Dust Samplers for Environmental Monitoring

Abstract

The utility model discloses a dust sampler for environmental monitoring, including a rotating assembly, which is rotatably installed in a rotating groove provided on the side of the dust sampler body, and a plurality of connecting grooves are arranged in parallel and at intervals on the rotating disk of the rotating assembly, and corresponding sampling boxes are installed in each of the connecting grooves, so that the sampling boxes can be rotated and replaced when the dust sampler body is not closed. By providing a rotating groove on the dust sampler body and installing a rotating assembly in the rotating groove, the rotating disk on the rotating assembly is rotatably installed on the dust sampler body through a bearing, so that the sampling personnel can rotate the rotating disk to convert and replace the sampling box screwed in the connecting groove of the rotating disk, replacing the original single sampling box setting, so that the dust sampler can continuously perform dust sampling on the monitoring environment.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental monitoring equipment, in particular to a dust sampler used for environmental monitoring. Background Art

[0002] With the development of the times, environmental pollution is becoming increasingly serious. Existing environmental pollution includes water pollution, domestic waste pollution, automobile exhaust pollution, acid gas pollution and dust pollution. With the advancement of industrialization, dust pollution is becoming more and more serious. And dust pollution directly threatens people's lives, especially in a dust-polluted environment, which can cause a variety of cardiovascular and respiratory diseases. Dust pollution has the greatest impact on the elderly and children, and too much dust can easily breed bacteria and viruses, which is extremely detrimental to physical health and can also cause great harm to skin health.

[0003] The existing dust sampler (a dust sampler for environmental monitoring with application number 201720505576.2) can only collect one dust sample at a time, and the filter box needs to be manually replaced before the next sample can be collected. It cannot continuously collect multiple samples of dust in the monitoring environment, which affects the dust collection efficiency of the dust sampler in the monitoring environment. Utility Model Content

[0004] In view of the above-mentioned defects or shortcomings in the prior art, it is expected to provide a dust sampler for environmental monitoring to solve the technical problem that the existing sampler can only collect one dust sample at a time, the filter box needs to be manually replaced before the next sample can be collected, and multiple samples of dust in the monitored environment cannot be collected continuously, affecting the dust sampler's dust collection efficiency in the monitored environment.

[0005] According to the technical solution provided in the embodiment of the present application, the dust sampler for environmental monitoring includes a rotating assembly, which is rotatably installed in a rotating groove arranged on the side of the dust sampler body, and a plurality of connecting grooves are arranged in parallel and at intervals on the rotating disk of the rotating assembly, and corresponding sampling boxes are installed in each of the connecting grooves, so that the dust sampler body can be rotated to replace the sampling box without being closed;

[0006] Two adjustment components are arranged inside the dust sampler body and are arranged in parallel and correspondingly at the front and rear sides of the connection slot opening, so that the adjustment components can perform a sealing connection with the connection slot opening.

[0007] Furthermore, the rotating assembly includes the turntable and several positioning mechanisms, and the several positioning mechanisms are installed in parallel and at intervals in corresponding positioning grooves on the turntable, so that when the turntable rotates, the positioning blocks on the positioning mechanisms abut against the linkage buttons on the dust sampler body, so that the turntable is positioned during the rotation.

[0008] Furthermore, the positioning mechanism includes a positioning block and an elastic member, the positioning block is a rectangular structure, and the positioning block is movably installed in the positioning groove, and the elastic member is also installed in the positioning groove, the elastic member is a metal spring, and the bottom of the positioning block abuts against the elastic member.

[0009] Furthermore, a connecting shaft is fixedly connected to the middle position of the turntable, and corresponding bearings are movably installed at both ends of the connecting shaft, so that the turntable can be movably installed in the rotating groove on the dust sampler body.

[0010] Furthermore, the sampling box is composed of a box body and an abutment plate, the abutment plate is snap-connected to the box body, and a number of filter holes are evenly arranged on the abutment plate for containing filter paper, and the box body is screwed to the connecting groove through a screw mouth.

[0011] Furthermore, the adjustment component includes a telescopic driving member, a fixed plate and a sealing ring, the sealing ring is snap-connected to the front end of the fixed plate, and the sealing ring and the fixed plate are both annular structures, the other end of the fixed plate is fixedly connected to the air pipe, and a plurality of sliders are also provided on the side of the fixed plate, the sliders located on the side are fixedly connected to the output end of the telescopic driving member, so that the telescopic driving member drives the fixed plate to move along the horizontal position.

[0012] Furthermore, the air supply pipe on the regulating assembly located at the rear end of the connecting groove is fixedly connected to the air source machine installed in the dust sampler body.

[0013] Furthermore, an air inlet is also provided on the top of the dust sampler body, and an air inlet pipe is threadedly connected to the air inlet so that air in the environment enters the interior of the dust sampler body from the air inlet pipe.

[0014] To sum up, the beneficial effects of the present application are as follows: by setting a rotating groove on the dust sampler body and installing a rotating component in the rotating groove, the turntable on the rotating component is rotatably installed on the dust sampler body through a bearing, so that the sampling personnel can rotate the turntable to convert and replace the sampling box screwed in the turntable connecting groove, replacing the original single sampling box setting, so that the dust sampler can continuously sample dust in the monitoring environment, thereby improving the dust sampler's sampling efficiency for dust in the ambient air, and a number of positioning mechanisms are set on the turntable, so that during the rotation of the turntable, the positioning block on the positioning mechanism abuts against the linkage button on the rotating groove, so that the linkage button controls the adjustment components set on both sides of the connecting groove to start, so that the telescopic driving member on the adjustment component is started, thereby pushing the fixed plate fixedly connected to the telescopic driving member to move in the horizontal direction, so that the rubber sealing ring fixedly connected to the front end of the fixed plate seals the two sides of the connecting groove, thereby improving the dust sampler's sampling efficiency for dust in the ambient air. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present application will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 This is a front view schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a rear view schematic diagram of the overall structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the front-view rotating assembly of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the rear-view rotating assembly of the utility model.

[0021] Numbers in the figure: rotating component -100, connecting groove -101, positioning groove -102, turntable -110, positioning mechanism -120, positioning block -121, elastic member -122, bearing -130, adjusting component -200, telescopic driving member -210, fixing plate -220, sealing ring -230, dust sampler body -300, sampling box -400, box body -410, abutment plate -420, air source machine -500, air inlet pipe -600. DETAILED DESCRIPTION

[0022] The present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for ease of description, only the parts related to the utility model are shown in the accompanying drawings.

[0023] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0024] The structure of the dust sampler used for environmental monitoring is as follows Figure 1-Figure 5 As shown, it includes a rotating component 100 and two adjusting components 200. The rotating component 100 is rotatably installed in a rotating groove set on the side of the dust sampler body 300, so that the turntable 110 on the rotating component 100 is rotatably installed in the rotating groove, and a plurality of connecting grooves 101 are arranged in parallel and at intervals on the turntable 110 of the rotating component 100. The connecting grooves 101 are conical structure grooves, and corresponding sampling boxes 400 are installed in each connecting groove 101, so that the dust sampler body 300 can be rotated to replace the sampling box 400 without closing; two adjusting components 200 are arranged inside the dust sampler body 300, and are arranged in parallel and correspondingly on the front and rear sides of the opening of the connecting groove 101, so that the adjusting component 200 can be sealed and connected to the opening 101 of the connecting groove.

[0025] When the dust sampler samples the dust in the monitored environment, the air source machine 500 on the dust sampler body 300 is started so that the negative pressure air source output by the air source machine 500 brings the air in the environment into the dust sampler body 300 from the air inlet pipe 600, and collects it in the sampling box 400 installed in the connecting groove 101 on the turntable 110. After the collection is completed, the sampling personnel rotates the turntable 110 to rotate the sampling box 400 installed in the connecting groove 101 of the turntable 110, and at the same time, the positioning mechanism 120 installed on the turntable 110 rotates to start the positioning block 121 on the positioning mechanism 120 and the linkage button installed in the rotating groove, so that the linkage button controls the electrically connected adjustment component 200 to start, so that the sealing ring 230 fixedly connected to the front end of the fixed plate 220 on the adjustment component 200 seals the connecting groove 101, so that the dust sampler body 300 can continuously sample the dust in the ambient air without being closed.

[0026] As a preferred embodiment, please refer to Figure 4 and Figure 5The rotating assembly 100 includes a turntable 110 and a plurality of positioning mechanisms 120. The plurality of positioning mechanisms 120 are installed in parallel and at intervals in corresponding positioning grooves 102 on the turntable 110, so that when the turntable 110 rotates, the positioning block 121 on the positioning mechanism 120 abuts against the linkage button set in the rotating groove on the dust sampler body 300, so that the linkage button of the electrically coupled adjustment assembly 200 controls the start of the adjustment assembly 200, and at the same time, the positioning mechanism 120 positions the turntable 110 during the rotation process.

[0027] As a preferred embodiment, please refer to Figure 4 The positioning mechanism 120 includes a positioning block 121 and an elastic member 122. The positioning block 121 is a rectangular structure and is movably installed in the positioning groove 102. The elastic member 122 is also installed in the positioning groove 102. The elastic member 122 is a metal spring. The bottom of the positioning block 121 abuts against the elastic member 122, so that when the positioning block 121 rotates in the rotating groove, the elastic member 122 is compressed without affecting the rotation of the turntable 110.

[0028] As a preferred embodiment, please refer to Figure 3 and Figure 4 A connecting shaft is fixedly connected to the middle of the turntable 110, and corresponding bearings 130 are movably installed at both ends of the connecting shaft, so that the turntable 110 can be movably installed in the rotating groove on the dust sampler body 300 through the bearings 130, so that the turntable 110 can rotate.

[0029] As a preferred embodiment, please refer to Figure 3 and Figure 4 The sampling box 400 is composed of a box body 410 and an abutment plate 420. The abutment plate 420 is connected to the box body 410, and a plurality of filter holes are evenly arranged on the abutment plate 420. The abutment plate 420 abuts against the filter paper, and a plurality of air inlet holes are arranged at the front end of the box body 410, so that the box body 410 is screwed to the connection groove 101 through the screw mouth, so that the sampling box 400 is fixedly installed in the turntable 110.

[0030] As a preferred embodiment, please refer to Figure 4 and Figure 5The adjustment component 200 includes a telescopic driving member 210, a fixed plate 220 and a sealing ring 230. The sealing ring 230 is snap-connected to the front end of the fixed plate 220, and the sealing ring 230 and the fixed plate 220 are both annular structures, and the sealing ring 230 is made of rubber. The other end of the fixed plate 220 is fixedly connected to the air pipe, and a plurality of sliders are also provided on the side of the fixed plate 220. The sliders on the side are fixedly connected to the output end of the telescopic driving member 210, so that the telescopic driving member 210 drives the fixed plate 220 to move along the horizontal position, so that the sealing ring 230 connected to the front end of the fixed plate 220 seals the opening of the connecting groove 101.

[0031] As a preferred embodiment, please refer to Figure 4 and Figure 5 The air supply pipe on the adjusting component 200 located at the rear end of the connecting groove 101 is fixedly connected to the air source machine 500 installed in the dust sampler body 300, so that the negative pressure air source output by the air source machine 500 after starting up will suck the ambient air into the dust sampler body 300, so that the dust in the air can be collected in the sampling box 400.

[0032] As a preferred embodiment, please refer to Figure 1 and Figure 2 An air inlet is also provided on the top of the dust sampler body 300 , and the air inlet pipe 600 is threadedly connected to the air inlet so that air in the environment enters the dust sampler body 300 from the air inlet pipe 600 and is collected in the collection box 400 .

[0033] The working principle of the utility model is:

[0034] When the dust sampler samples the dust in the monitoring environment, the air source machine 500 on the dust sampler body 300 is started, so that the negative pressure air source output by the air source machine 500 brings the air in the environment into the dust sampler body 300 from the air inlet pipe, and collects it in the sampling box 400 installed in the connecting groove 101 on the turntable 110. After the collection is completed, the sampling personnel rotates the turntable 110 to rotate the sampling box 400 installed on the connecting groove 101 of the turntable 110, and at the same time, the positioning mechanism 120 installed on the turntable 110 rotates to make the positioning mechanism 12 0 is started with the linkage button installed in the rotating groove, so that the linkage button controls the electrically connected adjustment component 200 to start, so that the telescopic driving member 210 on the adjustment component 200 is started, so that the telescopic driving member 210 drives the fixed plate 220 to move along the horizontal position, so that the sealing ring 230 fixedly connected to the front end of the fixed plate 220 seals the opening of the connecting groove 101, so that the dust sampler body 300 can continuously sample the dust in the ambient air without closing, thereby improving the sampling efficiency of the dust sampler for dust in the ambient air.

[0035] The above description is only an explanation of the preferred embodiments of the present application and the technical principles and other schemes used. At the same time, the scope of the utility model involved in the present application is not limited to the technical scheme formed by a specific combination of the above technical features, but also includes other technical schemes formed by any combination of the above technical features or their equivalent features without departing from the concept of the utility model. For example, the above features are replaced with the technical features with similar functions disclosed in the present application (but not limited to) to form a technical scheme.

Claims

1. A dust sampler for environmental monitoring, characterized by: The invention comprises a rotating assembly (100) which is rotatably mounted in a rotating groove arranged on the side of a dust sampler body (300); a plurality of connecting grooves (101) are arranged in parallel and at intervals on a rotating disk (110) of the rotating assembly (100); a corresponding sampling box (400) is installed in each of the connecting grooves (101), so that the dust sampler body (300) can be rotated to replace the sampling box (400) when the dust sampler body (300) is not closed; Two adjustment components (200) are arranged inside the dust sampler body (300) and are arranged in parallel and correspondingly at the front and rear sides of the opening of the connection groove (101), so that the adjustment components (200) can be sealed and connected to the opening of the connection groove (101).

2. The dust sampler for environmental monitoring according to claim 1 is characterized in that: The rotating assembly (100) comprises the turntable (110) and a plurality of positioning mechanisms (120), wherein the plurality of positioning mechanisms (120) are installed in parallel and at intervals in corresponding positioning grooves (102) on the turntable (110), so that when the turntable (110) rotates, the positioning block (121) on the positioning mechanism (120) abuts against the linkage button provided on the dust sampler body (300), so that the turntable (110) is positioned during the rotation process.

3. The dust sampler for environmental monitoring according to claim 2 is characterized in that: The positioning mechanism (120) comprises a positioning block (121) and an elastic member (122); the positioning block (121) is a rectangular structure, and the positioning block (121) is movably installed in the positioning groove (102); the elastic member (122) is also installed in the positioning groove (102); the elastic member (122) is a spring made of a metal material, and the bottom of the positioning block (121) is in contact with the elastic member (122).

4. The dust sampler for environmental monitoring according to claim 2 is characterized in that: The middle position of the turntable (110) is also fixedly connected to a connecting shaft, and corresponding bearings (130) are movably installed at both ends of the connecting shaft, so that the turntable (110) can be movably installed in the rotating groove on the dust sampler body (300).

5. The dust sampler for environmental monitoring according to claim 1 is characterized in that: The sampling box (400) is composed of a box body (410) and an abutment plate (420), wherein the abutment plate (420) is snap-connected to the box body (410), and a plurality of filter holes are evenly arranged on the abutment plate (420) for containing filter paper, and the box body (410) is screwed to the connecting groove (101) through a screw thread.

6. The dust sampler for environmental monitoring according to claim 1 is characterized in that: The adjustment assembly (200) comprises a telescopic driving member (210), a fixed plate (220) and a sealing ring (230); the sealing ring (230) is snap-connected to the front end of the fixed plate (220); the sealing ring (230) and the fixed plate (220) are both annular structures; the other end of the fixed plate (220) is fixedly connected to an air pipe; a plurality of sliders are further provided on the side of the fixed plate (220); the sliders located on the side are fixedly connected to the output end of the telescopic driving member (210), so that the telescopic driving member (210) drives the fixed plate (220) to move along a horizontal position.

7. The dust sampler for environmental monitoring according to claim 1 is characterized in that: The air supply pipe on the regulating assembly (200) located at the rear end of the connecting groove (101) is fixedly connected to the air source machine (500) installed in the dust sampler body (300).

8. The dust sampler for environmental monitoring according to claim 1 is characterized in that: An air inlet is also provided at the top of the dust sampler body (300), and an air inlet pipe (600) is screwed to the air inlet so that air in the environment can enter the interior of the dust sampler body (300) from the air inlet pipe (600).

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