阅读说明：本技术 一种多向灰尘吸附式空气质量检测装置 (Multidirectional dust adsorption type air quality detection device ) 是由 不公告发明人 于 2021-06-30 设计创作，主要内容包括：本发明公开了一种多向灰尘吸附式空气质量检测装置,包括空气质量传感器和外部防护的安装壳体,所述安装壳体为圆柱形,且安装壳体的上下两端分别开设有进风口和出风口,所述安装壳体的顶部设置有风向板,所述进风口的内部均匀分布有进风格栅,且进风格栅的侧边贴合设置有鳞片状的活动叶板进行开合调整进风孔径,其次进风口和出风口的外侧均设置有过滤网,且安装壳体内气流由上至下依次通过进风口、空气质量传感器和出风口。该多向灰尘吸附式空气质量检测装置,通过风向板和活动叶板结构,可灵活随风调整多向进气,整体圆柱状结构还可以便于配合风向板活动带动清扫机构环绕清扫,方便装置的户外长时间使用。(The invention discloses a multidirectional dust adsorption type air quality detection device which comprises an air quality sensor and an external protection installation shell, wherein the installation shell is cylindrical, an air inlet and an air outlet are respectively formed in the upper end and the lower end of the installation shell, a wind direction plate is arranged at the top of the installation shell, an air inlet grille is uniformly distributed in the air inlet, the side edge of the air inlet grille is attached to a flap-shaped movable blade plate for opening and closing to adjust the air inlet aperture, filter screens are arranged on the outer sides of the air inlet and the air outlet, and air flow in the installation shell sequentially passes through the air inlet, the air quality sensor and the air outlet from top to bottom. This multidirectional dust absorption formula air quality detection device through wind vane and activity leaf plate structure, can adjust the multidirectional air of admitting air along with the wind in a flexible way, and whole cylindric structure can also be convenient for cooperate the wind vane activity to drive and clean the mechanism and encircle and clean, makes things convenient for the outdoor long-time use of device.)

1. The utility model provides a multidirectional dust absorption formula air quality detection device, includes the installation casing (2) of air quality sensor (1) and outside protection, its characterized in that:

the mounting shell (2) is cylindrical, and the upper end and the lower end of the mounting shell (2) are respectively provided with an air inlet (3) and an air outlet (4);

the whole air inlet (3) is of an equal-diameter annular structure arranged at the top end of a cylinder of the mounting shell (2), air inlet grids (5) are uniformly distributed in the air inlet (3), and the side edges of the air inlet grids (5) are attached with scale-shaped movable leaf plates (6) to be opened and closed to adjust the air inlet aperture;

meanwhile, the first two ends of the movable blade plate (6) are respectively provided with a movable shaft (7) and a magnetic suction block (8) for assisting opening and closing movement, and the outer side of the movable blade plate (6) is provided with a limiting movable block (9) in a fitting manner;

secondly, the outer sides of the air inlet (3) and the air outlet (4) are both provided with filter screens (10), an air suction type fan (11) is installed between the air inlet (3) and the air outlet (4), and airflow in the installation shell (2) sequentially passes through the air inlet (3), the air quality sensor (1) and the air outlet (4) from top to bottom.

2. The multi-directional dust adsorption type air quality detection device according to claim 1, wherein: a supporting and hanging rod (12) and a movable support (13) are arranged at the top of the mounting shell (2), the lower end of the supporting and hanging rod (12) is a rotating shaft end (121), and the movable support (13) forms a rotating structure at the outer side of the rotating shaft end (121);

meanwhile, a wind direction plate (14) is welded at the side end of the movable support (13), and the plate surface of the wind direction plate (14) and the rotating shaft of the movable support (13) are positioned on the same plane.

3. The multidirectional dust absorption type air quality detection device according to claim 2, wherein: a synchronous movable ring (15) is welded on the outer side of the movable support (13), the diameter of the synchronous movable ring (15) is equal to that of the upper surface of the mounting shell (2), and the wind direction plate (14) is located at the tail of the synchronous movable ring (15);

meanwhile, the left side and the right side of the synchronous movable ring (15) are respectively provided with a first magnetic block (16) and a second magnetic block (17), and the first magnetic block (16) and the second magnetic block (17) respectively form magnetic pole adsorption and magnetic pole repulsion to the adjacent magnetic blocks (8) above the sides of the magnetic blocks (8).

4. The multidirectional dust absorption type air quality detection device according to claim 2, wherein: the side lower extreme of movable support (13) still is provided with laminating brush strip (18), and laminating brush strip (18) laminate in annular filter screen (10) of air intake (3) department and keep sliding fit to the surface of filter screen (10) and the surface of installation casing (2) are parallel and level each other.

5. The multi-directional dust adsorption type air quality detection device according to claim 4, wherein: the lower end of the mounting shell (2) is connected with a lower shell (19), and a threaded connection section (20) is arranged between the lower shell (19) and the mounting shell (2);

meanwhile, a dust collecting groove (21) is formed in the lower shell (19), and the dust collecting groove (21) is annularly distributed below the annular filter screen (10) at the air inlet (3).

6. The multi-directional dust adsorption type air quality detection device according to claim 1, wherein: an adjusting sliding groove (22) is formed in the joint surface of the limiting movable block (9) and the top end of the mounting shell (2), and the adjusting sliding groove (22) is radially distributed on the outer side of the center of the top of the mounting shell (2) corresponding to the position of the movable blade plate (6);

meanwhile, the limiting movable block (9) forms a sliding structure in the adjusting sliding groove (22), and a limiting spring (23) is attached between the limiting movable block (9) and the side end of the adjusting sliding groove (22).

7. The multi-directional dust adsorption type air quality detection device according to claim 6, wherein: the side of spacing movable block (9) is connected with and connects cable (24), and the end connection of connecting cable (24) is in receipts reel (25) to receipts reel (25) constitute revolution mechanic in the top axis department of installation casing (2).

8. The multi-directional dust adsorption type air quality detection device according to claim 7, wherein: an adjusting knob (26) is attached to the side edge of the winding drum (25), and driving tooth grooves (27) are uniformly distributed on the side edge of the adjusting knob (26) and are kept meshed with the winding drum (25);

meanwhile, the adjusting knob (26) forms a lifting structure on the outer side of the mounting shell (2), a joint limit key (28) and a limit clamping groove (29) are respectively arranged on joint edges of the adjusting knob (26) and the mounting shell (2) to keep joint and positioning, and a support spring (30) is arranged between the adjusting knob (26) and the mounting shell (2) to keep elastic support.

Technical Field

The invention relates to the technical field related to air quality detection, in particular to a multidirectional dust adsorption type air quality detection device.

Background

Air quality testing mainly detects the analysis to a large amount of pollutants in the air, except floating dust particle, mainly detects air pollutants such as sulfur dioxide, nitric oxide and hydrocarbon, and when detecting the analysis to corresponding gas pollutant, a large amount of dust particle pollutants can cause adverse effect to gas detection on the contrary.

Most of the existing air quality detection devices are common plane air inlets, dust is easily attached to the air inlet of the air quality detection device and is not convenient to clean, and the air quality detection device is also a building air quality detection device with Chinese patent publication No. CN209894782U, dust attached to the detection module can be simply cleaned in a wind adsorption mode, but obviously, the device is only used for occasions with less indoor dust, and is influenced by wind direction and a large amount of dust carried in air flow in outdoor environment, particularly in some areas with much dust and wind, and is more unfavorable for stable work of the air quality detection module, and the air quality detection device is also a multi-directional air quality detection device with Chinese patent publication No. CN208398938U, air is sucked through a plurality of air inlets in different directions on the upper part of a shell, the accuracy of detecting the air quality of surrounding areas is improved, and the plurality of air inlets really help to maintain stable air intake detection, but it still lacks certain clearance mechanism and the safeguard measure who carries sand and dust in the face of wind-force, is unfavorable for the long-time stable detection of outdoor environment to use.

Aiming at the problems, the innovative design is carried out on the basis of the original air quality detection device.

Disclosure of Invention

The invention aims to provide a multidirectional dust adsorption type air quality detection device, which solves the problems that the air quality detection device in the background art is easy to be influenced by the adhesion of a large amount of dust to be normally detected, particularly the dust on the ground is easy to be taken up by outdoor windy weather, and a large amount of dust is easy to directly rush into an air inlet and is inconvenient to clean.

In order to achieve the purpose, the invention provides the following technical scheme: a multidirectional dust adsorption type air quality detection device comprises an air quality sensor and an external protection installation shell;

the mounting shell is cylindrical, and the upper end and the lower end of the mounting shell are respectively provided with an air inlet and an air outlet;

the whole air inlet is of an equal-diameter annular structure arranged at the top end of a cylindrical column of the mounting shell, air inlet grids are uniformly distributed in the air inlet, and the side edges of the air inlet grids are attached with scale-shaped movable leaf plates for opening and closing to adjust the air inlet aperture;

meanwhile, the two ends of the head of the movable blade plate are respectively provided with a movable shaft and a magnetic suction block for assisting opening and closing movement, and the outer side of the movable blade plate is provided with a limiting movable block in a fitting manner;

secondly the outside of air intake and air outlet all is provided with the filter screen, and installs the formula fan of breathing in between air intake and the air outlet to the air current loops through air intake, air quality sensor and air outlet from top to bottom in the installation casing.

Preferably, the top of the mounting shell is provided with a support hanger rod and a movable support, the lower end of the support hanger rod is a rotary shaft end, and the movable support forms a rotary structure at the outer side of the rotary shaft end;

meanwhile, the side end of the movable support is welded with a wind direction plate, and the surface of the wind direction plate and the rotating shaft of the movable support are located on the same plane.

By adopting the technical scheme, the rotating structure of the rotating shaft end can be matched with the action of the wind direction plate to perform synchronous adjustment along with the wind direction outside the mounting shell, and dust brought by the straight outdoor wind force when the device is used for air inlet is avoided.

Preferably, the outer side of the movable support is welded with a synchronous movable ring, the diameter of the synchronous movable ring is equal to that of the upper surface of the mounting shell, and the wind direction plate is positioned at the tail part of the synchronous movable ring;

meanwhile, the left side and the right side of the synchronous movable ring are respectively provided with a first magnetic block and a second magnetic block, and the first magnetic block and the second magnetic block respectively form magnetic pole adsorption and magnetic pole repulsion to adjacent magnetic blocks above the sides of the magnetic blocks.

By adopting the technical scheme, the magnetic control mechanism moving along with the movable support is formed, the magnetic suction block matched with the movable blade plate is arranged, the opening and closing of the movable blade plate can be flexibly adjusted along with the wind direction, and dust carried by wind power is prevented from directly invading by closing the movable blade plate at the windward position.

Preferably, the side lower extreme of movable support still is provided with the laminating brush strip, and the laminating brush strip laminating keeps the slip laminating in the annular filter screen of air intake department to the surface of filter screen and the mutual parallel and level of surface of installation casing.

By adopting the technical scheme, the movable support can rotate along with the wind, and meanwhile, the attachment brush strip is driven to synchronously clean the annular filter screen at the air inlet, so that the dust adhesion is reduced.

Preferably, the lower end of the mounting shell is connected with a lower shell, and a threaded connection section is arranged between the lower shell and the mounting shell;

meanwhile, a dust collecting groove is formed in the lower shell, and the dust collecting groove is annularly distributed below the annular filter screen at the air inlet.

By adopting the technical scheme, the dust collecting groove in the lower shell can collect dust swept down by the attached brush strip to a certain extent, and the dust is prevented from scattering nearby and being blown up again.

Preferably, the position of the top binding surface of the limiting movable block and the mounting shell is provided with an adjusting chute, and the adjusting chutes are radially distributed at the position corresponding to the movable blade plate outside the center of the top of the mounting shell;

meanwhile, the limiting movable block forms a sliding structure in the adjusting sliding groove, and a limiting spring is attached between the limiting movable block and the side end of the adjusting sliding groove.

By adopting the technical scheme, the movable range of the movable blade plate is limited to a certain extent by the adjustable limiting movable block, so that the size of the air inlet aperture is limited by adjustment.

Preferably, the side end of the limiting movable block is connected with a connecting inhaul cable, the tail end of the connecting inhaul cable is connected with the winding drum, and the winding drum forms a rotating structure at the central axis of the top of the mounting shell.

By adopting the technical scheme, the plurality of limiting movable blocks on the outer side can be synchronously driven to carry out synchronous adjustment through the winding drum.

Preferably, the side edge of the winding drum is provided with an adjusting knob in a fitting manner, and driving tooth grooves are uniformly distributed on the side edge of the adjusting knob and are kept meshed with the winding drum;

meanwhile, the adjusting knob forms a lifting structure at the outer side of the mounting shell, a laminating limit key and a limiting clamping groove are respectively arranged on the laminating edges of the adjusting knob and the mounting shell to keep laminating and positioning, and a supporting spring is arranged between the adjusting knob and the mounting shell to keep elastic support.

By adopting the technical scheme, the winding drum is controlled by the movable adjusting knob, the operation is convenient and flexible, and the structure of the attaching limit key and the limit clamping groove can be conveniently adjusted and limited.

Compared with the prior art, the invention has the beneficial effects that: the multi-directional dust adsorption type air quality detection device,

1. the wind direction plate structure is arranged to facilitate the adjustment of the device along with wind, and in the using process of the device, the wind direction plate, the movable support and the synchronous movable ring form a rotating structure through the rotating shaft end at the lower end of the supporting and hanging rod, so that the wind direction plate can drive the synchronous movable adjustment of the movable support and the synchronous movable ring along with the wind direction, and can directly drive the laminating brush strip to automatically clean the filter screen at the air inlet, and the dust collecting groove structure of the lower shell is matched to perform certain self-cleaning treatment on the adsorbed dust;

2. the movable louver structure is convenient to control air inlet, and the limiting movable block is correspondingly limited and adjusted, so that the movable louver structure is uniformly distributed outside the air inlet grille to form a detachable scale-type structure in the using process of the device, the air inlet aperture is convenient to adjust through different opening and closing angles of the movable louver, the air inlet direction is convenient to flexibly open and close, the limiting distance of the limiting movable block to the movable louver is adjusted in a mode that the winding drum pulls the connecting inhaul cable, and the device is convenient to flexibly adjust and use;

3. the synchronous movable ring department of adjusting along with the wind still is provided with first magnetic block and second magnetic block in step, the magnetic absorption piece of cooperation air inlet grid department activity acanthus leaf structure side carries out magnetic adsorption and repulsion adjustment, when making outdoor wind direction change, the synchronous activity through first magnetic block and second magnetic block directly influences inside activity acanthus leaf in the outside, the adjustment that opens and shuts of first magnetic block of synchro control activity acanthus leaf correspondence or second magnetic block direction, the air current that carries a large amount of dust when avoiding rising directly dashes to the region of admitting air, reduce the pressure that adsorbs the dust removal, be convenient for holding device's stable detection.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the movable blade of the present invention;

FIG. 4 is an enlarged view of the structure at b in FIG. 3 according to the present invention;

FIG. 5 is a schematic top view of the movable stand of the present invention;

FIG. 6 is a schematic top view of the take-up spool of the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 6 at c according to the present invention.

In the figure: 1. an air quality sensor; 2. installing a shell; 3. an air inlet; 4. an air outlet; 5. an air inlet grille; 6. a movable blade plate; 7. a movable shaft; 8. a magnetic block; 9. a limiting movable block; 10. a filter screen; 11. an air suction type fan; 12. a boom is supported; 121. rotating the shaft end; 13. a movable support; 14. a wind vane; 15. a synchronous movable ring; 16. a first magnetic block; 17. a second magnetic block; 18. pasting the brush strip; 19. a lower housing; 20. a threaded connection section; 21. a dust collecting groove; 22. adjusting the sliding chute; 23. a limiting spring; 24. connecting a pull rope; 25. winding the roll; 26. adjusting a knob; 27. a drive gullet; 28. fitting a limit key; 29. a limiting clamping groove; 30. supporting the spring.

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. 1-7, the present invention provides a technical solution: a multidirectional dust adsorption type air quality detection device comprises an air quality sensor 1 and an installation shell 2 with external protection; a supporting and hanging rod 12 and a movable support 13 are arranged at the top of the mounting shell 2, the lower end of the supporting and hanging rod 12 is a rotating shaft end 121, the movable support 13 forms a rotating structure at the outer side of the rotating shaft end 121, meanwhile, a wind vane 14 is welded at the side end of the movable support 13, and the plate surface of the wind vane 14 and the rotating shaft of the movable support 13 are positioned on the same plane, so that the movable support 13 can be synchronously adjusted along the wind direction at the outer side of the mounting shell 2 by the action of the wind vane 14 in cooperation with the rotating structure of the rotating shaft end 121;

referring to fig. 1, 3 and 5, the installation housing 2 is cylindrical, an air inlet 3 and an air outlet 4 are respectively formed at the upper end and the lower end of the installation housing 2, filter screens 10 are respectively arranged at the outer sides of the air inlet 3 and the air outlet 4, an air suction type fan 11 is installed between the air inlet 3 and the air outlet 4, air flow in the installation housing 2 sequentially passes through the air inlet 3, the air quality sensor 1 and the air outlet 4 from top to bottom, a fitting brush bar 18 is further arranged at the lower end of the side of the movable support 13, the fitting brush bar 18 is fitted to the annular filter screen 10 at the air inlet 3 in a sliding fit manner, the outer surface of the filter screen 10 is flush with the outer surface of the installation housing 2, the fitting brush bar 18 is driven to synchronously clean the annular filter screen 10 at the air inlet 3 while the movable support 13 rotates along with the wind, dust adhesion is reduced, the lower end of the installation housing 2 is connected with a lower housing 19, a threaded connection section 20 is arranged between the lower shell 19 and the mounting shell 2, meanwhile, a dust collecting groove 21 is formed in the lower shell 19, the dust collecting groove 21 is annularly distributed below the annular filter screen 10 at the air inlet 3, and the dust collecting groove 21 in the lower shell 19 can collect dust swept by the attaching brush strip 18 to a certain extent, so that the dust is prevented from scattering nearby and being blown up again;

referring to fig. 1-5, the whole air inlet 3 is an equal-diameter ring structure opened at the top end of the cylinder of the installation housing 2, the air inlet grille 5 is uniformly distributed in the air inlet 3, the side edge of the air inlet grille 5 is provided with a scaly movable blade 6 for opening and closing to adjust the air inlet aperture, the first two ends of the movable blade 6 are respectively provided with a movable shaft 7 and a magnetic block 8 for assisting the opening and closing movement, the outer side of the movable blade 6 is provided with a limit movable block 9, the outer side of the movable bracket 13 is welded with a synchronous movable ring 15, the diameter of the synchronous movable ring 15 is equal to the diameter of the upper surface of the installation housing 2, the wind direction plate 14 is positioned at the tail part of the synchronous movable ring 15, the left side and the right side of the synchronous movable ring 15 are respectively provided with a first magnetic block 16 and a second magnetic block 17, and the first magnetic block 16 and the second magnetic block 17 respectively form magnetic pole attraction and magnetic pole repulsion to the adjacent magnetic block 8 above the magnetic block 8, a magnetic control mechanism which moves along with the movable support 13 is formed, the magnetic control mechanism is matched with the arrangement of the magnetic suction block 8 of the movable blade 6, the opening and closing of the movable blade 6 can be flexibly adjusted along with the wind direction, and dust carried by wind power is prevented from directly invading by closing the movable blade 6 at the windward part;

referring to fig. 1-2 and fig. 6-7, an adjusting chute 22 is disposed on the top end joint surface of the limiting movable block 9 and the mounting housing 2, the adjusting chute 22 is radially distributed at the position of the outer side of the top center of the mounting housing 2 corresponding to the movable vane 6, the limiting movable block 9 forms a sliding structure inside the adjusting chute 22, a limiting spring 23 is disposed between the limiting movable block 9 and the side end of the adjusting chute 22, the movable range of the movable vane 6 is limited by the adjustable limiting movable block 9, so as to adjust the size of the limiting air inlet aperture, the side end of the limiting movable block 9 is connected with a connecting cable 24, the end of the connecting cable 24 is connected to a winding drum 25, the winding drum 25 forms a rotating structure at the top central axis of the mounting housing 2, the plurality of limiting movable blocks 9 on the outer side can be synchronously driven by the winding drum 25 to perform synchronous adjustment, the side laminating of receipts reel 25 is provided with adjust knob 26, and adjust knob 26's side evenly distributed has drive tooth's socket 27 to keep meshing to connect in receipts reel 25, adjust knob 26 constitutes elevation structure in the outside of installation casing 2 simultaneously, and adjust knob 26 and the laminating limit of installation casing 2 are provided with laminating spacing key 28 and spacing draw-in groove 29 respectively and keep laminating the location, and be provided with supporting spring 30 between adjust knob 26 and the installation casing 2 and keep elastic support, use the adjust knob 26 control receipts reel 25 of activity, convenient nimble operation, the structure of laminating spacing key 28 and spacing draw-in groove 29 also can be convenient for adjust spacingly.

The working principle is as follows: when the multidirectional dust adsorption type air quality detection device is used, the whole device is hung and installed outdoors through the support hanging rod 12, power is supplied for use through an external power grid, in the using process of the device, air flow normally passes through the air quality sensor 1 in the installation shell 2 from top to bottom for normal detection, when wind blows outdoors, the wind direction drives the wind direction plate 14 and the movable support 13 to rotate along with the wind direction, the laminating brush strip 18 below the side of the movable support 13 is laminated on the surface of the filter screen 10 at the air inlet 3 for certain cleaning treatment, meanwhile, the first magnetic block 16 and the second magnetic block 17 at the synchronous movable ring 15 synchronously rotate, through the adsorption and repulsion action of the magnetic block 8 at the movable vane 6, the movable vane 6 on the windward side of the air inlet grille 5 is kept closed, the direct injection of dust-containing air flow is reduced, and meanwhile, the adjusting knob 26 can also synchronously drive the winding drum 25 through the meshing transmission of the driving tooth socket 27 to synchronously drive the winding drum 25 to pull the limiting movable block 9 to adjust and position the positioning through the downward pressing and rotating After the adjusting knob 26 is loosened, the adjusting knob 26 is kept clamped into the limiting clamping groove 29 under the supporting action of the supporting spring 30 and the limiting spring 23, the limiting movable block 9 keeps the movable limiting distance of the movable blade plate 6, and air inlet detection is flexibly controlled.

It is to be understood that the operational principles of the multi-directional dust adsorption type air quality detecting apparatus, not described in detail in this specification, are well known in the art, and although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.