiple trough portions spaced apart, crest portion；The waveform in trough portion includes
The circular arc that multistage radius is different and the radius closer to the circular arc of trough the lowest point are the biggest, and the waveform in crest portion includes multistage radius not
Same circular arc and the radius closer to the circular arc of crest summit are the biggest；Include that multistage radius is different by being designed as in trough portion
Circular arc and the radius closer to the circular arc of trough the lowest point are the biggest, trough portion when can effectively disperse corrugated tube 4 axial stretching
Bending stress, and can reduce the incremental deformation in trough arc surface unit are, includes multistage half by being designed as in crest portion
The circular arc that footpath is different and the radius closer to the circular arc of crest summit are the biggest, when can effectively disperse corrugated tube 4 axial stretching
The bending stress in crest portion, and the incremental deformation in crest arc surface unit are can be reduced, such that it is able to be obviously prolonged crest
There is the time of fracture in portion and trough portion, can improve the service life of corrugated tube 4.
In the present embodiment, the peripheral surface of piston 9 is provided with multiple counterbore, the distribution straggly of multiple counterbores, and the aperture of counterbore is
10-20 micron；Piston 9 and casing 8 can produce grinding when rubbing, and utilize counterbore to store grinding, reduce friction, improve and use the longevity
Life.
In the present embodiment, sampling head 3 is provided with dust cover；Relatively bigger material blocking sampling head 3.
In the present embodiment, sampling unit also includes power transmission shaft 20, flabellum 21, driver element 22, and driver element 22 is arranged on peace
Shelving on 2, driver element 22 drives power transmission shaft 20 to rotate, and flabellum 21 is arranged on power transmission shaft 20；Driver element 22 is utilized to drive
Power transmission shaft 20, flabellum 21 rotate, and improve the air velocity near sampling head 3, make the Dust distribution in air-flow more uniform, improve
Sampling accuracy.
Utilize power unit to drive driving gear 18 to rotate, utilize cross bar 19, runner 12, connecting rod 13 to drive piston 9 continuous
Move up and down, and then constantly compression the first receiving chamber；Extraneous gas enters through sampling head 3, corrugated tube 4, air inlet 14
Enter the first receiving intracavity, then, in connecting hole 15, enter the second receiving chamber, then enter in collecting chamber through escape pipe 6.
After employing completes, valve 7 of closing the door, it is prevented effectively from gas leak, easy to use.
By arranging multiple sampling unit, sampling head 3 is allowed to be placed on zones of different, it is possible to the gas of zones of different to be carried out point
Not sampling, data are more accurate, and sample effect is more preferable.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality
Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model
Within enclosing.
Claims (6)
1. an explosion-proof dust sampling meter, it is characterised in that include multiple sampling unit, power part, receiving flask；
Multiple sampling units are sequentially arranged, and sampling unit includes sampling unit, installing rack, sampling head, corrugated tube, flexible pipe, escape pipe, valve
Door；
Sampling unit includes casing, piston, the first rotation film, the second rotation film, runner, connecting rod；
Casing is provided with air inlet, venthole, connecting hole, and the roof of casing is provided with installing hole, is provided with the first receiving in casing
Chamber and second accommodates chamber；
Piston is placed in the first receiving intracavity, and piston is removable with casing to be connected；
Air inlet, connecting hole all accommodate chamber with first and are connected, and air inlet, connecting hole are positioned at the same side of piston；
Connecting hole, venthole all accommodate chamber with second and are connected；
First rotates film is placed in the first receiving intracavity, and the first end of the first rotation film is hinged with casing, and first rotates the second of film
End is free end, and first rotates film is used for closing or opening air inlet；
Second rotates film is placed in the second receiving intracavity, and the first end of the second rotation film is hinged with casing, and second rotates the second of film
End is free end, and second rotates film is used for closing or opening connecting hole；
Runner is rotatably installed on the roof of casing；
Connecting rod is placed in the inner side of installing hole, and the first end of connecting rod is connected with piston, and the second end of connecting rod is hinged with the edge of runner；
Power part is used for driving runner to rotate；
Being provided with multiple collecting chamber in receiving flask, multiple collecting chambers are arranged with multiple sampling unit one_to_one corresponding；
Sampling head is arranged on installing rack, and sampling head is arranged on corrugated tube, and corrugated tube is connected with air inlet by flexible pipe；
Venthole is connected with collecting chamber by escape pipe；
Valve is arranged on escape pipe.
Explosion-proof dust sampling meter the most according to claim 1, it is characterised in that power part includes support, driving gear, horizontal stroke
Bar, power unit；Driving gear is rotatably installed on support, and power unit is used for driving driving gear to rotate；Cross bar and active
The edge of gear is rotationally connected；The edge of above-mentioned runner is rotationally connected with cross bar.
Explosion-proof dust sampling meter the most according to claim 1, it is characterised in that corrugated tube is by multiple troughs spaced apart
Portion, crest portion composition；The waveform in trough portion includes the different circular arc of multistage radius and the radius of the circular arc closer to trough the lowest point
The biggest, the waveform in crest portion includes that the different circular arc of multistage radius and the radius closer to the circular arc of crest summit are the biggest.
Explosion-proof dust sampling meter the most according to claim 1, it is characterised in that the peripheral surface of piston is provided with multiple heavy
Hole, the distribution straggly of multiple counterbores, the aperture of counterbore is 10-20 micron.
Explosion-proof dust sampling meter the most according to claim 1, it is characterised in that be provided with dust cover on sampling head.
Explosion-proof dust sampling meter the most according to claim 1, it is characterised in that sampling unit also includes power transmission shaft, flabellum, drives
Moving cell, driver element is arranged on installing rack, drive unit drives drive axis, and flabellum is arranged on power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795948.5U CN205844037U (en) | 2016-07-26 | 2016-07-26 | A kind of explosion-proof dust sampling meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795948.5U CN205844037U (en) | 2016-07-26 | 2016-07-26 | A kind of explosion-proof dust sampling meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844037U true CN205844037U (en) | 2016-12-28 |
Family
ID=57641304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620795948.5U Expired - Fee Related CN205844037U (en) | 2016-07-26 | 2016-07-26 | A kind of explosion-proof dust sampling meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682641A (en) * | 2019-02-01 | 2019-04-26 | 青岛海之冠汽车配件制造有限公司 | A kind of sampler of mulling sand sample detection |
-
2016
- 2016-07-26 CN CN201620795948.5U patent/CN205844037U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682641A (en) * | 2019-02-01 | 2019-04-26 | 青岛海之冠汽车配件制造有限公司 | A kind of sampler of mulling sand sample detection |
| CN109682641B (en) * | 2019-02-01 | 2024-02-09 | 青岛海之冠汽车配件制造有限公司 | Sampling device for detecting sand mixing sand sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190726 |