CN215492689U - Bubble absorption tube for detecting indoor ambient air - Google Patents
Bubble absorption tube for detecting indoor ambient air Download PDFInfo
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- CN215492689U CN215492689U CN202121791224.0U CN202121791224U CN215492689U CN 215492689 U CN215492689 U CN 215492689U CN 202121791224 U CN202121791224 U CN 202121791224U CN 215492689 U CN215492689 U CN 215492689U
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- absorption tube
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Abstract
The utility model discloses a bubble absorption tube for detecting indoor ambient air, which comprises an absorption tube body, an air inlet tube and an air suction tube, wherein the air inlet tube is fixedly arranged on the upper end surface of the absorption tube body, the air suction tube is fixedly arranged on the side wall of the air inlet tube, the air inlet tube is vertically and fixedly arranged in the absorption tube body, the upper end of the air inlet tube penetrates through the upper end surface of the absorption tube body and is mutually communicated with the air inlet tube, a rotating shaft is vertically arranged in the air inlet tube, the lower end of the rotating shaft is rotatably connected to the center of the bottom end surface in the absorption tube body, and the upper end of the rotating shaft is fixedly connected with an impeller. According to the utility model, the gas flowing downwards in the gas inlet pipe can drive the impeller to rotate, the impeller drives the stirring blades to rotate through the rotating shaft, bubbles entering the liquid are broken, the contact area of the air and the absorption liquid is increased, the absorption effect of the absorption liquid is improved, and the accuracy of later detection is improved.
Description
Technical Field
The utility model relates to the technical field of air detection, in particular to a bubble absorption tube for detecting indoor ambient air.
Background
At present, a bubble absorption tube is a detection device commonly used for atmospheric sampling, the atmospheric sampling refers to a method for collecting a pollutant sample or a polluted air sample in the atmosphere, and the collection method is a method for gathering a pollutant with lower concentration in the atmosphere by enabling a large amount of air to pass through a liquid absorbent or a solid absorbent, such as an air suction method and a filter membrane method. Another type is to collect the air containing the contaminants with containers (glass bottles, plastic bags, etc.). Bubble-absorbing tubes are the equipment required for the first type of process.
The patent number CN212653914U discloses a bubble absorption tube for indoor ambient air detection, which belongs to the technical field of gas collection equipment and comprises a collection tube, wherein one end of the collection tube is provided with a conical surface, and one end of the collection tube, which is close to the conical surface, is provided with an air outlet.
Above-mentioned current absorption tube is only through gathering the pipe and gathers indoor ambient air, then the air passes through behind the absorption liquid and is discharged by the blast pipe, but all can form a bubble after the air admission absorption liquid, leads to air and absorption liquid area of contact little, and the air is poor in can't melting into the absorption liquid, and the absorption effect is poor, has reduced the accuracy that the later stage detected.
In order to solve the above problems, the present invention provides a bubble absorption tube for indoor ambient air detection.
SUMMERY OF THE UTILITY MODEL
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a bubble absorption tube for indoor environment empty gas detection surveys, includes absorption tube body, intake pipe and breathing pipe, intake pipe fixed mounting is at the up end of absorption tube body, breathing pipe fixed mounting is on the lateral wall of intake pipe, this internal vertical fixed mounting of absorption tube has the intake pipe, the up end of intake pipe runs through the up end of absorption tube body and communicates each other with the intake pipe, the vertical axis of rotation that is provided with in the intake pipe, the lower extreme of axis of rotation rotates the center department of connection at the bottom terminal surface in the absorption tube body, the upper end fixedly connected with impeller of axis of rotation, the lower extreme of axis of rotation rotates and connects this internal bottom face of absorption tube, symmetry fixed mounting has two stirring leaf on the bottom lateral wall of axis of rotation.
Preferably, a second single air inlet valve and a first single air inlet valve are arranged in the air inlet pipe, and the first single air inlet valve is located right below the second single air inlet valve.
Preferably, the left end of the air suction pipe is communicated with the air inlet pipe, a piston is connected in the air suction pipe in a sliding mode, a piston rod is fixedly installed at the center of the right side wall of the piston, and one end, deviating from the piston, of the piston rod penetrates through the right side wall of the air suction pipe and is fixedly provided with a pulling plate.
Preferably, the edge of the pulling plate is provided with an anti-skid ring, and the surface of the anti-skid ring is provided with anti-skid grains.
Preferably, the side wall of the absorption tube body is respectively provided with an exhaust tube and a liquid inlet tube, the exhaust tube is internally provided with a dust screen, and the liquid inlet tube is internally provided with a sealing plug.
Preferably, a liquid discharge pipe is fixedly installed on the bottom end face of the absorption pipe body, and a rubber plug is arranged in the liquid discharge pipe.
Compared with the prior art, the utility model has the beneficial effects that:
the impeller can be driven to rotate by the downward flowing gas in the air inlet pipe, the impeller drives the stirring blades to rotate through the rotating shaft, bubbles entering the liquid are smashed, the contact area of the air and the absorption liquid is increased, the absorption effect of the absorption liquid is improved, and the accuracy of later detection is improved.
Drawings
FIG. 1 is a schematic perspective view of a bubble absorption tube for indoor ambient air detection according to the present invention;
FIG. 2 is a front sectional view of a bubble absorption tube for indoor ambient air sensing according to the present invention;
FIG. 3 is a top view of the impeller of the bubble absorption tube for indoor ambient air detection according to the present invention;
fig. 4 is a schematic perspective view of an impeller in a bubble absorption tube for indoor ambient air detection according to the present invention.
In the figure: 1 exhaust pipe, 2 impellers, 3 a single air inlet valve, 4 a single air inlet valve, 5 negative pressure pipes, 6 pistons, 7 air suction pipes, 8 piston rods, 9 liquid inlet pipes, 10 air inlet pipes, 11 absorption pipe bodies, 12 stirring blades, 13 rotating shafts, 14 pulling plates and 15 liquid discharge pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a bubble absorption tube for indoor ambient air detection, including absorption tube body 11, negative pressure tube 5 and breathing pipe 7, negative pressure tube 5 fixed mounting is on the up end of absorption tube body 11, breathing pipe 7 fixed mounting is on the lateral wall of negative pressure tube 5, vertical fixed mounting has intake pipe 10 in absorption tube body 11, the upper end of intake pipe 10 runs through the up end of absorption tube body 11 and communicates each other with negative pressure tube 5, vertically be provided with axis of rotation 13 in intake pipe 10, the lower extreme of axis of rotation 13 rotates the center department of connection bottom end face in absorption tube body 11, the upper end fixedly connected with impeller 2 of axis of rotation 13, the lower extreme of axis of rotation 13 rotates the bottom end face of connection in absorption tube body 11, symmetry fixed mounting has two stirring vanes 12 on the bottom lateral wall of axis of rotation 13.
Wherein, the negative pressure pipe 5 is internally provided with a second single air inlet valve 4 and a first single air inlet valve 3, the first single air inlet valve 3 is positioned right below the second single air inlet valve 4, and the first single air inlet valve 3 and the second single air inlet valve 4 are convenient for air to enter;
the left end of the air suction pipe 7 is communicated with the inside of the negative pressure pipe 5, the air suction pipe 7 is connected with a piston 6 in a sliding mode, a piston rod 8 is fixedly installed at the center of the right side wall of the piston 6, one end, away from the piston 6, of the piston rod 8 penetrates through the right side wall of the air suction pipe 7 and is fixedly provided with a pull plate 14, and a gas sample can be collected through the pull plate 14;
the edge of the pulling plate 14 is provided with an anti-slip ring, and the surface of the anti-slip ring is provided with anti-slip lines to prevent slipping between hands and the pulling plate 14;
the side wall of the absorption tube body 11 is respectively provided with an exhaust tube 1 and a liquid inlet tube 9, a dust screen is arranged in the exhaust tube 1, a sealing plug is arranged in the liquid inlet tube 9, the liquid inlet tube 9 is convenient for adding absorption liquid, and the liquid is prevented from splashing by the sealing plug;
wherein, a liquid discharge pipe 15 is fixedly arranged on the bottom end surface of the absorption pipe body 11, a rubber plug is arranged in the liquid discharge pipe 15, and the liquid discharge pipe 15 is convenient for taking out liquid after absorbing gas;
wherein, the outer diameter of the air inlet pipe 10 is half of the inner diameter of the absorption pipe body 11;
in the utility model, the pulling plate 14 is pulled, the pulling plate 14 drives the piston 6 to move rightwards through the piston rod 8, so that negative pressure is formed in the air suction pipe 7, after external air to be detected enters the air suction pipe 7 through the second single air inlet valve 4, the second single air inlet valve 4 is closed, the first single air inlet valve 3 is opened, the pulling plate 14 is pushed, the pulling plate 14 pushes the piston 6 through the piston rod 8 to compress the air in the air suction pipe 7, so that the air in the air suction pipe 7 enters the air inlet pipe 10 through the first single air inlet valve 3, finally enters absorption liquid in the absorption pipe body 11 and is discharged through the exhaust pipe 1, in the process, the gas flowing downwards in the air inlet pipe 10 drives the impeller 2 to rotate, the impeller 2 drives the stirring blades 12 to rotate through the rotating shaft 13, the stirring blades 12 enter the liquid to break bubbles, the contact area of the air and the absorption liquid is increased, and the absorption effect of the absorption liquid is improved, the accuracy of later stage detection is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A bubble absorption tube for detecting indoor ambient air comprises an absorption tube body (11), a negative pressure tube (5) and an air suction tube (7), and is characterized in that the negative pressure tube (5) is fixedly arranged on the upper end face of the absorption tube body (11), the air suction tube (7) is fixedly arranged on the side wall of the negative pressure tube (5), an air inlet tube (10) is vertically and fixedly arranged in the absorption tube body (11), the upper end of the air inlet tube (10) penetrates through the upper end face of the absorption tube body (11) and is mutually communicated with the negative pressure tube (5), a rotating shaft (13) is vertically arranged in the air inlet tube (10), the lower end of the rotating shaft (13) is rotatably connected to the center of the inner bottom end face of the absorption tube body (11), an impeller (2) is fixedly connected to the upper end of the rotating shaft (13), and the lower end of the rotating shaft (13) is rotatably connected to the bottom end face in the absorption tube body (11), two stirring blades (12) are symmetrically and fixedly arranged on the side wall of the bottom end of the rotating shaft (13).
2. The bubble absorption tube for indoor ambient air detection according to claim 1, wherein a second single air intake valve (4) and a first single air intake valve (3) are disposed in the negative pressure tube (5), and the first single air intake valve (3) is located right below the second single air intake valve (4).
3. The bubble absorbing tube for indoor ambient air detection according to claim 1, wherein the left end of the air suction tube (7) is communicated with the inside of the negative pressure tube (5), the piston (6) is slidably connected in the air suction tube (7), a piston rod (8) is fixedly installed at the center of the right side wall of the piston (6), and one end of the piston rod (8) departing from the piston (6) penetrates through the right side wall of the air suction tube (7) and is fixedly provided with a pulling plate (14).
4. The bubble absorption tube for indoor ambient air detection according to claim 3, wherein an anti-slip ring is provided at an edge of the pulling plate (14), and a surface of the anti-slip ring is provided with anti-slip lines.
5. The bubble absorption tube for indoor ambient air detection according to claim 1, wherein the side wall of the absorption tube body (11) is provided with an exhaust tube (1) and a liquid inlet tube (9), respectively, the exhaust tube (1) is provided with a dust screen, and the liquid inlet tube (9) is provided with a sealing plug.
6. The bubble absorption tube for indoor ambient air detection according to claim 1, wherein a drain tube (15) is fixedly installed on the bottom end surface of the absorption tube body (11), and a rubber stopper is arranged in the drain tube (15).
7. The bubble absorption tube for indoor ambient air detection according to claim 1, wherein the outer diameter of the intake tube (10) is half of the inner diameter of the absorption tube body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121791224.0U CN215492689U (en) | 2021-08-03 | 2021-08-03 | Bubble absorption tube for detecting indoor ambient air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121791224.0U CN215492689U (en) | 2021-08-03 | 2021-08-03 | Bubble absorption tube for detecting indoor ambient air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215492689U true CN215492689U (en) | 2022-01-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121791224.0U Active CN215492689U (en) | 2021-08-03 | 2021-08-03 | Bubble absorption tube for detecting indoor ambient air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215492689U (en) |
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2021
- 2021-08-03 CN CN202121791224.0U patent/CN215492689U/en active Active
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