CN210981974U - Sampling gas dehumidifying device - Google Patents
Sampling gas dehumidifying device Download PDFInfo
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- CN210981974U CN210981974U CN201921814807.3U CN201921814807U CN210981974U CN 210981974 U CN210981974 U CN 210981974U CN 201921814807 U CN201921814807 U CN 201921814807U CN 210981974 U CN210981974 U CN 210981974U
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Abstract
The utility model discloses a sampling gas dehydrating unit relates to the environmental protection device field, including the device shell, the inside of device shell is provided with heat preservation unit, heat conduction dehumidification unit, heating unit and power cord, one side surface of device shell is provided with the gas inlet mouth, the heating unit is located the upper end surface of heat conduction dehumidification unit, the power cord is located one side of heating unit, the heat preservation unit is located the outside of heat conduction dehumidification unit. The sampling gas dehumidifying device of the utility model has low power consumption, is suitable for portable application fields with low power consumption and has long service life; through reasonable structural design, the dehumidification efficiency is improved, the miniaturization is realized, the size is small, the cost is lower, the application is wider, the processing technology is simple, the cost is reduced, the hardware is automatically controlled at constant temperature, and the complexity and the cost are reduced; the heating plate failure mode is open circuit, safety and reliability are realized, and better use prospect is brought.
Description
Technical Field
The utility model relates to an environmental protection device field, in particular to gaseous dehydrating unit of sampling.
Background
During the air quality monitoring process, rainy weather and foggy weather generally cause the air to contain a lot of suspended tiny water drops (also called aerosol), and the suspended water drops generally affect the measurement of various sensors, such as a particle sensor adopting the light scattering principle; in general, various dehumidification methods are used in the sample gas pretreatment process, and the heating dehumidification is most commonly performed.
However, in the field of air quality monitoring, most heating and dehumidifying devices adopt finished heat tracing pipes, are high in power consumption, large in size, have certain potential safety hazards, and are not suitable for being used by miniature equipment and portable equipment powered by batteries.
Disclosure of Invention
The utility model aims to provide a gaseous dehydrating unit of sampling carries out the thermal treatment to the sampling gas, improves the gaseous temperature of sampling and the gaseous saturated absolute humidity of sampling, makes the little drop of water rapid evaporation of suspension to improve the air monitering accuracy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a sampling gas dehydrating unit, includes the device shell, the inside of device shell is provided with heat preservation unit, heat conduction dehumidification unit, heating element and power cord, one side surface of device shell is provided with the gas admission mouth, the heating element is located the upper end surface of heat conduction dehumidification unit, the power cord is located one side of heating element, the heat preservation unit is located the outside of heat conduction dehumidification unit.
Preferably, the heat preservation unit is internally provided with a PTC constant temperature heating sheet, and the heat conduction dehumidification unit is internally provided with a large chamber.
Preferably, the outer surface of the heat preservation unit is provided with a glass fiber silica gel sleeve, and the outer surface of the device shell is provided with a fastening nut port.
Preferably, the outer surface of one end of the heat conduction dehumidification unit is provided with a gas outlet, and one end of the gas inlet is communicated with one end of the gas outlet through the heat conduction dehumidification unit.
Preferably, one end of the power line is connected with the inside of the heating unit, and the other end of the power line is provided with a power control unit.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a sampling gas dehumidifying device which has low power consumption, is suitable for portable application fields with low power consumption and has long service life; through reasonable structural design, the dehumidification efficiency is improved, the miniaturization is realized, the size is small, the cost is lower, the application is wider, the processing technology is simple, the cost is reduced, the hardware is automatically controlled at constant temperature, and the complexity and the cost are reduced; the heating plate failure mode is open circuit, safety and reliability are realized, and the using effect is better than that of the traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of a sampled gas dehumidification device of the present invention;
fig. 2 is a top view of a sample gas dehumidifier of the present invention;
fig. 3 is a front view of the sampling gas dehumidifier of the present invention.
In the figure: 1. a device housing; 2. a heat preservation unit; 3. a heat conduction dehumidification unit; 4. a heating unit; 5. a power line; 6. a gas inlet.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1-3, a sampling gas dehumidifying device comprises a device housing 1, a heat preservation unit 2, a heat conduction dehumidifying unit 3, a heating unit 4 and a power line 5 are arranged inside the device housing 1, a gas inlet 6 is arranged on the outer surface of one side of the device housing 1, the heating unit 4 is arranged on the outer surface of the upper end of the heat conduction dehumidifying unit 3, the power line 5 is arranged on one side of the heating unit 4, and the heat preservation unit 2 is arranged outside the heat conduction dehumidifying unit 3.
Further, the inside of heat preservation unit 2 is provided with PTC constant temperature heating plate, and the inside of heat conduction dehumidification unit 3 is provided with big cavity, and the heat preservation unit 2 of being convenient for plays a role with heat conduction dehumidification unit 3.
Furthermore, the outer surface of the heat preservation unit 2 is provided with a glass fiber silica gel sleeve, and the outer surface of the device shell 1 is provided with a fastening nut port to ensure that the internal gas is sufficiently heated.
Further, an air outlet is formed in the outer surface of one end of the heat conduction dehumidification unit 3, and one end of the air inlet 6 is communicated with one end of the air outlet through the heat conduction dehumidification unit 3, so that the connection relation of related parts is expressed.
Further, one end of the power line 5 is connected with the inside of the heating unit 4, and the other end of the power line 5 is provided with a power control unit, which expresses the power source of the device.
The heating unit 4 adopts a PTC constant temperature heating sheet, and is a heating device which has the advantages of small thermal resistance, high conversion efficiency, automatic constant temperature (the thermal power output of the heating unit is adjusted according to the change of the environmental temperature, the constant temperature of the surface of the heating sheet is maintained) and electricity saving; under any application condition, the phenomenon of 'red' on the surface of the electric heating tube heater can not occur, so that potential safety hazards such as scalding and fire caused by the phenomenon can be avoided.
The heat conduction dehumidification unit 3 adopts reasonable structural design, changes the flow of gas entering the dehumidification device, efficiently conducts heat generated by the heating unit and ensures that the gas is fully heated; the heat conduction dehumidification unit 3 adopts a large chamber, so that the flow velocity of gas entering the chamber is reduced, the contact area with the heat conduction dehumidification unit 3 is increased, and the sampled gas is fully heated, thereby achieving the dehumidification effect; in addition, the reasonable and simple structural design avoids adopting too complicated processing technology, thereby reducing the cost.
The heat preservation unit 2 is wrapped outside the heating unit 2 by adopting a high-fluffiness alkali-free glass fiber silica gel sleeve, and is flame-retardant, insulating, heat-insulating, damp-proof, consumption-reducing, safe and reliable.
The power line 5 is externally connected with a power control unit, and is mainly used for performing power supply control, overcurrent protection and overvoltage protection on the dehumidifying device, so that the safety of the dehumidifying device is ensured.
It should be noted that the utility model relates to a sampling gas dehumidifying device, which comprises a device shell 1, a heat preservation unit 2, a heat conduction dehumidifying unit 3, a heating unit 4, a power line 5 and a gas inlet 6, when in use, the device is taken to a corresponding position and is connected with a power supply, collected gas passes through the inside of the device, when the gas passes through a cavity inside the heat conduction dehumidifying unit 3, a PTC constant temperature heating sheet inside the heating unit 4 continuously heats the heat conduction dehumidifying unit 3, the gas is fully heated, thereby realizing dehumidifying effect, wherein the PTC constant temperature heating sheet is adopted, which has small thermal resistance, high conversion efficiency, automatic constant temperature function, the heat dehumidifying unit 3 adopts the structural design of a large cavity, the flow rate is reduced after the gas enters the cavity, the contact area with the heat conduction dehumidifying unit 3 is increased, the sampling gas is fully heated, thereby achieving dehumidifying effect, the outside of the heat preservation unit 2 adopts a high-fluffiness alkali-free glass fiber silica gel sleeve to wrap the outside of the heating unit 4, and the device is flame-retardant, insulating, heat-insulating, damp-proof, consumption-reducing, safe and reliable; through reasonable structural design, the dehumidification efficiency is improved, the miniaturization is realized, the size is small, the cost is lower, the application is wider, the processing technology is simple, the cost is reduced, the hardware is automatically controlled at constant temperature, and the complexity and the cost are reduced; the heating plate failure mode is open circuit, and is safe, reliable and practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A sampled gas dehumidification device comprising a device housing (1), characterized in that: the device is characterized in that a heat preservation unit (2), a heat conduction dehumidification unit (3), a heating unit (4) and a power line (5) are arranged inside the device shell (1), a gas inlet (6) is arranged on the outer surface of one side of the device shell (1), the heating unit (4) is located on the outer surface of the upper end of the heat conduction dehumidification unit (3), the power line (5) is located on one side of the heating unit (4), and the heat preservation unit (2) is located outside the heat conduction dehumidification unit (3).
2. A sampled gas dehumidification device as defined in claim 1, wherein: the inside of heat preservation unit (2) is provided with PTC constant temperature heating plate, the inside of heat conduction dehumidification unit (3) is provided with big cavity.
3. A sampled gas dehumidification device as defined in claim 1, wherein: the outer surface of the heat preservation unit (2) is provided with a glass fiber silica gel sleeve, and the outer surface of the device shell (1) is provided with a fastening nut opening.
4. A sampled gas dehumidification device as defined in claim 1, wherein: and a gas outlet is formed in the outer surface of one end of the heat conduction dehumidification unit (3), and one end of the gas inlet (6) is communicated with one end of the gas outlet through the heat conduction dehumidification unit (3).
5. A sampled gas dehumidification device as defined in claim 1, wherein: one end of the power line (5) is connected with the inside of the heating unit (4), and the other end of the power line (5) is provided with a power control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814807.3U CN210981974U (en) | 2019-10-25 | 2019-10-25 | Sampling gas dehumidifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921814807.3U CN210981974U (en) | 2019-10-25 | 2019-10-25 | Sampling gas dehumidifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210981974U true CN210981974U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921814807.3U Active CN210981974U (en) | 2019-10-25 | 2019-10-25 | Sampling gas dehumidifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210981974U (en) |
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2019
- 2019-10-25 CN CN201921814807.3U patent/CN210981974U/en active Active
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Effective date of registration: 20230509 Address after: 630, 6th Floor, Building 3, Yard 2, Qingheying East Road, Chaoyang District, Beijing, 100012 Patentee after: Beijing Xingyang Huasheng Environmental Technology Co.,Ltd. Address before: 100011 405-012, block a, 4th floor, 138 andingmenwai street, Dongcheng District, Beijing Patentee before: BEIJING WAMING HUAQING ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |