CN205879743U - Formula dust concentration laser sensors check out test set can be cleaned in wind channel - Google Patents
Formula dust concentration laser sensors check out test set can be cleaned in wind channel Download PDFInfo
- Publication number
- CN205879743U CN205879743U CN201620729795.4U CN201620729795U CN205879743U CN 205879743 U CN205879743 U CN 205879743U CN 201620729795 U CN201620729795 U CN 201620729795U CN 205879743 U CN205879743 U CN 205879743U
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- China
- Prior art keywords
- main casing
- control panel
- circuit control
- fan
- laser
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Abstract
The utility model discloses a formula dust concentration laser sensors check out test set can be cleaned in wind channel, this equipment includes the main casing, the shield lid, circuit control panel and the inside air flow rate's of control fan, shield covers the breach of seting up with fan shape size looks adaptation, the bottom fixed connection of circuit control panel and main casing, shield lid wraps up the main casing and can dismantle with the part that circuit control panel extends the main casing and be connected, and both formed ground connection after shield lid and circuit control panel extended some fixed connection of main casing, and cover the holding tank of separating into an enclosed cavity and being used for built -in fan by shield in the main casing, the main casing forms an air duct from the one side of keeping away from the fan to fan position, and the enclosed cavity is built -in to have laser head, black box and optical grating assembly, and is provided with the laser sensor who connects rather than the electricity on the circuit control panel. The utility model discloses can dismantle shield and approximately and behind the circuit control panel rinse air duct, realize from this that the wind channel in time can clear purpose.
Description
Technical field
This utility model relates to PM2.5 detection technique field, particularly relates to a kind of air channel cleanable formula dust concentration laser
Sensing detection equipment.
Background technology
PM2.5 detection equipment in the market mostly is infrared ray sensor detection, by straight in infrared ray radiation air
The footpath dust granules less than or equal to 2.5 microns, the light scattered is converted into signal of telecommunication output by infrared sensor after being received
The numerical value of PM2.5.Prior art generally, owing to circuit control panel is built-in, therefore in sensing equipment be difficult to into
Row cleans, and therefore after the use of normal time, impurity is piled up, and affects the transmission of air, and then affects the accuracy of sensing detection.
The detection of PM2.5 is the detection of dust in air concentration.
Utility model content
For weak point present in above-mentioned technology, this utility model provides one detection the most efficient, highly sensitive
And clean the cleanable formula dust concentration laser sensing detection equipment of air channel easily.
For achieving the above object, this utility model provides the cleanable formula dust concentration laser sensing detection of a kind of air channel to set
Standby, including main casing, grounded shield lid, circuit control panel and the fan of control inner air flow velocity, described grounded shield covers out
Being provided with the breach suitable with a fan-shaped size, described circuit control panel is fixing with the bottom of main casing to be connected, described ground connection
Screening cover parcel main casing and extend the part of main casing with circuit control panel and removably connect, and grounded shield lid controls with circuit
Plate extend that the part of main casing is fixing and connect after both form ground connection, and main casing in be grounded screening cover be separated into a closing chamber and
Holding tank for built-in fans；Described main casing forms an air duct, described envelope from the side away from fan to position of fan
Close intracavity to be equipped with and on laser head, flight data recorder and grating assembly, and described circuit control panel, be provided with the laser being connected electrically
Sensor；The laser beam that air is sent by laser head through laser sensor irradiates, and the laser beam that irradiation sends passes through
Inject in flight data recorder after the scattering of grating assembly.
Wherein, the tapping that described grounded shield covers is fitted with the dust-proof rubberizing of disassembly, cleaning.
Wherein, described grating assembly includes that three are placed in parallel and carry foraminate original screen panel, and each original screen panel successively
Short transverse be clamped between grounded shield lid and circuit control panel；Described three original screen panels be arranged on flight data recorder and fan it
Between, and offer, on the original screen panel of fan, the through hole communicated with fan；And this through hole is the air outlet of air duct.
Wherein, the edge downward bending of described grounded shield lid has multiple extension blocks at parcel main casing edge, and each prolongs
Stretch block and all downwardly extended multiple grafting bar, described circuit control panel extend offer in the part of main casing multiple with grafting bar
Suitable spliced eye, after each grafting bar inserts corresponding spliced eye, circuit control panel extends part and the ground connection of main casing
Screening cover is fixing to be connected and forms ground connection.
Wherein, circuit control panel edge is provided with multiple being connected electrically and for input power the electricity that exports data
Source signal socket.
The beneficial effects of the utility model are: compared with prior art, the air channel cleanable formula ash that this utility model provides
Dust concentration laser sensing detection equipment, circuit control panel external and and grounded shield lid between removably connect, and both
After connection, main casing is divided into a closing chamber and the holding tank for built-in fans, and fan is detachable in holding tank, and ground connection
The design of screening cover demountable structure, forms ground connection when connecting with circuit control panel part, can not only reach shielding interference, and
And in the case of needs clean, after detachable grounded shield lid and circuit control panel, air duct is carried out, thus real
The purpose that existing air channel is the most cleanable, and then ensure the smooth and easy of air channel；Meanwhile, the design of grating assembly, laser beam is to pass through
After the Multiple Scattering of grating assembly, in laser sensor position, imaging will be apparent from, in order to laser sensor receives
More accurate signal.
Accompanying drawing explanation
Fig. 1 is the explosive view of air channel of the present utility model cleanable formula dust concentration laser sensing detection equipment；
Fig. 2 is the structure chart that after Fig. 1 assembles, ground connection screening cover is not connected with；
Fig. 3 is the sectional view after assembling.
Main element symbol description is as follows:
10, main casing 11, grounded shield lid
12, fan 13, air duct
14, laser head 15, flight data recorder
16, grating assembly 17, laser sensor
18, dust-proof rubberizing 19, power supply signal socket
20, circuit control panel 111, breach
112, extension block 113, grafting bar
161, original screen panel 101, holding tank
201, spliced eye 1611, through hole.
Detailed description of the invention
In order to more clearly state this utility model, below in conjunction with the accompanying drawings this utility model is further described.
Refer to Fig. 1-3, the air channel cleanable formula dust concentration laser sensing detection equipment that this utility model provides, including
Main casing 10, grounded shield lid 11, circuit control panel 20 and the fan 12 of control inner air flow velocity, grounded shield lid 11 is offered
Having the breach 111 suitable with fan 12 shape size, circuit control panel 20 is fixing with the bottom of main casing 10 to be connected, earthing
Cover lid 11 parcel main casings 10 and extend the part of main casing 10 with circuit control panel 20 and removably connect, and grounded shield lid 11 with
Circuit control panel 20 extend that the part of main casing 10 is fixing and connect after both form ground connection, and main casing 10 in be grounded screening cover 11
It is separated into a closing chamber and the holding tank 101 for built-in fans；Main casing 10 from the side away from fan 12 to position of fan shape
Become an air duct 13, close intracavity and be equipped with on laser head 14, flight data recorder 15 and grating assembly 16, and circuit control panel 20 setting
There is the laser sensor 17 being connected electrically；Air is introduced from air line 13 air inlet and arranges from air outlet by built-in fan 12
Go out, and the laser beam that air is sent by laser head 14 when laser sensor 17 irradiates, and irradiate the laser beam sent
Injecting in flight data recorder 15 after scattering by grating assembly 16, laser sensor 17 receives this optical signal, passes through circuit control panel
20 convert optical signal into the signal of telecommunication and export data.
Compared to the situation of prior art, the air channel cleanable formula dust concentration laser sensing detection that this utility model provides
Equipment, circuit control panel external and and grounded shield lid between removably connect, and both connect after main casing be divided into
One closes chamber and the holding tank for built-in fans, and fan is detachable in holding tank, and grounded shield lid demountable structure
Design, form ground connection when connection with circuit control panel part, shielding can not only be reached and disturb, and situation about cleaning at needs
Under, after detachable grounded shield lid and circuit control panel, air duct is carried out, is achieved in air channel the most cleanable
Purpose, and then ensure the smooth and easy of air channel；Meanwhile, the design of grating assembly, laser beam is the Multiple Scattering by grating assembly
After, in laser sensor position, imaging will be apparent from, in order to laser sensor receives more accurate signal.
In the present embodiment, the tapping on grounded shield lid 11 is fitted with the dust-proof rubberizing 18 of disassembly, cleaning.Dustproof paste
Glue has a dust-proof effect, and is further continued for using after being detachably carried out during using.Ground connection (earthing) is
Refer to the outer current-carrying part of power system and the neutral point of electric device, the exposed conductive part of electrical equipment and device via conductor with
The earth is connected.Formation ground junction after to be that the part of exposing outside main casing by circuit control panel is fixing with grounded shield lid in this case is connected
Structure.
In the present embodiment, grating assembly 16 includes that three are placed in parallel and carry foraminate original screen panel 161 successively, and often
The short transverse of individual original screen panel 161 is clamped between grounded shield lid 11 and circuit control panel 20；Three original screen panels 161 are arranged on
Between flight data recorder 15 and fan 12, and offer, on the original screen panel 161 of fan 12, the through hole 1611 communicated with fan；And should
Through hole is the air outlet of air duct.
In the present embodiment, the edge downward bending of grounded shield lid 11 has multiple extension blocks at parcel main casing 10 edge
112, and each extension block all downwardly extended multiple grafting bar 113, circuit control panel 20 extends to be opened in the part of main casing 10
It is provided with multiple spliced eye 201 suitable with grafting bar 113, after each grafting bar 113 inserts the spliced eye 201 of correspondence, circuit
Panel 20 extends that the part of main casing is fixing with grounded shield lid 11 to be connected and form ground connection.This case is not limited to ground connection
The mode that removably connects between screening cover and circuit control panel, can be changed according to actual needs.
In the present embodiment, circuit control panel 20 edge is provided with multiple being connected electrically and for input power defeated
Go out the power supply signal socket 19 of data.Insert power supply signal socket 19 by data wire and realize the connection of this equipment and computer, enter
And realize exporting electrical signal data.
Being energized in this case and rotate with aft-fan, by fan, air is by device interior opposite side from side to fan
Forming an air duct, the volume that this air duct is formed is about 8 cubic centimetres, and air is through laser sensor position
Time irradiated by laser beam after, laser beam be scattered by block original screen panel after enter in flight data recorder, through three scatterings, laser
Sensor receives optical signal, converts optical signal into signal of telecommunication output data by circuit control panel, and the design of this structure exists
Laser sensor position imaging will be apparent from, in order to laser sensor receives more accurate signal.In this case, laser is penetrated
Line injects flight data recorder by three blocks of gratings, makes light not scatter out, it is ensured that its stability so that laser sensor can obtain one
Individual stable and accurate signal, thus show that PM2.5 detects data accurately.Air is had by this equipment a relative closure
Carry out Detection of Air Quality in the space of guidance quality, reached Detection results efficient, accurate, highly sensitive, and many equipment it
Between detect data reach high consistency.
Only several specific embodiments of the present utility model disclosed above, but this utility model is not limited to this,
The changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. an air channel cleanable formula dust concentration laser sensing detection equipment, it is characterised in that include main casing, grounded shield
Lid, circuit control panel and the fan of control inner air flow velocity, described grounded shield covers and offers and a fan-shaped size
Suitable breach, the bottom of described circuit control panel and main casing is fixing to be connected, described grounded shield lid wrap up main casing and with electricity
Road panel extends the part of main casing and removably connects, and grounded shield lid is solid with the part that circuit control panel extends main casing
After fixed connection, both are grounded screening cover in forming ground connection, and main casing and are separated into a closing chamber and the receiving for built-in fans
Groove；Described main casing forms an air duct from the side away from fan to position of fan, and described closing intracavity is equipped with laser head, black
The laser sensor being connected electrically it is provided with on box and grating assembly, and described circuit control panel；Air is through laser
The laser beam sent by laser head during sensor irradiates, and irradiates the laser beam sent by injecting after the scattering of grating assembly
In flight data recorder.
Air channel the most according to claim 1 cleanable formula dust concentration laser sensing detection equipment, it is characterised in that described
The tapping that grounded shield covers is fitted with the dust-proof rubberizing of disassembly, cleaning.
Air channel the most according to claim 1 cleanable formula dust concentration laser sensing detection equipment, it is characterised in that described
Grating assembly includes that three are placed in parallel and carry foraminate original screen panel successively, and the short transverse of each original screen panel is clamped in and connects
Between ground screening cover and circuit control panel；Described three original screen panels are arranged between flight data recorder and fan, and near the light of fan
The through hole communicated with fan is offered on screen；And this through hole is the air outlet of air duct.
Air channel the most according to claim 1 cleanable formula dust concentration laser sensing detection equipment, it is characterised in that described
The edge downward bending of grounded shield lid has multiple extension blocks at parcel main casing edge, and each extension block has all downwardly extended many
Individual grafting bar, described circuit control panel extends and offers multiple spliced eye suitable with grafting bar in the part of main casing, often
After individual grafting bar inserts corresponding spliced eye, circuit control panel extends that the part of main casing is fixing with grounded shield lid to be connected and shape
Become ground connection.
Air channel the most according to claim 4 cleanable formula dust concentration laser sensing detection equipment, it is characterised in that circuit
Panel edge is provided with multiple being connected electrically and for input power the power supply signal socket that exports data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729795.4U CN205879743U (en) | 2016-07-12 | 2016-07-12 | Formula dust concentration laser sensors check out test set can be cleaned in wind channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729795.4U CN205879743U (en) | 2016-07-12 | 2016-07-12 | Formula dust concentration laser sensors check out test set can be cleaned in wind channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879743U true CN205879743U (en) | 2017-01-11 |
Family
ID=57696285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620729795.4U Expired - Fee Related CN205879743U (en) | 2016-07-12 | 2016-07-12 | Formula dust concentration laser sensors check out test set can be cleaned in wind channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205879743U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018165937A1 (en) * | 2017-03-16 | 2018-09-20 | 深圳市大疆创新科技有限公司 | Distance-measuring sensor and plant protection unmanned aerial vehicle having distance-measuring sensor |
| CN114243426A (en) * | 2022-02-25 | 2022-03-25 | 武汉锐科光纤激光技术股份有限公司 | Connection structure for laser |
-
2016
- 2016-07-12 CN CN201620729795.4U patent/CN205879743U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018165937A1 (en) * | 2017-03-16 | 2018-09-20 | 深圳市大疆创新科技有限公司 | Distance-measuring sensor and plant protection unmanned aerial vehicle having distance-measuring sensor |
| CN114243426A (en) * | 2022-02-25 | 2022-03-25 | 武汉锐科光纤激光技术股份有限公司 | Connection structure for laser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170111 Termination date: 20190712 |