CN214121738U - Road raise dust sample collection device - Google Patents

Abstract

The application relates to the technical field of road environmental protection engineering, in particular to a road raise dust sample collection device. A road raise dust sample collection device comprises a raise dust separation component and a raise dust collection component; the outlet end of the dust separation component is communicated with the dust collection component; the dust separation component can separate the dust with different particle sizes by utilizing a cyclone separation principle and obtain a target dust sample, and the dust collection component can collect the target dust sample. Firstly, carrying out vortex separation on the raised dust in a raised dust separation component, wherein the raised dust separation component sinks raised dust with larger particle size to the bottom of the raised dust separation component according to the particle size of the raised dust, and a target raised dust sample enters a raised dust collection component; simple structure, convenient operation and customer service have failed to realize the technical problem to the collection of road raise dust among the prior art.

Description

Road raise dust sample collection device

Technical Field

The application relates to the technical field of road environmental protection engineering, in particular to a road raise dust sample collection device.

Background

Road raise dust is the raise dust that dust on the road produced in getting into the atmosphere by the disturbance, for example wind blows dust on the road, the vehicle is when going the tire roll or the air current is with dust bring the production, and road raise dust is the important component of suspended particles thing in the ambient air, and along with the increase of vehicle quantity and the increase of road area, road raise dust is more and more big to the influence of environmental quality in recent years.

However, what kind of device is adopted to collect road raise dust for the analysis to road raise dust kind is the difficult problem that prior art personnel faced always, consequently urgently needs a road raise dust sample collection system to solve the technical problem who exists among the prior art.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a road raise dust sample collection device, can acquire the raise dust in the air, simple structure and convenient to use.

The application provides a raise dust sample collection device, which comprises a raise dust separation component and a raise dust collection component;

the outlet end of the dust separation component is communicated with the dust collection component;

the dust separation component can separate the dust with different particle sizes by utilizing a cyclone separation principle and obtain a target dust sample, and the dust collection component can collect the target dust sample.

In the above technical solution, further, the dust collection member includes a collection membrane and a suction pump;

the collection membrane is arranged at the outlet end of the dust separation component, and the air exhaust port of the air exhaust pump faces the air exhaust pump; the air suction pump is used for providing suction to the collecting membrane so that the target raise dust sample can be adsorbed on the collecting membrane.

In the above technical solution, further, the dust collection member further includes a housing;

the shell is communicated with the outlet end of the dust separation member; the collecting membrane is arranged in the shell.

In the above technical solution, further, the dust collection member further includes a film holder;

the membrane holds in the palm and is fixed in on the casing, gather the membrane set up in on the membrane holds in the palm, the membrane holds in the palm and is used for supporting gather the membrane.

In the above technical solution, further, the dust separation member is a cyclone separator;

the outlet end of the cyclone separator is communicated with the dust collection component.

In the above technical solution, further, the housing is detachably connected to the cyclone separator through a connecting member.

In the above technical solution, further, the connecting piece is a cylindrical structure, and has a flow passage inside and a thread outside;

one end of the connecting piece is in threaded connection with the cyclone separator, and the other end of the connecting piece is in threaded connection with the shell.

In the above technical solution, the air pump is a constant flow air pump, and its model number is AC40086102C 400.

In the technical scheme, the type of the cyclone separator is CLT/A-3.0.

Compared with the prior art, the beneficial effect of this application is:

the application provides a road raise dust sample collection device, which comprises a raise dust separation member and a raise dust collection member; the outlet end of the dust separation component is communicated with the dust collection component; the dust separation component can separate the dust with different particle sizes by utilizing a cyclone separation principle and obtain a target dust sample, and the dust collection component can collect the target dust sample.

Specifically, firstly, vortex separation is carried out on the raised dust in a raised dust separation component, raised dust with larger particle size is deposited at the bottom of the raised dust separation component according to the particle size of the raised dust, and a target raised dust sample enters a raised dust collection component; simple structure, convenient operation and customer service have failed to realize the technical problem to the collection of road raise dust among the prior art.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is the schematic structure diagram of road raise dust sample collection system that this application provided.

In the figure: 100-a dust separation member; 101-a raise dust collecting member; 102-an outlet end; 104-a housing; 105-a collecting membrane; 108-a suction pump; 109-a connector; 110-a second inlet end; 111-a vortex cover; 112-ash bucket.

Detailed Description

The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, devices, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatus, and/or systems described herein will be apparent to those skilled in the art in view of the disclosure of the present application. For example, the order of operations described herein is merely an example, which is not limited to the order set forth herein, but rather, variations may be made in addition to operations which must occur in a particular order, which will be apparent upon understanding the disclosure of the present application. Moreover, descriptions of features known in the art may be omitted for the sake of clarity and conciseness. The features described herein may be embodied in different forms and should not be construed as limited to the examples described herein. Rather, the examples described herein have been provided merely to illustrate some of the many possible ways to implement the methods, devices, and/or systems described herein that will be apparent after understanding the disclosure of the present application. Throughout the specification, when an element (such as a layer, region, or substrate) is described as being "on," "connected to," coupled to, "over," or "overlying" another element, it may be directly "on," "connected to," coupled to, "over," or "overlying" the other element, or one or more other elements may be present therebetween. In contrast, when an element is referred to as being "directly on," "directly connected to," directly coupled to, "directly over" or "directly overlying" another element, there may be no intervening elements present. As used herein, the term "and/or" includes any one of the associated listed items and any combination of any two or more of the items. Although terms such as "first", "second", and "third" may be used herein to describe various elements, components, regions, layers or sections, these elements, components, regions, layers or sections should not be limited by these terms. Rather, these terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section referred to in the examples described herein may be termed a second element, component, region, layer or section without departing from the teachings of the examples. For ease of description, spatial relationship terms such as "above … …," "upper," "below … …," and "lower" may be used herein to describe one element's relationship to another element as illustrated in the figures. Such spatial relationship terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "upper" relative to other elements would then be oriented "below" or "lower" relative to the other elements. Thus, the term "above … …" includes both an orientation of "above … …" and "below … …" depending on the spatial orientation of the device. The device may also be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative terms used herein should be interpreted accordingly. The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. The singular forms also are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof. Variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances, may be expected. Thus, the examples described herein are not limited to the particular shapes shown in the drawings, but include changes in shape that occur during manufacturing. The features of the examples described herein may be combined in various ways that will be apparent after understanding the disclosure of the present application. Further, while the examples described herein have a variety of configurations, other configurations are possible, as will be apparent after understanding the disclosure of the present application.

Referring to fig. 1, the present application provides a road raise dust sample collecting device, which includes a raise dust separating member 100 and a raise dust collecting member 101; the outlet end 102 of the dust separation member 100 is communicated with the dust collection member 101; the dust with different particle sizes can be separated by utilizing the cyclone separation principle to obtain a target dust sample, and the dust collection component 101 can collect the target dust sample.

Preferably, the dust separating member 100 is capable of dividing the road dust into two parts according to the particle size of the road dust, if the PM2.5 is used as a critical value, the first part of the road dust is the road dust with the particle size smaller than the PM2.5 (the part of the road dust is a target road dust sample), and the second part of the road dust is the road dust with the particle size larger than the PM2.5 (the part of the road dust falls to the bottom of the dust separating member 100); if the PM10 is a critical value, the first part of the road dust is the road dust having a particle size smaller than the PM10 (this part of the road dust is the target road dust), and the second part of the road dust is the road dust having a particle size larger than the PM10 (this part of the road dust falls to the bottom of the dust separation member 100).

The road raise dust sample collection device is preferably applied to a test automobile, and particularly is fixed near a rear side tire of the test automobile, so that collection of road raise dust samples is realized along with the moving process of the test automobile.

Specifically, in the actual working process, the road raise dust is firstly separated in the raise dust separating component 100, the raise dust separating component 100 sinks to the bottom of the raise dust separating component 100 according to the particle size of the raise dust, and the road raise dust with smaller particle size, namely the target raise dust sample, enters the raise dust collecting component 101.

This application simple structure, convenient operation and customer service can't realize the technical problem to the collection of road raise dust among the prior art.

In this embodiment, the road dust sample collection device further comprises an air extraction member, and the air extraction member is communicated with the dust collection member 101.

Specifically, the air suction member comprises an air suction pump 108 and a collecting membrane 105, the collecting membrane 105 is arranged at the outlet end 102 of the dust separation member 100, and an air suction port of the air suction pump 108 faces the air suction pump 108; the air pump 108 is used for providing suction to the collecting film 105, so that the target raise dust sample can be adsorbed on the collecting film 105, thereby improving the collecting efficiency of the road raise dust.

More specifically, the pump 108 is a constant flow gas pump 108, preferably of the type AC40086102C 400.

In this embodiment, the dust collection member 101 comprises a housing 104, the housing 104 being in communication with the outlet end 102 of the dust separation member 100; the acquisition membrane 105 is disposed within the housing 104.

Specifically, when the collected road dust sample is to be tested for its type, the collecting film 105 is removed from the casing 104.

More specifically, in order to improve the stability of the collecting film 105 on the casing 104, the dust collecting member 101 further includes a film holder, preferably, the film holder is a supporting frame, the supporting frame is fixed on the casing 104, the collecting film 105 is disposed on the supporting frame, and the supporting frame is used for supporting and fixing the collecting film 105.

In this embodiment, the housing 104 is detachably connected to the dust separating member 100 by a connector 109.

Preferably, the connecting piece 109 is a cylindrical structure, and has a flow passage inside and a thread outside; one end of the connector 109 is threadedly connected to the cyclone separator, and the other end is threadedly connected to the housing 104.

It is worth noting that: in the practical application process, the dust separation member 100 can be fixed near the tire on the rear wheel side of the mobile vehicle.

In this embodiment, the dust separating member 100 is a cyclone separator; the outlet end 102 of the cyclone is in communication with the dust collecting member 101.

Specifically, the cyclone separator comprises a first inlet end, an outlet end 102, an ash hopper 112, a swirl hood 111 and a spiral separation channel; the spiral separation channel is arranged in the vortex cover 111, one end of the spiral separation channel is connected with the dust hopper 112, the other end of the spiral separation channel is communicated with the dust collection component 101 through the outlet end 102, the second inlet end 110 is arranged on one side of the vortex cover 111 and can introduce road dust into the spiral separation channel, the spiral separation channel can separate the road dust according to the particle size of the road dust sampled in advance, if the particle size of the road dust sampled in advance is smaller than PM2.5, the spiral separation channel is set to be larger than PM2.5 and directly falls into the dust hopper 112, and the road dust smaller than PM2.5 enters the dust collection component 101 through the outlet end 102.

Preferably, the cyclone separator is of the type CLT/A-3.0.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.

Claims (7)

1. A road raise dust sample collection device is characterized by comprising a raise dust separation component and a raise dust collection component;

the dust separation component can separate the dust with different particle sizes by utilizing a cyclone separation principle to obtain a target dust sample, and the dust collection component can collect the target dust sample;

the dust separation component is a cyclone separator; the outlet end of the cyclone separator is communicated with the dust collection component;

the dust collection component comprises a collection film and an air pump; the collecting membrane is arranged at the outlet end of the cyclone separator, and the air suction port of the air suction pump faces the air suction pump; the air suction pump is used for providing suction to the collecting membrane so that the target raise dust sample can be adsorbed on the collecting membrane.

2. A road fugitive dust sample collection device according to claim 1, wherein the fugitive dust collection member further comprises a housing;

the shell is communicated with the outlet end of the dust separation member; the collecting membrane is arranged in the shell.

3. A road fugitive dust sample collection device according to claim 2, wherein the fugitive dust collection member further comprises a film holder;

the membrane holds in the palm and is fixed in on the casing, gather the membrane set up in on the membrane holds in the palm, the membrane holds in the palm and is used for supporting gather the membrane.

4. A road dusting sample collection device as claimed in claim 2 wherein the housing is removably connected to the cyclone separator by a connector.

5. The road raise dust sample collection device according to claim 4, wherein the connecting member is a cylindrical structure, and has a flow passage inside and a thread outside;

one end of the connecting piece is in threaded connection with the cyclone separator, and the other end of the connecting piece is in threaded connection with the shell.

6. A road fugitive dust sample collection device according to claim 1, wherein the air pump is a constant flow air pump of type AC40086102C 400.

7. A road fugitive dust sample collection device according to claim 1, wherein the cyclone separator is of a type CLT/a-3.0.

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