CN207557192U - Environmental detection set with integral sensor protective cover - Google Patents
Environmental detection set with integral sensor protective cover Download PDFInfo
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- CN207557192U CN207557192U CN201720943479.1U CN201720943479U CN207557192U CN 207557192 U CN207557192 U CN 207557192U CN 201720943479 U CN201720943479 U CN 201720943479U CN 207557192 U CN207557192 U CN 207557192U
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- protective cover
- sensor
- housing
- air inlet
- vacuum pump
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Abstract
The utility model discloses a kind of environmental detection sets with integral sensor protective cover, it includes a housing, an air inlet is provided on the housing, one air outlet, the enclosure interior is provided with sensor stand, several sensors are arranged on the sensor stand, a protective cover is wherein provided on the outside of the sensor, air inlet is provided with vacuum pump in the enclosure interior, centrifugal blower is provided at air outlet in the enclosure interior, the enclosure interior is provided with moisture filter, the moisture filter, protective cover, vacuum pump is sequentially tightly connected by hose.The utility model has the gas flow rate unification that will flow through each sensor, and can accelerate the exchange velocity of enclosure interior and extraneous gas, improves the precision of detection；And the characteristics of sensor, maintenance is protected to facilitate.
Description
Technical field
The utility model is related to a kind of environmental detection set more particularly to a kind of rings with integral sensor protective cover
Border detection device.
Background technology
Applicant is had found when research and development have the function of the environment monitor of more detection projects in environment detector housing
Internal multiple environmental detection sensors when being exchanged inside housings with extraneous gas, flow through each sensing due to position difference
The gas flow rate of device is different, that is to say, that the accuracy in detection of sensor is affected by air velocity, and then influences environment inspection
Survey the detection result of instrument；In addition, each sensor is exposed inside housings, easily to external environment influence, sensor is reduced
Service life.
Invention content
In order to solve the above technical problems, the utility model provides a kind of environment measuring with integral sensor protective cover
Device including a housing 100, is provided with an air inlet 101, an air outlet 102, in the housing 100 on the housing
Portion is provided with sensor stand 700, and several sensors 701 are arranged on the sensor stand, wherein in the sensor
701 outsides are provided with a protective cover 300, vacuum pump 200 are provided at air inlet 101 in 100 inside of housing, in institute
It states 100 inside of housing and is provided with centrifugal blower 400 at air outlet 102, Mist filtration is internally provided in the housing 100
Device 500, the moisture filter 500, protective cover 300, vacuum pump 200 are sequentially tightly connected by hose.
Preferably, the vacuum pump 200 has air inlet 202 and gas outlet 201, and the centrifugal blower 400 has air inlet
Mouth 402 and air outlet 401, the moisture filter 500 have air inlet 502 and gas outlet 501, and the protective cover 300 has
Suction nozzle 302 and outlet nozzle 301, wherein the gas outlet 501 of the moisture filter and the suction nozzle 302 of protective cover 300 pass through
Hose is tightly connected, and the air inlet 202 of the outlet nozzle 301 of the protective cover 300 and the vacuum pump 200 is sealed by hose to be connected
It connects, the gas outlet 201 of the vacuum pump 200 is tightly connected a hose 203, and the hose 203 extends to the centrifugal blower 400
Air inlet 402 at.
Preferably, the protective cover 300 includes first side 300A, second side 300B and is disposed there between
Sealing element 900.
Preferably, the first side 300A is provided with air admission hole 303, venthole 304, respectively with the suction nozzle 302,
Outlet nozzle 301 is tightly connected.
Preferably, the first side 300A is provided with the groove knot adaptable with the sensor 701 and sealing element 900
Structure 900A.
Preferably, the second side 300B be provided with several gauge holes 306 for accommodating the sensor 701 and
Perpendicular to the raised structures 900B being adapted with the sealing element 900, groove structure 900A of second side 300B extensions.
Preferably, the protective cover 300 is polytetrafluoroethylene (PTFE) or stainless steel.
Preferably, further include a waterproof construction 600 in the housing 100, be set to air inlet 101 and vacuum pump 200 it
Between.
Preferably, the waterproof construction 600 has at least one water-retaining structure 601, the water-retaining structure 601 and housing
100 are tightly connected.
Preferably, 101 bottom end of air inlet is located at same level with 100 bottom surface of housing.
In conclusion technical solution disclosed in the utility model has the gas flow rate unification that will flow through each sensor,
And the exchange velocity of enclosure interior and extraneous gas can be accelerated, improve the precision of detection；And protection sensor, maintenance are conveniently
The characteristics of.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings the attached drawing of other embodiment.
Fig. 1 is the utility model environment monitor body diagram；
Fig. 2 is the utility model environment monitor housing parts schematic cross-sectional view；
Fig. 3 is the utility model environment monitor enclosure interior schematic diagram；
Fig. 4 is the utility model sensor stand and protective cover exploded perspective view；
Fig. 5 is the utility model protective cover front schematic view；
Fig. 6 is the utility model protective cover reverse side schematic diagram；
Fig. 7 is the utility model protective cover first side schematic diagram；
Fig. 8 is the utility model protective cover second side schematic diagram.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can in many different forms come in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is the public affairs made to the utility model
Open the understanding more thorough and comprehensive of content.Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to
The normally understood meaning of those skilled in the art of the utility model is identical.Herein in the specification of the utility model
Used term is intended merely to the purpose of description specific embodiment, it is not intended that limitation the utility model.It is used herein
Term " and/or " include the arbitrary and all combinations of one or more relevant Listed Items.
The particular content of the utility model is described in detail below in conjunction with Fig. 1 to Fig. 8.As shown in Figures 1 to 4, originally
Utility model discloses a kind of environmental detection set with integral sensor protective cover, including a housing 100, the shell
An air inlet 101 is provided on body, an air outlet 102 is internally provided with sensor stand 700, Ruo Ganchuan in the housing 100
Sensor 701 and carbon dioxide sensor 800 are arranged on the sensor stand, wherein in 701 outside of sensor
A protective cover 300 is provided with, vacuum pump 200 is provided at air inlet 101 in 100 inside of housing, in the housing
100 inside are provided with centrifugal blower 400 at air outlet 102, and moisture filter 500 is internally provided in the housing 100,
The moisture filter 500, protective cover 300, carbon dioxide sensor 800, vacuum pump 200 are sequentially tightly connected by hose.
Technical solution disclosed in the utility model will be arranged on by the protective cover 300 of integral type on sensor stand 700
Several sensors 800 be sealed in the same space, be provided at air inlet 101 further through the inside of housing 100 is arranged on
Vacuum pump 200 is provided with centrifugal blower 400 and moisture filter 500 and several hoses composition one at air outlet 102
Gas in special air ventilation passage, first housing 100 causes Uniform gas flow velocity under the action of vacuum pump 200, and
Entered by moisture filter 500, filter out the steam in gas after moisture filter 500（It can influence to examine because steam is overweight
Survey precision）, subsequently into protective cover 300, Uniform gas flow velocity by each sensor, then pass through vacuum pump 200 again
Deliver the gas at the air outlet 102 and be provided with centrifugal blower 400 and discharge hull outside, with realize improve enclosure interior with
The exchange velocity of extraneous gas and ensure that the gas flow rate for flowing through each sensor is relatively uniform, meanwhile, it is described in the utility model
Protective roof structure there is to protect the sensor from extraneous factor interference and damage.
It should be noted that carbon dioxide sensor 800 described in the utility model is arranged on outside protective cover 300, improve
The exchange velocity of carbon dioxide sensor and extraneous gas and ensure that the gas flow rate for flowing through carbon dioxide sensor is relatively equal
It is even, also can by from the gas that protective cover 300 exports via by vacuum pump 200 that gas is defeated again after carbon dioxide sensor 800
It send to being provided with centrifugal blower 400 at the air outlet 102 and discharges hull outside.It can certainly be by carbon dioxide sensor
800 are set to inside protective cover 300, achieve the purpose that identical.
In addition, housing 100 described in the utility model, which can be metal shell, either includes the compound of phase-change material
Metal shell using the Composite metal shell of phase-change material, using the phase-change constant-temperature characteristic of phase-change material, maintains enclosure interior temperature
Spend it is constant, can ensure that when local environment temperature increases enclosure interior electronic device work normally；Several sensors 701 can
To be dust sensor, photosensitive sensor, temp-sensitive sensor, gas sensor, humidity sensor, acoustic sensor, nuclear radiation
A kind of and/or multiple combinations therein such as sensor, anion sensor, bacterium colony sensor, chemical sensor, specifically can basis
Application environment selects suitable sensor to detect different environmental datas；TYGON hoses, the protection may be selected in the hose
Cover 300 is polytetrafluoroethylene (PTFE) or stainless steel, has that surface is smooth to be not easy adsorbed gas using polytetrafluoroethylene (PTFE) or stainless steel
Or the characteristic of impurity, the percent of pass by protective cover gas is improved, reduces influence of the extraneous factor to testing result.
Further, vacuum pump 200 described in the utility model has air inlet 202 and gas outlet 201, the protective cover
300 have suction nozzle 302 and outlet nozzle 301, and the centrifugal blower 400 has air inlet 402 and air outlet 401, the steam
Filter 500 has air inlet 502 and gas outlet 501, and the carbon dioxide sensor 800 has air inlet 801 and gas outlet
802, wherein the gas outlet 501 of the moisture filter and the suction nozzle 302 of protective cover 300 are tightly connected by hose, it is described
The outlet nozzle 301 of protective cover 300 and the air inlet 801 of the carbon dioxide sensor 800 are tightly connected by hose, and described two
The gas outlet 802 and the air inlet 202 of the vacuum pump 200 for aoxidizing carbon sensor 800 are tightly connected by hose, the vacuum
The gas outlet 201 of pump 200 is tightly connected a hose 203, and the hose 203 extends to the air inlet 402 of the centrifugal blower 400
Place, since 400 air outlet 401 of centrifugal blower is set to 102 side of housing air outlet, in order to by the gas of each sensor
Body discharges rapidly housing 100, accelerates the gas flowing in housing, and then can more accurately detect gas to be measured.
Due to being provided with vacuum pump 200 and other electronic devices at air inlet 101 in 100 inside of housing, it is
Enhance waterproofing grade, the utility model further includes a waterproof construction 600, is set between air inlet 101 and vacuum pump 200, institute
Waterproof construction 600 is stated at least one water-retaining structure 601, the water-retaining structure 601 is tightly connected with housing 100, preferably,
The height of the waterproof construction 600 should be greater than the height of vacuum pump 200.It should be noted that it is set to the centrifugation at air outlet 102
400 inside of wind turbine has waterproof construction, therefore herein without additionally setting waterproof construction 600.
In addition, the bottom surface of the bottom end of the air inlet 101 and housing 100 is arranged to same level by the utility model, i.e.,
Air inlet is in same plane with housing bottom surface, in order to which the water that waterproof construction 600 stops quickly is discharged from housing.
As shown in Fig. 4 to Fig. 8, protective cover 300 described in the utility model includes first side 300A, second side 300B
And the sealing element 900 being disposed there between, the first side 300A, second side 300B are polytetrafluoroethylene (PTFE) or not
Rust steel material, sealing element 900 are soft material（Such as rubber) to prevent gas from leaking.It is provided in the first side 300A
Air admission hole 303, venthole 304 are tightly connected respectively with the suction nozzle 302, outlet nozzle 301.
In addition, the first side 300A is additionally provided with the groove knot adaptable with the sensor 701 and sealing element 900
Structure 900A, the groove structure 900A includes the strip structure being adapted with sealing element 900 and cooperation fixed screw holes 305 are used
Circular configuration；The first side 300A is additionally provided with the gas-guiding structure of gas circulation, and the gas-guiding structure, which is divided into first, leads
Depressed structure 307, the second gas-guiding structure 308, third gas-guiding structure 309, the air admission hole 303, the first gas-guiding structure 307, second
Gas-guiding structure 308, third gas-guiding structure 309 and venthole 304 form a gas channel, and bootable gas is in sequence
Flow through each sensor.Wherein, the quantity of first gas-guiding structure 307, the second gas-guiding structure 308, third gas-guiding structure 309
It at least one, specifically can be according to the appropriate change of actual use.
Second side 300B described in the utility model is provided with several gauge holes 306 for accommodating the sensor 701,
And the raised structures being adapted with the sealing element 900, groove structure 900A upwardly extended perpendicular to second side 300B
900B。
It is sealed between several sensors 701 and protective cover 300 described in the utility model by multiple soft sealing rings, institute
State between the suction nozzle 302, outlet nozzle 301 and first side 300A of protective cover 300 is also by soft sealing ring sealing, attached drawing
In have diagram, but non-label, therefore illustrate herein.In addition, sealing element 900 has a gap structure 901 and screw hole 902, respectively
For third gas-guiding structure 309 and each screw to be coordinated to fix and use.
It is above the utility model preferred forms, the utility model can also change as vacuum pump 200 and protective cover
The technical solution of 300 compositions（Only narration and the difference part of preferred forms below）, i.e.,：Gas in housing 100 is true
Under the action of sky pump 200, entered with uniform flow velocity by the suction nozzle 302 of protective cover 300, flowed through each in protective cover 300
After a sensor 701, the air inlet 201 via the vacuum pump 200 for the hose being connect with outlet nozzle 301 enters in vacuum pump, institute
The gas outlet 201 for stating vacuum pump 200 is tightly connected a hose 203, and it is straight that the hose 203 extends to 102 side of housing air outlet
Run in hull outside, to improve the exchange velocity of enclosure interior and extraneous gas.
In addition, the utility model can also change the skill formed for vacuum pump 200, protective cover 300 with moisture filter 500
Art scheme（Only narration and the difference part of preferred forms below）, i.e.,：Gas in housing 100 is in the work of vacuum pump 200
Under, entered by the air inlet 502 of moisture filter 500, filter out the steam in gas after moisture filter 500（Cause
Steam is overweight to influence detection result）, the suction nozzle that then passes through protective cover 300 via the gas outlet 501 of moisture filter 500
302 enter, and are led to the consistent gas to be detected of dry flow velocity by the gas outlet 201 of empty pump 200 under the action of empty pump 200
It crosses hose and sequentially flows through sensor 701 different in sensor protective shield 300, via the true of the hose being connect with outlet nozzle 301
The air inlet 201 of sky pump 200 enters in vacuum pump, and the gas outlet 201 of the vacuum pump 200 is tightly connected a hose 203, described
Hose 203 extends to 102 side of housing air outlet and is expelled directly out hull outside, to improve exchanging for enclosure interior and extraneous gas
Speed.
In addition, the utility model can also change the technology formed for vacuum pump 200, protective cover 300 with centrifugal blower 400
Scheme（Only narration and the difference part of preferred forms below）, i.e.,：Gas in housing 100 is in the effect of vacuum pump 200
Under, entered with uniform flow velocity by the suction nozzle 302 of protective cover 300, after flowing through each sensor 701 in protective cover 300,
Air inlet 201 via the vacuum pump 200 for the hose being connect with outlet nozzle 301 enters in vacuum pump, and the vacuum pump 200 goes out
Gas port 201 is tightly connected a hose 203, and the hose 203 is extended at the air inlet 402 of the centrifugal blower 400, then by setting
400 air outlet 401 of the centrifugal blower discharge hull outside of 102 side of housing air outlet is placed in, to improve enclosure interior and outside
The exchange velocity of gas.
Technical solution disclosed in the utility model can will flow through the gas flow rate unification of each sensor, and can accelerate shell
Internal portion and the exchange velocity of extraneous gas improve the precision of detection.
Embodiment described above only expresses one or more of embodiments of the utility model, description it is more specific and
In detail, but it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for this field
For those of ordinary skill, without departing from the concept of the premise utility, various modifications and improvements can be made, these
Belong to the scope of protection of the utility model.
Claims (7)
1. a kind of environmental detection set with integral sensor protective cover, including a housing（100）, set on the housing
It is equipped with an air inlet（101）, an air outlet（102）, in the housing（100）It is internally provided with sensor stand（700）, it is several
Sensor（701）It is arranged on the sensor stand, it is characterised in that：In the sensor（701）Outside is provided with one
Protective cover（300）, the protective cover（300）Including first side（300A）, second side（300B）And it is arranged on the two
Between sealing element（900）, in the housing（100）Internal close air inlet（101）Place is provided with vacuum pump（200）, described
Housing（100）Internal close air outlet（102）Place is provided with centrifugal blower（400）, in the housing（100）It is internally provided with water
Vapour filter（500）, the moisture filter（500）, protective cover（300）, vacuum pump（200）Pass through the hose sequentially company of sealing
It connects, the vacuum pump（200）With air inlet（202）With gas outlet（201）, the centrifugal blower（400）With air inlet
（402）With air outlet（401）, the moisture filter（500）With air inlet（502）With gas outlet（501）, the protective cover
（300）With suction nozzle（302）With outlet nozzle（301）, wherein the gas outlet of the moisture filter（501）With protective cover
（300）Suction nozzle（302）It is tightly connected by hose, the protective cover（300）Outlet nozzle（301）With the vacuum pump
（200）Air inlet（202）It is tightly connected by hose, the vacuum pump（200）Gas outlet（201）It is tightly connected a hose
（203）, the hose（203）Extend to the centrifugal blower（400）Air inlet（402）Place.
2. the environmental detection set according to claim 1 with integral sensor protective cover, it is characterised in that：It is described
First side（300A）It is provided with air admission hole（303）, venthole（304）, respectively with the suction nozzle（302）, outlet nozzle（301）
It is tightly connected.
3. the environmental detection set according to claim 1 with integral sensor protective cover, it is characterised in that：It is described
Second side（300B）It is provided with and accommodates the sensor（701）Several gauge holes（306）And perpendicular to second side
（300B）Extension with the sealing element（900）, groove structure（900A）Adaptable raised structures（900B）.
4. the environmental detection set according to claim 1 with integral sensor protective cover, it is characterised in that：It is described
Protective cover（300）For polytetrafluoroethylene (PTFE) or stainless steel.
5. the environmental detection set according to claim 1 with integral sensor protective cover, it is characterised in that：It is described
Housing（100）Inside further include a waterproof construction（600）, it is set to air inlet（101）With vacuum pump（200）Between.
6. the environmental detection set according to claim 5 with integral sensor protective cover, it is characterised in that：It is described
Waterproof construction（600）With at least one water-retaining structure（601）, the water-retaining structure（601）With housing（100）It is tightly connected.
7. the environmental detection set according to claim 1 with integral sensor protective cover, it is characterised in that：It is described
Air inlet（101）Bottom end and housing（100）Bottom surface is located at same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943479.1U CN207557192U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with integral sensor protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720943479.1U CN207557192U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with integral sensor protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207557192U true CN207557192U (en) | 2018-06-29 |
Family
ID=62672026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720943479.1U Active CN207557192U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with integral sensor protective cover |
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| Country | Link |
|---|---|
| CN (1) | CN207557192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918782A (en) * | 2018-07-19 | 2018-11-30 | 江苏中科睿赛污染控制工程有限公司 | A kind of indoor pollutant detection device |
-
2017
- 2017-07-31 CN CN201720943479.1U patent/CN207557192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918782A (en) * | 2018-07-19 | 2018-11-30 | 江苏中科睿赛污染控制工程有限公司 | A kind of indoor pollutant detection device |
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