CN207556562U - Environmental detection set with high leakproofness integral sensor protective cover - Google Patents
Environmental detection set with high leakproofness integral sensor protective cover Download PDFInfo
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- CN207556562U CN207556562U CN201720941431.7U CN201720941431U CN207556562U CN 207556562 U CN207556562 U CN 207556562U CN 201720941431 U CN201720941431 U CN 201720941431U CN 207556562 U CN207556562 U CN 207556562U
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- protective cover
- sensor
- housing
- vacuum pump
- air inlet
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Abstract
The utility model discloses a kind of environmental detection set with high leakproofness integral sensor protective cover, including a housing（100）, an air inlet is provided on the housing（101）, an air outlet（102）, in the housing（100）It is internally provided with sensor stand（700）, several sensors（701）It is arranged on the sensor stand, it is characterised in that：In the sensor（701）Outside is provided with a protective cover（300）, in the housing（100）Internal close air inlet（101）Place is provided with vacuum pump（200）, the protective cover（300）, vacuum pump（200）It is sequentially tightly connected by hose, in the protective cover（300）One sealing press part of outside setting.The utility model has the gas flow rate unification that will flow through each sensor, and can enhance the sealing effect of gas；And the characteristics of sensor, maintenance is protected to facilitate.
Description
Technical field
The utility model is related to a kind of environmental detection sets more particularly to one kind, and there is high leakproofness integral sensor to prevent
The environmental detection set of shield.
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 and the problem of how to meet the application environment scene more demanding to gas tightness.
Invention content
In order to solve the above technical problems, the utility model provide it is a kind of with high leakproofness integral sensor protective cover
Environmental detection set including a housing 100, is provided with an air inlet 101, an air outlet 102, in the shell on the housing
Body 100 is internally provided with sensor stand 700, and several sensors 701 are arranged on the sensor stand, wherein described
701 outside of sensor is provided with a protective cover 300, and vacuum pump is provided at air inlet 101 in 100 inside of housing
200, the protective cover 300, vacuum pump 200 are sequentially tightly connected by hose, in the protective cover（300）Outside setting one is close
Seal press part.
Preferably, the vacuum pump 200 has air inlet 202 and gas outlet 201, and the protective cover 300 has suction nozzle
302 with outlet nozzle 301, wherein the air inlet 202 of the outlet nozzle 301 of the protective cover 300 and the vacuum pump 200 passes through hose
It is tightly connected, the gas outlet 201 of the vacuum pump 200 is tightly connected a hose 203, and the hose 203 extends to the vacuum
Pump（100）Air outlet（102）Place.
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 sealing effect of protective cover can be enhanced；And the characteristics of sensor, maintenance is protected to facilitate.
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 high leakproofness integral sensor protective cover, including a housing
100, an air inlet 101 is provided on the housing, and an air outlet 102 is internally provided with sensor stand in the housing 100
700, several sensors 701 and carbon dioxide sensor 800 are arranged on the sensor stand, wherein in the sensing
701 outside of device is provided with a protective cover 300, and vacuum pump 200 is provided at air inlet 101 in 100 inside of housing,
100 inside of housing is provided with centrifugal blower 400 at air outlet 102, and steam mistake is internally provided in the housing 100
Filter 500, the moisture filter 500, protective cover 300, carbon dioxide sensor 800, vacuum pump 200 are sequentially close by hose
Envelope connection, in 300 outside setting of protective cover, the one sealing press part（It is not shown）.The sealing press part can be stainless steel
Or other metal or alloy, it is screwed in 300 outside of protective cover.
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 sealing press part
Be set on the outside of first side 300A, and pass through several screws and be fixed on 300 outside of protective cover, with strengthen first side 300A,
The sealing effect of protective cover 300 that second side 300B and the sealing element 900 being disposed there between form, prevents gas leakage.
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 (8)
1. a kind of environmental detection set with high leakproofness integral sensor protective cover, described including a housing (100)
An air inlet (101) is provided on housing, an air outlet (102) is internally provided with sensor stand in the housing (100)
(700), several sensors (701) are arranged on the sensor stand, it is characterised in that：In the sensor (701) outside
Side is provided with a protective cover (300), and the protective cover (300) is including first side (300A), second side (300B) and sets
Sealing element (900) between is put, vacuum pump is provided at the internal close air inlet (101) of the housing (100)
(200), the protective cover (300), vacuum pump (200) are sequentially tightly connected by hose, are set on the outside of the protective cover (300)
A sealing press part is put, the vacuum pump (200) has air inlet (202) and gas outlet (201), protective cover (300) tool
There are suction nozzle (302) and outlet nozzle (301), wherein the outlet nozzle (301) of the protective cover (300) and the vacuum pump (200)
Air inlet (202) be tightly connected by hose, the gas outlet (201) of the vacuum pump (200) is tightly connected a hose
(203), the hose (203) is extended at the air outlet (102) of the vacuum pump (200).
2. the environmental detection set according to claim 1 with high leakproofness integral sensor protective cover, feature
It is：The first side (300A) is provided with air admission hole (303), venthole (304), respectively with the suction nozzle (302), go out
Gas nozzle (301) is tightly connected.
3. the environmental detection set according to claim 1 with high leakproofness integral sensor protective cover, feature
It is：The first side (300A) is provided with the groove structure adaptable with the sensor (701) and sealing element (900)
(900A)。
4. the environmental detection set according to claim 3 with high leakproofness integral sensor protective cover, feature
It is：The second side (300B) is provided with several gauge holes (306) for accommodating the sensor (701) and vertical
In the raised structures (900B) adaptable with the sealing element (900), groove structure (900A) that second side (300B) extends.
5. the environmental detection set according to claim 1 with high leakproofness integral sensor protective cover, feature
It is：The protective cover (300) is polytetrafluoroethylene (PTFE) or stainless steel.
6. the environmental detection set according to claim 1 with high leakproofness integral sensor protective cover, feature
It is：A waterproof construction (600) is further included in the housing (100), is set between air inlet (101) and vacuum pump (200).
7. the environmental detection set according to claim 6 with high leakproofness integral sensor protective cover, feature
It is：The waterproof construction (600) has at least one water-retaining structure (601), the water-retaining structure (601) and housing (100)
It is tightly connected.
8. the environmental detection set according to claim 1 with high leakproofness integral sensor protective cover, feature
It is：Air inlet (101) bottom end is located at same level with housing (100) bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941431.7U CN207556562U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with high leakproofness integral sensor protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720941431.7U CN207556562U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with high leakproofness integral sensor protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207556562U true CN207556562U (en) | 2018-06-29 |
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ID=62672066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720941431.7U Active CN207556562U (en) | 2017-07-31 | 2017-07-31 | Environmental detection set with high leakproofness integral sensor protective cover |
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| CN (1) | CN207556562U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593732A (en) * | 2018-07-13 | 2018-09-28 | 苏州天信德环保科技有限公司 | A kind of factory's circle peculiar smell monitoring gas flow guiding slot and monitoring device |
| CN110673011A (en) * | 2019-10-31 | 2020-01-10 | 苏州通富超威半导体有限公司 | Semiconductor testing device |
| CN114453719A (en) * | 2022-01-18 | 2022-05-10 | 浙江东鼎电子股份有限公司 | Mounting system for manufacturing weighing flat plate sensor and mounting process thereof |
-
2017
- 2017-07-31 CN CN201720941431.7U patent/CN207556562U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593732A (en) * | 2018-07-13 | 2018-09-28 | 苏州天信德环保科技有限公司 | A kind of factory's circle peculiar smell monitoring gas flow guiding slot and monitoring device |
| CN110673011A (en) * | 2019-10-31 | 2020-01-10 | 苏州通富超威半导体有限公司 | Semiconductor testing device |
| CN114453719A (en) * | 2022-01-18 | 2022-05-10 | 浙江东鼎电子股份有限公司 | Mounting system for manufacturing weighing flat plate sensor and mounting process thereof |
| CN114453719B (en) * | 2022-01-18 | 2023-06-27 | 浙江东鼎电子股份有限公司 | Mounting system for manufacturing weighing flat-panel sensor and mounting process thereof |
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