CN218629146U - Greenhouse gas sampling dehumidification collecting bottle - Google Patents
Greenhouse gas sampling dehumidification collecting bottle Download PDFInfo
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- CN218629146U CN218629146U CN202222709882.1U CN202222709882U CN218629146U CN 218629146 U CN218629146 U CN 218629146U CN 202222709882 U CN202222709882 U CN 202222709882U CN 218629146 U CN218629146 U CN 218629146U
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- sealing valve
- dehumidifying
- greenhouse gas
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- bottle
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Abstract
The utility model discloses a greenhouse gas sampling, dehumidifying and collecting bottle, which comprises a bottle body, a conventional sealing valve, a sliding piston and a dehumidifying and sealing valve; the inner wall of the bottle body is attached with a sliding piston in a sliding mode, a pressure hole is formed in the bottom of the bottle body, a conventional sealing valve is connected to a port in the top of the bottle body through threads, and a gas inlet and a gas outlet at one end of the conventional sealing valve are connected with a bottom interface at one end of a dehumidifying sealing valve through threads. The utility model discloses a greenhouse gas sampling dehumidification receiving flask can realize simultaneously that the convenient sampling of emission source greenhouse gas is collected, the high humidity state down dehumidifies dry and the function of repeated many times clean use.
Description
Technical Field
The utility model belongs to the technical field of the technique of gas sampling bottle and specifically relates to a greenhouse gas sampling dehumidification collecting bottle is related to.
Background
Among greenhouse gas's the fixed emission source or the unorganized emission source sample collection process, the gaseous sample collection material of conventional use is like gaseous sampling bag, receives influence such as ambient temperature easily and leads to the sample bag volume to change, increases the difficulty and the risk of storing gas, and difficult repetition is clean good to lack the consideration to the collection of the great greenhouse gas sample of humidity, produce the condensate water easily after gathering and mix in the sample, cause the influence.
For example, patent CN106053158A discloses a cylindric greenhouse gas sampling bottle for gaseous detecting instrument's appearance of advancing, including body, sliding piston, butyl rubber stopper and plastics bottle lid, sliding piston installs on the top of body, and a square pressure hole is left on the body top, the bottom at the body is installed to the butyl rubber stopper, the plastics bottle lid is located the below of body, covers the bottom of the bottle through the spiral silk mouth, plays the effect of fixed butyl rubber stopper simultaneously, prevents that the body from leaking gas, just set up the round hole that the diameter is 5mm in the middle of the plastics bottle lid, the sampling needle can directly pass the butyl rubber stopper when the round hole is used for the sampling, pours into gas into the bottle into, when surveying the appearance simultaneously, advances the needle and can directly insert the butyl rubber stopper, takes out the gas in the bottle. The sampling bottle described in this patent is designed with the purpose of sampling requirement of a greenhouse gas detection instrument, and does not realize sampling collection of emission source greenhouse gas, and also does not consider solving the collection problem under the high humidity condition of greenhouse gas.
In the conventional technology, a gas sampling bag is mostly adopted for collecting and storing small-volume samples of greenhouse gases as emission sources, and the gas sampling bag is made of various stable materials such as aluminum foil, teflon and the like. This kind of conventional sampling bag receives influence such as ambient temperature easily and leads to the sample bag volume change, increases the difficulty and the risk of storing gas, and difficult repetition is clean good to lack the consideration to the collection of the great greenhouse gas sample of humidity, produce the condensate water after gathering easily and mix in the sample, cause the influence.
Although the patent CN106053158a is similar to the design of the present patent, both the cylindrical vial shape design and the built-in sliding piston vacuum control method are adopted, the design principle of the patent is a sample introduction method implemented as a greenhouse gas detection device, that is, the functions of gas extraction and gas injection by a pinhole are satisfied, and the method is not suitable for greenhouse gas sampling of an emission source.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, and provide a greenhouse gas sampling dehumidification receiving flask, can realize simultaneously that the convenient sampling of emission source greenhouse gas is collected, dehumidification is dry and the function of repeated many times clean use under the high humidity state.
In order to achieve the above purpose, the utility model discloses a specific technical scheme of greenhouse gas sampling dehumidification collecting bottle as follows:
a greenhouse gas sampling and dehumidifying collecting bottle comprises a bottle body, a conventional sealing valve, a sliding piston and a dehumidifying sealing valve; greenhouse gases are any gases which absorb and release infrared radiation and are present in the atmosphere, and the six greenhouse gases regulated and controlled in the kyoto protocol are: carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons, sulfur hexafluoride; the bottle body is made of stable, portable and formable materials which do not react with gas, such as plastics; the size of the sliding piston is fit with the size of the inside of the bottle body, is made of stable rubber materials and can freely slide along the inner wall in the bottle body under the action of certain gas pressure; the greenhouse gas sampling, dehumidifying and collecting bottle is mainly used for the fixed emission source or the sampling process of the inorganization emission source of greenhouse gas, wherein inorganization emission generally refers to low emission source height and scattered and irregular emission of pollutants;
a sliding piston is attached to the inner wall of the bottle body in a sliding mode, a pressure hole is formed in the bottom of the bottle body, a conventional sealing valve is connected to a port in the top of the bottle body in a threaded mode, and the gas flow of a gas inlet and a gas outlet of the conventional sealing valve can be controlled through opening and closing of the valve; a gas inlet and a gas outlet at one end of the conventional sealing valve are in threaded connection with a bottom interface at one end of the dehumidifying sealing valve; the dehumidification sealing valve is provided with a small desiccant part of a desiccant, and the valve can also control the gas circulation of a gas vent of the dehumidification sealing valve through opening and closing of the valve.
Further, the bottle body is hollow and cylindrical, and is made of plastic; the volume of the collecting bottle can be designed according to different specifications, the effective space volume of the sliding piston capable of freely sliding is used as the sampling specification of the collecting bottle, and the sampling specification of the collecting bottle is 100ml or 50ml for greenhouse gas of a conventional emission source.
Further, the sliding piston is made of rubber.
Furthermore, the pressure hole is a circular pressure hole and can be tightly attached to the sliding piston to form sealing; along with the movement of the sliding piston, the gas in the bottle can be driven away.
Furthermore, one end of the conventional sealing valve is provided with a thread structure which can be screwed with the bottle body, and the other end of the conventional sealing valve is provided with a gas inlet and outlet, so that a hose can be sleeved outside the gas inlet and outlet for gas path connection, and the conventional sealing valve can also be connected with the dehumidifying sealing valve through the thread structure; the middle part of the conventional sealing valve is provided with a rotary control valve which is used for changing the position of an air hole on an air passage of the control valve through rotation so as to achieve the effect of opening and closing the air passage to control whether the sealing is carried out or not.
Furthermore, one end of the dehumidification sealing valve is provided with a bottom interface which is in a threaded structure and can be connected with a gas circuit in an installing manner with a conventional sealing valve, the middle part of the dehumidification sealing valve is provided with a dehumidification module, and the other end of the dehumidification sealing valve is provided with a vent; and gas enters and exits through the air vent at the other end after passing through the dehumidification module at the middle part, and the air vent of the dehumidification sealing valve can also be connected with the hose on the outer sleeve in an air path way.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the cylindrical bottle body is matched with the sliding piston and the pressure hole, so that rapid and accurate cleaning and emptying of field sampling can be realized;
2. the cylindrical bottle body has stable supporting and protecting functions, so that a sampled gas sample is protected from being influenced under special sampling conditions such as high temperature and the like conveniently, the storage and the transportation are convenient, and the sampling volume is controlled more conveniently and accurately;
3. the process design of threaded connection can realize portable disassembly and assembly of on-site sampling;
4. the matched design of the combined dehumidification sealing valve and the conventional sealing valve can be selected, the application range is widened, the sampling drying and the sample storage of gas under the special condition of high humidity are realized, and the influence caused by the formation of condensed water in the sample is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
figure 2 is a schematic view of the structure of the conventional sealing valve of figure 1 according to the present invention;
fig. 3 is a schematic view of the structure of the desiccant sealing valve of fig. 1 according to the present invention;
the notation in the figure is:
1. a bottle body; 2. a conventional sealing valve; 3. a sliding piston; 4. a moisture removal seal valve; 5. pressing the hole; 6. a gas inlet and outlet; 7. a rotary control valve; 8. a bottom interface; 9. a vent; 10. and a dehumidification module.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings and preferred embodiments.
In the description of the present invention, it should be understood that the terms "left side", "right side", "upper part", "lower part" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, "first", "second" and the like do not indicate the degree of importance of the component parts, and thus, are not to be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, the present invention provides a technical solution: a greenhouse gas sampling and dehumidifying collecting bottle comprises a bottle body 1, a conventional sealing valve 2, a sliding piston 3 and a dehumidifying sealing valve 4; greenhouse gases are any gases which absorb and release infrared radiation and are present in the atmosphere, and the six greenhouse gases regulated and controlled in the kyoto protocol are: carbon dioxide (CO 2), methane (CH 4), nitrous oxide (N2O), hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), sulfur hexafluoride (SF 6); the body 1 is made of a stable, portable, formable material that is non-reactive with gases, such as plastic; the size of the sliding piston 3 is fit with the size of the inside of the bottle body, is made of stable rubber materials, and can freely slide along the inner wall in the bottle body 1 under the action of certain gas pressure; the greenhouse gas sampling, dehumidifying and collecting bottle is mainly used for the fixed emission source or the sampling and collecting process of the unorganized emission source of greenhouse gas, and the unorganized emission generally refers to the random emission with low emission source height and dispersed pollutants;
a sliding piston 3 is attached to the inner wall of the bottle body 1 in a sliding manner, a pressure hole 5 is formed in the bottom of the bottle body 1, a conventional sealing valve 2 is connected to a top port of the bottle body 1 in a threaded manner, and the gas circulation of a gas inlet and a gas outlet of the conventional sealing valve 2 can be controlled by opening and closing the valve; a gas inlet and outlet 6 at one end of the conventional sealing valve 2 is in threaded connection with a bottom connector 8 at one end of the dehumidification sealing valve 4; the desiccant sealing valve 4 is equipped with a small desiccant member of desiccant, which valve can also be opened and closed to control the gas flow through its vent 9.
Further, the bottle body 1 is hollow and cylindrical, and is made of plastic; the volume of the collecting bottle can be designed according to different specifications, and the effective space volume of the sliding piston 3 capable of freely sliding is used as the sampling specification of the collecting bottle, and the sampling specification of greenhouse gas of a conventional emission source is usually 100ml or 50ml.
Further, the material of the sliding piston 3 is rubber.
Furthermore, the pressure hole 5 is a circular pressure hole and can be tightly attached to the sliding piston 3 to form sealing; with the movement of the sliding piston 3, the gas in the bottle can be expelled.
Further, one end of the conventional sealing valve 2 is provided with a thread structure which can be screwed with the bottle body 1, and the other end is a gas inlet and outlet, so that a hose can be sleeved outside the gas inlet and outlet for gas path connection, and the conventional sealing valve can also be connected with the dehumidification sealing valve 4 through the thread structure; the middle part of the conventional sealing valve 2 is provided with a rotary control valve 7 which is used for changing the position of an air hole on an air passage of the control valve through rotation so as to achieve the effect of controlling whether the air passage is sealed or not by opening and closing the air passage.
Further, one end of the dehumidification sealing valve 4 is provided with a bottom interface 8, the bottom interface 8 is of a threaded structure and can be installed and connected with the conventional sealing valve 2 to form a gas path, the middle part of the dehumidification sealing valve 4 is provided with a dehumidification module 10, and the other end of the dehumidification sealing valve 4 is provided with a vent 9; after passing through the dehumidification module 10 in the middle, the gas enters and exits through the vent 9 at the other end, and the vent of the dehumidification sealing valve 4 can also be connected with the hose on the outer sleeve in a gas circuit mode.
The working principle is as follows:
1. before sampling, the opening of the collecting bottle is connected with the conventional sealing valve 2 in a screwing mode, the valve of the conventional sealing valve 2 is opened, an air pump is connected from the air inlet and outlet 6 of the conventional sealing valve 2 and is used for cleaning with cleaning air, air extraction treatment is carried out after cleaning is finished until the sliding piston 3 in the bottle slides to the top end in the bottle, the conventional sealing valve 2 is closed, and sampling pretreatment is completed;
and then, connecting the bottle opening with a discharge source sampling exhaust port by using a sampling hose, opening the conventional sealing valve 2, starting to collect sample gas, closing the conventional sealing valve 2 after the sliding piston 3 moves to the bottom of the bottle body 1 and is tightly attached to the pressure hole 5 to form a seal, and finishing sample collection.
2. If the humidity of the greenhouse gas of the sampled emission source is higher, after sampling pretreatment is finished, the dehumidification sealing valve 4 is continuously installed on the top of the conventional sealing valve 2, the dehumidification sealing valve is screwed in a threaded connection, and the sampling hose is connected with the vent hole 9 in the top of the dehumidification sealing valve 4;
and after sampling starts, the conventional sealing valve 2 is opened, and high-humidity sample gas is dehumidified by the small-sized drying part of the dehumidification sealing valve 4 and then enters the bottle for storage, so that the drying function of the sample gas is realized.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (6)
1. The utility model provides a greenhouse gas sampling dehumidification collecting bottle which characterized in that: comprises a bottle body (1), a conventional sealing valve (2), a sliding piston (3) and a dehumidifying sealing valve (4);
the inner wall of the bottle body (1) is attached with a sliding piston (3) in a sliding mode, a pressure hole (5) is formed in the bottom of the bottle body (1), a conventional sealing valve (2) is connected to a top port of the bottle body (1) in a threaded mode, and a gas inlet and outlet (6) at one end of the conventional sealing valve (2) is connected with a bottom interface (8) at one end of a dehumidification sealing valve (4) in a threaded mode.
2. The greenhouse gas sampling, dehumidifying and collecting bottle as claimed in claim 1, wherein the bottle body (1) is cylindrical with a hollow interior, and the bottle body (1) is made of plastic.
3. Greenhouse gas sampling, dehumidifying and collecting bottle according to claim 1, characterized in that the sliding piston (3) is made of rubber.
4. Greenhouse gas sampling, dehumidifying and collecting bottle according to claim 1, wherein the perforations (5) are circular perforations.
5. The greenhouse gas sampling, dehumidifying and collecting bottle as claimed in claim 1, wherein the central portion of the conventional sealing valve (2) is provided with a rotary control valve (7) for achieving the function of opening and closing the air passage by changing the position of the air hole on the air passage of the control valve through rotation.
6. Greenhouse gas sampling, dehumidifying and collecting bottle according to claim 1, wherein the dehumidifying module (10) is provided in the middle of the dehumidifying sealing valve (4), and the other end of the dehumidifying sealing valve (4) is provided with a vent (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222709882.1U CN218629146U (en) | 2022-10-14 | 2022-10-14 | Greenhouse gas sampling dehumidification collecting bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222709882.1U CN218629146U (en) | 2022-10-14 | 2022-10-14 | Greenhouse gas sampling dehumidification collecting bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218629146U true CN218629146U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222709882.1U Active CN218629146U (en) | 2022-10-14 | 2022-10-14 | Greenhouse gas sampling dehumidification collecting bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218629146U (en) |
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2022
- 2022-10-14 CN CN202222709882.1U patent/CN218629146U/en active Active
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