CN108956401B - Air dust detection device easy to convert and detect filter screen - Google Patents
Air dust detection device easy to convert and detect filter screen Download PDFInfo
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- CN108956401B CN108956401B CN201810877793.3A CN201810877793A CN108956401B CN 108956401 B CN108956401 B CN 108956401B CN 201810877793 A CN201810877793 A CN 201810877793A CN 108956401 B CN108956401 B CN 108956401B
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- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 239000000428 dust Substances 0.000 title claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 238000013016 damping Methods 0.000 claims abstract description 8
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
- G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
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Abstract
The invention discloses an air dust detection device easy for conversion detection of a filter screen, which comprises an outer shell, wherein the left side and the right side of the outer shell are respectively provided with a containing groove, the containing grooves are connected with supporting legs through damping rotating shafts, the front side, the back side, the left side and the right side of the outer shell are respectively provided with an air inlet hole and a label hole, the front side of the outer shell is provided with a display, the upper surface of the outer shell is provided with a power switch, the upper surface of the outer shell is provided with a through groove, the through groove is connected with a conversion button through a compression spring, and the lower end of the conversion button is connected with. This air dust detection device of easily changing detection filter screen can be convenient for the staff and pass through the label and know, and at this moment, the mesh diameter of the filter screen that is in inlet opening department can be convenient for change the filter screen to in detect the dust of equidimension not, can be convenient for absorb the air of four sides, thereby be convenient for increase and detect the precision, be favorable to staff's analysis and use.
Description
Technical Field
The invention relates to the technical field of air dust detection, in particular to an air dust detection device with an easily-converted detection filter screen.
Background
The air dust detection device is equipment for detecting the amount of dust in air, and can facilitate workers to know the pollution degree of the environment, so that the workers can designate corresponding treatment measures.
But the filter screen that current air dust detection device is not convenient for change detection, this is because general detection device is when detecting the dust of equidimension not, often need change the filter screen of different mesh sizes to the device detects the dust of equidimension not, and the change mode of general detection device filter screen is more loaded down with trivial details, and the staff of not being convenient for uses.
Disclosure of Invention
The invention aims to provide an air dust detection device capable of easily converting and detecting a filter screen, so as to solve the problem that the filter screen is inconvenient to convert and detect in the conventional air dust detection device in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an air dust detection device easy to convert and detect a filter screen comprises an outer shell, wherein the left side and the right side of the outer shell are both provided with a containing groove, the storage groove is connected with the supporting legs through a damping rotating shaft, the front side, the rear side, the left side and the right side of the outer shell are provided with air inlet holes and label holes, and the front side surface of the outer shell is provided with a display, the upper surface of the outer shell is provided with a power switch, and the upper surface of the outer shell is provided with a through groove, the inside of the through groove is connected with a conversion button through a compression spring, the lower end of the conversion button is connected with a toothed bar, the toothed bar is connected on a shaft lever, the shaft lever is connected with the outer shell through a connecting frame, the shaft lever is connected with the filter screen through a label, an air duct is arranged inside the outer shell, and a detection device is arranged in the air duct, the detection device is connected with the groove through an air suction pump, and the groove is formed in the lower surface of the outer shell.
Preferably, the supporting feet are of a rotating structure, and the rotating angle of the supporting feet is 0-90 degrees.
Preferably, the filter net is provided with 3 sizes, and the aperture of the 3 sizes of meshes is divided into 2.5 μm, 10 μm and more than 10 μm.
Preferably, the lower end of the switching button is connected with the rack bar in a meshing manner, and 3 groups of same racks are arranged on the outer side of the rack bar at equal angles.
Preferably, the link adopts the mode that the bearing is connected to be connected with the axostylus axostyle, and the equidistance on the axostylus axostyle is provided with 3 labels to 3 labels correspond the filter screen of 3 different specifications respectively.
Preferably, the air duct is in a cross shape, the center of the air duct is communicated with the air suction pump, and the center of the air duct is provided with the detection device.
Compared with the prior art, the invention has the beneficial effects that: the air dust detection device easy to convert and detect the filter screen adopts the design of a damping rotating shaft, a containing groove, a label hole, a label, a conversion button, a rack bar, a shaft lever, an air duct and an air inlet hole, the design of the damping rotating shaft can facilitate the rotation of the supporting legs, thereby being convenient for the supporting legs to support the outer shell, the design of the accommodating groove can be convenient for accommodating the supporting legs, thereby being convenient for reducing the longitudinal height of the device, thereby being convenient for being carried by the staff, the design of the label hole and the label is convenient for the staff to know through the label, at the moment, the mesh diameter of the filter screen at the air inlet, the design of the switching button, the rack bar and the shaft lever can facilitate the switching of the filter screen, so as to be convenient for detect the dust of equidimension not, the design of wind channel and fresh air inlet can be convenient for absorb the air of the device four sides to be convenient for increase the detection precision of the device, be favorable to the staff to analyze and use.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged view of point A of FIG. 3 according to the present invention;
FIG. 5 is a schematic bottom view of the present invention.
In the figure: 1. an outer housing; 2. a damping rotating shaft; 3. supporting legs; 4. an air inlet hole; 5. a label hole; 6. a filter screen; 7. a label; 8. a receiving groove; 9. a display; 10. a power switch; 11. a switch button; 12. a compression spring; 13. a through groove; 14. a connecting frame; 15. a shaft lever; 16. an air duct; 17. a detection device; 18. a rack bar; 19. a groove; 20. an aspirator pump.
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. 1-5, the present invention provides a technical solution: an air dust detection device easy to convert and detect a filter screen comprises an outer shell 1, wherein the left side and the right side of the outer shell 1 are respectively provided with a containing groove 8, the containing grooves 8 are connected with supporting legs 3 through damping rotating shafts 2, the front side, the back side, the left side and the right side of the outer shell 1 are respectively provided with an air inlet 4 and a label hole 5, the front side of the outer shell 1 is provided with a display 9, the upper surface of the outer shell 1 is provided with a power switch 10, the upper surface of the outer shell 1 is provided with a through groove 13, the through groove 13 is connected with a conversion button 11 through a compression spring 12, the lower end of the conversion button 11 is connected with a toothed bar 18, the toothed bar 18 is connected with a shaft rod 15, the shaft rod 15 is connected with the outer shell 1 through a connecting frame 14, the shaft rod 15 is connected with the filter screen 6 through a label 7, the detection device 17 is connected with the groove 19 through a getter pump 20, and the groove 19 is disposed on the lower surface of the outer housing 1.
The supporting legs 3 are of a rotating structure, the rotating angle of the supporting legs 3 is 0-90 degrees, the device can be conveniently supported through the supporting legs 3, and therefore air after detection can be conveniently discharged from the groove 19.
The filter screen 6 is provided with 3 specifications, and the aperture of meshes of the 3 specifications is divided into 2.5 microns, 10 microns and more than 10 microns, so that the device can detect dust with different sizes conveniently.
The lower end of the switching button 11 is connected with the rack bar 18 in a meshing mode, and 3 groups of same racks are arranged on the outer side of the rack bar 18 at equal angles, so that the filter screen 6 at the air inlet hole 4 of the device can be switched conveniently by pressing the switching button 11.
Connecting frame 14 adopts the mode that the bearing is connected to be connected with axostylus axostyle 15, and the equidistance is provided with 3 labels 7 on the axostylus axostyle 15 to 3 labels 7 correspond the filter screen 6 of 3 different specifications respectively, can be convenient for the stable rotation of axostylus axostyle 15, and enable label 7 and its filter screen 6 that corresponds rotate simultaneously, thereby be convenient for change the filter screen 6 in different mesh apertures.
The air duct 16 is in a cross shape, the center of the air duct 16 is communicated with the air suction pump 20, and the center of the air duct 16 is provided with the detection device 17, so that the device can absorb air on all sides of the air duct, and the detection precision of the device can be improved, and the analysis of workers can be facilitated.
The working principle is as follows: when the air dust detection device easy to convert and detect the filter screen is used, firstly, the air dust detection device easy to convert and detect the filter screen is taken to a proper position, the supporting legs 3 are rotated by 90 degrees through the damping rotating shafts 2, so that the device can be supported on the ground through the supporting legs 3, then the power supply of the device is connected through a lead, the conversion button 11 is pressed according to the use requirement, as the lower end of the conversion button 11 is meshed and connected with the toothed bars 18, the toothed bars 18 are connected with the shaft lever 15, and the axes of the toothed bars 18 and the shaft lever 15 are superposed, the conversion button 11 is pressed down, the shaft lever 15 is driven to rotate, so that the labels 7 and the filter screens 6 are simultaneously rotated, and then the filter screens 6 to be used are rotated to the positions of the air inlet holes 4 (the conversion button 11 is pressed down, the filter screens 6 on the four sides in the outer shell 1 are simultaneously rotated, so that 4 filter screens 6 to be used are respectively rotated to the positions of the 4 air, meanwhile, the label 7 is transferred into the label hole 5 (the label 7 is marked with the mesh aperture of the filter screen 6 connected with the label 7, so the mesh aperture of the filter screen 6 at the position of the air inlet hole 4 can be known through the label 7 in the label hole 5, meanwhile, since the outer side of the rack bar 18 is equiangularly provided with 3 groups of same racks, after the switch button 11 is pressed down and the switch button 11 is rebounded by the compression spring 12, the filter screen 6 which needs to be used is still at the position of the air inlet hole 4), then the power supply of the display 9, the air suction pump 20 and the detection device 17 is turned on through the power switch 10 (the detection device 17 is composed of an induction probe and a gas flow meter, the detection device 17 is the existing device, the specific structure of which is not described in detail herein), after the air suction pump 20 works, the air inlet holes 4 on the four sides of the outer shell 1 generate suction force, and further sucks air carrying dust into, and detected by the detecting device 17, the detected data will be displayed on the display 9 (the display 9 is electrically connected with the detecting device 17, so that the display 9 can display the data detected by the detecting device 17), and then the air with dust is discharged out of the device through the groove 19 on the lower surface of the outer shell 1, which is not described in detail in the present specification and is well known in the prior art to those skilled in the art.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an easily change air dust detection device who detects filter screen, includes shell body (1), its characterized in that: the left side and the right side of the outer shell (1) are respectively provided with a containing groove (8), the containing grooves (8) are connected with the supporting legs (3) through damping rotating shafts (2), the front side, the rear side, the left side and the right side of the outer shell (1) are respectively provided with an air inlet hole (4) and a label hole (5), the front side of the outer shell (1) is provided with a display (9), the upper surface of the outer shell (1) is provided with a power switch (10), the upper surface of the outer shell (1) is provided with a through groove (13), the through groove (13) is connected with a conversion button (11) through a compression spring (12), the lower end of the conversion button (11) is connected with a toothed bar (18), the toothed bar (18) is connected with a shaft lever (15), the shaft lever (15) is connected with the outer shell (1) through a connecting frame (14), and the shaft lever (15) is connected with a filter screen (6), conversion button (11) are located logical groove (13), and the lower extreme of conversion button (11) runs through logical groove (13) bottom, press conversion button (11), because the lower extreme and ratch (18) meshing of conversion button (11) are connected, and ratch (18) are connected with axostylus axostyle (15), and ratch (18) and axostylus axostyle (15) axis coincidence, so press conversion button (11), will drive axostylus axostyle (15) and rotate, thereby make label (7) and filter screen (6) rotate simultaneously, the inside of shell body (1) is provided with wind channel (16), and installs detection device (17) in wind channel (16), detection device (17) are connected with recess (19) through aspirator pump (20), and recess (19) set up in the lower surface of shell body (1).
2. An airborne dust detection apparatus that facilitates conversion of a detection screen according to claim 1, wherein: the supporting legs (3) are of a rotating structure, and the rotating angle of the supporting legs (3) is 0-90 degrees.
3. An airborne dust detection apparatus that facilitates conversion of a detection screen according to claim 1, wherein: the filter screen (6) is provided with 3 specifications, and the aperture of meshes of the 3 specifications is divided into 2.5 microns, 10 microns and more than 10 microns.
4. An airborne dust detection apparatus that facilitates conversion of a detection screen according to claim 1, wherein: the lower end of the conversion button (11) is connected with the toothed bar (18) in a meshing mode, and 3 groups of identical racks are arranged on the outer side of the toothed bar (18) at equal angles.
5. An airborne dust detection apparatus that facilitates conversion of a detection screen according to claim 1, wherein: the connecting frame (14) is connected with the shaft lever (15) in a bearing connection mode, 3 labels (7) are arranged on the shaft lever (15) at equal angles, and the 3 labels (7) correspond to 3 filter screens (6) with different specifications respectively.
6. An airborne dust detection apparatus that facilitates conversion of a detection screen according to claim 1, wherein: the air duct (16) is in a cross shape, the center of the air duct (16) is communicated with the air suction pump (20), and the center of the air duct (16) is provided with a detection device (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877793.3A CN108956401B (en) | 2018-08-03 | 2018-08-03 | Air dust detection device easy to convert and detect filter screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877793.3A CN108956401B (en) | 2018-08-03 | 2018-08-03 | Air dust detection device easy to convert and detect filter screen |
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| Publication Number | Publication Date |
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| CN108956401A CN108956401A (en) | 2018-12-07 |
| CN108956401B true CN108956401B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810877793.3A Active CN108956401B (en) | 2018-08-03 | 2018-08-03 | Air dust detection device easy to convert and detect filter screen |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115155132A (en) * | 2022-09-02 | 2022-10-11 | 黑龙江东部节水科技集团股份有限公司 | Sewage treatment filtration equipment |
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| CN205202106U (en) * | 2015-12-16 | 2016-05-04 | 济宁迅大管道防腐材料有限公司 | Net device is traded to rotation type |
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| CN206638558U (en) * | 2017-04-13 | 2017-11-14 | 南京美尔特电子科技有限公司 | PM2.5 detectors |
| CN207310485U (en) * | 2017-10-16 | 2018-05-04 | 东莞市瑞能塑胶科技有限公司 | A kind of quick net-changing device |
| CN207438764U (en) * | 2017-11-13 | 2018-06-01 | 深圳市春旺环保科技股份有限公司 | A kind of adjustable for height air deodorizing purifier |
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2018
- 2018-08-03 CN CN201810877793.3A patent/CN108956401B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04132990A (en) * | 1990-09-26 | 1992-05-07 | Res Dev Corp Of Japan | X-ray detector protective filter for vacuum processing device |
| JP2006226808A (en) * | 2005-02-17 | 2006-08-31 | Bosch Corp | Measuring device for particulate amount, measuring method of particulate amount, and exhaust emission control device |
| CN204988962U (en) * | 2015-09-21 | 2016-01-20 | 天津费加罗电子有限公司 | PM2. 5 detects sensor |
| CN205202106U (en) * | 2015-12-16 | 2016-05-04 | 济宁迅大管道防腐材料有限公司 | Net device is traded to rotation type |
| CN206638558U (en) * | 2017-04-13 | 2017-11-14 | 南京美尔特电子科技有限公司 | PM2.5 detectors |
| CN107166623A (en) * | 2017-06-20 | 2017-09-15 | 山东泰朗禾通风设备有限公司 | A kind of rotary filter screen more changing device |
| CN107297778A (en) * | 2017-07-11 | 2017-10-27 | 佛山市正略信息科技有限公司 | A kind of efficient paper pressing device used in paper press |
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Effective date of registration: 20201228 Address after: No.22 Yixin Avenue, Youting Town, Dazu District, Chongqing 400900 Applicant after: Chongqing shengyuanwei Ceramics Co.,Ltd. Address before: 408200 No.7, group 1, peckmuzui village, Sanhe street, Fengdu County, Chongqing Applicant before: Chen Lili |
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