CN215727527U

CN215727527U - Ventilation and collection device of atmospheric particulate matter detection equipment

Info

Publication number: CN215727527U
Application number: CN202122038583.5U
Authority: CN
Inventors: 曲训帅; 张利; 戚聿明; 李心淳; 王守双; 陈肖
Original assignee: Qingdao Sentian Environmental Technology Co ltd
Current assignee: Qingdao Sentian Environmental Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-01
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a ventilation collecting device of atmospheric particulate matter detection equipment, which comprises a tripod, wherein the lower surface of the tripod is movably connected with the upper surface of a wear-resistant pad through a pin shaft, positioning sleeves are respectively sleeved on the tripod, the inner sides of the positioning sleeves are respectively and movably connected with the lower ends of supporting rods through connecting rods, the upper surface of each supporting rod is fixedly connected with a mounting seat through a bolt, and the upper surface of each mounting seat is fixedly connected with the lower surface of the detection equipment through a bolt. This atmospheric particulates check out test set's ventilation collection device, the collection pump is breathed in to the air around the collection mouth, inhales the detection case with the air, increases the capture probability of particulate matter through the mode of increase airflow, has improved detection efficiency, sets up the through-hole of slope on the deep bead respectively, prevents that the collection pump from breathing in and leading to the air current to cause relative air current at collection pipeline opening part, has guaranteed the inspiratory stability of collection pump, and the cover that keeps out the wind simultaneously has enlarged detection range, has improved the practicality.

Description

Ventilation and collection device of atmospheric particulate matter detection equipment

Technical Field

The utility model relates to the technical field of particle detection, in particular to a ventilation and collection device of atmospheric particle detection equipment.

Background

With the continuous development of industry, the human living environment is continuously damaged, wherein the air pollution situation is severe, and the condition of the haze weather is more and more. Because the air contains various particulate matters, part of fine particulate matters such as PM10, PM2.5, TSP and the like with various particle sizes can enter a human body through a respiratory system of the human body, which is extremely harmful to the human body, the air quality is usually detected by adopting atmospheric particulate matter detection equipment, however, the air quality detection equipment still has the following problems in practical use:

1. part of air particle detection equipment is inconvenient to move, air quality at a certain position is fixedly detected, and the use flexibility is not high;

2. the atmospheric particulate detection equipment is used for detecting ambient air, a ventilation and collection device is not installed, the detection range is narrow under the condition of no wind, and the detection precision is low;

3. the detection environment is limited, and in a humid environment, moisture in the air and particulate matter are mixed, and the particulate matter is difficult to detect.

In view of these drawbacks, it is necessary to design a ventilation and collection device for an atmospheric particulate matter detection apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation collecting device of atmospheric particulate matter detection equipment, wherein a collecting pump sucks air around a collecting port to suck the air into a detection box, the capturing probability of particulate matters is increased by increasing the air flow, the detection efficiency is improved, inclined through holes are respectively formed in wind shields to prevent the air flow caused by the air suction of the collecting pump from causing relative air flow at the opening of a collecting pipeline, the air suction stability of the collecting pump is ensured, meanwhile, the detection range is expanded by a wind shield sleeve, the practicability is improved, and the problems in the prior art can be solved.

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

a ventilation collecting device of atmospheric particulate detection equipment comprises a tripod, wherein the lower surface of the tripod is movably connected with the upper surface of a wear-resistant pad through a pin shaft, the tripod is respectively sleeved with a positioning sleeve, the inner side of the positioning sleeve is respectively movably connected with the lower end of a supporting rod through a connecting rod, the upper surface of the supporting rod is fixedly connected with a mounting seat through a bolt, and the upper surface of the mounting seat is fixedly connected with the lower surface of the detection device through a bolt;

detection device includes shell body, detection case, collection pump and dehumidification case, installs detection case, collection pump and dehumidification case in the shell body respectively, and display screen, equipment switch, adjustment button and flowmeter are installed respectively to the shell body surface, and shell body lower surface is respectively through bolt and base fixed connection all around, and pilot lamp and handle are installed respectively to the shell body upper surface, and shell body one side is provided with collects the mouth.

Preferably, the outer wall of the collecting port is provided with an external thread, and the collecting port is meshed with the threaded cover through the external thread.

Preferably, a collecting pipeline is installed on one side of the collecting pump, a connecting pipeline is installed on the other side of the collecting pump, and the connecting pipeline is fixedly connected with one end of the dehumidifying box.

Preferably, the two ends of the lower surface of the dehumidification tank are respectively provided with a water outlet pipe, and the lower end of the water outlet pipe is fixedly connected with the buckles on the two sides of the upper surface of the water collection tank respectively.

Preferably, an air inlet pipe is installed at the other end of the dehumidification box, the air inlet pipe is fixedly connected with one side of the upper end of the detection box, an air outlet pipe is arranged on one side of the detection box, and signal output interfaces are respectively arranged on the lower surface of the detection box.

Preferably, the collecting pipeline is arranged on the inner side of the collecting port, the outer side of the collecting pipeline is connected with one end of the wind shielding sleeve in a nested mode, an opening in the outer side of the wind shielding sleeve is horn-shaped, and the inner side of the wind shielding sleeve is fixedly connected with the wind shield through a bolt.

Preferably, a maintenance door is installed on one side of the outer shell and is connected with the lower end of one side of the outer shell in an opening and closing mode through a hinge.

Compared with the prior art, the utility model has the following beneficial effects:

1. this atmospheric particulates check out test set's ventilation collection device detects the particulate matter in the atmosphere through the detection case, and the display screen digital display testing result makes things convenient for the record data, and overall structure is compact, and convenient the removal uses in a flexible way, and the use of cooperation tripod has enlarged application scope.

2. This atmosphere granule thing check out test set's ventilation collection device when not using, collects the mouth through the screw cap protection, falls into the dust when avoiding placing to lead the detection when using inaccurate.

3. This atmospheric particulates check out test set's ventilation collection device, the collection pump is breathed in to the air around collecting the mouth, inhales the detection case with the air, increases the capture probability of particulate matter through the mode of increase air flow, has improved detection efficiency.

4. This atmospheric particulates check out test set's ventilation collection device, through the moisture in the dehumidification case filtered air, the rivers inflow header tank after the filtration are deposited, and the periodic replacement header tank avoids the accuracy that air humidity influences the testing result.

5. This atmospheric particulates check out test set's ventilation collection device sets up the through-hole of slope on the deep bead respectively, prevents that the collection pump from breathing in and leading to the air current to cause relative air current at the collection pipeline opening part, has guaranteed the inspiratory stability of collection pump, and the cover that keeps out the wind simultaneously has enlarged measuring range, has improved the practicality.

Drawings

FIG. 1 is an elevational view of the overall construction of the present invention;

FIG. 2 is a front view of the detecting device of the present invention;

FIG. 3 is a sectional view of the detecting device of the present invention;

fig. 4 is a partial structural sectional view of the present invention.

In the figure: 1. a tripod; 11. a wear pad; 12. a positioning sleeve; 2. a support bar; 21. a mounting seat; 3. a detection device; 31. an outer housing; 311. a display screen; 312. a device switch; 313. an adjustment button; 314. a flow meter; 315. a base; 316. an indicator light; 317. a handle; 318. a collection port; 32. a detection box; 321. an air outlet pipe; 33. a collection pump; 331. a collection pipe; 332. connecting a pipeline; 333. a wind shield sleeve; 334. a wind deflector; 34. a dehumidification box; 341. a water outlet pipe; 342. a water collection tank; 343. an air inlet pipe.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a ventilation collecting device of an atmospheric particulate detecting apparatus comprises a tripod 1, a lower surface of the tripod 1 is movably connected with an upper surface of a wear pad 11 by a pin, the tripod 1 is sleeved with a positioning sleeve 12, an inner side of the positioning sleeve 12 is movably connected with a lower end of a support rod 2 by a connecting rod, an upper surface of the support rod 2 is fixedly connected with a mounting seat 21 by a bolt, an upper surface of the mounting seat 21 is fixedly connected with a lower surface of a detecting device 3 by a bolt, the detecting device 3 comprises an outer shell 31, a detecting box 32, a collecting pump 33 and a dehumidifying box 34, a maintenance door is installed at one side of the outer shell 31, the maintenance door is connected with a lower end of one side of the outer shell 31 by a hinge to facilitate maintenance of internal components, a water collecting box 342 is replaced, the detecting box 32, the collecting pump 33 and the dehumidifying box 34 are installed in the outer shell 31, a display screen 311 is installed on a surface of the outer shell 31, The device switch 312, the adjusting button 313 and the flowmeter 314, the periphery of the lower surface of the outer shell 31 is fixedly connected with the base 315 through bolts, the upper surface of the outer shell 31 is provided with an indicator light 316 and a handle 317, one side of the outer shell 31 is provided with a collecting port 318, the whole structure is compact, the movement is convenient, the use is flexible, the application range is enlarged by matching with the use of the tripod 1, the outer wall of the collecting port 318 is provided with external threads, the collecting port 318 is meshed with a threaded cover through the external threads, when the device is not used, the collecting port 318 is protected through the threaded cover, dust is prevented from falling when the device is placed, so that the detection during use is not accurate, one side of the collecting pump 33 is provided with a collecting pipeline 331, the other side of the collecting pump is provided with a connecting pipeline 332, the capturing probability of particles is increased by increasing the air flow, the detection efficiency is improved, the collecting pump 33 sucks air around the collecting port 318, air is sucked into the detection box 32, the connecting pipeline 332 is fixedly connected with one end of the dehumidification box 34, two ends of the lower surface of the dehumidification box 34 are respectively provided with a water outlet pipe 341, the lower end of the water outlet pipe 341 is respectively fixedly connected with two sides of the upper surface of the water collection box 342 in a buckling manner, water in the air is filtered by the dehumidification box 34 and flows into the water collection box 342 to be stored, the water collection box 342 is periodically replaced to avoid the influence of air humidity on the accuracy of a detection result, the other end of the dehumidification box 34 is provided with an air inlet pipe 343, the air inlet pipe 343 is fixedly connected with one side of the upper end of the detection box 32, one side of the detection box 32 is provided with an air outlet pipe 321, the lower surface of the detection box 32 is respectively provided with a signal output interface, particles in the atmosphere are detected by the detection box 32, the signal output interface is electrically connected with the display screen 311, the display screen 311 digitally displays the detection result and is convenient for recording data, the collection pipeline 331 is arranged inside the collection port 318, the outer side of the collection pipeline 331 is connected with one end of the wind shielding sleeve 333 in a nesting manner, the outer opening of the wind shielding sleeve 333 is horn-shaped, the inner side of the wind shielding sleeve 333 is fixedly connected with a wind shielding plate 334 through bolts, inclined through holes are formed in the wind shielding plate 334 respectively, the collection pump 33 is prevented from sucking air to cause relative air flow at the opening of the collection pipeline 331, the air sucking stability of the collection pump 33 is guaranteed, the detection range is expanded through the wind shielding sleeve 333, and the practicability is improved.

To sum up, the ventilation collection device of the atmospheric particulate matter detection equipment detects particulate matters in the atmosphere through the detection box 32, the display screen 311 digitally displays the detection result, data recording is convenient, the whole structure is compact, movement is convenient, use is flexible, the application range is enlarged by matching with the use of the tripod 1, when the device is not used, the collection port 318 is protected by the threaded cover to avoid dust falling into the collection port when the device is placed, so that detection is not accurate when the device is used, the collection pump 33 sucks air around the collection port 318 to suck the air into the detection box 32, the capture probability of the particulate matters is increased by increasing the air flow, the detection efficiency is improved, moisture in the air is filtered through the dehumidification box 34, the filtered water flows into the water collection box 342 to be stored, the water collection box 342 is periodically replaced, the influence of the air humidity on the accuracy of the detection result is avoided, inclined through holes are respectively arranged on the wind shield 334, prevent that collection pump 33 from breathing in and leading to the air current to cause relative air current at collection pipeline 331 opening part, guaranteed the inspiratory stability of collection pump 33, the windshield 333 has enlarged detection range simultaneously, has improved the practicality.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A ventilation collection device of atmospheric particulates check out test set, includes tripod (1), its characterized in that: the lower surface of the tripod (1) is movably connected with the upper surface of the wear pad (11) through a pin shaft, the tripod (1) is respectively sleeved with a positioning sleeve (12), the inner side of the positioning sleeve (12) is respectively movably connected with the lower end of the supporting rod (2) through a connecting rod, the upper surface of the supporting rod (2) is fixedly connected with the mounting seat (21) through a bolt, and the upper surface of the mounting seat (21) is fixedly connected with the lower surface of the detection device (3) through a bolt;

detection device (3) are including shell body (31), detection case (32), collection pump (33) and dehumidification case (34), install detection case (32) in shell body (31) respectively, collection pump (33) and dehumidification case (34), display screen (311) are installed respectively to shell body (31) surface, equipment switch (312), adjustment button (313) and flowmeter (314), shell body (31) lower surface is respectively through bolt and base (315) fixed connection all around, pilot lamp (316) and handle (317) are installed respectively to shell body (31) upper surface, shell body (31) one side is provided with collection mouth (318).

2. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 1, characterized in that: the outer wall of the collecting port (318) is provided with an external thread, and the collecting port (318) is meshed with the threaded cover through the external thread.

3. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 2, characterized in that: collecting pipe (331) is installed to collecting pump (33) one side, and connecting tube (332) is installed to the opposite side, and connecting tube (332) and dehumidification case (34) one end fixed connection.

4. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 3, characterized in that: and water outlet pipes (341) are respectively arranged at two ends of the lower surface of the dehumidification box (34), and the lower ends of the water outlet pipes (341) are respectively fixedly connected with two side buckles of the upper surface of the water collection box (342).

5. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 4, characterized in that: an air inlet pipe (343) is installed at the other end of the dehumidification box (34), the air inlet pipe (343) is fixedly connected with one side of the upper end of the detection box (32), an air outlet pipe (321) is arranged on one side of the detection box (32), and signal output interfaces are respectively arranged on the lower surface of the detection box (32).

6. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 5, characterized in that: the collecting pipeline (331) is installed on the inner side of the collecting port (318), the outer side of the collecting pipeline (331) is connected with one end of a wind shield sleeve (333) in an embedded mode, an opening in the outer side of the wind shield sleeve (333) is horn-shaped, and the inner side of the wind shield sleeve (333) is fixedly connected with a wind shield (334) through bolts.

7. The ventilation collection device of the atmospheric particulate matter detection apparatus according to claim 6, characterized in that: a maintenance door is installed on one side of the outer shell (31) and is connected with the lower end of one side of the outer shell (31) through a hinge in an opening and closing mode.