CN207163769U - Airborne dust collects detection device - Google Patents
Airborne dust collects detection device Download PDFInfo
- Publication number
- CN207163769U CN207163769U CN201721100143.5U CN201721100143U CN207163769U CN 207163769 U CN207163769 U CN 207163769U CN 201721100143 U CN201721100143 U CN 201721100143U CN 207163769 U CN207163769 U CN 207163769U
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- sampling
- airborne dust
- detection device
- sampling head
- aspiration pump
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Abstract
The utility model discloses a kind of airborne dust to collect detection device, including：Collection device of dusting and the airborne dust detection means being connected by sampling pipe with the collection device of dusting；The collection device of dusting includes sampling head, protection cap, fly net and sampling pillar；The airborne dust detection means includes protective casing, is arranged in the protective casing and one end is connected with the lower end of the sampling pipe appendix, dust sensor, filter and the aspiration pump being successively set on along gas flow direction on the appendix.Airborne dust of the present utility model collects detection device, by setting fly net to prevent mosquito and other bulky grain objects from entering airborne dust detection means above inlet chamber, avoids mosquito and other bulky grain object contributions from detecting data and cause device damage；By setting filter to filter out the dust in the air after dust sensor detects, aspiration pump can be protected, ensures the using effect of aspiration pump, extends the service life of aspiration pump.
Description
Technical field
Airborne dust detection technique field is the utility model is related to, more particularly to a kind of airborne dust collects detection device.
Background technology
Recently as the quickening and rapid development of economy of Urbanization in China, urban air pollution also progressively adds
Weight.According to Chinese Ministry of Environmental Protection《2014 China Environmental State Bulletins》It has been shown that, carry out 161 cities of air quality new standard monitoring in the whole nation
In, only 16 urban air-quality year average it is up to standard, 145 urban air-qualities are exceeded.State Ministry of Environmental Protection's Monitoring Data table
Bright, there is the number of days of haze more than 100 days every year in some areas, and indivedual cities are even more than 200 days.
The serious profound cause of air pollution is China's fast industrialization, environmental problem accumulated in urbanization process
Show, highly energy-consuming, maximum discharge, heavily contaminated, production capacity surplus, unreasonable, excessive and based on coal the energy knot of energy resource consumption of layout
Structure is persistently strengthened, and the rapid growth of Urban vehicles poputation, discharge amount of pollution is significantly increased, and construction site is in full flourish,
Contamination control dynamics is inadequate, and main air pollution emission total amount is considerably beyond many reasons such as environmental carrying capacities.
In order to carry out the detection of the real-time on-site of environment, therefore the requirement that detection device is detected to airborne dust is more harsh.It is existing
The equipment of some detections, due to being chronically exposed to outdoor application, its collection device of dusting, the infiltration of rainwater is not only faced with, more
There is the hidden danger that insect and larger particulate matter etc. are inhaled into；And the detection of most detection device in the presence of a harsh environment uses,
It is low to reduce the life-span, so as to which unfailing performance is very low, can cause the inaccurate of data result, and the rise of use cost.
Utility model content
Technical problem to be solved in the utility model is to be directed to above-mentioned deficiency of the prior art, there is provided a kind of airborne dust
Collect detection device.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of airborne dust collects detection device, bag
Include：Collection device of dusting and the airborne dust detection means being connected by sampling pipe with the collection device of dusting；
The collection device of dusting includes sampling head, is suspended at the protection above the sampling head by multiple housing pins
The fly net and the sampling pillar with being tightly connected below the sampling head cover, being arranged between the sampling head and protection cap；
The inlet chamber penetrated along the vertical direction is offered in the sampling head, the sampling pillar inserts entering for the sampling head by lower section
In air cavity, the sampling pipe is inserted in the sampling pillar by lower section, and sampling mouth is connected with the mouth of pipe of the sampling pipe upper end,
The sampling mouth passes the sampling pillar upwards, and the lower end of the sampling pipe connects the airborne dust detection means；
The airborne dust detection means includes protective casing, is arranged in the protective casing and one end and the sampling pipe
The appendix of lower end connection, the dust sensor being successively set on along gas flow direction on the appendix, filter and take out
Air pump.
Preferably, the sampling head is wide at the top and narrow at the bottom from top to bottom in shape is collected, and is opened up on the upper surface of the sampling head
There is annular mounting groove, the width of the annular mounting groove is gradually reduced from top to bottom along depth direction.
Preferably, the bottom of the fly net is connected with for coordinating the annular being plugged in the annular mounting groove even
Junctor, the thickness of the circular connector are gradually reduced from the top down.
Preferably, the fly net covering is arranged on the top of the inlet chamber, and the fly net is in guard shape.
Preferably, the cavity between the protection cap and sampling head forms air inlet, the air inlet, inlet chamber, adopts
Sample mouth and sampling pipe form air inlet gas circuit.
Preferably, it is provided with the lower, outer perimeter of the sampling head and is protected for the sampling head to be fixed on into the sampling
Fixed screw on pipe.
Preferably, the bottom of the sampling pillar is connected with bump joint.
Preferably, the protective casing be additionally provided with built-in power and with the dust sensor, aspiration pump and built-in
The controller that power supply respectively electrically connects, the controller are used to control the dust sensor, aspiration pump and built-in power
Switch.
Preferably, the end of the appendix is communicated to the steam vent being opened on the protective casing, the protection
Signal transmission port, power switch and PORT COM are additionally provided with housing.
The beneficial effects of the utility model are：Airborne dust of the present utility model collects detection device, by above inlet chamber
Set fly net to prevent mosquito and other bulky grain objects from entering airborne dust detection means, avoid mosquito and other bulky grain objects
Influence detection data and cause device damage；By setting filter to filter out in the air after dust sensor detects
Dust, aspiration pump can be protected, ensure the using effect of aspiration pump, extend the service life of aspiration pump；By setting controller energy
Realize and the convenient of equipment is controlled；Taken shelter from rain by setting protection cap to becalm, protect collection device of dusting；By setting protecting crust
Body, good protection can be formed to airborne dust detection means complete machine.
Brief description of the drawings
Fig. 1 is the structural representation that airborne dust of the present utility model collects detection device；
Fig. 2 is the perspective view of collection device of dusting of the present utility model；
Fig. 3 is the front view of collection device of dusting of the present utility model；
Fig. 4 is the structural representation of airborne dust detection means of the present utility model；
Fig. 5 is the cooperation schematic diagram of fly net of the present utility model and sampling head；
Fig. 6 is the top view of sampling head of the present utility model.
Description of reference numerals：
1-collection device of dusting；2-airborne dust detection means；3-sampling pipe；10-sampling head；11-protection cap；12—
Fly net；13-sampling pillar；14-housing pin；15-inlet chamber；16-air inlet；17-fixed screw；18-flange
Joint；20-protective casing；21-appendix；22-dust sensor；23-filter；24-aspiration pump；25-in-built electrical
Source；26-controller；31-sampling mouth；110-annular mounting groove；120-circular connector；200-steam vent；201-letter
Number transmission port；202-power switch；203-PORT COM；220-sensor suction nozzle；221-sensor outlet nozzle.
Embodiment
The utility model is described in further detail with reference to embodiment, to make those skilled in the art's reference say
Bright book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded from one or more
The presence or addition of individual other elements or its combination.
As shown in figures 1 to 6, a kind of airborne dust of the present embodiment collects detection device, including：Collection device of dusting 1 and by adopting
The airborne dust detection means 2 that sample pipe 3 is connected with collection device of dusting 1；
Collection device of dusting 1 includes sampling head 10, the protection of the top of sampling head 10 is suspended at by multiple housing pins 14
Lid 11, the fly net 12 being arranged between sampling head 10 and protection cap 11 and the sampling pillar being tightly connected with the lower section of sampling head 10
13；The inlet chamber 15 penetrated along the vertical direction is offered in sampling head 10, sampling pillar 13 inserts entering for sampling head 10 by lower section
In air cavity 15, sampling pipe 3 is inserted in sampling pillar 13 by lower section, and sampling mouth 31, sampling are connected with the mouth of pipe of the upper end of sampling pipe 3
Mouth 31 passes sampling pillar 13, the lower end connection airborne dust detection means 2 of sampling pipe 3 upwards.
Airborne dust detection means 2 includes protective casing 20, is arranged in protective casing 20 and one end and the lower end of sampling pipe 3 connect
The appendix 21 that connects, dust sensor 22, filter 23 and the pumping being successively set on along gas flow direction on appendix 21
Pump 24.Sensor suction nozzle 220 is provided with the inlet end of dust sensor 22, its outlet side is provided with sensor outlet nozzle
221。
Protection cap 11 is connected on sampling head 10 by the support of housing pin 14, is had between protection cap 11 and sampling head 10
Cavity, the cavity form air inlet 16.Air inlet 16, inlet chamber 15, sampling mouth 31 and sampling pipe 3 form air inlet gas circuit.Sampling
The junction of mouth 31 and sampling pillar 13 keeps sealing, and big of mosquito etc. is filtered out through Air Filter by the air that air inlet 16 enters
After grain object, enter sampling pipe 3 into inlet chamber 15, then by sampling mouth 31, so as to enter airborne dust detection through appendix 21
Device 2, carry out dust detection.Filter 23 is used to filter out the dust in the air after the detection of dust sensor 22, with
Aspiration pump 24 is protected, ensures the using effect of aspiration pump 24, extends the service life of aspiration pump 24.
Sampling head 10 is wide at the top and narrow at the bottom from top to bottom in shape is collected, and annular mounting groove is offered on the upper surface of sampling head 10
110, the width of annular mounting groove 110 is gradually reduced from top to bottom along depth direction.The bottom of fly net 12 is connected with for matching somebody with somebody
The circular connector 120 being plugged in annular mounting groove 110 is closed, the thickness of circular connector 120 is gradually reduced from the top down.Such as
Shown in figure, the section of annular mounting groove 110 and circular connector 120 is inverted trapezoidal, coordinates card to set by circular connector 120
It is inserted into annular mounting groove 110, the shape of circular connector 120 matches with annular mounting groove 110, and circular connector 120
More it is downwardly into, then is bonded with annular mounting groove 110 more closely, makes to keep between circular connector 120 and annular mounting groove 110
Sealing, and it is beneficial to installation and dismounting of the fly net 12 on sampling head 10, it is not necessary to it is to want other connectors to make fly net
12 are fixedly attached on sampling head 10.Fly net 12 covers the top for being located at inlet chamber 15, and fly net 12 is in guard shape.Insect prevention
Net 12 can prevent mosquito and other bulky grain objects from entering airborne dust detection means 2, avoid mosquito and other bulky grain object contributions
Detect data and cause device damage.
Keep sealing by sealing ring between sampling head 10 and sampling pillar 13.
Be provided with the fixed screw for sampling head 10 being fixed on sampling pillar 13 in the lower, outer perimeter of sampling head 10
17.The bottom of sampling pillar 13 is connected with bump joint 18, to be fixedly connected or be directly anchored to airborne dust detection means 2 to use
Other positions in environment, convenient installation.Fixed screw 17 is set, makes sampling head 10 be securely attached to sample on pillar 13.
Protective casing 20 is additionally provided with built-in power 25 and electric with dust sensor 22, aspiration pump 24 and built-in power 25
The controller 26 of connection, controller 26 are used for the switch for controlling dust sensor 22, aspiration pump 24 and built-in power 25.Appendix
21 end is communicated to the steam vent 200 being opened on protective casing 20, and signal transmission port is additionally provided with protective casing 20
201st, power switch 202 and PORT COM 203.Power switch 202 is used to control equipment operation manually.Controller 26 is controlled
The start and stop of dust sensor 22 processed, aspiration pump 24 and built-in power 25, PORT COM 203 are built for controller 26 with host computer
Vertical communication connection, realizes control of the host computer to controller 26.
304 stainless steels, service life length can be selected in protective casing 20.
External power source power supply can be used directly in airborne dust detection means 2, can be also powered by built-in power 25, conveniently made
With.
Airborne dust gas to be measured in environment, in the presence of aspiration pump 24, the equipment, Air Filter mistake are entered by air inlet 16
After filtering the bulky grain object such as mosquito, enter sampling pipe 3 into inlet chamber 15, then by sampling mouth 31, then enter through appendix 21
Enter to dust sensor 22, carry out dust detection and analysis, then entered after filter 23 filters, by being vented under the driving of aspiration pump 24
Discharge in hole 200.The detection and analysis result of dust sensor 22 is transmitted to host computer via signal transmission port 201.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new.
Claims (9)
1. a kind of airborne dust collects detection device, it is characterised in that including：Collection device of dusting and pass through sampling pipe and the airborne dust
The airborne dust detection means of collection device connection；
The collection device of dusting includes sampling head, protection cap above the sampling head is suspended at by multiple housing pins,
The fly net and the sampling pillar with being tightly connected below the sampling head being arranged between the sampling head and protection cap；It is described
The inlet chamber penetrated along the vertical direction is offered in sampling head, the sampling pillar is inserted the inlet chamber of the sampling head by lower section
Interior, the sampling pipe is inserted in the sampling pillar by lower section, and sampling mouth is connected with the mouth of pipe of the sampling pipe upper end, described
Sampling mouth passes the sampling pillar upwards, and the lower end of the sampling pipe connects the airborne dust detection means；
The airborne dust detection means includes protective casing, is arranged in the protective casing and one end and the lower end of the sampling pipe
The appendix of connection, dust sensor, filter and the aspiration pump being successively set on along gas flow direction on the appendix.
2. airborne dust according to claim 1 collects detection device, it is characterised in that the sampling head is wide at the top and narrow at the bottom from upper past
Lower to offer annular mounting groove on the upper surface of the sampling head in shape is collected, the width of the annular mounting groove is along depth side
To being gradually reduced from top to bottom.
3. airborne dust according to claim 2 collects detection device, it is characterised in that the bottom of the fly net is connected with use
The circular connector being plugged in cooperation in the annular mounting groove, the thickness of the circular connector gradually subtract from the top down
It is small.
4. airborne dust according to claim 3 collects detection device, it is characterised in that the fly net covering is arranged on described
The top of inlet chamber, the fly net are in guard shape.
5. airborne dust according to claim 1 collects detection device, it is characterised in that between the protection cap and sampling head
Cavity forms air inlet, and the air inlet, inlet chamber, sampling mouth and sampling pipe form air inlet gas circuit.
6. airborne dust according to claim 1 collects detection device, it is characterised in that is set in the lower, outer perimeter of the sampling head
Be equipped with the fixed screw for the sampling head being fixed on the sampling pillar.
7. airborne dust according to claim 1 collects detection device, it is characterised in that the bottom of the sampling pillar is connected with
Bump joint.
8. airborne dust according to claim 1 collects detection device, it is characterised in that the protective casing is additionally provided with built-in
Power supply and the controller respectively electrically connected with the dust sensor, aspiration pump and built-in power, the controller are used to control
Make the switch of the dust sensor, aspiration pump and built-in power.
9. airborne dust according to claim 8 collects detection device, it is characterised in that the end of the appendix is communicated to out
The steam vent being located on the protective casing, signal transmission port, power switch and communication are additionally provided with the protective casing
Port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100143.5U CN207163769U (en) | 2017-08-30 | 2017-08-30 | Airborne dust collects detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100143.5U CN207163769U (en) | 2017-08-30 | 2017-08-30 | Airborne dust collects detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207163769U true CN207163769U (en) | 2018-03-30 |
Family
ID=61719784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721100143.5U Active CN207163769U (en) | 2017-08-30 | 2017-08-30 | Airborne dust collects detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207163769U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108522A (en) * | 2019-06-03 | 2019-08-09 | 马鞍山十七冶工程科技有限责任公司 | A kind of dust preventing component, a kind of soil gas detection sampler and its application method |
| CN113267437A (en) * | 2021-05-14 | 2021-08-17 | 东华理工大学 | Subway tunnel dust detection device |
-
2017
- 2017-08-30 CN CN201721100143.5U patent/CN207163769U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108522A (en) * | 2019-06-03 | 2019-08-09 | 马鞍山十七冶工程科技有限责任公司 | A kind of dust preventing component, a kind of soil gas detection sampler and its application method |
| CN113267437A (en) * | 2021-05-14 | 2021-08-17 | 东华理工大学 | Subway tunnel dust detection device |
| CN113267437B (en) * | 2021-05-14 | 2024-03-15 | 东华理工大学 | Subway tunnel dust detection device |
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