CN203606184U - Atmospheric dust fall sampling device - Google Patents
Atmospheric dust fall sampling device Download PDFInfo
- Publication number
- CN203606184U CN203606184U CN201320813014.6U CN201320813014U CN203606184U CN 203606184 U CN203606184 U CN 203606184U CN 201320813014 U CN201320813014 U CN 201320813014U CN 203606184 U CN203606184 U CN 203606184U
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- China
- Prior art keywords
- dirt cylinder
- adopt
- screw rod
- lifting table
- rod lifting
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Abstract
The utility model relates to an atmospheric dust fall sampling device which comprises a screw rod lifting table, a dust collecting cylinder fixing device, a dust collecting cylinder and an altitude meter, wherein the lower end of the screw rod lifting table is fixedly connected with a fixed disc; the fixed disc is provided with a mounting fixing hole; the upper end of the screw rod lifting table is fixedly connected with the dust collecting cylinder fixing device; the dust collecting cylinder is arranged in the dust collecting cylinder fixing device; the altitude meter is arranged at the upper end of the screw rod lifting table close to the dust collecting cylinder fixing device. The atmospheric dust fall sampling device is convenient to operate, the dust collecting cylinder is not needed to be replaced by an operator who climbing upward, and the dust collecting cylinder can be arranged according to the specified height standard, so that accurate detection data can be obtained.
Description
Technical field
The utility model relates to a kind of environmental monitoring instrument, particularly a kind of atmospheric falling dust sampling apparatus.
Background technology
As the depositing dust of one of atmosphere environment supervision leading indicator, refer to aerodynamics equivalent diameter and be greater than 10 microns and can naturally fall heavy atmosphere solid particulate matter.The common method of collecting at present depositing dust is to be placed in eminence and naturally to collect depositing dust adopting dirt cylinder.According to national depositing dust observation standard (GB/T15265-94), adopting dirt cylinder setting height(from bottom) should be apart from ground 5-12 rice.But in actual use, people usually just adopt dirt cylinder and are placed on roof or are arranged on the objects such as rod, but because the height of roof or pole is inconsistent, thereby adopt dirt cylinder and can not place by the height of standard regulation, and then cause Monitoring Data to have deviation, even mistake.In addition, change while adopting dirt cylinder because need are climbed, careless slightlyly personal injury will occur and adopt the accident of dirt cylinder fragmentation.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model be to provide a kind of adopt dirt cylinder change convenient and safe, adopt the atmospheric falling dust sampling apparatus that dirt cylinder height setting is unified.
The technical solution of the utility model is achieved in that a kind of atmospheric falling dust sampling apparatus, comprise screw rod lifting table, adopt dirt cylinder stationary installation, adopt dirt cylinder and altitudinal instrument, described screw rod lifting table lower end is fixedly connected with shaft collar, described shaft collar is provided with installation fixed orifice, the described dirt cylinder stationary installation of adopting is fixedly mounted on described screw rod lifting table upper end, the described dirt cylinder of adopting is adopted in dirt cylinder stationary installation described in being contained in, and described altitudinal instrument is assemblied in the described screw rod lifting table upper end of adopting dirt cylinder stationary installation described in closing on.
In above-mentioned atmospheric falling dust sampling apparatus, described in adopt dirt cylinder stationary installation and comprise round rubber pad, adopt with described the rubber sheet gasket that dirt cylinder profile matches, and match with described rubber sheet gasket profile and longitudinal section is L shaped steel sheet material; Described in the diameter of described round rubber pad is less than or equal to, adopt dirt cylinder base diameter, described steel sheet material be two and lay respectively at described in adopt dirt cylinder both sides, described in the inner circumferential arc length sum of two described steel sheet materials is less than, adopt dirt cylinder periphery girth; Described rubber sheet gasket quantity is two and lays respectively at two described steel sheet material inner sides, the inner circumferential arc length sum of two described rubber sheet gaskets is less than or equal to the inner circumferential arc length sum of two described steel sheet materials, described in described rubber sheet gasket thickness is greater than, adopt dirt cylinder exradius with described in adopt the poor of radius of circle in dirt cylinder; Described screw rod lifting table top offers mounting groove, on the sidewall of contiguous described mounting groove bottom, offer internal bore groove, the outside boss of described steel sheet material embeds in described internal bore groove, in described mounting groove bottom, positioning disc is installed, described positioning disc is screwed on the diapire that is arranged on described mounting groove; Described round rubber pad is placed on described positioning disc.
In above-mentioned atmospheric falling dust sampling apparatus, described steel sheet material outside is provided with clip, described clip will described in adopt dirt cylinder banding and adopt in dirt cylinder stationary installation described in being fixed on.
In above-mentioned atmospheric falling dust sampling apparatus, described altitudinal instrument is in order to determine the height of laying of adopting dirt cylinder described in described atmospheric falling dust sampling apparatus, calculate by the described dirt cylinder preset height of adopting the height that described altitudinal instrument should show, then the lifting of described screw rod lifting table is adjusted to the height that described altitudinal instrument shows, until the shown height of described altitudinal instrument with described in adopt dirt cylinder preset height and be consistent, the precision of described altitudinal instrument is more than or equal to 10cm.
Before the collection of depositing dust dirt sample, described in first inciting somebody to action, adopt dirt cylinder stationary installation and be fixedly mounted on screw rod lifting table top, then will described in adopt dirt cylinder and adopt in dirt cylinder stationary installation described in being fixedly mounted on, then according to described in adopt the height that altitudinal instrument should show described in dirt cylinder preset height calculative determination, then described in inciting somebody to action by the lifting of described screw rod lifting table, adopt dirt cylinder and be adjusted to preset height, be height that described altitudinal instrument shows be according to described in adopt the height that altitudinal instrument should show described in dirt cylinder preset height calculative determination, then carry out the collection of dirt sample.
The beneficial effects of the utility model are:
1. the utility model adopts screw rod lifting table, easy to operate, does not need operating personnel to climb to change to adopt dirt cylinder.
2. the utility model is equipped with altitudinal instrument, can make height standard in accordance with regulations of multiple similar described atmospheric falling dust sampling thiefs and predetermined height setting adopt dirt cylinder, and then obtains and detect accurately data.
3. of the present utility modelly adopt dirt cylinder stationary installation convenient disassembly, and can prevent strong wind weather time, adopt dirt cylinder and blown tiltedly, windward, there is reentrainment of dust in cylinder mouth, causes the inaccurate situation of data to occur.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model atmospheric falling dust sampling apparatus.
Fig. 2 is the shaft collar structural representation of the utility model atmospheric falling dust sampling apparatus.
Fig. 3 is the A-A cross-sectional view of the sampling apparatus of the utility model atmospheric falling dust shown in Fig. 1.
In figure: 1-screw rod lifting table, 2-adopts dirt cylinder stationary installation, and 3-adopts dirt cylinder, 4-altitudinal instrument, 5-shaft collar, 6-L shape steel sheet material, 7-round rubber pad, 8-rubber sheet gasket, 9-screw, 10-positioning disc, 11-installs fixed orifice, boss outside 12-, 13-steel clip.
Embodiment
As shown in Figure 1, a kind of atmospheric falling dust sampling apparatus of the present embodiment, comprise screw rod lifting table 1, adopt dirt cylinder stationary installation 2, adopt dirt cylinder 3 and altitudinal instrument 4, described screw rod lifting table 1 lower end is fixedly connected with shaft collar 5, described shaft collar 5 is provided with installs fixed orifice 11, the described dirt cylinder stationary installation 2 of adopting is fixedly mounted on described screw rod lifting table 1 upper end, the described dirt cylinder 3 of adopting is adopted in dirt cylinder stationary installation 2 described in being contained in, and described altitudinal instrument 4 is assemblied in described screw rod lifting table 1 upper end of adopting dirt cylinder stationary installation 2 described in closing on.
In the present embodiment, described in adopt dirt cylinder stationary installation 2 and comprise round rubber pad 7, adopt with described the rubber sheet gasket 8 that dirt cylinder 3 profiles match, and match with described rubber sheet gasket 8 profiles and longitudinal section is L shaped steel sheet material 6; Described in the diameter of described round rubber pad 7 is less than or equal to, adopt dirt cylinder 3 base diameters, described steel sheet material 6 be two and lay respectively at described in adopt dirt cylinder 3 both sides, described in the inner circumferential arc length sum of two described steel sheet materials 6 is less than, adopt dirt cylinder 3 periphery girths; Described rubber sheet gasket 8 quantity are two and lay respectively at two described steel sheet material 6 inner sides, the inner circumferential arc length sum of two described rubber sheet gaskets 8 is less than or equal to the inner circumferential arc length sum of two described steel sheet materials 6, described in described rubber sheet gasket 8 thickness are greater than, adopt dirt cylinder 3 exradius with described in adopt the poor of the interior radius of circle of dirt cylinder 3; Described screw rod lifting table 1 top offers mounting groove, on the sidewall of contiguous described mounting groove bottom, offer internal bore groove, the outside boss 12 of described steel sheet material 6 embeds in described internal bore groove, in described mounting groove bottom, positioning disc 10 is installed, described positioning disc 10 is fixedly mounted on by screw 9 on the diapire of described mounting groove; Described round rubber pad 7 is placed on described positioning disc 10.
In the present embodiment, described steel sheet material 6 outsides are provided with clip 13, described clip 13 will described in adopt dirt cylinder 3 bandings and adopt in dirt cylinder stationary installation 2 described in being fixed on.
In the present embodiment, described altitudinal instrument 4 is in order to determine the height of laying of adopting dirt cylinder 3 described in described atmospheric falling dust sampling apparatus, calculate by described preset height of adopting dirt cylinder 3 height that described altitudinal instrument 4 should show, then the lifting of described screw rod lifting table 1 is adjusted to the height that described altitudinal instrument 4 shows, until the shown height of described altitudinal instrument 4 with described in adopt dirt cylinder 3 preset height and be consistent, the precision of described altitudinal instrument 4 is more than or equal to 10cm.
In the present embodiment, first two described steel sheet materials 6 are placed on respectively in described mounting groove and the outside boss 12 of described steel sheet material 6 is embedded in described internal bore groove, then use described positioning disc 10 by spacing in described mounting groove two described steel sheet materials 6, then described rubber sheet gasket 8 is placed on to the inner side of described steel sheet material 6, after described rubber sheet gasket 8 places, described positioning disc 10 is fixed on the diapire of described mounting groove with described screw 9, then described round rubber pad 7 is placed on described positioning disc 10, then described in inciting somebody to action, adopting dirt cylinder 3 is positioned on described round rubber pad 7, will described in adopt dirt cylinder 3 and adopt described in being adjusted to after dirt cylinder 3 outers directly do not contact described steel sheet material 6, described steel sheet material 6 is inwardly tightened up with described clip 13, until described in to adopt dirt cylinder 3 no longer loosening.Then described atmospheric falling dust sampling apparatus is fixed on to sampling predeterminated position, after described atmospheric falling dust sampling apparatus fixes, then according to described in adopt the height that altitudinal instrument 4 should show described in dirt cylinder 3 preset height calculative determinations, then the lifting by described screw rod lifting table 1 will described in adopt dirt cylinder 3 and be adjusted to preset height, the height that described altitudinal instrument 4 shows be according to described in adopt the height that altitudinal instrument 4 should show described in dirt cylinder 3 preset height calculative determinations.Then carry out the collection of dirt sample according to actual tests step and actual conditions.
Above-described embodiment is only for the utility model creation example is clearly described, and not the utility model is created the restriction of embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And the apparent variation of being amplified out thus or variation are still among the utility model is created the protection domain of claim.
Claims (2)
1. an atmospheric falling dust sampling apparatus, it is characterized in that, comprise screw rod lifting table (1), adopt dirt cylinder stationary installation (2), adopt dirt cylinder (3) and altitudinal instrument (4), described screw rod lifting table (1) lower end is fixedly connected with shaft collar (5), described shaft collar (5) is provided with installs fixed orifice (11), the described dirt cylinder stationary installation (2) of adopting is fixedly mounted on described screw rod lifting table (1) upper end, the described dirt cylinder (3) of adopting is adopted in dirt cylinder stationary installation (2) described in being contained in, described altitudinal instrument (4) is assemblied in described screw rod lifting table (1) upper end of adopting dirt cylinder stationary installation (2) described in closing on.
2. atmospheric falling dust sampling apparatus according to claim 1, it is characterized in that, the described dirt cylinder stationary installation (2) of adopting comprises round rubber pad (7), adopt with described the rubber sheet gasket (8) that dirt cylinder (3) profile matches, and match with described rubber sheet gasket (8) profile and longitudinal section is L shaped steel sheet material (6); Described in being less than or equal to, adopts the diameter of described round rubber pad (7) dirt cylinder (3) base diameter, described steel sheet material (6) be two and lay respectively at described in adopt dirt cylinder (3) both sides, described in the inner circumferential arc length sum of two described steel sheet materials (6) is less than, adopt dirt cylinder (3) periphery girth; Described rubber sheet gasket (8) quantity is two and lays respectively at two described steel sheet materials (6) inner side, the inner circumferential arc length sum of two described rubber sheet gaskets (8) is less than or equal to the inner circumferential arc length sum of two described steel sheet materials (6), described in described rubber sheet gasket (8) thickness is greater than, adopt dirt cylinder (3) exradius with described in adopt the poor of the interior radius of circle of dirt cylinder (3); Described screw rod lifting table (1) top offers mounting groove, on the sidewall of contiguous described mounting groove bottom, offer internal bore groove, the outside boss (12) of described steel sheet material (6) embeds in described internal bore groove, in described mounting groove bottom, positioning disc (10) is installed, described positioning disc is fixedly mounted on the diapire of described mounting groove by screw (9); Described round rubber pad (7) is placed on described positioning disc (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813014.6U CN203606184U (en) | 2013-12-12 | 2013-12-12 | Atmospheric dust fall sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813014.6U CN203606184U (en) | 2013-12-12 | 2013-12-12 | Atmospheric dust fall sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203606184U true CN203606184U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320813014.6U Expired - Fee Related CN203606184U (en) | 2013-12-12 | 2013-12-12 | Atmospheric dust fall sampling device |
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| CN (1) | CN203606184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593482A (en) * | 2018-04-13 | 2018-09-28 | 北京英视睿达科技有限公司 | Adjustable depositing dust monitoring device |
-
2013
- 2013-12-12 CN CN201320813014.6U patent/CN203606184U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108593482A (en) * | 2018-04-13 | 2018-09-28 | 北京英视睿达科技有限公司 | Adjustable depositing dust monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |