CN211877542U - Dust sampling device suitable for different level - Google Patents
Dust sampling device suitable for different level Download PDFInfo
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- CN211877542U CN211877542U CN202020674833.7U CN202020674833U CN211877542U CN 211877542 U CN211877542 U CN 211877542U CN 202020674833 U CN202020674833 U CN 202020674833U CN 211877542 U CN211877542 U CN 211877542U
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Abstract
The utility model discloses a dust sampling device suitable for different level, including a plurality of sampling heads, the inside sampling cylinder that has of sampling head, the filter membrane that is located sampling cylinder exhaust port still include with sampling head matched with quick-witted case, one side of machine case is equipped with the telescopic link that is used for fixed sampling head, the telescopic link comprises a plurality of solid fixed cylinder of mutually supporting, the one end that the quick-witted case was kept away from to the solid fixed cylinder is equipped with the connecting seat, the connecting seat is equipped with the connecting pipe that is used for fixed sampling head that has, the sampling head with connecting pipe thread tightening, the utility model discloses a sampling device has a plurality of sampling heads, can adjust the level of a plurality of sampling heads simultaneously through the telescopic link that sets up, realizes carrying out the dust sampling simultaneously to the air in the different level, and sampling range is big, easy operation, and sampling efficiency is high.
Description
Technical Field
The utility model relates to a sampling technical field, concretely relates to dust sampling device suitable for different level.
Background
The dust sampler is a portable device for collecting dust samples in dust-containing air, and is widely applied to disease prevention, environment monitoring, labor protection, safety supervision, military affairs, scientific research and teaching, metallurgy, petrochemical industry, railways, health monitoring and evaluation of departments such as building materials and the like, and is specially used for measuring the average concentration of dust in air in production team and group workplaces.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be applicable to different level's dust sampling device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model adopts the following technical scheme: the dust sampling device suitable for different levels comprises a plurality of sampling heads, a sampling cylinder, a filter membrane positioned at an exhaust port of the sampling cylinder and a case matched with the sampling heads, wherein a telescopic rod for fixing the sampling heads is arranged on one side of the case;
the telescopic rod consists of a plurality of mutually matched fixed cylinders, one end of each fixed cylinder, which is far away from the case, is provided with a connecting seat, the connecting seat is provided with a connecting pipe for fixing a sampling head, and the sampling head is fixed with the connecting pipe through threads;
the machine case includes battery, control panel, controller, timer, connector and aspiration pump, the connector comprises blast pipe and a plurality of intake pipe, the intake pipe passes through pipeline switch-on connecting pipe, the intake pipe in flowmeter and pipeline valve have, the gas vent of blast pipe is equipped with the aspiration pump, battery, control panel, flowmeter, pipeline valve, aspiration pump be connection director respectively.
The utility model discloses a sampling device has a plurality of sampling heads, adjusts the level of a plurality of sampling heads simultaneously through the telescopic link that sets up, carries out the dust sampling simultaneously to the air in the different levels, and the sampling range is big, easy operation, and sampling efficiency is high.
Preferably, the inside chamber of placing the cartridge that has of sampling head, the inlet end of sampling head has spacing lid, spacing lid has the breach that supplies the air to pass through, conveniently clears up the dust in the cartridge.
Preferably, the connecting seat is at least provided with two groups of connecting pipes for fixing the sampling head, so that the monitoring quality of the dust concentration in the air in the same horizontal height is improved.
Preferably, a plurality of connecting pipes be located the different side of connecting seat respectively, receive the influence each other when avoiding a plurality of sampling heads of the same height to sample.
Preferably, the intake pipe divide into the multiunit, just the group number of intake pipe equals the number of connecting seat, conveniently discerns the pipeline between connection intake pipe and the sampling head.
Preferably, the number of the air inlet pipes on each group of air inlet pipes is equal to that of the connecting pipes on the connecting seat.
The utility model has the advantages that:
the utility model discloses a sampling device has a plurality of sampling heads, can adjust the level of a plurality of sampling heads simultaneously through the telescopic link that sets up, realizes carrying out the dust sampling simultaneously to the air in the different levels, and the sampling range is big, easy operation, and sampling efficiency is high.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the sampling head structure of the present invention;
fig. 3 is a schematic view of the structure of the connection head of the present invention.
Description of reference numerals: 1. sampling head, 2, machine case, 3, telescopic link, 11, sampling cylinder, 12, filter membrane, 13, spacing lid, 20, battery, 21, control screen, 22, controller, 23, connector, 24, aspiration pump, 31, fixed cylinder, 32, connecting seat, 33, connecting pipe, 25, blast pipe, 26, intake pipe, 27, flowmeter, 28, pipeline valve.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the dust sampling device suitable for different levels comprises a plurality of sampling heads 1, wherein a sampling cylinder 11 and a filter membrane 12 positioned at an exhaust port of the sampling cylinder 11 are arranged in each sampling head 1, the dust sampling device also comprises a case 2 matched with the sampling heads 1, and a telescopic rod 3 for fixing the sampling heads 2 is arranged on one side of the case 2;
the telescopic rod 3 is composed of a plurality of mutually matched fixed cylinders 31, one end of each fixed cylinder 31, which is far away from the case 2, is provided with a connecting seat 32, the connecting seat 32 is provided with a connecting pipe 33 for fixing the sampling head 2, and the sampling head 2 is fixed with the connecting pipe 33 through threads;
When the sampling device is used, firstly, a plurality of sampling heads 1 are respectively installed on a connecting pipe 33 of a connecting seat 32, then the connecting pipe 33 is communicated with an air inlet pipe 26 of a connector 23 through a pipeline, when sampling is carried out, the sampling heads 1 are lifted to different horizontal heights through a fixed cylinder 31 of a telescopic rod 3, then a pipeline valve 28 is sequentially opened through a controller 22 by utilizing a control screen 21 so that the air inlet pipe 26 of the connector 23 is communicated with an exhaust pipe 25, an air suction pump 24 is started, a large amount of air enters the sampling cylinder 11 through a sampling head 15, dust in the air is sampled when the air passes through a filter membrane 12, meanwhile, a flow quantity value of the air monitored through the air inlet pipe 26 is fed back to the controller 22 by a flowmeter 27, the running time of the air suction pump 24 is monitored by a timer and fed back to the controller 22 and displayed by the control screen 21, after the sampling is finished, the telescopic rod 3 is, the concentration of dust in the air is calculated, and the type of substance contained in the dust is identified by detecting the dust collected in the sampling cartridge 11.
As a preferable scheme of the above embodiment, in order to clean dust in the sampling cylinder 11 conveniently, a placing cavity for placing the sampling cylinder 11 is arranged inside the sampling head 1, the air inlet end of the sampling head 1 is provided with a limit cover 13, and the limit cover 13 is provided with a notch for air to pass through.
Example 2:
on the basis of embodiment 1, as shown in fig. 1, further, in order to improve the monitoring quality of the dust concentration in the air in the same horizontal height, at least two sets of connecting pipes 33 for fixing the sampling heads 2 are provided on the connecting seat 32, sampling is performed simultaneously through the multiple sets of sampling heads 2, the dust concentrations in the multiple sets of air are calculated according to the dust mass collected by the different sampling heads 2, and then the average value is taken.
As a preferable scheme of the embodiment 2, in order to avoid mutual influence when a plurality of sampling heads 1 with the same height are used for sampling, the plurality of connecting pipes 33 are respectively positioned on different sides of the connecting seat 32.
Example 3:
on the basis of embodiments 1 and 2, furthermore, in order to facilitate the identification of the pipeline connecting the air inlet pipe and the sampling head, the air inlet pipes 26 are divided into a plurality of groups, and the number of the groups of the air inlet pipes 26 is equal to the number of the connecting seats 32.
As a preferable scheme of the embodiment 3, the number of the air inlet pipes 26 on each set of air inlet pipes 26 is equal to the number of the connecting pipes 33 on the connecting seat 32.
The above embodiments only represent the specific embodiments of the present invention, and the description thereof is specific and detailed, but it cannot be understood as the limitation of the patent scope of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, and all of them belong to the protection scope of the present invention.
Claims (6)
1. A dust sampling device suitable for different horizontal heights comprises a plurality of sampling heads, wherein sampling cylinders and filter membranes positioned at exhaust ports of the sampling cylinders are arranged in the sampling heads;
the telescopic rod consists of a plurality of mutually matched fixed cylinders, one end of each fixed cylinder, which is far away from the case, is provided with a connecting seat, the connecting seat is provided with a connecting pipe for fixing a sampling head, and the sampling head is fixed with the connecting pipe through threads;
the machine case includes battery, control panel, controller, timer, connector and aspiration pump, the connector comprises blast pipe and a plurality of intake pipe, the intake pipe passes through pipeline switch-on connecting pipe, the intake pipe in flowmeter and pipeline valve have, the gas vent of blast pipe is equipped with the aspiration pump, battery, control panel, flowmeter, pipeline valve, aspiration pump be connection director respectively.
2. The dust sampling device suitable for different levels of the claim 1, wherein the sampling head is internally provided with a placing cavity for placing the sampling cylinder, the air inlet end of the sampling head is provided with a limit cover, and the limit cover is provided with a gap for air to pass through.
3. The dust sampling device suitable for different levels of claim 1, wherein the connecting base has at least two sets of connecting tubes for fixing the sampling head.
4. The dust sampling device according to claim 3, wherein the plurality of connection pipes are located on different sides of the connection base.
5. The dust sampling device suitable for different levels of claim 1, wherein the air inlet pipes are divided into a plurality of groups, and the number of the groups of the air inlet pipes is equal to the number of the connecting seats.
6. A dust sampling device suitable for different levels according to claim 4 or 5, wherein the number of the air inlet pipes on each group of air inlet pipes is equal to the number of the connecting pipes on the connecting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020674833.7U CN211877542U (en) | 2020-04-28 | 2020-04-28 | Dust sampling device suitable for different level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020674833.7U CN211877542U (en) | 2020-04-28 | 2020-04-28 | Dust sampling device suitable for different level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211877542U true CN211877542U (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020674833.7U Expired - Fee Related CN211877542U (en) | 2020-04-28 | 2020-04-28 | Dust sampling device suitable for different level |
Country Status (1)
| Country | Link |
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| CN (1) | CN211877542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539970A (en) * | 2020-12-03 | 2021-03-23 | 安徽正宇面粉有限公司 | Flour sampling device |
| CN115372566A (en) * | 2022-09-23 | 2022-11-22 | 国网湖北省电力有限公司中超建设管理公司 | Gas monitor and use method thereof |
-
2020
- 2020-04-28 CN CN202020674833.7U patent/CN211877542U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539970A (en) * | 2020-12-03 | 2021-03-23 | 安徽正宇面粉有限公司 | Flour sampling device |
| CN112539970B (en) * | 2020-12-03 | 2022-10-11 | 安徽德鑫源食品有限公司 | Flour sampling device |
| CN115372566A (en) * | 2022-09-23 | 2022-11-22 | 国网湖北省电力有限公司中超建设管理公司 | Gas monitor and use method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 Termination date: 20210428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |