CN206862820U - A kind of device for detecting particulate in air concentration - Google Patents

Abstract

The utility model belongs to atmosphere environment supervision technical field, the utility model discloses a kind of device for detecting particulate in air concentration, including workbench, workbench lower surface corner is equipped with support, each pedestal lower end is equipped with universal wheel, collecting box is provided with the center of the workbench upper surface, the collecting box left surface is machined with No.1 through hole from top to bottom, No. two through holes, No. three through holes, No. four through holes, the right surface of collecting box is machined with No. five through holes from top to bottom, No. six through holes, No. seven through holes, No. eight through holes, the collecting box is interior and is located at No.1 through hole, No. two through holes and No. five through holes, No.1 filter screen is provided between No. six through holes.The beneficial effects of the utility model are can to measure the concentration of variable grain thing in air, and are provided with universal wheel in pedestal lower end, and universal wheel side surface is provided with locking plate, and whole device is removable to fix, simple in construction, practical.

Description

A kind of device for detecting particulate in air concentration

Technical field

It the utility model is related to atmosphere environment supervision technical field, and in particular to a kind of detection particulate in air concentration Device.

Background technology

Atmospheric particulates are the general names of various solid-state and liquid particles shape materials present in air, 1 micron in particulate matter Following particulate sinking speed is slow, and RT is long in an atmosphere, and far place can be blown under big Aerodynamic force action. So the pollution of particulate matter often involves very big region, or even as global problem.Particle of the particle diameter at 0.1~1 micron Thing, it is close with the wavelength of visible ray, there is very strong scattering process to visible ray.This is the main original for causing atmospheric visibility to reduce Cause.With the improvement of living standards, the quantity of automobile is more and more, air quality also becomes worse and worse, to damage people's Health, therefore it is necessary to environmental protection to detect particulate in air concentration.

At present, in Application No. 201620945543.5, a kind of entitled dress for being used to detect particulate in air concentration In the patent put, the cooperation of central processing unit and meter not only increases detection efficiency, also improves the accurate of detection data Spend, simple to operate easy to use, cheap, easily maintenance, but such a device is fixed in situ, movement is got up very not Just, and variable grain thing concentration can not be measured.

In order to solve the above problems, the utility model is provided with multistorey strainer mesh in collecting box, can measure different in air The concentration of particulate matter, and may move can fix when in use, therefore, design a kind of device for detecting particulate in air concentration It is necessary.

Utility model content

The purpose of this utility model is to solve the above problems, and devises a kind of dress for detecting particulate in air concentration Put.

Realize that above-mentioned purpose the technical solution of the utility model is, a kind of device for detecting particulate in air concentration, bag Workbench is included, workbench lower surface corner is equipped with support, and each pedestal lower end is equipped with universal wheel, described Be provided with collecting box at the center of workbench upper surface, the collecting box left surface be machined with from top to bottom No.1 through hole, No. two it is logical Hole, No. three through holes, No. four through holes, the right surface of collecting box be machined with from top to bottom No. five through holes, No. six through holes, No. seven it is logical Hole, No. eight through holes, one is provided with the collecting box and between No.1 through hole, No. two through holes and No. five through holes, No. six through holes Number filter screen, No. two filters are provided with the collecting box and between No. two through holes, No. three through holes and No. six through holes, No. seven through holes Net, the No.1 through hole is interior to be provided with No.1 pipeline, and No. two pipelines are provided with No. two through holes, three are provided with No. three through holes Number pipeline, is provided with No. four pipelines in No. four through holes, No. five through holes are interior to be provided with No. five pipelines, is set in No. six through holes There are No. six pipelines, No. seven pipelines are provided with No. seven through holes, No. eight pipelines, the No.1 pipe are provided with No. eight through holes Road, No. two pipelines, No. four pipelines are respectively connected with drying box, and lower surface is equipped with weighing sensor in each drying box, institute To state No. three pipelines and be connected with sucking pump, No. five pipelines, No. six pipelines, No. eight pipelines are respectively connected with blowback magnetic valve, and described seven Number pipeline is connected with vavuum pump, the workbench upper surface and is provided with central processing unit in front of sucking pump.

The No.1 filter screen mesh number is less than No. two filter screen mesh numbers, and the collecting box upper surface is machined with air inlet.

The preceding surface of central processing unit is provided with display screen, key zone.

Each universal wheel side surface is equipped with locking plate.

The workbench material is Special Resin material, and each support material is Special Resin material, each The universal wheel material is high performance resin.

A kind of device of the detection particulate in air concentration made using the technical solution of the utility model, this practicality are new Type is designed to measure the concentration of variable grain thing in air, and is provided with universal wheel in pedestal lower end, and universal wheel side surface is set There is locking plate, whole device is removable to fix.

Brief description of the drawings

, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The required accompanying drawing used is briefly described in embodiment or description of the prior art.In all of the figs, it is similar Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to the ratios of reality Draw.

Fig. 1 is a kind of structural representation of the device for detection particulate in air concentration that the embodiment of the utility model one provides Figure；

Fig. 2 is a kind of left view profile of the device of detection particulate in air concentration shown in Fig. 1；

Fig. 3 is a kind of left view of the device of detection particulate in air concentration shown in Fig. 1；

Fig. 4 is a kind of top view of the device of detection particulate in air concentration shown in Fig. 1；

Fig. 5 is a kind of locking plate partial enlarged drawing of detection particulate in air concentration shown in Fig. 1.

Reference：1st, workbench；2nd, support；3rd, universal wheel；4th, collecting box；5th, No.1 through hole；6th, No. two through holes；7、 No. three through holes；8th, No. four through holes；9th, No. five through holes；10th, No. six through holes；11st, No. seven through holes；12nd, No. eight through holes；13rd, No.1 is filtered Net；14th, No. two filter screens；15th, No.1 pipeline；16th, No. two pipelines；17th, No. three pipelines；18th, No. four pipelines；19th, No. five pipelines； 20th, No. six pipelines；21st, No. seven pipelines；22nd, No. eight pipelines；23rd, drying box；24th, weighing sensor；25th, sucking pump；26th, blowback electricity Magnet valve；27th, vavuum pump；28th, central processing unit；29th, air inlet；30th, display screen；31st, key zone；32nd, locking plate.

Embodiment

The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this New protection domain.

The utility model is specifically described below in conjunction with the accompanying drawings, as Figure 1-5, one kind detection particulate in air The device of concentration, including workbench 1, the lower surface corner of workbench 1 are equipped with support 2, each lower end of support 2 Universal wheel 3 is equipped with, collecting box 4 is provided with the upper surface center of workbench 1, the left surface of collecting box 4 is from top to bottom 7, No. four through holes 8 of through hole of through hole 6, three of No.1 through hole 5, two are machined with, the 4 right surface of collecting box is machined with from top to bottom No. five 11, No. eight through holes 12 of through hole of through hole 10, seven of through hole 9, six, the collecting box 4 is interior and is located at No.1 through hole 5, two No.1 filter screen 13 is provided between 9, No. six through holes 10 of through hole 6 and No. five through holes, the collecting box 4 is interior and is located at No. two through holes 6, three No. two filter screens 14 are provided between number 10, No. seven through holes 11 of through hole 7 and No. six through holes, No.1 pipeline is provided with the No.1 through hole 5 15, No. two through holes 6 are interior to be provided with No. two pipelines 16, and No. three pipelines 17, No. four through holes 8 are provided with No. three through holes 7 No. four pipelines 18 are inside provided with, No. five pipelines 19 are provided with No. five through holes 9, No. six pipelines are provided with No. six through holes 10 20, No. seven through holes 11 are interior to be provided with No. seven pipelines 21, and No. eight pipelines 22, the No.1 pipeline are provided with No. eight through holes 12 15th, 16, No. four pipelines 18 of No. two pipelines are respectively connected with drying box 23, and lower surface is equipped with biography of weighing in each drying box 23 Sensor 24, No. three pipelines 17 are connected with sucking pump 25, and the pipeline 20, eight of No. five pipelines 19, six pipeline 22 is all connected with There is a blowback magnetic valve 26, No. seven pipelines 21 are connected with vavuum pump 27, the upper surface of workbench 1 and before sucking pump 25 Side is provided with central processing unit 28；The mesh number of No.1 filter screen 13 is less than No. two mesh numbers of filter screen 14, the upper surface of collecting box 4 processing There is air inlet 29；The 28 preceding surface of central processing unit is provided with display screen 30, key zone 31；Each side surface of universal wheel 3 It is equipped with locking plate 32；The material of workbench 1 is Special Resin material, and each material of support 2 is Special Resin Material, each material of universal wheel 3 is high performance resin.

The characteristics of the present embodiment is, particulate in air concentration is measured using gravimetric method, will be in detection air during use The device of particle concentration is moved to region to be measured, the universal wheel 3 that the lower end of appliance stand 2 is provided with, can be locked by locking plate 32 Extremely, device is removable to fix, convenient in carrying；The mesh number of No.1 filter screen 13 in collecting box 4 is less than No. two mesh numbers of filter screen 14, is marking Delaminating deposition is carried out to the particulate matter of a unit volume air in suction collecting box 4 under quasi- state, of different-diameter can be distinguished Grain thing, is weighed to the particulate matter of different-diameter by weighing sensor 24, transfers data to central processing unit 28 and analyze, The concentration of variable grain thing in air can be measured.

In the present embodiment, the utility model design is measured and marked using gravimetric method measurement particulate in air concentration (i.e. the millimetres of mercury of pressure 760, temperature 273K) gas per unit volume dust-laden weight (microgram or milligram) number under quasi- state.Make The device for detecting particulate in air concentration is moved to region to be measured by the used time, turns locking plate 32, and universal wheel 3 is locked, inspection The device for surveying particulate in air concentration is fixed on area to be measured, and central processing unit is switched on power, and opens vavuum pump 27 and switchs, very Empty pump 27 by vacuum pumping in collecting box 4, is then opened sucking pump 25 and switched, sucking pump 25 sucks a unit in normal conditions first Volumes of air, particle is of different sizes in air, and the set mesh number of No.1 filter screen 13 is less than No. two mesh of filter screen 14 in collecting box 4 Number, the big particulate matter of diameter are stayed on No.1 filter screen, and the less particulate matter of diameter is deposited to No. two filter screens by No.1 filter screen 13 On 14, the minimum particulate matter of diameter drops to the bottom of collecting box 4 by the way that No. two filter screens 14 are old, after standing one end time, treats particulate matter Completely after sedimentation, blowback magnetic valve 26 is opened, pure air is passed through, particulate matter is blown into drying box 23, treat that particulate matter is done Fallen on after dry on weighing sensor 24, measure particulate matter weight, and transmit data to central processing unit 28, central processing unit 28 It is shown to after analysis on display screen 30.

It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality The ordinary meaning understood with new one of ordinary skill in the art.

In the description of the present application, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified device or member Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.

In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying relatively important Property or the implicit quantity for indicating indicated technical characteristic.In description of the present utility model, " multiple " are meant that two More than, unless otherwise specifically defined.

In this application, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings Condition understands concrete meaning of the above-mentioned term in the utility model.

In this application, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.

In specification of the present utility model, numerous specific details are set forth.It is to be appreciated, however, that reality of the present utility model Applying example can put into practice in the case of these no details.In some instances, known method, knot is not been shown in detail Structure and technology, so as not to obscure the understanding of this description.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered Row combines and combination.

Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type, it all should cover among claim of the present utility model and the scope of specification.

Claims (5)

1. a kind of device for detecting particulate in air concentration, including workbench (1), it is characterised in that the workbench (1) lower surface corner is equipped with support (2), and each support (2) lower end is equipped with universal wheel (3), the workbench (1) Be provided with collecting box (4) at the center of upper surface, collecting box (4) left surface be machined with from top to bottom No.1 through hole (5), No. two it is logical Hole (6), No. three through holes (7), No. four through holes (8), the right surface of the collecting box (4) are machined with No. five through holes (9), six from top to bottom Number through hole (10), No. seven through holes (11), No. eight through holes (12), in the collecting box (4) and positioned at No.1 through hole (5), No. two it is logical No.1 filter screen (13) is provided between hole (6) and No. five through holes (9), No. six through holes (10), the collecting box (4) is interior and positioned at No. two No. two filter screens (14), the one number service are provided between through hole (6), No. three through holes (7) and No. six through holes (10), No. seven through holes (11) No.1 pipeline (15) is provided with hole (5), No. two pipelines (16) are provided with No. two through holes (6), are set in No. three through holes (7) There are No. three pipelines (17), No. four pipelines (18) are provided with No. four through holes (8), No. five pipes are provided with No. five through holes (9) Road (19), No. six through holes (10) are interior to be provided with No. six pipelines (20), and No. seven pipelines (21) are provided with No. seven through holes (11), No. eight pipelines (22), the No.1 pipeline (15), No. two pipelines (16), No. four pipelines (18) are provided with No. eight through holes (12) Drying box (23) is respectively connected with, each interior lower surface of the drying box (23) is equipped with weighing sensor (24), No. three pipes Road (17) is connected with sucking pump (25), and No. five pipelines (19), No. six pipelines (20), No. eight pipelines (22) are respectively connected with blowback electricity Magnet valve (26), No. seven pipelines (21) are connected with vavuum pump (27), workbench (1) upper surface and are located at sucking pump (25) Front is provided with central processing unit (28).

A kind of 2. device for detecting particulate in air concentration according to claim 1, it is characterised in that the No.1 filter Net (13) mesh number is less than No. two filter screen (14) mesh numbers, and collecting box (4) upper surface is machined with air inlet (29).

A kind of 3. device for detecting particulate in air concentration according to claim 1, it is characterised in that the centre Manage device (28) preceding surface and be provided with display screen (30), key zone (31).

4. a kind of device for detecting particulate in air concentration according to claim 1, it is characterised in that each described ten thousand Locking plate (32) is equipped with to wheel (3) side surface.

5. a kind of device for detecting particulate in air concentration according to claim 1, it is characterised in that the work is put down Platform (1) material is Special Resin material, and each support (2) material is Special Resin material, each universal wheel (3) Material is high performance resin.