CN220002775U - Dustproof fresh air system for soil general investigation sample preparation - Google Patents
Dustproof fresh air system for soil general investigation sample preparation Download PDFInfo
- Publication number
- CN220002775U CN220002775U CN202321564429.4U CN202321564429U CN220002775U CN 220002775 U CN220002775 U CN 220002775U CN 202321564429 U CN202321564429 U CN 202321564429U CN 220002775 U CN220002775 U CN 220002775U
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- Prior art keywords
- air
- sample preparation
- soil
- fresh air
- positive pressure
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- 238000002360 preparation method Methods 0.000 title claims abstract description 43
- 239000002689 soil Substances 0.000 title claims abstract description 41
- 238000011835 investigation Methods 0.000 title abstract description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 10
- 238000009423 ventilation Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims 3
- 239000000428 dust Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000002955 isolation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005527 soil sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a dustproof fresh air system for soil general investigation sample preparation, which comprises: the air conveying module is connected with the external soil sample preparation chamber and is used for conveying positive-pressure fresh air; the plurality of full face masks are connected with the output end of the air conveying module. The utility model covers the face of a human body through the full face mask and conveys positive pressure fresh air to the full face mask, thereby effectively ensuring that soil dust does not enter the full face mask, realizing dust isolation, ensuring the respiration of sample preparation personnel and improving the protection effect.
Description
Technical Field
The utility model relates to the technical field of auxiliary equipment for soil sample preparation, in particular to a dustproof fresh air system for soil general investigation sample preparation.
Background
Soil sampling is an important link in soil screening. According to different soil detection projects, field collected samples are required to be prepared into soil samples with different specifications of 60 meshes, 100 meshes and 200 meshes. The links of grinding, impurity removal, split charging and the like in the sample preparation process are mainly completed manually, and the dust in the working environment is more, so that the health of sample preparation personnel is not facilitated. At present, most of the filter type respirators or high-grade masks are adopted to protect the respiratory system of the human body, but the dust particles in the sample preparation environment are smaller, so that the protective effect is poor, and the human body is injured due to long-time inhalation.
Disclosure of Invention
According to an embodiment of the utility model, there is provided a soil census sample preparation dustproof fresh air system, comprising:
the air conveying module is connected with the external soil sample preparation chamber and is used for conveying positive-pressure fresh air;
the plurality of full face masks are connected with the output end of the air conveying module.
Further, the air delivery module comprises:
the air duct is arranged in the soil sample preparation chamber;
the ventilation filter device is arranged outside the soil sample preparation chamber and is connected with the air duct;
the positive pressure air outlets are communicated with the air duct, and the positive pressure air outlets are respectively connected with the full face masks.
Further, the air delivery module further comprises: and the air quantity regulating valves are respectively connected with the positive pressure air outlets and are used for regulating the air quantity of the positive pressure air outlets.
Further, the number of the positive pressure air outlets is consistent with the number of sample preparation stations in the soil sample preparation chamber, and the positions are in one-to-one correspondence.
Further, the method further comprises the following steps: the breathing long pipes are communicated with the full face masks and the air conveying modules.
Further, the length of the breathing long tube is 1-2 m.
According to the soil census sample preparation dustproof fresh air system provided by the embodiment of the utility model, the face of a human body is covered by the full face mask, and positive pressure fresh air is conveyed to the full face mask, so that soil dust can be effectively prevented from entering the full face mask, dust isolation is realized, the respiration of sample preparation personnel is ensured, and the protection effect is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.
Drawings
Fig. 1 is a schematic diagram of a conveying module structure of a soil census sample preparation dustproof fresh air system according to an embodiment of the utility model.
Fig. 2 is a schematic structural view of a full face mask of a soil census sample preparation dust-proof fresh air system according to an embodiment of the present utility model.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.
Firstly, a soil census sample preparation dustproof fresh air system according to an embodiment of the utility model will be described with reference to fig. 1-2, which is used for effectively isolating dust when soil sample preparation is performed by soil sample preparation personnel, improving the protection effect of the sample preparation personnel, and has wide application scenarios.
As shown in fig. 1-2, the soil census sample preparation dustproof fresh air system of the embodiment of the utility model is provided with an air conveying module and a plurality of full masks 2.
Specifically, as shown in fig. 1-2, in this embodiment, the air delivery module is connected to an external soil sample preparation chamber 3 for delivering positive pressure fresh air; a number of full face masks 2 are connected to the output of the air delivery module. The positive pressure type fresh air is conveyed to the plurality of full face masks 2 through the air conveying module, so that the soil can be effectively prevented from entering the inside of the full face masks 2, and the respiration of sample preparation personnel is guaranteed.
Further, as shown in fig. 1, in the present embodiment, the air delivery module includes: an air duct 11, a ventilation filter device 12 and a plurality of positive pressure air outlets 13. The air duct 11 is arranged in the soil sample preparation chamber 3 and is used for conveying positive-pressure fresh air; the ventilation and filtration device 12 is arranged outside the soil sample preparation chamber 3, and the ventilation and filtration device 12 is connected with the air duct 11 and is used for filtering outside air and conveying the outside air into the air duct 11; the positive pressure air outlets 13 are communicated with the air duct 11, the positive pressure air outlets 13 are respectively connected with the full masks 2, and the positive pressure air outlets 13 are used for conveying positive pressure fresh air conveyed in the air duct 11 to the full masks 2.
Further, the air delivery module further comprises: the air quantity adjusting valves 14 are respectively connected with the positive pressure air outlets 13 and used for adjusting the air quantity of the positive pressure air outlets 13.
Further, as shown in fig. 1, in this embodiment, the number of positive pressure air outlets 13 is consistent with the number of sample preparing stations 31 in the soil sample preparing chamber 3, and the positions are in one-to-one correspondence, so that the sample preparing personnel can wear the full face mask 2, perform sample preparing work, and shorten the conveying distance of fresh air.
Further, as shown in fig. 2, in this embodiment, the soil census sample preparation dustproof fresh air system according to the embodiment of the present utility model further includes: the breathing long pipes 21 are communicated with the full face masks 2 and the air conveying modules, and are used for connecting the positive pressure air outlets 13 and conveying fresh air conveyed by the positive pressure air outlets 13 into the full face masks 2.
Further, in this embodiment, the length of the breathing long tube 21 is 1-2 m, so that the sample preparation person wearing the full face mask 2 can have a certain activity space on the designated sample preparation station 31, and the activity range of the sample preparation work is ensured.
When the full face mask 2 is used, a sample preparation person wears the full face mask 2, then fresh air outside is filtered through the ventilation filter device 12, the fresh air outside is conveyed into the air duct 11, after being conveyed through the air duct 11, positive-pressure fresh air is discharged to the full face mask 2 through the positive-pressure air outlet 13, and the air quantity discharged from the positive-pressure air outlet 13 can be controlled through adjusting the air quantity adjusting valve 14 according to the self requirements.
Above, the soil census sample preparation dustproof fresh air system according to the embodiment of the utility model is described with reference to fig. 1-2, the face of a human body is covered by the full face mask 2, and the full face mask 2 is conveyed with positive pressure fresh air, so that soil dust can be effectively prevented from entering the full face mask 2, dust isolation is realized, the respiration of sample preparation personnel is ensured, and the protection effect is improved
It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises an element.
While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (6)
1. Dustproof new trend system of soil census system appearance, characterized by contains:
the air conveying module is connected with the external soil sample preparation chamber and is used for conveying positive-pressure fresh air;
and the full masks are connected with the output end of the air conveying module.
2. The soil census-sampling dust-prevention fresh air system of claim 1, wherein the air delivery module comprises:
the air duct is arranged in the soil sample preparation chamber;
the ventilation filter device is arranged outside the soil sample preparation chamber and is connected with the air duct;
the positive pressure air outlets are communicated with the air duct, and the positive pressure air outlets are respectively connected with the full masks.
3. The soil census-sampling dust-prevention fresh air system of claim 2, wherein the air delivery module further comprises: and the air quantity regulating valves are respectively connected with the positive pressure air outlets and used for regulating the air quantity of the positive pressure air outlets.
4. The soil census sample preparation dustproof fresh air system of claim 2, wherein the number of the positive pressure air outlets is consistent with the number of sample preparation stations in the soil sample preparation chamber, and the positions are in one-to-one correspondence.
5. The soil census sample preparation dustproof fresh air system of claim 1, further comprising: the breathing long pipes are communicated with the full face masks and the air conveying module.
6. The soil census sampling dustproof fresh air system of claim 5, wherein the length of the breathing long tube is 1-2 m.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321564429.4U CN220002775U (en) | 2023-06-19 | 2023-06-19 | Dustproof fresh air system for soil general investigation sample preparation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321564429.4U CN220002775U (en) | 2023-06-19 | 2023-06-19 | Dustproof fresh air system for soil general investigation sample preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220002775U true CN220002775U (en) | 2023-11-14 |
Family
ID=88673729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321564429.4U Active CN220002775U (en) | 2023-06-19 | 2023-06-19 | Dustproof fresh air system for soil general investigation sample preparation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220002775U (en) |
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2023
- 2023-06-19 CN CN202321564429.4U patent/CN220002775U/en active Active
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