Handheld air sampling analyzer

Abstract

The utility model discloses a handheld air sampling analyzer, which belongs to the technical field of air sampling analyzers and comprises an L-shaped plate, a groove is arranged on the side wall of one side of the L-shaped plate, a rotating plate is rotatably arranged at one end of the groove, a fixed box is arranged on the L-shaped plate, one end of the fixed box is connected with a connecting pipe, and the other end of the fixed box is connected with a connecting rod. A connecting pipe is arranged at one end of the fixing box and connected with a fixing cylinder through the connecting pipe, a guide pipe is arranged at the other end of the fixing cylinder, a filter plate is mounted through the guide pipe, the interior of the fixing box is hollow, and a driving motor is arranged at the top end of the fixing box; through the arrangement of the rotating plate, a worker can drive the whole device to move by holding the rotating plate, meanwhile, through the arrangement of the filter plate and the three sampling bottles, a sample is analyzed for multiple times, the detection precision is improved, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of air sampling analyzers, in particular to a handheld air sampling analyzer. Background Art

[0002] An air sampling analyzer is a device used to collect gases or particles in the atmosphere. It is widely used in environmental monitoring, industrial production, scientific research and other fields, and is mainly used to detect harmful substances and pollutant emissions in the air. In environmental monitoring, air sampling analyzers can be used to detect major pollutants such as sulfur dioxide, nitrogen oxides, and ozone in the atmosphere. In industrial production, it is widely used in coal mining, petrochemical, metal, pharmaceutical, metallurgical and other industries to monitor harmful gases and dust emissions. In the field of scientific research, it can be used to detect tiny pollutants such as surfactants, nanoparticles, bacteria and viruses.

[0003] In the prior art, air sampling analyzers are large in size and inconvenient to carry, which makes it inconvenient to monitor formaldehyde in new houses. Therefore, we propose a handheld air sampling analyzer. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a handheld air sampling analyzer, which overcomes the deficiencies in the prior art and aims to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a handheld air sampling analyzer, comprising an L-shaped plate, a groove is provided on one side wall of the L-shaped plate, a rotating plate is rotatably provided on one end of the groove, a fixed box is provided on the L-shaped plate, one end of the fixed box is connected to a connecting pipe, and is connected to a fixed cylinder through the connecting pipe, a conduit is provided at the other end of the fixed cylinder, and a filter plate is installed through the conduit, the interior of the fixed box is hollow, and a driving motor is provided at the top of the fixed box, the output shaft of the driving motor extends to the interior of the fixed box and is sleeved with a rotating bin, three openings are provided at the bottom of the rotating bin, a partition is provided at the bottom of the fixed box located at the rotating bin, three openings are also provided on the partition, and an air inlet pipe is installed through the three openings, and the air inlet pipe is connected to a sampling bottle.

[0006] In a preferred example, the utility model can be further configured as follows: the sampling bottle is fixedly arranged on the inner side of the bottom of the fixed box, an extension block is arranged on the side of the fixed box away from the rotating plate, a plurality of sensors are arranged inside the extension block, and an extension tube is arranged between the extension block and the sampling bottle.

[0007] In a preferred example, the utility model can be further configured as follows: an air outlet is provided at the top of the extension block, and an electric-controlled valve is provided inside the air outlet.

[0008] In a preferred example, the utility model can be further configured as follows: a connecting port is provided on the side wall of the rotating bin, the connecting port is connected to one end of the connecting pipe extending into the fixed box, and a hose is provided at one end of the connecting pipe extending into the fixed box.

[0009] In a preferred example, the utility model can be further configured as follows: the opening at the bottom of the rotating bin is matched with the opening on the partition, and an electric control valve is arranged in the opening at the bottom of the rotating bin.

[0010] In a preferred example, the utility model can be further configured as follows: an induced draft fan is arranged inside the fixed cylinder, and a fixing rod is arranged between the fixed cylinder and the L-shaped plate.

[0011] Beneficial effects of the utility model:

[0012] The utility model provides a rotating plate, and a worker can drive the entire device to move by holding the rotating plate. At the same time, by providing a filter plate and three sampling bottles, the sample can be analyzed multiple times, thereby improving the detection accuracy and being convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0014] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0015] Figure 3 This is a schematic diagram of the internal structure of the fixed box of the utility model.

[0016] In the figure: 1. L-shaped plate; 2. groove; 3. rotating plate; 4. fixed box; 5. fixed cylinder; 6. connecting pipe; 7. filter plate; 8. extension block; 9. air outlet; 10. drive motor; 11. fixing rod; 12. sampling bottle; 13. extension pipe; 14. air inlet pipe; 15. rotating chamber; 16. connecting port. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Embodiment 1

[0019] See also Figure 1-Figure 3A handheld air sampling analyzer comprises an L-shaped plate 1, a groove 2 is provided on one side wall of the L-shaped plate 1, a rotating plate 3 is rotatably provided at one end of the groove 2, a fixed box 4 is provided on the L-shaped plate 1, one end of the fixed box 4 is connected to a connecting pipe 6, and a fixed cylinder 5 is connected through the connecting pipe 6, a conduit is provided at the other end of the fixed cylinder 5, and a filter plate 7 is installed through the conduit, the interior of the fixed box 4 is hollow, and a driving motor 10 is provided at the top of the fixed box 4, the output shaft of the driving motor 10 extends to the interior of the fixed box 4 and is sleeved with a rotating bin 15, and three openings are provided at the bottom of the rotating bin 15, and a partition is provided at the bottom of the fixed box 4 located at the rotating bin 15, and three openings are also provided on the partition, and an air inlet pipe 14 is installed through the three openings, and the air inlet pipe 14 is connected to a sampling bottle 12.

[0020] The sampling bottle 12 is fixedly arranged on the inner side of the bottom of the fixed box 4. An extension block 8 is arranged on the side of the fixed box 4 away from the rotating plate 3. Several sensors are arranged inside the extension block 8, and an extension tube 13 is arranged between the extension block 8 and the sampling bottle 12. An air outlet 9 is provided at the top of the extension block 8, and an electric control valve is arranged inside the air outlet 9. A connecting port 16 is arranged on the side wall of the rotating bin 15, and the connecting port 16 is connected to one end of the connecting tube 6 extending into the fixed box 4, and a hose is arranged at one end of the connecting tube 6 extending into the fixed box 4.

[0021] The sensors include optical sensors, chemical sensors, etc., which detect specific components in the test sample through the sensors, and a detection system is also provided on the extension block 8, which is responsible for receiving signals from the sensors and converting them into readable data. It usually includes a circuit board and related electronic components for processing signals and outputting results.

[0022] The opening at the bottom of the rotating bin 15 matches the opening at the partition, and an electric control valve is arranged in the opening at the bottom of the rotating bin 15. An induced draft fan is arranged inside the fixed cylinder 5, and a fixed rod 11 is arranged between the fixed cylinder 5 and the L-shaped plate 1.

[0023] Working principle: When the device is in use, the rotating plate 3 is retracted and extended to drive the overall movement of the device. When it is necessary to sample and analyze the air sample, the induced draft fan in the fixed tube 5 is driven to work, thereby driving the device to take in air, which enters the rotating bin 15 through the connecting pipe 6. The rotating bin 15 is driven by the driving motor 10 to rotate, so that the opening on the rotating bin 15 coincides with the opening on the partition. The electric control valve on the rotating bin 15 is opened, and the gas enters the sampling bottle 12 through the air inlet pipe, and then enters the interior of the extension block 8 through the extension tube 13 provided on the sampling bottle 12 for analysis and detection, which is convenient and quick.

[0024] Finally, it should be noted that in the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the 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. Therefore, they cannot be understood as limitations on the present invention.

[0025] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A handheld air sampling analyzer, comprising an L-shaped plate (1), characterized in that: A groove (2) is provided on one side wall of the L-shaped plate (1), and a rotating plate (3) is rotatably provided at one end of the groove (2). A fixed box (4) is provided on the L-shaped plate (1), and a connecting pipe (6) is connected to one end of the fixed box (4), and a fixed cylinder (5) is connected to the fixed cylinder (5) through the connecting pipe (6). A conduit is provided at the other end of the fixed cylinder (5), and a filter plate (7) is installed through the conduit. The interior of the fixed box (4) is hollow, and a driving motor (10) is provided at the top of the fixed box (4). The output shaft of the driving motor (10) extends into the interior of the fixed box (4) and is sleeved with a rotating bin (15). Three openings are provided at the bottom of the rotating bin (15). A partition is provided at the bottom of the fixed box (4) located at the rotating bin (15), and three openings are also provided on the partition. An air intake pipe (14) is installed through the three openings, and the air intake pipe (14) is connected to a sampling bottle (12).

2. A handheld air sampling analyzer according to claim 1, characterized in that: The sampling bottle (12) is fixedly arranged on the inner side of the bottom of the fixed box (4); an extension block (8) is arranged on the side of the fixed box (4) away from the rotating plate (3); a plurality of sensors are arranged inside the extension block (8); and an extension tube (13) is arranged between the extension block (8) and the sampling bottle (12).

3. A handheld air sampling analyzer according to claim 2, characterized in that: An air outlet (9) is provided at the top end of the extension block (8), and an electric control valve is provided inside the air outlet (9).

4. A handheld air sampling analyzer according to claim 3, characterized in that: A connecting port (16) is provided on the side wall of the rotating bin (15), and the connecting port (16) is connected to a pipeline at one end of the connecting pipe (6) extending into the fixed box (4), and a hose is provided at one end of the connecting pipe (6) extending into the fixed box (4).

5. A handheld air sampling analyzer according to claim 4, characterized in that: The opening at the bottom of the rotating bin (15) matches the opening at the partition, and an electric control valve is arranged in the opening at the bottom of the rotating bin (15).

6. A handheld air sampling analyzer according to claim 5, characterized in that: An induced draft fan is arranged inside the fixed cylinder (5), and a fixing rod (11) is arranged between the fixed cylinder (5) and the L-shaped plate (1).

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