CN218271577U

CN218271577U - Multifunctional gas sampling tube

Info

Publication number: CN218271577U
Application number: CN202222025148.3U
Authority: CN
Inventors: 倪丰颖; 包芳芳; 舒杰; 徐东
Original assignee: Zhejiang Kehai Testing Co ltd
Current assignee: Zhejiang Kehai Testing Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2023-01-10
Anticipated expiration: 2032-07-29

Abstract

The utility model relates to the technical field of sampling tubes, and discloses a multifunctional gas sampling tube, which comprises a base, wherein a rotating collecting tube is arranged on the base; a junction clearing shunt part is arranged in the collecting pipe in a sliding manner, and an air inlet and outlet part is arranged on the junction clearing shunt part and used for sealing the pipe orifice of the collecting pipe; and a drying mechanism is arranged on the base. The utility model provides a multi-functional gas sampling tube, the utility model discloses a be equipped with stoving mechanism to do benefit to and carry out the air feed to the collecting tube inside, increase the aridity of inside after the clearance, reduce the influence to follow-up sampling result authenticity.

Description

Multifunctional gas sampling tube

Technical Field

The utility model relates to a sampling tube field especially relates to a multi-functional gas sampling tube.

Background

Detecting pollutants (aerosol, etc.) in the air, and sending the pollutants into a laboratory for analysis after field sampling. Gaseous pollutant gets into the absorption liquid through constant current sample thief and impact absorption tube, and the laboratory draws the standard curve through standard solution and carries out quantitative analysis to the absorption liquid, calculates final air pollutant's testing result, therefore gaseous pollutant gets into the absorption rate of absorption liquid and can directly influence the degree of accuracy of testing result. In the existing impact type absorption tube, pollutants in air are quickly sprayed out from the bottom of the absorption tube, and fog aerosol particles impact the bottom of an absorption bottle due to inertia and are blocked by absorption liquid.

Many moisture can be remained after the washing to the sampling absorption tube, because inside cambered surface department has drop of water to remain, if the sampling tube inside remains moisture, will influence the accuracy of the final testing result of sampling again.

In order to solve the above problems, a multifunctional gas sampling tube is provided in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a multi-functional gas sampling tube, the utility model discloses a be equipped with stoving mechanism to do benefit to and carry out the air feed to the collecting tube inside, increase the aridity of inside after the clearance, reduce the influence to follow-up sample result authenticity.

(II) technical scheme

In order to solve the problems, the utility model provides a multifunctional gas sampling tube, which comprises a base, wherein a rotating collecting tube is arranged on the base;

a junction clearing shunt part is arranged in the collecting pipe in a sliding manner, and an air inlet and outlet part is arranged on the junction clearing shunt part and used for sealing the pipe orifice of the collecting pipe;

and a drying mechanism is arranged on the base.

Preferably, a driving motor is fixedly mounted on the base, and a driving shaft of the driving motor is fixedly connected with the bottom end of the collecting pipe.

Preferably, the junction clearing and shunting part comprises a circular plate and a rubber ring, the rubber ring is fixedly sleeved on the periphery of the circular plate and is tightly pressed against the inner wall of the collecting pipe, and the circular plate is provided with air holes.

Preferably, the air inlet and outlet member comprises a sealing plug, an air inlet pipe and an exhaust pipe, the sealing plug is plugged at an opening of the collecting pipe, the air inlet pipe is fixedly sleeved in the middle of the sealing plug and the circular plate, and the exhaust pipe is fixedly sleeved on the sealing plug and communicated with the collecting pipe.

Preferably, stoving mechanism includes box body, heating member and miniature air feed pump, the equal fixed mounting of box body and miniature air feed pump is on the base, the air supply port and the box body intercommunication of miniature air feed pump, heating member fixed mounting is in the inside of box body, the box body intercommunication has the air supply pipe.

Preferably, the air inlet end of the air inlet pipe is communicated with an air inlet box, and the interior of the air inlet box is divided into a plurality of air inlet channels.

The above technical scheme of the utility model has following profitable technological effect:

injecting absorption liquid into the collecting pipe, wherein the absorption liquid submerges the cleaning flow dividing piece and is lower than the sealing plug, starting the driving motor, driving the collecting pipe and the gas inlet box to rotate by the driving motor, allowing external gas to enter the absorption liquid through the gas inlet box and the gas inlet pipe, adsorbing the gas by the absorption liquid, and discharging the gas by the exhaust pipe, so that the gas inlet speed and the gas absorption effect of the absorption liquid on the gas during rotation are increased; when the clearance, under the effect of rubber ring, can scrape the inner wall of collecting pipe and get, increase the clearance effect, after the clearance is accomplished, can start miniature air feed pump and heating member, with air supply pipe and blast pipe intercommunication to carry out drying process, collect the accuracy of result when increasing follow-up reuse.

Drawings

Fig. 1 is a schematic structural view of a multifunctional gas sampling tube provided by the present invention.

Fig. 2 is a schematic view of a sectional structure of a collecting pipe in a multifunctional gas sampling pipe according to the present invention.

Fig. 3 is a schematic view of a sectional structure of a box body in a multifunctional gas sampling tube according to the present invention.

Reference numerals are as follows: 1. a base; 2. a collection pipe; 3. cleaning the diverter; 31. a circular plate; 32. a rubber ring; 4. an air inlet and outlet member; 41. a sealing plug; 42. an air inlet pipe; 43. an exhaust pipe; 5. a drive motor; 6. A drying mechanism; 61. a box body; 62. a heating member; 63. a micro air supply pump; 64. a gas supply pipe; 7. an air inlet box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a multifunctional gas sampling tube, which comprises a base 1, wherein a rotating collecting tube 2 is arranged on the base 1;

a junction cleaning shunt part 3 is arranged inside the collecting pipe 2 in a sliding manner, an air inlet and outlet part 4 is arranged on the junction cleaning shunt part 3, and the air inlet and outlet part 4 is used for sealing the pipe orifice of the collecting pipe 2;

the base 1 is provided with a drying mechanism 6.

In an alternative embodiment, the base 1 is fixedly provided with a driving motor 5, and a driving shaft of the driving motor 5 is fixedly connected with the bottom end of the collecting pipe 2.

It should be noted that the bottom of the collecting pipe 2 is connected with a roller through a connecting rod, and the roller is connected with the base 1 in a rolling manner, so that the rotating stability of the collecting pipe 2 is improved. The driving motor 5 drives the collecting pipe 2 to rotate, so that absorption liquid in the collecting pipe 2 can be shaken, and the effect of mixed absorption with the entering gas is improved.

In an alternative embodiment, the knot-clearing flow-splitting element 3 comprises a circular plate 31 and a rubber ring 32, the rubber ring 32 is fixedly sleeved on the periphery of the circular plate 31 and is pressed against the inner wall of the collecting pipe 2, and the circular plate 31 is provided with air holes.

The rubber ring 32 is moved along the length direction of the collection tube 2 by the vertical movement of the air inlet/outlet member 4, so as to scrape and clean the inner wall of the collection tube 2.

In an alternative embodiment, the gas inlet and outlet member 4 includes a sealing plug 41, a gas inlet pipe 42 and a gas outlet pipe 43, the sealing plug 41 is plugged to the opening of the collecting pipe 2, the gas inlet pipe 42 is fixedly sleeved on the middle portion of the sealing plug 41 and the circular plate 31, and the gas outlet pipe 43 is fixedly sleeved on the sealing plug 41 and is communicated with the collecting pipe 2.

Furthermore, an activated carbon filter screen is fixedly sleeved at the exhaust end of the exhaust pipe 43, so that the gas discharged from the exhaust pipe 42 is treated, and the cleanness after the gas is discharged is improved.

In an alternative embodiment, the drying mechanism 6 comprises a box 61, a heating element 62 and a micro air supply pump 63, wherein the box 61 and the micro air supply pump 63 are both fixedly installed on the base 1, an air supply port of the micro air supply pump 63 is communicated with the box 61, the heating element 62 is fixedly installed inside the box 61, and the box 61 is communicated with an air supply pipe 64.

Further, the heating member 62 is a heating wire or a heating sheet, and the micro air supply pump 63 supplies air to the inside of the case 61, heats the air by the heating member 62, and supplies the air to the inside of the collecting pipe 2 through the air supply pipe 64.

In an alternative embodiment, the air inlet end of the air inlet pipe 42 is communicated with an air inlet box 7, and the interior of the air inlet box 7 is divided into a plurality of air inlet channels.

Note that the communication between the intake passage and the intake pipe 42 is arranged obliquely downward.

In the utility model, the absorption liquid is injected into the collecting pipe 2, the absorption liquid submerges the clean shunt part 3 and is lower than the sealing plug 41, the driving motor 5 is started, the driving motor 5 drives the collecting pipe 2 and the air inlet box 7 to rotate, the external gas enters the absorption liquid through the air inlet box 7 and the air inlet pipe 42, the gas is absorbed by the absorption liquid and is discharged by the exhaust pipe 43, and the air inlet speed and the absorption effect of the absorption liquid on the gas during rotation are increased comprehensively; when the clearance, under the effect of rubber ring 32, can scrape the inner wall of collecting pipe 2 and get, increase the clearance effect, after the clearance is accomplished, can start miniature air feed pump 63 and heating member 62, communicate air supply pipe 64 and blast pipe 43 to carry out drying process, the accuracy of collection result when increasing follow-up reuse.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a multi-functional gas sampling tube, includes base (1), its characterized in that: a rotary collecting pipe (2) is arranged on the base (1);

a junction clearing shunt part (3) is arranged inside the collecting pipe (2) in a sliding manner, an air inlet and outlet part (4) is arranged on the junction clearing shunt part (3), and the air inlet and outlet part (4) is used for sealing the pipe orifice of the collecting pipe (2);

and a drying mechanism (6) is arranged on the base (1).

2. A multifunctional gas sampling tube as claimed in claim 1, wherein the base (1) is fixedly provided with a driving motor (5), and a driving shaft of the driving motor (5) is fixedly connected with the bottom end of the collecting tube (2).

3. The multifunctional gas sampling tube as recited in claim 1, wherein the junction clearing and splitting element (3) comprises a circular plate (31) and a rubber ring (32), the rubber ring (32) is fixedly sleeved on the outer periphery of the circular plate (31) and is tightly pressed against the inner wall of the collecting tube (2), and the circular plate (31) is provided with air holes.

4. A multifunctional gas sampling tube as claimed in claim 3, wherein the gas inlet and outlet member (4) comprises a sealing plug (41), a gas inlet tube (42) and a gas outlet tube (43), the sealing plug (41) is plugged to the opening of the collecting tube (2), the gas inlet tube (42) is fixedly sleeved on the middle of the sealing plug (41) and the circular plate (31), and the gas outlet tube (43) is fixedly sleeved on the sealing plug (41) and is communicated with the collecting tube (2).

5. A multifunctional gas sampling tube according to claim 4, characterized in that the drying mechanism (6) comprises a box body (61), a heating element (62) and a micro gas supply pump (63), the box body (61) and the micro gas supply pump (63) are both fixedly installed on the base (1), a gas supply port of the micro gas supply pump (63) is communicated with the box body (61), the heating element (62) is fixedly installed inside the box body (61), and the box body (61) is communicated with a gas supply pipe (64).

6. A multifunctional gas sampling tube as claimed in claim 5, characterized in that the inlet end of the inlet tube (42) is connected with an inlet box (7), and the interior of the inlet box (7) is divided into a plurality of inlet channels.