CN205210006U - Formaldehyde detection ring border case - Google Patents
Formaldehyde detection ring border case Download PDFInfo
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- CN205210006U CN205210006U CN201521027661.XU CN201521027661U CN205210006U CN 205210006 U CN205210006 U CN 205210006U CN 201521027661 U CN201521027661 U CN 201521027661U CN 205210006 U CN205210006 U CN 205210006U
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- water tank
- module
- admission line
- humidity regulation
- formaldehyde examination
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Abstract
The utility model discloses a formaldehyde detection ring border case, including ring air force module, admission line module, humidity control water tank and environmental chamber module, the humidity control water tank is connected to the air force module, the admission line module is connected to the humidity control water tank, admission line module intercommunication environmental chamber module, still be equipped with the heat exchanger coil in the humidity control water tank, heat exchanger coil in the air force module intercommunication humidity control water tank. The utility model discloses the temperature of can more accurate control admitting air and reach lower dew point temperature.
Description
Technical field
The utility model relates to a kind of environmental chamber, and can be applicable to the content detecting product to be tested release formaldehyde, also can be applicable to the mensuration of other h substance content, concrete is a kind of formaldehyde examination environmental cabinet, belongs to environmental protection test equipment field.
Background technology
Formaldehyde a kind ofly harmful colourlessly has taste gas.A lot of products of daily life can release formaldehyde, the house decorative materials such as closely-related various wood-based plate, compound wooden floor and art work of especially living with people.Therefore occur a variety of formaldehyde environmental cabinet in the market, its Main Function provides a rational environment to measure burst size of methanal exactly.
Formaldehyde climate box has many types in the market, the principle that Temperature and Humidity Control and filter type adopt is basically identical, most employing dewpoint temperature controlled humidity, namely air is a hundred per cent by the air humidity given tacit consent to after water washing chamber now, air humidity in case is calculated according to air themperature in the temperature of water in humidification water tank and case, the error that this control mode of wetting exists is larger, because water tank small volume, gas does not also fill through water tank faster and carries out heat interchange with water, humidity does not reach capacity yet and just enters in environmental chamber simultaneously, the dewpoint temperature difference entering the dewpoint temperature of the air reality in cabin and setting is like this larger, cabin humidity is caused to control inaccurate.
Utility model content
Utility model object: the purpose of this utility model is to solve above the deficiencies in the prior art, provides a kind of formaldehyde examination environmental cabinet of the control methods of dewpoint temperature more accurately.
Technical scheme: a kind of formaldehyde examination environmental cabinet described in the utility model, comprise aerodynamic force module, admission line module, humidity regulation water tank and environmental chamber module, described aerodynamic force model calling humidity regulation water tank, described humidity regulation water tank connects admission line module, described admission line module is communicated with environmental chamber module, heat exchanger coil is provided with, described aerodynamic force model calling heat exchanger coil in described humidity regulation water tank.
Preferably, described humidity regulation tank top is provided with filler, enters admission line module after airflow passes filler.
Preferably, the first heating unit, the first refrigeration unit and temperature sensor is also provided with in described humidity regulation water tank.
Preferably, water circulating pump and liquid level gauge is also provided with in described humidity regulation water tank.
Preferably, temperature control equipment in described environmental chamber module, described temperature control equipment comprises the second heating unit, the second refrigeration unit and heat exchange unit, circulating water pipe and tank, described second heating unit and the second refrigeration unit are arranged in the sink, described heat exchange unit is arranged in environmental chamber module, and described circulation waterway is communicated with heat exchange unit and tank.
Preferably, stirring blower fan and Temperature Humidity Sensor are also set in described environmental chamber module.
Preferably, described environmental chamber module is also provided with air channel, and described stirring blower fan is arranged in air channel.
Preferably, described admission line module is also provided with electronic flow-meter.
Beneficial effect: formaldehyde examination environmental cabinet described in the utility model, owing to being provided with heating unit and refrigeration unit in humidity regulation water tank, therefore the temperature of gas can be made to be controlled accurately, and gas can carry out heat interchange fully through heat exchanger coil, and filler is provided with in water tank, gas humidity can be made to reach capacity; Independently temperature control equipment is also provided with, the temperature further controled environment accurately in tank module in environmental chamber module.
Accompanying drawing explanation
Fig. 1 is the utility model one-piece construction schematic diagram.
Embodiment
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment, only for explaining the utility model, does not form the restriction to the utility model protection domain.
See Fig. 1, disclose a kind of formaldehyde examination environmental cabinet in the present embodiment, comprise annular space aerodynamic force module 1, humidity regulation water tank 2, admission line module 3 and environmental chamber module 4, described aerodynamic force module 1 connects humidity regulation water tank 2, described humidity regulation water tank 2 connects admission line module 3, described admission line module 3 is communicated with environmental chamber module 4, and aerodynamic force module 1 is air compressor in the present embodiment, its objective is as whole device provides power.Be provided with heat exchanger coil in humidity regulation water tank 2, heat exchanger coil can be arranged on the bottom of humidity regulation water tank 2 usually, and described aerodynamic force module 1 connects heat exchanger coil.Because heat exchanger coil is generally metallic conduit, and in humidity regulation water tank 2, the temperature of water can carry out heat interchange rapidly with heat exchanger coil, thus reaches and accurately control to enter the object of gas temperature in cabin according to the temperature of water in controlled humidity regulating tank 2.Directly enter in humidity regulation water tank 2 relative to gas and compare, it is more accurate that present design can make the control of gas dewpoint.
Described humidity regulation water tank 2 top is provided with filler 23, enters admission line module 3 after airflow passes filler 23.Admission line module 3 will be entered immediately after flowing through humidity regulation water tank in the situation downstream not arranging filler, and the speed that the setting of filler 23 can make air-flow enter admission line module 3 slows down, and then the prolongation that the time in humidity regulation water tank 2 of resting on is relative, gas can be cleaned fully, soluble gas is further dissolved and is entered in water, reaches profound cleaning object.
In order to further optimizing design scheme, being also provided with the first heating unit 21, first refrigeration unit 22 and temperature sensor in described humidity regulation water tank, its objective is the temperature in order to further regulate water in humidity regulation water tank 2.
In the present embodiment, water circulating pump 24 and liquid level gauge is also provided with in humidity regulation water tank 2.
Preferably, temperature control equipment is provided with in described environmental chamber module 4, described temperature control equipment comprises the second heating unit 405, second refrigeration unit 404 and heat exchange unit 401, circulating water pipe and tank 403, described second heating unit 405 and the second refrigeration unit 404 are arranged in tank 403, described heat exchange unit 401 is arranged in environmental chamber module 4, described circulation waterway is communicated with heat exchange unit 401 and tank 403, and circulation waterway is also provided with water pump 402.
In order to further optimizing design scheme, also arrange in described environmental chamber module and stir blower fan 43 and Temperature Humidity Sensor 41.Stirring blower fan 43 can make the gas in environmental chamber module 4 more even.Environmental chamber module is also provided with air channel 42 in the present embodiment, and described stirring blower fan 43 is arranged in air channel 42.
In order to further optimizing design scheme, described admission line module 3 is also provided with electronic flow-meter 31, can calculate accurately and control air inflow.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a formaldehyde examination environmental cabinet, comprise aerodynamic force module, admission line module, humidity regulation water tank and environmental chamber module, described aerodynamic force model calling humidity regulation water tank, described humidity regulation water tank connects admission line module, described admission line module is communicated with environmental chamber module, it is characterized in that: in described humidity regulation water tank, be also provided with heat exchanger coil, described aerodynamic force model calling heat exchanger coil.
2. formaldehyde examination environmental cabinet according to claim 1, is characterized in that: described tank top is provided with filler, enters admission line module after airflow passes filler.
3. formaldehyde examination environmental cabinet according to claim 2, is characterized in that: be also provided with the first heating unit, the first refrigeration unit and temperature sensor in described humidity regulation water tank.
4. formaldehyde examination environmental cabinet according to claim 3, is characterized in that: be also provided with water circulating pump and liquid level gauge in described humidity regulation water tank.
5. formaldehyde examination environmental cabinet according to claim 1, it is characterized in that: temperature control equipment in described environmental chamber module, described temperature control equipment comprises the second heating unit, the second refrigeration unit and heat exchange unit, circulating water pipe and tank, described second heating unit and the second refrigeration unit are arranged in the sink, described heat exchange unit is arranged in environmental chamber module, and described circulation waterway is communicated with heat exchange unit and tank.
6. formaldehyde examination environmental cabinet according to claim 1, is characterized in that: also arrange in described environmental chamber module and stir blower fan and Temperature Humidity Sensor.
7. formaldehyde examination environmental cabinet according to claim 6, is characterized in that: described environmental chamber module is also provided with air channel, and described stirring blower fan is arranged in air channel.
8. formaldehyde examination environmental cabinet according to claim 1, is characterized in that: described admission line module is also provided with electronic flow-meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027661.XU CN205210006U (en) | 2015-12-10 | 2015-12-10 | Formaldehyde detection ring border case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027661.XU CN205210006U (en) | 2015-12-10 | 2015-12-10 | Formaldehyde detection ring border case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205210006U true CN205210006U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521027661.XU Active CN205210006U (en) | 2015-12-10 | 2015-12-10 | Formaldehyde detection ring border case |
Country Status (1)
| Country | Link |
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| CN (1) | CN205210006U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342487A (en) * | 2018-12-07 | 2019-02-15 | 黑龙江省能源环境研究院 | A kind of chamber internal gas detection method |
| CN112269415A (en) * | 2020-09-30 | 2021-01-26 | 深圳永晟中业达健康科技有限公司 | Low-pressure cabin control method and device |
-
2015
- 2015-12-10 CN CN201521027661.XU patent/CN205210006U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342487A (en) * | 2018-12-07 | 2019-02-15 | 黑龙江省能源环境研究院 | A kind of chamber internal gas detection method |
| CN112269415A (en) * | 2020-09-30 | 2021-01-26 | 深圳永晟中业达健康科技有限公司 | Low-pressure cabin control method and device |
| CN112269415B (en) * | 2020-09-30 | 2022-12-16 | 深圳永晟中业达健康科技有限公司 | Low-pressure cabin control method and device |
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| GR01 | Patent grant |