CN208255740U - A kind of sampling environment air device thermostat and sampling environment air device - Google Patents
A kind of sampling environment air device thermostat and sampling environment air device Download PDFInfo
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- CN208255740U CN208255740U CN201820867439.8U CN201820867439U CN208255740U CN 208255740 U CN208255740 U CN 208255740U CN 201820867439 U CN201820867439 U CN 201820867439U CN 208255740 U CN208255740 U CN 208255740U
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Abstract
The utility model discloses a kind of sampling environment air device thermostat and sampling environment air devices, including constant temperature chamber, cooling assembly, heating component and temperature sensor I are provided on constant temperature chamber, when the temperature that temperature sensor I measures constant temperature chamber is less than system set point temperature, system terminal control heating component heats constant temperature chamber；When the temperature that temperature sensor I measures constant temperature chamber is greater than system set point temperature, system terminal control cooling assembly freezes to constant temperature chamber.Pass through the temperature of real-time monitoring constant temperature chamber and constant temperature chamber is heated or freezed accordingly, the temperature for keeping constant temperature intracavitary remains within the temperature range of default, avoids high temperature or low temperature from having an impact the concentration of pollutant or other chemical property and generates measurement error.
Description
Technical field
The utility model relates to air sampling equipment technical fields more particularly to a kind of sampling environment air device to be filled with constant temperature
It sets and sampling environment air device.
Background technique
With getting worse for National Environmental problem, the problem of environmental issue becomes more concerned with as people.For environment
In terms of air, country has put into effect corresponding policy in terms of pollutant and particle sampling respectively.In industry, commonly used filter membrane
Total suspended particles (TSP) and inhalable particle (PM10) or fine particle (PM2.5) in weight method trapping ambient air, application
Various pollution gas compositions (such as SO2, NOx) in solution absorption method acquisition ambient air, room air.
According to national Specification, when acquiring various pollution gas compositions with solution absorption method, the temperature of absorbing liquid is past
Toward need it is constant in some temperature spot perhaps some temperature range in case high temperature or low temperature to the concentration of pollutant or
Other chemical property have an impact.The thermostat for absorbing liquid is not present in traditional air sampler；Alternatively, there is constant temperature dress
The requirement that still constant temperature effect is not able to satisfy national standard is set, it is big to eventually lead to the data error measured.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of sampling environment air device thermostat and environment
Air sampler solves the technical problem of thermostat effect difference in the prior art, realizes that constant temperature effect is good.
Technical solution provided by the utility model is a kind of sampling environment air device thermostat, including constant temperature chamber, institute
It states and is provided with cooling assembly, heating component and temperature sensor I on constant temperature chamber, the cooling assembly, the heating component and institute
It states temperature sensor I to connect with system terminal respectively, is when the temperature that the temperature sensor I measures the constant temperature chamber is less than
When set temperature of uniting, system terminal controls the heating component and heats to the constant temperature chamber；When the temperature sensor I is surveyed
When obtaining the temperature of the constant temperature chamber greater than system set point temperature, system terminal controls the cooling assembly and carries out to the constant temperature chamber
Refrigeration.
Further, the heating component includes heating rod, and the constant temperature is intracavitary to be provided with for installing the heating rod
Heating rod mounting portion.
Further, the cooling assembly includes cooling piece, radiator and the radiator fan connecting with the radiator, institute
State the outer surface that cooling piece abuts the constant temperature chamber.
Further, the periphery of the constant temperature chamber is provided with insulation board.
Further, the cooling piece mounting portion for installing the cooling piece is provided on the insulation board.
Further, the air inlet of the radiator fan is provided with the temperature sensor for detecting ambient air temperature
II, the temperature sensor II is connect with system terminal.
Further, the lower part of the constant temperature chamber is provided with draining bottom cover, the temperature sensor I and the draining bottom cover
Connection.
Further, thermistor is provided on the constant temperature chamber.
The utility model also proposes a kind of sampling environment air device, including sampling environment air device constant temperature as described above
Device.
It further, further include for providing the lithium battery of the energy to system.
Compared with prior art, the advantages and positive effects of the utility model are as follows:
The utility model proposes a kind of sampling environment air device thermostat and sampling environment air devices, including constant temperature
Chamber is provided with cooling assembly, heating component and temperature sensor I on constant temperature chamber, when temperature sensor I measures the temperature of constant temperature chamber
When less than system set point temperature, system terminal control heating component heats constant temperature chamber；When temperature sensor I measures constant temperature
When the temperature of chamber is greater than system set point temperature, system terminal control cooling assembly freezes to constant temperature chamber.Pass through real-time monitoring
The temperature of constant temperature chamber is simultaneously heated or is freezed accordingly to constant temperature chamber, and the temperature for keeping constant temperature intracavitary remains at default
Within the temperature range of, avoid high temperature or low temperature from having an impact to the concentration of pollutant or other chemical property and generate measurement and miss
Difference.
Using induced air type temperature sense mode, i.e., it is arranged in the air inlet of radiator fan for detecting ambient air temperature
Temperature sensor II, keep the gas flow temperature by temperature sensor II identical as ambient temperature always, improve system survey
Accuracy of measurement.
By the way that thermistor is arranged, when the temperature of constant temperature chamber reaches some system set point temperature value, thermistor is to being
System carries out power-off protection, improves system safety in utilization.
Detailed description of the invention
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
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the explosive view of the utility model embodiment sampling environment air device thermostat；
Fig. 2 is the structural schematic diagram of the utility model embodiment sampling environment air device thermostat；
Fig. 3 is the top view of the utility model embodiment sampling environment air device thermostat.
Wherein, 100- constant temperature chamber, 110- heating rod mounting portion, 120- thermistor mounting portion, insulation board after 210-, 220-
Preincubation plate, 221- cooling piece mounting portion, insulation board under 230-, 231- drain port, 300- heating rod, 400- cooling assembly,
410- cooling piece, 420- radiator, 421- radiator fixed plate, 430- radiator fan, 431- radiating fan frame, 510- temperature pass
Sensor I, 520- temperature sensor II, 600- thermistor, 700- drain bottom cover, 800- pressuring line groove.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
The utility model discloses a kind of sampling environment air device thermostat, referring to Fig.1 shown in sampling environment air
The structural schematic diagram of the explosive view of device thermostat and sampling environment air device thermostat shown in Fig. 2, including constant temperature
Chamber 100, constant temperature chamber 100 is interior for placing absorption bottle, by controlling the temperature of constant temperature chamber 100 to guarantee the absorbing liquid in absorption bottle
Avoid high temperature or low temperature to the concentration of pollutant or other chemical property in some temperature spot perhaps some temperature range
It has an impact and generates measurement error.The thermostatic control of constant temperature chamber 100 mainly passes through coupled cooling assembly 400, heating
What component and temperature sensor I 510 were realized, and cooling assembly 400, heating component and temperature sensor I 510 respectively with system
Terminal connection.Specific implementation are as follows: when the temperature that temperature sensor I 510 measures constant temperature chamber 100 is less than system set point temperature
When, system terminal control heating component heats constant temperature chamber 100；When temperature sensor I 510 measures the temperature of constant temperature chamber 100
When degree is greater than system set point temperature, system terminal control cooling assembly 400 freezes to constant temperature chamber 100.Pass through real-time monitoring
The temperature of constant temperature chamber 100 is simultaneously heated or is freezed accordingly to constant temperature chamber 100, remains the temperature in constant temperature chamber 100
Within the temperature range of default, in the present embodiment, the set temperature of constant temperature chamber 100 is 15 ~ 30 DEG C.
Specifically, it is exchanged to reduce constant temperature chamber 100 with extraneous heat, the periphery of constant temperature chamber 100 is provided with guarantor
Warm plate, insulation board wrap up the surrounding of constant temperature chamber 100 and upper and lower end faces, realize comprehensive thermal insulation.Insulation board is by preincubation plate
220, rear insulation board 210, lower insulation board 230 and upper insulation board composition (not shown).Preincubation plate 220 is tabular, by constant temperature
The antetheca of chamber 100 wraps up；Insulation board 210 is U-shaped shape afterwards, and the rear wall of constant temperature chamber 100 and left and right sides wall are wrapped up；Lower insulation board
230 wrap up the lower end surface of constant temperature chamber 100；Upper insulation board wraps up the upper surface of constant temperature chamber 100.When practical application, in order to just
In absorption bottle of placing and take into constant temperature chamber 100, the upper cover that can be opened and be closed is provided on the top of constant temperature chamber 100
(not shown), upper insulation board are placed on the medial surface of upper cover.
Heating component includes heating rod 300, referring to the top view of sampling environment air device thermostat shown in Fig. 3,
The heating rod mounting portion 110 for installing heating rod 300 is provided in constant temperature chamber 100, heating rod mounting portion 110 is perforation constant temperature
The through-hole of 100 side wall of chamber, columned heating rod 300 are placed in the through-hole, enable heating rod 300 promptly, noenergy
Loss ground heats constant temperature chamber 100, improves heating speed and system response time.
Cooling assembly 400 includes cooling piece 410, radiator 420 and radiator fan 430.It is arranged on preincubation plate 220 useful
In the cooling piece mounting portion 221 of installation cooling piece 410, cooling piece mounting portion 221 is the opening being adapted to cooling piece 410, refrigeration
Piece 410 is mounted in the opening.When current insulation board 220 is wrapped on the antetheca of constant temperature chamber 100, cooling piece 410 and constant temperature chamber
100 antetheca abuts, and cooling piece 410 promptly, noenergy loss freezes to constant temperature chamber 100, improves system
Speed of cooling and system response time.Radiator 420 is installed by radiator fixed plate 421 to preincubation plate 220.Radiator is solid
Fixed board 421 includes left fixed plate and right fixed plate, and the two passes through screw respectively and is fixedly secured on preincubation plate 220.Radiator
420 two sides pass through screw respectively and are fixedly secured in left fixed plate and right fixed plate.The front of radiator 420, which is provided with, to be used for
The radiator fan installing frame 431 of radiator fan 430 is installed, radiator fan 430 is mounted in radiator fan installing frame 431, is radiated
The front of fan installing frame 431 is the air inlet of radiator fan 430.
Further, the air inlet of radiator fan 430 is provided with temperature sensor II 520, and temperature sensor II 520 is used
In detection ambient air temperature.Temperature sensor II 520 is connect with system terminal, and system terminal can be according to temperature sensor II
The ambient air temperature value of 520 feedbacks, it is comprehensive to divide further according to the flow value of the flow meter assembly feedback in sampling environment air device
Final test result is calculated in analysis.The air inlet of radiator fan 430 is arranged in temperature sensor II 520 by the present embodiment
Place, keeps the gas flow temperature by temperature sensor II 430 identical as ambient temperature always, improves the measuring precision.
Condensed water can be generated during constant temperature chamber 100 is heated or freezed, and condensed water is carried out in order to realize
It collects and is discharged, reduce influence of the condensed water to thermostat system, between the lower part and lower insulation board 230 of constant temperature chamber 100
It is provided with draining bottom cover 700, drains and is provided with discharge outlet (not indicating) on bottom cover 700, the discharge outlet is by being arranged in lower heat preservation
Condensed water is discharged drainage hole 231 on plate 230.
Further, one end of temperature sensor I 510 is fastenedly connected by screw and draining bottom cover 700, temperature sensor
The periphery of I 510 other end and constant temperature chamber 100 abuts, and can quickly and accurately measure the temperature of constant temperature chamber 100, improves
System response time.
The present embodiment is additionally provided with thermistor 600, referring to bowing for sampling environment air device thermostat shown in Fig. 3
View is provided with the thermistor mounting portion 120 for installing thermistor 600 on constant temperature chamber 100.Thermistor mounting portion
120 be the through-hole for penetrating through 100 side wall of constant temperature chamber, and thermistor 600 is installed in the through hole.When the temperature of constant temperature chamber 100 reaches
When some system set point temperature value, thermistor 600 carries out power-off protection to system, improves system safety in utilization.
Further, it is provided with pressuring line groove 800 on the side wall of constant temperature chamber 100, for carrying out cabling to the route in system,
The safety of raising system and be convenient for Measuring error.
A kind of sampling environment air device is also disclosed in the utility model, uses sampling environment air disclosed in the present embodiment
Device thermostat.
Further, when practical outdoor study samples, not electric situation, the present embodiment surrounding air are frequently encountered
Sampler is internally provided with for the lithium battery to system power supply, improves the property easy to use of product.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of sampling environment air device thermostat, including constant temperature chamber, which is characterized in that be provided with system on the constant temperature chamber
Cold component, heating component and temperature sensor I, the cooling assembly, the heating component and the temperature sensor I are distinguished
It is connect with system terminal, when the temperature that the temperature sensor I measures the constant temperature chamber is less than system set point temperature, system is whole
End controls the heating component and heats to the constant temperature chamber；When the temperature sensor I measures the temperature of the constant temperature chamber
When greater than system set point temperature, system terminal controls the cooling assembly and freezes to the constant temperature chamber.
2. sampling environment air device thermostat according to claim 1, which is characterized in that the heating component includes
Heating rod, the intracavitary heating rod mounting portion being provided with for installing the heating rod of the constant temperature.
3. sampling environment air device thermostat according to claim 2, which is characterized in that the cooling assembly includes
Cooling piece, radiator and the radiator fan connecting with the radiator, the cooling piece abut the outer surface of the constant temperature chamber.
4. sampling environment air device thermostat according to claim 3, which is characterized in that the periphery of the constant temperature chamber
It is provided with insulation board.
5. sampling environment air device thermostat according to claim 4, which is characterized in that be arranged on the insulation board
There is the cooling piece mounting portion for installing the cooling piece.
6. sampling environment air device thermostat according to claim 5, which is characterized in that the radiator fan into
The temperature sensor II for detecting ambient air temperature is provided at air port, the temperature sensor II connects with system terminal
It connects.
7. sampling environment air device thermostat according to claim 1 to 6, which is characterized in that the perseverance
The lower part of warm chamber is provided with draining bottom cover, and the temperature sensor I is connect with the draining bottom cover.
8. sampling environment air device thermostat according to claim 7, which is characterized in that be arranged on the constant temperature chamber
There is thermistor.
9. a kind of sampling environment air device, which is characterized in that adopted including surrounding air such as of any of claims 1-8
Sample device thermostat.
10. sampling environment air device according to claim 9, which is characterized in that further include for providing the energy to system
Lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867439.8U CN208255740U (en) | 2018-06-06 | 2018-06-06 | A kind of sampling environment air device thermostat and sampling environment air device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867439.8U CN208255740U (en) | 2018-06-06 | 2018-06-06 | A kind of sampling environment air device thermostat and sampling environment air device |
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| Publication Number | Publication Date |
|---|---|
| CN208255740U true CN208255740U (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820867439.8U Active CN208255740U (en) | 2018-06-06 | 2018-06-06 | A kind of sampling environment air device thermostat and sampling environment air device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926888A (en) * | 2019-12-10 | 2020-03-27 | 武汉羽芒智能科技有限公司 | Constant-temperature constant-current continuous automatic air sampler adaptable to low-temperature environment |
-
2018
- 2018-06-06 CN CN201820867439.8U patent/CN208255740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926888A (en) * | 2019-12-10 | 2020-03-27 | 武汉羽芒智能科技有限公司 | Constant-temperature constant-current continuous automatic air sampler adaptable to low-temperature environment |
| CN110926888B (en) * | 2019-12-10 | 2020-12-22 | 安徽风雷机械设备制造有限公司 | Constant-temperature constant-current continuous automatic air sampler adaptable to low-temperature environment |
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Address after: High tech Zone of Shandong Province, Qingdao City, 266109 East Road No. 379 Patentee after: Qingdao Laoying Haina Photoelectric Environmental Protection Group Co., Ltd. Address before: High tech Zone of Shandong Province, Qingdao City, 266109 East Road No. 379 Patentee before: Qingdao Haina Guangdian Environmental Protection Co., Ltd. |