CN214408261U

CN214408261U - Sample collection device for air monitoring

Info

Publication number: CN214408261U
Application number: CN202120098079.1U
Authority: CN
Inventors: 王敏玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-10-15
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a sample collection device for air monitering, which comprises a bracket, the top of support is provided with the intermediate position and is provided with the sample thief, the top intermediate position of sample thief is provided with strains the lid, support top one side is provided with the connecting rod, the one end that the support was kept away from to the connecting rod is provided with the monitoring station, the inside installation cavity that has seted up of monitoring station, the inside mounting panel that is provided with of installation cavity, the mounting panel top just is located the inside clamping mechanism that is provided with of monitoring station, support top opposite side is provided with the aspiration pump, and the aspiration pump is connected with the sample thief bottom, sample thief one side middle part position is provided with one-way accelerator, the one end that one-way accelerator kept away from the sample thief is provided with the gas collection bottle, and the gas collection bottle is located directly over the clamping mechanism. Has the advantages that: under one-way accelerator's effect, can flow into the gas collecting bottle with gas acceleration in, shorten the time of collecting, improve collection efficiency, one-way accelerator can also prevent gaseous refluence simultaneously, and then guarantees to collect the reliability.

Description

Sample collection device for air monitoring

Technical Field

The utility model relates to an air monitering technical field particularly, relates to a sample collection device for air monitering.

Background

Air monitoring refers to the fixed-point, continuous, or timed sampling and measurement of pollutants present in the air. In order to monitor air, a plurality of air monitoring points are generally set up in a city, automatic monitoring instruments are installed for continuous automatic monitoring, monitoring results are sent to a person to be retrieved periodically, and relevant data are analyzed and obtained. Items for air monitoring mainly include sulfur dioxide, nitric oxide, hydrocarbons, floating dust, and the like. Air monitoring is the basis for air quality control and reasonable evaluation of air quality.

Along with the rapid development of economy, the acceleration of industrialization process and the rapid increase of the number of motor vehicles in China in recent years, the atmospheric pollution, especially the pollution of microparticles (PM2.5) in China is more and more serious, and the serious influence is generated on the health of people and weather, but a gas collecting bottle of a collecting device lacks a stable protection mechanism, the gas collecting bottle can be changed when strong wind is encountered in the collecting process, the gas collecting bottle can possibly fall off, meanwhile, the collecting device lacks the collecting speed, and meanwhile, the microparticles (PM2.5) in the gas collecting bottle can be prevented from flowing back out of the gas collecting bottle.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a sample collection device for air monitering to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a sample collection device for air monitering, which comprises a bracket, the top of support is provided with the intermediate position and is provided with the sample thief, the top intermediate position of sample thief is provided with the filter cap, support top one side is provided with the connecting rod, the one end that the support was kept away from to the connecting rod is provided with the monitoring station, the inside installation cavity that has seted up of monitoring station, the inside mounting panel that is provided with of installation cavity, the mounting panel top just is located the inside clamping mechanism that is provided with of monitoring station, support top opposite side is provided with the aspiration pump, and the aspiration pump is connected with the sample thief bottom, sample thief one side middle part position is provided with one-way accelerator, one end that one-way accelerator kept away from the sample thief is provided with the gas collection bottle, and the gas collection bottle is located directly over the clamping mechanism.

Furthermore, in order to make the filter screen be a special filter screen, only the particulate matters with PM smaller than 2.5 can pass through, while the particulate matters larger than 2.5 are blocked outside, the filter cover is in a shape of a reversed dish, and the filter screen is arranged around the bottom end of the filter cover.

Further, in order to make under the output shaft effect of cylinder, can start the sliding block and remove, thereby can press from both sides tight fixedly with the gas collecting bottle, clamping mechanism is including setting up the cylinder that sets up in monitoring station bottom intermediate position, the output shaft top of cylinder is provided with the carriage release lever, the carriage release lever both ends all are provided with connecting rod one respectively, the one end that the carriage release lever was kept away from to connecting rod one is provided with connecting rod two, the one end that connecting rod one was kept away from to connecting rod two is provided with the turning block, and pass through fixed block swing joint between connecting rod two and the turning block, the turning block top is provided with the sliding block, and the bottom setting of sliding block is on the mounting panel.

Further, in order to make under the effect of stopper, the stopper plays the effect of a spacing protection to the sliding block, mounting panel top both sides just are located the inside stopper that all is provided with of monitoring station, and the stopper is located the sliding block outside.

Furthermore, in order to enable the one-way accelerator to accelerate the one-way flow of the gas and prevent the gas from flowing backwards, more PM2.5 is added into the gas collecting bottle, the one-way accelerator comprises an air inlet pipe and an air outlet pipe which are arranged at two ends, and L-shaped arc-shaped pipelines are arranged between the air inlet pipe and the air outlet pipe in a staggered mode.

Furthermore, in order to prevent the backflow of gas under the matching action of the L-shaped arc-shaped pipelines and the arc-shaped blocks, the arc-shaped blocks which are symmetrical to each other are arranged inside the L-shaped arc-shaped pipelines.

Further, for make the support possess better stability for the tripod, the gasket can play the effect of buffer protection simultaneously, and the support is the tripod, and the support bottom all is provided with the gasket.

The utility model has the advantages that:

1. under the action of the air pump, as long as air passes through, the air is immediately sucked into the sampler by the air pump which does not stop rotating for 24 hours all day, and then passes through the filter cover, particles with the diameter larger than 2.5 micrometers are blocked outside a door, particles with the diameter smaller than or equal to 2.5 micrometers are sucked into the air collecting bottle, and then PM2.5 can be screened out.

2. Under clamping mechanism's effect, can press from both sides tightly and protect the gas collection bottle, make it possess stronger stable effect, can press from both sides the gas collection bottle tightly, guaranteed the safety of gas collection bottle, reduced the harm that the gas collection bottle probably caused by the strong wind, and then practiced thrift the certain cost of maintenance of enterprise.

3. Under one-way accelerator's effect, can flow into the gas collecting bottle with gas acceleration in, shorten the time of collecting, improve collection efficiency, one-way accelerator can also prevent gaseous refluence simultaneously, and then guarantees to collect the reliability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sample collection device for air monitoring according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a clamping mechanism in a sample collection device for air monitoring according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a one-way accelerator in a sample collection device for air monitoring according to an embodiment of the present invention.

In the figure:

1. a support; 2. a sampler; 3. a filter cover; 301. filtering with a screen; 4. a connecting rod; 5. a monitoring station; 6. a mounting cavity; 7. mounting a plate; 8. a clamping mechanism; 801. a cylinder; 802. a travel bar; 803. a first connecting rod; 804. a second connecting rod; 805. rotating the block; 806. a fixed block; 807. a slider; 808. a limiting block; 9. an air pump; 10. a one-way accelerator; 1001. an air inlet pipe; 1002. an air outlet pipe; 1003. an L-shaped arc pipeline; 1004. an arc-shaped block; 11. a gas collection bottle; 12. and (7) a gasket.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a sample collection device for air monitering.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, the sample collecting device for air monitoring according to the embodiment of the present invention comprises a support 1, a sampler 2 is disposed at the middle position of the top end of the support 1, a filter cover 3 is disposed at the middle position of the top end of the sampler 2, a connecting rod 4 is disposed at one side of the top end of the support 1, a monitoring platform 5 is disposed at one end of the connecting rod 4 away from the support 1, an installation cavity 6 is disposed inside the monitoring platform 5, an installation plate 7 is disposed inside the installation cavity 6, a clamping mechanism 8 is disposed at the top end of the installation plate 7 and inside the monitoring platform 5, an air pump 9 is disposed at the other side of the top end of the support 1, the air pump 9 is connected with the bottom end of the sampler 2, a one-way accelerator 10 is disposed at the middle position of one side of the sampler 2, and a gas collecting bottle 11 is disposed at one end of the one-way accelerator 10 away from the sampler 2, and the gas collection bottle 11 is positioned right above the clamping mechanism 8.

By means of the technical scheme, under the action of the air suction pump 9, air is sucked into the sampler by the air suction pump which does not stop rotating for 24 hours all day long as the air passes through the air suction pump, then the air suction pump passes through the filter cover 3 to block particles with the diameter larger than 2.5 micrometers outside the door, and particles with the diameter smaller than or equal to 2.5 micrometers are sucked into the air collection bottle 11, and then PM2.5 is screened out in this way, and meanwhile, under the action of the clamping mechanism 8, the air collection bottle 11 can be clamped and protected, so that the air collection bottle has a stronger stabilizing effect.

In one embodiment, for the filter cover 3, the filter cover 3 is in the shape of an inverted dish, and the filter screen 301 is disposed around the bottom end of the filter cover 3, so that the filter screen 301 is a special filter screen, and only particles with PM less than 2.5 can pass through, while particles with PM greater than 2.5 are blocked.

In one embodiment, for the clamping mechanism 8, the clamping mechanism 8 includes a cylinder 801 disposed at the middle position of the bottom end of the monitoring platform 5, a moving rod 802 is disposed at the top end of an output shaft of the cylinder 801, two ends of the moving rod are respectively provided with a first connecting rod 803, one end of the first connecting rod 803, which is away from the moving rod 802, is provided with a second connecting rod 804, one end of the second connecting rod 804, which is away from the first connecting rod 803, is provided with a rotating block 805, the second connecting rod 804 and the rotating block 805 are movably connected through a fixing block 806, a sliding block 807 is disposed at the top end of the rotating block 805, and the bottom end of the sliding block 807 is disposed on the mounting plate 7, so that under the action of the output shaft of the cylinder 801, the sliding block 807 can be activated to move, and the gas collection bottle 11 can be clamped and fixed.

In an embodiment, for the above mounting plate 7, the two sides of the top end of the mounting plate 7 are provided with the limiting blocks 808 inside the monitoring station 5, and the limiting blocks 808 are located outside the sliding blocks 807, so that under the action of the limiting blocks 808, the limiting blocks 808 play a role in limiting and protecting the sliding blocks 807.

In one embodiment, for the above-mentioned one-way accelerator 10, the one-way accelerator 10 includes an air inlet pipe 1001 and an air outlet pipe 1002 arranged at two ends, and L-shaped arc-shaped pipes 1003 are arranged between the air inlet pipe 1001 and the air outlet pipe 1002 in a staggered manner, so that the one-way accelerator 10 can accelerate the one-way flow of the gas and can prevent the gas from flowing backwards, so that more PM2.5 is added into the interior of the gas collecting bottle 11.

In one embodiment, for the L-shaped arc-shaped conduit 1003, arc-shaped blocks 1004 which are symmetrical to each other are arranged inside the plurality of L-shaped arc-shaped conduits 1003, so that backflow of gas can be prevented under the cooperation of the L-shaped arc-shaped conduits 1003 and the arc-shaped blocks 1004.

In one embodiment, for the above-mentioned support 1, the support 1 is a tripod, and the bottom end of the support 1 is provided with the gasket 12, so that the support 1 has better stability for the tripod, and the gasket 12 can play a role in buffering and protecting.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, an operator firstly opens the air pump 9 to enable the air pump 9 to pump air, then sucks PM2.5 in the outside air from the filter screen 301 at the bottom end of the filter cover 3, then the air is collected in the air collection bottle 11 through the sampler 2 from the one-way accelerator 10, and simultaneously starts the air cylinder 801, the moving rod is driven to move upwards under the action of the output shaft of the air cylinder 801, so that the first connecting rod 803 is driven to move downwards, the second connecting rod 804 is driven to move upwards, the rotating block 805 is driven to move outwards, the sliding block 807 is driven to move outwards, the monitoring device is placed between the two sliding blocks 807, and then the operation is performed in the reverse direction, the air collection bottle 11 is fixed through the reverse motion of the output shaft of the air cylinder 801, and the air collection bottle 11 is protected.

In conclusion, with the above technical solution of the present invention, as long as air passes through the air pump 9, the air is immediately sucked into the sampler by the air pump which does not stop rotating for 24 hours all day long, and then passes through the filter cover 3, particles with a diameter larger than 2.5 micrometers are blocked outside the door, and particles with a diameter less than or equal to 2.5 micrometers are sucked into the gas collecting bottle 11, and then PM2.5 is screened out in this way, and at the same time, the gas collecting bottle 11 can be clamped and protected by the clamping mechanism 8, so that the gas collecting bottle 11 has a stronger stabilizing effect, and meanwhile, in the using process of the clamping mechanism 8, the gas collecting bottle 11 can be clamped, so as to ensure the safety of the gas collecting bottle 11, reduce the damage of the gas collecting bottle 11 which may be caused by strong wind, further save certain maintenance cost of an enterprise, and at the same time, under the action of the one-way accelerator 10, the gas can flow into the gas collecting bottle with higher speed, and the unidirectional accelerator 10 can prevent the reverse flow of air.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The sample collecting device for air monitoring is characterized by comprising a support (1), wherein a sampler (2) is arranged at the middle position of the top end of the support (1), a filter cover (3) is arranged at the middle position of the top end of the sampler (2), a connecting rod (4) is arranged on one side of the top end of the support (1), a monitoring platform (5) is arranged at one end, far away from the support (1), of the connecting rod (4), an installation cavity (6) is arranged inside the monitoring platform (5), an installation plate (7) is arranged inside the installation cavity (6), a clamping mechanism (8) is arranged inside the monitoring platform (5) at the top end of the installation plate (7) and is positioned at the top end of the support (1), an air suction pump (9) is arranged on the other side of the top end of the support (1), the air suction pump (9) is connected with the bottom end of the sampler (2), and a one-way accelerator (10) is arranged at the middle position of one side of the sampler (2), and a gas collecting bottle (11) is arranged at one end of the one-way accelerator (10) far away from the sampler (2), and the gas collecting bottle (11) is positioned right above the clamping mechanism (8).

2. The air monitoring sample collection device according to claim 1, wherein the filter cover (3) is in the shape of an inverted dish, and a filter screen (301) is arranged around the bottom end of the filter cover (3).

3. The sample collection device for air monitoring as claimed in claim 1, wherein the clamping mechanism (8) comprises a cylinder (801) disposed at a middle position of a bottom end of the monitoring platform (5), a moving rod (802) is disposed at a top end of an output shaft of the cylinder (801), a first connecting rod (803) is disposed at each end of the moving rod, a second connecting rod (804) is disposed at one end of the first connecting rod (803) away from the moving rod (802), a rotating block (805) is disposed at one end of the second connecting rod (804) away from the first connecting rod (803), the second connecting rod (804) and the rotating block (805) are movably connected through a fixed block (806), a sliding block (807) is disposed at a top end of the rotating block (805), and a bottom end of the sliding block (807) is disposed on the mounting plate (7).

4. The air monitoring sample collection device according to claim 3, wherein limiting blocks (808) are arranged on two sides of the top end of the mounting plate (7) and inside the monitoring platform (5), and the limiting blocks (808) are located on the outer sides of the sliding blocks (807).

5. The sample collection device for air monitoring as claimed in claim 1, wherein the one-way accelerator (10) comprises an air inlet pipe (1001) and an air outlet pipe (1002) which are arranged at two ends, and L-shaped arc-shaped pipelines (1003) are arranged between the air inlet pipe (1001) and the air outlet pipe (1002) in a staggered manner.

6. The sample collection device for air monitoring according to claim 5, wherein a plurality of the L-shaped arc-shaped pipelines (1003) are internally provided with arc-shaped blocks (1004) which are symmetrical with each other.

7. An air monitoring sample collection device according to claim 1, wherein the support (1) is a tripod and the bottom ends of the support (1) are each provided with a gasket (12).