CN218381914U

CN218381914U - Multichannel air sampling device

Info

Publication number: CN218381914U
Application number: CN202221580245.2U
Authority: CN
Inventors: 吴松; 段颖; 陈晨
Original assignee: Anhui Tiansheng Environmental Protection Technology Co ltd
Current assignee: Anhui Tiansheng Environmental Protection Technology Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2023-01-24
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a multichannel air sampling device, include the supporting mechanism and set up in the cartridge of supporting mechanism top, the back intercommunication of cartridge has the exhaust tube, the inside of exhaust tube is equipped with the air exhauster, the front intercommunication of cartridge has multiunit sampling mechanism, sampling mechanism includes the sampling frame, the equal vertical spout of having seted up in the positive left and right sides of sampling frame, the inside sliding connection of spout has the slider, the positive fixedly connected with closing plate of slider, the back of closing plate is connected with the positive laminating of sampling frame, the utility model has the advantages of: at first place the cartridge in the top of connecting plate, then twist the fixing bolt who changes the screwed hole, make two sets of fixed plates be close to each other to carry out spacing fixed to the cartridge, the dismouting that this mechanism of establishhing made the cartridge is more convenient, the maintenance in the later stage of being convenient for.

Description

Multichannel air sampling device

Technical Field

The utility model relates to an air sampling device technical field specifically is a multichannel air sampling device.

Background

The air sampler is an instrument or a device for collecting air pollutants or polluted air, has various types, can be divided into a gas sampler and a particulate matter sampler according to a collection object, can be divided into an environment sampler, an indoor sampler and a pollution source sampler according to a use place, and has wide application range along with the sample plate for collection.

However, most of the existing multi-channel air sampling devices can only sample simply by multiple channels, and can not select channels for sampling according to different use scenes, and the existing multi-channel air sampling devices are inconvenient to disassemble and assemble in the use process and inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multi-channel air sampling device.

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

the utility model provides a multichannel air sampling device, includes the supporting mechanism and sets up in the cartridge of supporting mechanism top, the back intercommunication of cartridge has the exhaust tube, the inside of exhaust tube is equipped with the air exhauster, the front intercommunication of cartridge has multiunit sampling mechanism, sampling mechanism includes the sampling frame, the equal vertical spout of having seted up in the front left and right sides of sampling frame, the inside sliding connection of spout has the slider, the positive fixedly connected with closing plate of slider, the back of closing plate is connected with the front laminating of sampling frame.

Preferably, the slider is the trapezoidal structure, the draw-in groove has all been seted up to the left inner wall and the right inner wall of spout, and is two sets of the equal fixedly connected with spring of inner wall of draw-in groove, two sets of the equal fixedly connected with of the other end of spring and slider assorted trapezoidal fixture block.

Preferably, the supporting mechanism comprises a supporting table, a placing groove is formed in the center of the top of the supporting table, a motor is fixedly connected to the inside of the placing groove, a connecting plate is fixedly connected to the top of the motor, and the sampling mechanism is arranged above the connecting plate.

Preferably, the equal fixedly connected with fixed plate in both sides at connecting plate top, two sets of all set up threaded hole on the fixed plate, two sets of the equal threaded connection in inside of screw hole has fixing bolt, and is two sets of fixing bolt's the other end all rotates through rotating the piece and is connected with the limiting plate, and is two sets of the limiting plate is corresponding, the bottom and the connecting plate laminating of limiting plate.

Preferably, fixedly connected with sealing frame on the closing plate, the inside of sealing frame is connected with the top, left side and the right side laminating of sampling frame respectively.

The utility model has the advantages that: the utility model provides a multichannel air sampling device, at first place the cartridge in the top of connecting plate, then twist the fixing bolt who changes the threaded hole, make two sets of fixed plates be close to each other, thereby carry out spacing fixed to the cartridge, the dismouting that this mechanism of establishhing made the cartridge is more convenient, the maintenance in the later stage of being convenient for, start the air exhauster, the air through sampling mechanism then discharge by the exhaust tube to check out test set in can, to different use scenes, can upwards promote the closing plate, the slider also upwards move thereupon, the slider promotes corresponding two sets of trapezoidal fixture blocks, the spring begins to drive trapezoidal fixture block shrink after receiving pressure, it is no longer spacing to the slider to make trapezoidal fixture block, move to suitable position until the slider, the establishment of this mechanism can change the opening part size of sampling frame and the opening that seals the sampling frame, can carry out the option channel to different use scenes, and then accomplish sampling work.

Drawings

FIG. 1 is a schematic view of the basic structure of the present invention;

FIG. 2 is a top plan view of a sampling cartridge of the present invention;

FIG. 3 is a schematic view of the supporting mechanism of the present invention;

fig. 4 is a schematic structural view of the sampling mechanism of the present invention;

fig. 5 is a cross-sectional view of the sampling mechanism of the present invention;

fig. 6 is an enlarged view of a result of fig. 5 according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-6, the utility model provides a multichannel air sampling device, including supporting mechanism 1 and sampling cylinder 2 that sets up above supporting mechanism 1, the back intercommunication of sampling cylinder 2 has exhaust tube 3, the inside of exhaust tube 3 is equipped with air exhauster 4, the front intercommunication of sampling cylinder 2 has multiunit sampling mechanism 5, sampling mechanism 5 includes sampling frame 501, the front left and right sides of sampling frame 501 has both vertically seted up spout 502, the inside sliding connection of spout 502 has slider 503, the front fixedly connected with closing plate 504 of slider 503, the back of closing plate 504 is connected with the front laminating of sampling frame 501, slider 503 is ladder type structure, draw-in groove 505 has all been seted up to the left inner wall and the right inner wall of spout 502, the inner wall of two sets of draw-in grooves 505 all fixedly connected with spring 506, the other end of two sets of spring 506 all fixedly connected with the ladder type fixture block 507 with slider 503 phase-match; aiming at different use scenes, the sealing plate 504 can be pushed upwards, the sliding block 503 also moves upwards, the sliding block 503 pushes the two corresponding groups of ladder-shaped clamping blocks 507, the spring 506 starts to drive the ladder-shaped clamping blocks 507 to contract after being stressed, the ladder-shaped clamping blocks 507 do not limit the sliding block 503 any more until the sliding block 503 moves to a proper position, the size of the opening of the sampling frame 501 and the opening of the closed sampling frame 501 can be changed by the mechanism, channels can be selected according to different use scenes, and then sampling work is completed.

The supporting mechanism 1 comprises a supporting table 101, a placing groove 102 is formed in the center of the top of the supporting table 101, a motor 103 is fixedly connected inside the placing groove 102, a connecting plate 104 is fixedly connected to the top of the motor 103, and the sampling mechanism 5 is arranged above the connecting plate 104; the sample cartridge 2 is rotated by activating the motor 103 to rotate the connecting plate 104, so that the sample plate is collected more comprehensively.

The two sides of the top of the connecting plate 104 are fixedly connected with fixing plates 105, threaded holes 106 are formed in the two groups of fixing plates 105, fixing bolts 107 are connected to the insides of the two groups of threaded holes 106 in a threaded manner, the other ends of the two groups of fixing bolts 107 are rotatably connected with limiting plates 108 through rotating pieces, the two groups of limiting plates 108 correspond to each other, and the bottoms of the limiting plates 108 are attached to the connecting plate 104; at first place cartridge 2 in the top of connecting plate 104, then twist fixing bolt 107 in the screw hole 106, make two sets of fixed plates 105 be close to each other to carry out spacing fixed to cartridge 2, the dismouting that this mechanism of establishhing made cartridge 2 is more convenient, the maintenance in the later stage of being convenient for.

The sealing plate 504 is fixedly connected with a sealing frame 508, and the interior of the sealing frame 508 is respectively connected with the top, the left side and the right side of the sampling frame 501 in an attaching manner; the sealing plate 504 has better sealing effect on the opening of the sampling frame 501 due to the establishment of the sealing frame 508.

The working principle is as follows: firstly, a sampling cylinder 2 is placed above a connecting plate 104, then fixing bolts 107 in threaded holes 106 are screwed, so that two groups of fixing plates 105 are close to each other, and therefore the sampling cylinder 2 is limited and fixed, the establishment of the mechanism enables the sampling cylinder 2 to be more convenient to disassemble and assemble, later maintenance is facilitated, an exhaust fan 4 is started, air passes through a sampling mechanism 5 and then is discharged into detection equipment through an exhaust pipe 3 for detection, and according to different use scenes, a sealing plate 504 can be pushed upwards, a sliding block 503 also moves upwards along with the sliding block, the sliding block 503 pushes two corresponding groups of ladder-shaped clamping blocks 507, a spring 506 starts to drive the ladder-shaped clamping blocks 507 to contract after being pressed, so that the ladder-shaped clamping blocks 507 do not limit the sliding block 503 any more until the sliding block 503 moves to a proper position, the establishment of the mechanism can change the size of an opening of a sampling frame 501 and close the opening of the sampling frame 501, channels can be selected according to different use scenes, and sampling work is completed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multichannel air sampling device, includes supporting mechanism (1) and sets up cartridge (2) in supporting mechanism (1) top, its characterized in that: the back intercommunication of cartridge (2) has exhaust tube (3), the inside of exhaust tube (3) is equipped with air exhauster (4), the front intercommunication of cartridge (2) has multiunit sampling mechanism (5), sampling mechanism (5) are including sampling frame (501), equal vertical spout (502) of having seted up in the front left and right sides of sampling frame (501), the inside sliding connection of spout (502) has slider (503), the positive fixedly connected with closing plate (504) of slider (503), the back of closing plate (504) is connected with the front laminating of sampling frame (501).

2. A multichannel air sampling device as recited in claim 1, wherein: the sliding block (503) is of a ladder-shaped structure, clamping grooves (505) are formed in the left inner wall and the right inner wall of the sliding groove (502), two groups of springs (506) are fixedly connected to the inner walls of the clamping grooves (505), and ladder-shaped clamping blocks (507) matched with the sliding block (503) are fixedly connected to the other ends of the two groups of springs (506).

3. A multichannel air sampling device according to claim 1, wherein: the supporting mechanism (1) comprises a supporting table (101), a placing groove (102) is formed in the center of the top of the supporting table (101), a motor (103) is fixedly connected to the inside of the placing groove (102), a connecting plate (104) is fixedly connected to the top of the motor (103), and the sampling mechanism (5) is arranged above the connecting plate (104).

4. A multi-channel air sampling assembly as recited in claim 3, wherein: the equal fixedly connected with fixed plate (105) in both sides at connecting plate (104) top, it is two sets of all set up threaded hole (106) on fixed plate (105), it is two sets of the equal threaded connection in inside of screw hole (106) has fixing bolt (107), and is two sets of the other end of fixing bolt (107) all rotates through rotating and is connected with limiting plate (108), and is two sets of limiting plate (108) are corresponding, the bottom and the connecting plate (104) laminating of limiting plate (108).

5. A multichannel air sampling device as recited in claim 1, wherein: fixedly connected with sealed frame (508) on sealing plate (504), the inside of sealed frame (508) is connected with the top, left side and the right side laminating of sampling frame (501) respectively.