CN215178986U

CN215178986U - Air sampling device for environment detection

Info

Publication number: CN215178986U
Application number: CN202121333959.9U
Authority: CN
Inventors: 徐同忠
Original assignee: Yantai Hongtuo New Energy Technology Co ltd
Current assignee: Yantai Hongtuo New Energy Technology Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-12-14
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses an air sampling device for environmental detection, which comprises a sampling box and an air pump, the bottom of the interior of the sampling box is fixedly connected with an air pump, the air outlet end of the air pump is fixedly connected with an exhaust pipe, the air inlet end of the air pump is fixedly connected with an air duct, one end of the air duct far away from the air pump is fixedly connected with a second connector, the inner wall of the top end of the sampling box is fixedly connected with a battery, the top end of the sampling box is provided with an air inlet pipe, one end of the air inlet pipe, which is far away from the sampling box, is fixedly connected with a first joint, one end of the first joint, which is far away from the air inlet pipe, is hermetically connected with a enrichment pipe, two ends of the enrichment pipe are provided with cocks, the enrichment pipe is provided with the active carbon in its inside, the sampling case is provided with the sample door near one end of air pump. The utility model discloses, small, portable, equipment need not to take power in addition from the electrified source, easy operation.

Description

Air sampling device for environment detection

Technical Field

The utility model relates to an air sampling device field especially relates to an air sampling device for environmental detection.

Background

The medium objects for environmental detection can be roughly classified into water quality detection, air detection, soil detection, solid waste detection, biological detection, noise and vibration detection, electromagnetic radiation detection, radioactivity detection, heat detection, light detection, sanitation (pathogen, virus, parasite, etc.) detection, and the like, and the air detection generally comprises the following steps: ammonia, fluoride, nitrogen dioxide, nitrogen oxides, ozone, sulfur dioxide, carbon disulfide, carbon monoxide, hydrogen chloride, chlorine, phenolic compounds, cooking fumes, anilines, benzenes, benzene, toluene, xylene, styrene, methanol, acetone, acrolein, non-methane total hydrocarbons, acrolein, acetaldehyde, chlorinated alkenes, nitrobenzene, methane, nickel, cadmium, tin, selenium, and the like.

Most of the existing air sampling devices are used for directly sampling, and because the concentration of pollutants in the atmosphere is generally lower, when a gas sample directly sampled is analyzed and tested, the detection limit requirement of an analysis method cannot be met due to too low concentration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an air sampling device for environment detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an air sampling device for environment detection comprises a sampling box and an air pump, wherein the bottom inside the sampling box is fixedly connected with the air pump, the air outlet end of the air pump is fixedly connected with an exhaust pipe, the air inlet end of the air pump is fixedly connected with an air guide pipe, one end of the air guide pipe, far away from the air pump, is fixedly connected with a second joint, the inner wall at the top end of the sampling box is fixedly connected with a battery, the top end of the sampling box is provided with an air inlet pipe, one end of the air inlet pipe, far away from the sampling box, is fixedly connected with a first joint, one end of the air inlet pipe, far away from the air inlet pipe, is hermetically connected with a concentration pipe, two ends of the concentration pipe are respectively provided with a cock, the inside of the concentration pipe is provided with active carbon, the middle part of the inner wall of one side, close to the air pump, of the sampling box is fixedly connected with a spring sleeve, the inside compression spring that is provided with of spring housing, the one end that the spring housing is close to the enrichment pipe is provided with the second clamping jaw, the first clamping jaw of middle part fixedly connected with of one side inner wall of second clamping jaw is kept away from to the sample box, the one end that the sample box is close to the air pump is served and is provided with the sample door, the one end that the sample door is close to first clamping jaw is provided with the handle, one side both ends that the sample door is close to the top of sample box all are provided with the hinge.

As a further description of the above technical solution:

and sealing gaskets are arranged in the first joint and the second joint.

As a further description of the above technical solution:

the air pump is fixedly connected with the battery through a lead.

As a further description of the above technical solution:

the exhaust pipe runs through one side of the sampling box, which is close to the air pump, and is fixedly connected with the air pump, and the air inlet pipe runs through the top of the sampling box and is fixedly connected with the first connector.

As a further description of the above technical solution:

the enrichment pipe is made of glass, and sealing gaskets are arranged at the joints of the two ends of the enrichment pipe.

As a further description of the above technical solution:

sponge pads are arranged at the ends, close to the enriching pipe, of the first clamping jaw and the second clamping jaw. As above-mentioned the utility model discloses following beneficial effect has:

1. compared with the prior art, the air sampling device for environment detection is provided with the enrichment pipe, and the enrichment pipe is internally provided with the activated carbon, so that various harmful substances in the enriched air can be adsorbed and fixed in the activated carbon, and the subsequent detection is facilitated.

2. Compared with the prior art, the air sampling device for environment detection is provided with the cock, the screwing cock can seal the enrichment pipe, and the device can be prevented from adsorbing other gases in the transportation process to influence the detection result.

Drawings

Fig. 1 is a front cross-sectional view of an air sampling device for environmental testing according to the present invention;

fig. 2 is a front view of an air sampling device for environmental detection according to the present invention;

fig. 3 is a cross-sectional side view of an air sampling device for environmental testing according to the present invention.

Illustration of the drawings:

1. a sampling box; 2. a first jaw; 3. a first joint; 4. an enrichment pipe; 5. activated carbon; 6. a cock; 7. a second joint; 8. an air inlet pipe; 9. a battery; 10. a second jaw; 11. a compression spring; 12. an air pump; 13. an exhaust pipe; 14. an air duct; 15. a hinge; 16. a sampling gate; 17. a handle; 18. and a spring sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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.

Referring to fig. 1-3, the present invention provides an embodiment: an air sampling device for environment detection comprises a sampling box 1 and an air pump 12, wherein the bottom inside the sampling box 1 is fixedly connected with the air pump 12, air to be detected is sucked into an enrichment pipe 4 by sucking air, an exhaust pipe 13 is fixedly connected with the air outlet end of the air pump 12, an air guide pipe 14 is fixedly connected with the air inlet end of the air pump 12, a second connector 7 is fixedly connected with one end, far away from the air pump 12, of the air guide pipe 14, a battery 9 is fixedly connected with the inner wall of the top end of the sampling box 1 and provides power for the air pump 12, an air inlet pipe 8 is arranged at the top end of the sampling box 1, one end, far away from the sampling box 1, of the air inlet pipe 8 is fixedly connected with a first connector 3, one end, far away from the air inlet pipe 8, of the first connector 3 is hermetically connected with the enrichment pipe 4, two ends of the enrichment pipe 4 can be opened, and active carbon 5 can be conveniently placed and removed, the two ends of the enrichment pipe 4 are respectively provided with a cock 6 for sealing the enrichment pipe 4 and preventing the enrichment pipe 4 from being polluted by outside air, the enrichment pipe 4 is internally provided with active carbon 5 for adsorbing and fixing impurities and harmful gases in the air and enriching and fixing the impurities and the harmful gases so as to be convenient for later detection, the middle part of the inner wall of one side of the sampling box 1, which is close to the air pump 12, is fixedly connected with a spring sleeve 18, the inside of the spring sleeve 18 is provided with a compression spring 11 for facilitating the movement of a second clamping jaw 10 to fix the enrichment pipe 4 and prevent the enrichment pipe from falling off, one end of the spring sleeve 18, which is close to the enrichment pipe 4, is provided with a second clamping jaw 10, the middle part of the inner wall of one side of the sampling box 1, which is far away from the second clamping jaw 10, is fixedly connected with a first clamping jaw 2, one end of the sampling box 1, which is close to the air pump 12, is provided with a sampling door 16, one end of the sampling door 16, which is close to the first clamping jaw 2, is provided with a handle 17, and two ends, which are close to the top of the sampling door 16, are respectively provided with hinges 15, the sampling box 1 is convenient to open, and the enrichment pipe 4 is placed in the sampling box 1.

First joint 3 and second joint 7 the inside all are provided with sealed the pad, prevent the in-process gas leakage of sample, influence the testing result, air pump 12 passes through wire fixed connection with battery 9, blast pipe 13 runs through sampling box 1 and is close to one side of air pump 12 and with air pump 12 fixed connection, intake pipe 8 runs through the top of sampling box 1 and with first joint 3 fixed connection, enrichment pipe 4 material is glass, the junction all is provided with sealed the pad in enrichment pipe 4 both ends, sealed pad can prevent that first clamping jaw 2 of external gas entering enrichment pipe 4 and second clamping jaw 10 from all being provided with the foam-rubber cushion and preventing that first clamping jaw 2 and second clamping jaw 10 from pressing from both sides enrichment pipe 4 garrulous.

The working principle is as follows: opening a sampling door 16, pushing a second clamping jaw 10, fixing an enrichment pipe 4, unscrewing cocks 6 at two ends of the enrichment pipe 4, starting an air pump 12, enabling air to enter the enrichment pipe 4 from an air inlet pipe 8, adsorbing various harmful substances in the air by activated carbon 5 in the enrichment pipe 4, discharging the adsorbed air out of a sampling box 1 through an air guide pipe 14 and an exhaust pipe 13, sampling for a period of time, closing the air pump 12, screwing the cocks 6 at two ends of the enrichment pipe 4, pushing the second clamping jaw 10, taking the enrichment pipe 4 after sampling is completed away, and closing the sampling box 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An air sampling device for environmental detection, including sampling case (1) and air pump (12), its characterized in that: the bottom of the interior of the sampling box (1) is fixedly connected with an air pump (12), an exhaust pipe (13) is fixedly connected with the air outlet end of the air pump (12), an air guide pipe (14) is fixedly connected with the air inlet end of the air pump (12), a second connector (7) is fixedly connected with one end, far away from the air pump (12), of the air guide pipe (14), a battery (9) is fixedly connected with the inner wall of the top end of the sampling box (1), an air inlet pipe (8) is arranged at the top end of the sampling box (1), a first connector (3) is fixedly connected with one end, far away from the air inlet pipe (8), of the first connector (3) is hermetically connected with an enrichment pipe (4), one end, far away from the first connector (3), of the enrichment pipe (4) is hermetically connected with the second connector (7), and cocks (6) are arranged at the two ends of the enrichment pipe (4), the inside of enrichment pipe (4) is provided with active carbon (5), middle part fixedly connected with spring housing (18) that sampling box (1) is close to one side inner wall of air pump (12), inside compression spring (11) that is provided with of spring housing (18), the one end that spring housing (18) is close to enrichment pipe (4) is provided with second clamping jaw (10), the first clamping jaw (2) of middle part fixedly connected with of one side inner wall of second clamping jaw (10) are kept away from in sampling box (1), sampling box (1) is close to one of air pump (12) and serves and is provided with sample door (16), the one end that sample door (16) is close to first clamping jaw (2) is provided with handle (17), one side both ends that sample door (16) are close to the top of sampling box (1) all are provided with hinge (15).

2. An air sampling device for environmental testing, according to claim 1, wherein: and sealing gaskets are arranged in the first joint (3) and the second joint (7).

3. An air sampling device for environmental testing, according to claim 1, wherein: the air pump (12) is fixedly connected with the battery (9) through a lead.

4. The air sampling device for environment detection according to claim 1, wherein the exhaust pipe (13) penetrates through one side of the sampling box (1) close to the air pump (12) and is fixedly connected with the air pump (12), and the air inlet pipe (8) penetrates through the top of the sampling box (1) and is fixedly connected with the first connector (3).

5. An air sampling device for environmental testing, according to claim 1, wherein: the enrichment pipe (4) is made of glass, and sealing gaskets are arranged at the joints of the two ends of the enrichment pipe (4).

6. An air sampling device for environmental testing, according to claim 1, wherein: sponge pads are arranged at one ends, close to the enriching pipe (4), of the first clamping jaw (2) and the second clamping jaw (10).