CN207882017U - A kind of combined dust sampler - Google Patents
A kind of combined dust sampler Download PDFInfo
- Publication number
- CN207882017U CN207882017U CN201820346390.1U CN201820346390U CN207882017U CN 207882017 U CN207882017 U CN 207882017U CN 201820346390 U CN201820346390 U CN 201820346390U CN 207882017 U CN207882017 U CN 207882017U
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- China
- Prior art keywords
- storage chamber
- dust storage
- dust
- dirt
- sampling
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- 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.)
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Abstract
The utility model discloses a kind of combined dust samplers, including sampling box, the inside of sampling box is divided into first area and second area by partition board, the first dust storage chamber is provided in first area, the second dust storage chamber is provided in second area, the side of sampling box is provided with total dirt sampling head and exhales dirt sampling head, the other side of sampling box is provided with first row gas port and second exhaust port, the inlet communication that total dirt sampling head passes through the first pipeline and the first dust storage chamber, it is disposed with first flowmeter on first pipeline, first aspiration pump and the first baker, the outlet that first row gas port passes through the second aspiration pump and the first dust storage chamber, dirt sampling head is exhaled to pass through the inlet communication of the second pipeline and the second dust storage chamber；Advantage is to acquire total dirt and to exhale dirt simultaneously, and easy to operate, and measurement result is accurate, and exposure duration of the reduction sample collector under dusty environment, reduces health hazard while improving sampling efficiency.
Description
Technical field
The utility model is related to occupational health detection field more particularly to a kind of combined dust samplers.
Background technology
Dust is the solia particle for referring to be suspended in the air for a long time.In human being's production life, industrial dust
It is pollution operating environment, the extremely important adverse factor of damage labourer's health, can causes a variety of tight including pneumoconiosis
Weight occupational Pulmonary Diseases.Include at present total dust and respirable dust two in China workplace dust occupational exposure limit
Class, total dust, which refers to, can enter entire respiratory tract（Nose, pharynx, larynx, trachea-bronchial epithelial cell, bronchiole, respiratory bronchiole, lung
Bubble）Dust, referred to as total dirt；Respirable dust refers to enters alveolar according to what respirable dust standard determination method was acquired
Dust particle referred to as exhales dirt, and aerodynamic diameter is at 7.07 μm or less.
In the judgement of China workplace dust testing result and occupational health hazards evaluation, total dirt and exhale both dirt is mating to make
With lacking one all can not completely be judged, so needing to be used alternatingly always in same detection site in occupational health detection
Dirt and exhale dirt sampling head complete both sampling, sample collector's workload increase, operation it is complex.
Invention content
The main purpose of the utility model is to provide a kind of combined dust samplers, can acquire total dirt simultaneously and exhale
Dirt, and it is easy to operate, measurement result is accurate, exposure of the reduction sample collector under dusty environment while improving sampling efficiency
Time reduces health hazard.
To achieve the above objectives, the technical solution adopted in the utility model is：A kind of combined dust sampler, including adopt
The inside of sample case, the sampling box is divided into first area and second area by partition board, is provided in the first area
First dust storage chamber, the second dust storage chamber is provided in the second area, and the side of the sampling box is provided with total dirt sampling
Head and exhale dirt sampling head, the other side of the sampling box to be provided with first row gas port and second exhaust port, total dirt is adopted
Sample head is disposed with first-class on first pipeline by the inlet communication of the first pipeline and first dust storage chamber
Gauge, the first aspiration pump and the first baker, the first row gas port pass through the second aspiration pump and first dust storage chamber
Outlet, it is described to exhale dirt sampling head by the inlet communication of the second pipeline and second dust storage chamber, described
Second flowmeter, third aspiration pump and the second baker are disposed on two pipelines, the second exhaust port passes through the 4th
The outlet of aspiration pump and second dust storage chamber.
The first filter membrane and the second filter membrane, and the top of the sampling box are detachably provided in first dust storage chamber
It is provided with the first opening compatible with first dust storage chamber, the first opening activity is covered with the first lid.
In the structure, two filter membranes are set, is conducive to filtering dust, keeps measurement result more accurate, while the first filter can be conveniently replaceable
Film and the second filter membrane.
The first vibrating motor component is provided with below first dust storage chamber.In the structure, the first vibrating motor group
The setting of part can generate vibration, and dust is avoided to stand, and influence measurement result.
It is detachably provided with the first capping at the gas outlet of the first row gas port.The setting of first capping can avoid
Other dusts enter from the gas outlet of first row gas port in first area, influence measurement result.
Third filter membrane and the 4th filter membrane, and the top of the sampling box are detachably provided in second dust storage chamber
It is provided with the second opening compatible with second dust storage chamber, the second opening activity is covered with the second lid.
In the structure, two filter membranes are set, is conducive to filtering dust, keeps measurement result more accurate, while third filter can be conveniently replaceable
Film and the 4th filter membrane.
The second vibrating motor component is provided with below second dust storage chamber.
The second capping is detachably provided at the gas outlet of the second exhaust port.
The combined dust sampler further includes calibrating flow meter, be provided on the calibrating flow meter for
Total dirt sampling head or the calibrated fluxes connector for exhaling the connection of dirt sampling head.The setting of calibrating flow meter can be right
First flowmeter and second flowmeter in vasculum are calibrated, and ensure the accurate and reliable of magnitude, meet national examination criteria
It controls and requires with Good Laboratory.
The lower end of the sampling box is provided with A-frame.
Compared with prior art, the utility model has the advantage of：By exhaling the arranged side by side of dirt sampling head and total dirt sampling head
Setting can acquire total dirt and exhale dirt simultaneously；First area and second area are set in vasculum, it is respectively independent, not mutually
It influences；The setting of first flowmeter and second flowmeter is for measuring flow velocity；First aspiration pump and the cooperation of the second aspiration pump, are improved
Air inlet effect；Third aspiration pump and the cooperation of the 4th aspiration pump, improve air inlet effect；First baker and the second baker
The water content that can be reduced and suck in dust is set, keeps measurement result more accurate, reliable；The utility model can acquire always simultaneously
Dirt and dirt is exhaled, and easy to operate, measurement result is accurate, and reduction sample collector is under dusty environment while improving sampling efficiency
Exposure duration, reduce health hazard.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is sampling box internal structure schematic diagram in the utility model；
Fig. 3 is the dimensional structure diagram of the utility model decomposing state.
Specific implementation mode
Invention is described in further detail below in conjunction with attached drawing embodiment.
Embodiment one：As shown, a kind of combined dust sampler, including sampling box 1, the inside of sampling box 1 pass through
Partition board 11 is divided into first area 2 and second area 3, and the first dust storage chamber 21 is provided in first area 2, is arranged in second area 3
There are the second dust storage chamber 31, the side of sampling box 1 to be provided with total dirt sampling head 4 and dirt sampling head 5, the other side of sampling box 1 is exhaled to set
It is equipped with first row gas port 26 and second exhaust port 36, the import that total dirt sampling head 4 passes through the first pipeline 22 and the first dust storage chamber 21
It is connected to, first flowmeter 23, the first aspiration pump 24 and the first baker 25, first row gas port is disposed on the first pipeline 22
26, by the outlet of the second aspiration pump 27 and the first dust storage chamber 21, exhale dirt sampling head 5 to collect by the second pipeline 32 and second
The inlet communication of dirt room 31 is disposed with second flowmeter 33, third aspiration pump 34 and the second baker on second pipeline 32
35, the outlet that second exhaust port 36 passes through the 4th aspiration pump 37 and the second dust storage chamber 31.
Embodiment two：As shown, a kind of combined dust sampler, including sampling box 1, the inside of sampling box 1 pass through
Partition board 11 is divided into first area 2 and second area 3, and the first dust storage chamber 21 is provided in first area 2, is arranged in second area 3
There are the second dust storage chamber 31, the side of sampling box 1 to be provided with total dirt sampling head 4 and dirt sampling head 5, the other side of sampling box 1 is exhaled to set
It is equipped with first row gas port 26 and second exhaust port 36, the import that total dirt sampling head 4 passes through the first pipeline 22 and the first dust storage chamber 21
It is connected to, first flowmeter 23, the first aspiration pump 24 and the first baker 25, first row gas port is disposed on the first pipeline 22
26, by the outlet of the second aspiration pump 27 and the first dust storage chamber 21, exhale dirt sampling head 5 to collect by the second pipeline 32 and second
The inlet communication of dirt room 31 is disposed with second flowmeter 33, third aspiration pump 34 and the second baker on second pipeline 32
35, the outlet that second exhaust port 36 passes through the 4th aspiration pump 37 and the second dust storage chamber 31.
In the present embodiment, the first filter membrane 211 and the second filter membrane 212 are detachably provided in the first dust storage chamber 21, and sample
The top of case 1 be provided with it is compatible with the first dust storage chamber 21 first opening 213, first opening 213 at activity be covered with first
Lid 214.
In the present embodiment, the lower section of the first dust storage chamber 21 is provided with the first vibrating motor component 215.
The first capping 28 is detachably provided in the present embodiment, at the gas outlet of first row gas port 26.
In the present embodiment, third filter membrane 311 and the 4th filter membrane 312 are detachably provided in the second dust storage chamber 31, and sample
The top of case 1 be provided with it is compatible with the second dust storage chamber 31 second opening 313, second opening 313 at activity be covered with second
Lid 314.
In the present embodiment, the lower section of the second dust storage chamber 31 is provided with the second vibrating motor component 315.
The second capping 38 is detachably provided in the present embodiment, at the gas outlet of second exhaust port 36.
In the present embodiment, combined dust sampler further includes calibrating flow meter 6, is provided with and is used on calibrating flow meter 6
With total dirt sampling head 4 or the calibrated fluxes connector 61 for exhaling dirt sampling head 5 to connect.
In the present embodiment, the lower end of sampling box 1 is provided with A-frame 7.
Claims (9)
1. a kind of combined dust sampler, including sampling box, it is characterised in that：The inside of the sampling box passes through partition board point
At first area and second area, it is provided with the first dust storage chamber in the first area, is provided in the second area
Second dust storage chamber, the side of the sampling box are provided with total dirt sampling head and exhale dirt sampling head, the sampling box it is another
Side is provided with first row gas port and second exhaust port, and total dirt sampling head passes through the first pipeline and first dust storage chamber
Inlet communication, be disposed with first flowmeter, the first aspiration pump and the first baker on first pipeline, it is described
For first row gas port by the outlet of the second aspiration pump and first dust storage chamber, described exhales dirt sampling head by second
The inlet communication of pipeline and second dust storage chamber is disposed with second flowmeter on second pipeline, third is taken out
Air pump and the second baker, the outlet that the second exhaust port passes through the 4th aspiration pump and second dust storage chamber.
2. a kind of combined dust sampler according to claim 1, it is characterised in that：It can in first dust storage chamber
Dismounting is provided with the first filter membrane and the second filter membrane, and the top of the sampling box is provided with and is mutually fitted with first dust storage chamber
The first opening matched, the first opening activity are covered with the first lid.
3. a kind of combined dust sampler according to claim 2, it is characterised in that：Under first dust storage chamber
Side is provided with the first vibrating motor component.
4. a kind of combined dust sampler according to claim 3, it is characterised in that：The first row gas port goes out
The first capping is detachably provided at gas port.
5. a kind of combined dust sampler according to claim 1, it is characterised in that：It can in second dust storage chamber
Dismounting is provided with third filter membrane and the 4th filter membrane, and the top of the sampling box is provided with and is mutually fitted with second dust storage chamber
The second opening matched, the second opening activity are covered with the second lid.
6. a kind of combined dust sampler according to claim 5, it is characterised in that：Under second dust storage chamber
Side is provided with the second vibrating motor component.
7. a kind of combined dust sampler according to claim 6, it is characterised in that：The second exhaust port goes out
The second capping is detachably provided at gas port.
8. a kind of combined dust sampler according to any claims of claim 1-7, it is characterised in that：The combination
Formula dust sampler further includes calibrating flow meter, be provided on the calibrating flow meter for total dirt sampling head or
Described exhales the calibrated fluxes connector that dirt sampling head connects.
9. a kind of combined dust sampler according to claim 1, it is characterised in that：The lower end of the sampling box is set
It is equipped with A-frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346390.1U CN207882017U (en) | 2018-03-13 | 2018-03-13 | A kind of combined dust sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346390.1U CN207882017U (en) | 2018-03-13 | 2018-03-13 | A kind of combined dust sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207882017U true CN207882017U (en) | 2018-09-18 |
Family
ID=63497060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820346390.1U Expired - Fee Related CN207882017U (en) | 2018-03-13 | 2018-03-13 | A kind of combined dust sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207882017U (en) |
-
2018
- 2018-03-13 CN CN201820346390.1U patent/CN207882017U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180918 Termination date: 20200313 |