CN212031043U

CN212031043U - Air sampling device for environmental protection

Info

Publication number: CN212031043U
Application number: CN202020894286.3U
Authority: CN
Inventors: 郭晓雨; 宋玥琢; 杨春亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-11-27
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses an air sampling device for environmental protection, which comprises an air storage component, wherein a fixing component is arranged outside the air storage component; the air storage assembly comprises a PVC plastic bottle, an air inlet pipe is fixedly arranged at the center of one end of the PVC plastic bottle in a penetrating mode, an air outlet pipe is fixedly arranged at the center of the other end of the PVC plastic bottle in a penetrating mode, a first valve is fixedly arranged on the inner side of the air inlet pipe, and a second valve is fixedly arranged on the inner side of the air outlet pipe; the fixed component comprises a connecting pipe, one end of the connecting pipe is fixedly connected with a sealing sleeve, the other end of the connecting pipe is connected with an air pump, and a rubber pipe is fixedly nested on the side face of the sealing sleeve. The utility model provides an air sampling device for environmental protection, sets up first valve and second valve in intake pipe and the outlet duct through at PVC plastic bottle both ends, and then when effectively collecting the sample to the air, has effectively reduced the volume of losing of material in the air, and then makes follow-up testing result more accurate.

Description

Air sampling device for environmental protection

Technical Field

The utility model relates to an air sampling technical field specifically is an air sampling device for environmental protection.

Background

When detecting organic air, need use air sampling device to collect organic air, along with the development of science and technology, air sampling device's kind is also more and more diversified.

However, the existing air sampling device still has some disadvantages in practical use, such as that most of the existing air sampling devices suck the outside air through the air suction machine and the long sampling pipeline, and when the outside air enters the collecting bottle through the air suction machine and the sampling pipeline, some inevitable substances in the outside air are remained in the air suction machine and the sampling pipeline, so that the subsequent detection result is not accurate enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air sampling device for environmental protection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an air sampling device for environmental protection comprises an air storage assembly, wherein a fixing assembly is arranged on the outer side of the air storage assembly;

the air storage assembly comprises a PVC plastic bottle, an air inlet pipe is fixedly arranged at the center of one end of the PVC plastic bottle in a penetrating mode, an air outlet pipe is fixedly arranged at the center of the other end of the PVC plastic bottle in a penetrating mode, a first valve is fixedly arranged on the inner side of the air inlet pipe, and a second valve is fixedly arranged on the inner side of the air outlet pipe;

the fixed component comprises a connecting pipe, one end of the connecting pipe is fixedly connected with a sealing sleeve, the other end of the connecting pipe is connected with an air pump, the side face of the sealing sleeve is fixedly nested with a rubber pipe, and the sealing sleeve is communicated with the rubber pipe.

Preferably, one end of the air outlet pipe, which is far away from the PVC plastic bottle, is fixedly provided with a guide pipe.

Preferably, the sealing sleeve outside is evenly fixed and is provided with a plurality of fixed arms, and is a plurality of fixed arm end portion is fixed and is provided with fixed sleeve.

Preferably, the fixed sleeve is internally provided with a cavity, and the inner wall of the fixed sleeve is uniformly provided with a plurality of air holes from left to right.

Preferably, the fixed shunt tubes that run through in connecting pipe top, shunt tubes tip runs through fixed sleeve pipe and extends to inside the cavity, just shunt tubes and fixed sleeve pipe fixed connection.

Preferably, one end of the PVC plastic bottle, which is close to the air inlet pipe, is fixedly provided with an annular cushion block, and the annular cushion block is positioned on the outer side of the air inlet pipe.

Preferably, the air pump top is fixedly provided with a handle, the handle outside is fixedly sleeved with a holding sleeve, and the holding sleeve is uniformly provided with a plurality of anti-slip grooves from left to right.

Compared with the prior art, the beneficial effects of the utility model are that:

1. an air sampling device for environmental protection is characterized in that a first valve and a second valve are arranged in an air inlet pipe and an air outlet pipe at two ends of a PVC plastic bottle, and air can enter a connecting pipe and an air pump after entering the PVC plastic bottle, so that the loss amount of substances in the air is effectively reduced while the air is effectively collected and sampled, and the subsequent detection result is more accurate;

2. an air sampling device for environmental protection, through being provided with the stand pipe, so that when inserting the outlet duct into the rubber tube, the stand pipe can guide the outlet duct, and then make the outlet duct enter into the rubber tube inside more simply and conveniently, make the utility model discloses it is more convenient to use;

3. the utility model provides an air sampling device for environmental protection, is through setting up the cavity at fixed inside the sleeve, runs through simultaneously on fixed inside the sleeve wall and sets up the gas pocket to can utilize fixed inside negative pressure of sleeve to adsorb the outer wall of PVC plastic bottle, and then make the PVC plastic bottle keep the original state at the sampling in-process, and can not be because of its inside negative pressure reason shrink, and then guaranteed the collection volume of air.

Drawings

FIG. 1 is a schematic cross-sectional side view of an air sampling device for environmental protection;

FIG. 2 is a side cross-sectional view of an air storage assembly of an environmental air sampling device;

FIG. 3 is an enlarged schematic view of a portion A of the environmental protection air sampling device shown in FIG. 2;

FIG. 4 is a side sectional view of a fixing assembly of an air sampling device for environmental protection.

In the figure: 1. an air storage assembly; 2. a fixing assembly; 3. PVC plastic bottles; 4. an air inlet pipe; 5. an air outlet pipe; 6. a first valve; 7. a second valve; 8. a guide tube; 9. a connecting pipe; 10. sealing sleeves; 11. an air pump; 12. a rubber tube; 13. a fixed arm; 14. fixing the sleeve; 15. a cavity; 16. air holes; 17. a shunt tube; 18. an annular cushion block; 19. a handle; 20. a grip sleeve; 21. and (4) an anti-slip groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-4, an air sampling device for environmental protection includes an air storage assembly 1, a fixing assembly 2 disposed outside the air storage assembly 1;

the air storage assembly 1 comprises a PVC plastic bottle 3, an air inlet pipe 4 is fixedly arranged at the center of one end of the PVC plastic bottle 3 in a penetrating manner, an air outlet pipe 5 is fixedly arranged at the center of the other end of the PVC plastic bottle 3 in a penetrating manner, a first valve 6 is fixedly arranged on the inner side of the air inlet pipe 4, and a second valve 7 is fixedly arranged on the inner side of the air outlet pipe 5;

the fixed component 2 comprises a connecting pipe 9, one end of the connecting pipe 9 is fixedly connected with a sealing sleeve 10, the other end of the connecting pipe 9 is connected with an air pump 11, a rubber pipe 12 is fixedly nested on the side face of the sealing sleeve 10, and the sealing sleeve 10 is communicated with the rubber pipe 12.

Further, the fixed stand pipe 8 that is provided with of one end that PVC plastic bottle 3 was kept away from to outlet duct 5 to when inserting outlet duct 5 in rubber tube 12, stand pipe 8 can lead to outlet duct 5, and then makes inside outlet duct 5 can be more simple and convenient enters into rubber tube 12, makes the utility model discloses it is more convenient to use.

Furthermore, a plurality of fixing arms 13 are uniformly and fixedly arranged on the outer side of the sealing sleeve 10, and a plurality of fixing arms 14 are fixedly arranged at the end parts of the fixing arms 13.

Further, a plurality of air holes 16 have been evenly seted up from left to right on the inside cavity 15 that is provided with of fixed sleeve 14 and the fixed sleeve 14 inner wall to can utilize the inside negative pressure of fixed sleeve 14 to adsorb the outer wall of PVC plastic bottle 3, and then make PVC plastic bottle 3 keep the original state in the sampling process, and can not shrink because of its inside negative pressure reason, and then guaranteed the collection volume of air.

Furthermore, a shunt tube 17 is fixedly arranged at the top of the connecting tube 9 in a penetrating manner, the end of the shunt tube 17 penetrates through the fixing sleeve 14 and extends into the cavity 15, and the shunt tube 17 is fixedly connected with the fixing sleeve 14.

Further, the one end that PVC plastic bottle 3 is close to intake pipe 4 is fixed to be provided with annular cushion 18, annular cushion 18 is located the intake pipe 4 outside to utilize annular cushion 18 to support PVC plastic bottle 3, make PVC plastic bottle 3 can erect.

Further, the fixed handle 19 that is provided with in air pump 11 top, the fixed cover 20 that grips that cup joints in the handle 19 outside, grip cover 20 and evenly seted up many antiskid groove 21 from left hand right side to the user can carry air pump 11 and draw, prevents simultaneously that the user hand from skidding.

The utility model discloses a theory of operation is: when the PVC plastic bottle is actually used, the air storage component 1 and the fixing component 2 are separated, a user can hold the PVC plastic bottle 3 before the PVC plastic bottle is used, then one end of the PVC plastic bottle 3 with the air outlet pipe 5 is inserted into the inner side of the fixing sleeve 14, and finally the guide pipe 8 and the air outlet pipe 5 enter the rubber pipe 12 in sequence;

then, the air pump 11 is powered on and started, the air pump 11 sucks air through the connecting pipe 9 after being started, at the moment, the inside of the connecting pipe 9 is in a negative pressure state, the negative pressure is transmitted to the inside of the cavity 15 through the flow dividing pipe 17 and then transmitted to the plurality of air holes 16 from the inside of the cavity 15, and then the inner wall of the fixed sleeve 14 adsorbs the outer wall of the PVC plastic bottle 3 through the air holes 16;

meanwhile, the negative pressure can be transmitted to the guide pipe 8 and the air outlet pipe 5 through the sealing sleeve 10 and the rubber pipe 12, so that the air in the air storage component 1 is exhausted, meanwhile, the negative pressure in the air storage component 1 is transmitted to the first valve 6 in the air inlet pipe 4, finally, the first valve 6 is opened due to the negative pressure, and the outside air enters the PVC plastic bottle 3 through the first valve 6 in the air inlet pipe 4 and is collected;

at this time, the air pump 11 is stopped, the first valve 6 and the second valve 7 are closed due to the elasticity of the first valve and the second valve, air is reserved in the PVC plastic bottle 3, then a user holds the tail end of the PVC plastic bottle 3, and the PVC plastic bottle 3 is pulled out from the inner side of the fixed sleeve 14, so that the using process of the air sampling device for environmental protection is completed.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an air sampling device for environmental protection which characterized in that: the air storage device comprises an air storage component (1), wherein a fixing component (2) is arranged on the outer side of the air storage component (1);

the air storage assembly (1) comprises a PVC plastic bottle (3), an air inlet pipe (4) is fixedly arranged at the center of one end of the PVC plastic bottle (3) in a penetrating manner, an air outlet pipe (5) is fixedly arranged at the center of the other end of the PVC plastic bottle (3) in a penetrating manner, a first valve (6) is fixedly arranged on the inner side of the air inlet pipe (4), and a second valve (7) is fixedly arranged on the inner side of the air outlet pipe (5);

the fixed component (2) comprises a connecting pipe (9), one end of the connecting pipe (9) is fixedly connected with a sealing sleeve (10) and the other end of the connecting pipe (9) is connected with an air pump (11), a rubber pipe (12) is fixedly nested on the side face of the sealing sleeve (10), and the sealing sleeve (10) is communicated with the rubber pipe (12).

2. The environmental protection air sampling device according to claim 1, wherein a guide tube (8) is fixedly arranged at one end of the air outlet tube (5) far away from the PVC plastic bottle (3).

3. The air sampling device for environmental protection according to claim 1, wherein a plurality of fixing arms (13) are uniformly and fixedly arranged on the outer side of the sealing sleeve (10), and a fixing sleeve (14) is fixedly arranged at the end of each fixing arm (13).

4. The environmental protection air sampling device of claim 3, wherein the fixed sleeve (14) is internally provided with a cavity (15), and the inner wall of the fixed sleeve (14) is uniformly provided with a plurality of air holes (16) from left to right.

5. An air sampling device for environmental protection according to claim 1, wherein a shunt tube (17) is fixedly arranged at the top of the connecting tube (9) in a penetrating manner, the end of the shunt tube (17) penetrates through the fixing sleeve (14) and extends into the cavity (15), and the shunt tube (17) is fixedly connected with the fixing sleeve (14).

6. The environmental protection air sampling device according to claim 1, wherein an annular cushion block (18) is fixedly arranged at one end of the PVC plastic bottle (3) close to the air inlet pipe (4), and the annular cushion block (18) is positioned outside the air inlet pipe (4).

7. The air sampling device for environmental protection according to claim 1, wherein a handle (19) is fixedly arranged at the top of the air pump (11), a holding sleeve (20) is fixedly sleeved outside the handle (19), and a plurality of anti-slip grooves (21) are uniformly formed in the holding sleeve (20) from left to right.