CN220854316U - On-site environment sampling device for detecting indoor environment pollutants - Google Patents
On-site environment sampling device for detecting indoor environment pollutants Download PDFInfo
- Publication number
- CN220854316U CN220854316U CN202322341633.6U CN202322341633U CN220854316U CN 220854316 U CN220854316 U CN 220854316U CN 202322341633 U CN202322341633 U CN 202322341633U CN 220854316 U CN220854316 U CN 220854316U
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- China
- Prior art keywords
- bottom plate
- frame
- sampling device
- utility
- sealing shell
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- 238000005070 sampling Methods 0.000 title claims abstract description 29
- 239000003344 environmental pollutant Substances 0.000 title claims abstract description 17
- 231100000719 pollutant Toxicity 0.000 title abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000011065 in-situ storage Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a field environment sampling device for detecting indoor environment pollutants, and relates to the technical field of environment sampling. The utility model comprises a bottom plate and a sealing shell, wherein the middle part of the top end of the bottom plate is fixedly provided with a frame body, four side walls of the frame body are uniformly provided with a plurality of collecting holes, the bottom end of the sealing shell is provided with a limiting groove, the frame body slides in the limiting groove, one side of the sealing shell is fixedly provided with an internal thread ring, the middle part of the bottom end of the bottom plate is fixedly provided with a support frame, one side of the top of the support frame is fixedly provided with a rotating motor, the output end of the rotating motor is fixedly provided with a screw rod, the screw rod is screwed in the internal thread ring, and the rotating motor is internally provided with a motor timer. According to the utility model, the motor timer is arranged to control the rotary motor to work at regular time, and the screw rod is driven to rotate by the rotary motor to drive the sealing shell to move downwards along the frame body, so that the indoor air is sampled, the on-site environment for detecting the indoor environmental pollutants is sampled, the sampling quality is ensured, and the workload of staff is reduced.
Description
Technical Field
The utility model belongs to the technical field of environment sampling, and particularly relates to a field environment sampling device for detecting indoor environment pollutants.
Background
Indoor environment detection is to quantitatively measure and analyze concentration changes in other harmful rooms in a discontinuous or continuous mode by using a method, observe and analyze the process and the degree, and in indoor environment pollutant detection, indoor air needs to be sampled in site:
In the indoor environment pollutant detection standard, the sampling device needs to be ensured to be positioned between 0.8m and 1.5m in the ground, and the room is required to be sealed for at least 1 hour during sampling, manual sampling is required at present, manual sampling is required at regular time, however, the room entering and exiting can cause the failure of the sealed state of the room, the sampling quality is influenced, and the workload of staff is increased.
Therefore, the existing on-site environment sampling device for detecting indoor environment pollutants cannot meet the requirements in practical use, so that there is an urgent need in the market for an improved technology to solve the above problems.
Disclosure of utility model
The utility model aims to provide a field environment sampling device for detecting indoor environment pollutants, which solves the problems that manual sampling needs to be performed at fixed time by setting a timing and height-fixing automatic sampling structure, however, a room in and out can cause a closed state failure of the room, the sampling quality is influenced, and the workload of staff is increased.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to an on-site environment sampling device for detecting indoor environment pollutants, which comprises a bottom plate and a sealing shell, wherein a frame body is fixedly arranged in the middle of the top end of the bottom plate, a plurality of collecting holes are uniformly formed in the four side walls of the frame body, a limit groove is formed in the bottom end of the sealing shell, the frame body slides in the limit groove, an internal thread ring is fixedly arranged on one side of the sealing shell, a support frame is fixedly arranged in the middle of the bottom end of the bottom plate, a rotating motor is fixedly arranged on one side of the top of the support frame, a screw rod is fixedly arranged at the output end of the rotating motor, the screw rod is screwed in the internal thread ring, a motor timer is arranged in the rotating motor, a closed space is formed by the bottom plate, the frame body and the sealing shell in a matched mode, indoor air is collected, the rotating motor is controlled to work at regular time, the internal thread ring drives the sealing shell to move up and down along the frame body through the rotation of the screw rod driven by the rotating motor, and the position of the sealing shell is limited by the limit groove and the frame body in a matched mode, so that the internal thread ring is prevented from rotating.
Further, the height of support frame is 1m, the protective housing has been set firmly to bottom plate one side, and the protective housing cup joints outside the lead screw, supports the position of fixing the bottom plate at 1m high department through the support frame, guarantees the accuracy of sampling.
Further, the sealing sleeve is fixedly arranged at the top end of the bottom plate and is in sliding clamping connection with the limiting groove, the limiting groove is further sealed through the sealing sleeve, and air is prevented from entering the inside of the sealing shell along the limiting groove.
Further, the middle part of the top end of the sealing shell is provided with a discharge port, the inside of the discharge port is movably clamped with a rubber plug, the discharge port is convenient for taking out sampled air, and the rubber plug is convenient for sealing the discharge port.
The utility model has the following beneficial effects:
According to the utility model, the motor timer is arranged to control the rotary motor to work at regular time, the screw rod is driven to rotate by the rotary motor to drive the sealing shell to move downwards along the frame body, so that the indoor air is sampled, the on-site environment for detecting the indoor environmental pollutants is sampled, manual sampling is not needed, the sampling quality is ensured, and the workload of staff is reduced.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings used for describing the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a diagram showing the positional relationship among the base plate, the frame and the support frame according to the present utility model;
FIG. 3 is an exploded view of the top structure of the containment vessel of the present utility model;
fig. 4 is a schematic view of the bottom structure of the seal housing of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
101. A bottom plate; 102. a frame; 103. a collection hole; 104. sealing sleeve; 105. a protective shell; 106. a rotating electric machine; 107. a screw rod; 108. a support frame; 201. a sealed housing; 202. an internally threaded ring; 203. a discharge port; 204. a rubber stopper; 205. and a limit groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model relates to a field environment sampling device for detecting indoor environmental pollutants, which comprises a bottom plate 101 and a sealing shell 201, wherein a frame 102 is fixedly arranged in the middle of the top end of the bottom plate 101, a plurality of collecting holes 103 are uniformly formed in four side walls of the frame 102, a limit groove 205 is formed in the bottom end of the sealing shell 201, the frame 102 slides in the limit groove 205, an internal thread ring 202 is fixedly arranged on one side of the sealing shell 201, a supporting frame 108 is fixedly arranged in the middle of the bottom end of the bottom plate 101, a rotating motor 106 is fixedly arranged on one side of the top of the supporting frame 108, a screw rod 107 is fixedly arranged at the output end of the rotating motor 106, the screw rod 107 is screwed in the internal thread ring 202, a motor timer is arranged in the rotating motor 106, a closed space is formed by matching the bottom plate 101, the frame 102 and the sealing shell 201, the rotating motor 106 is controlled to work at regular time through the motor timer, the screw rod 107 is driven to rotate through the operation of the rotating motor 106, the internal thread ring 202 drives the sealing shell 201 to move up and down along the frame 102, the closing and opening are completed, the position of the sealing shell 201 is limited by the cooperation of the limit groove 205 and the frame 102, and the position of the sealing shell 201 is prevented from rotating.
As shown in fig. 2, the supporting frame 108 has a height of 1m, one side of the bottom plate 101 is fixedly provided with the protecting shell 105, and the protecting shell 105 is sleeved outside the screw rod 107, and the position of the bottom plate 101 is supported and fixed at the height of 1m through the supporting frame 108, so that the accuracy of sampling is ensured.
As shown in fig. 2-4, the top end of the bottom plate 101 is fixedly provided with the sealing sleeve 104, the sealing sleeve 104 is in sliding clamping connection with the limiting groove 205, the limiting groove 205 is further sealed through the sealing sleeve 104, air is prevented from entering the sealing shell 201 along the limiting groove 205, the middle of the top end of the sealing shell 201 is provided with the exhaust port 203, the inside of the exhaust port 203 is movably clamped with the rubber plug 204, the exhaust port 203 is convenient for taking out sampled air, and the rubber plug 204 is convenient for sealing the exhaust port 203.
Working principle:
When sampling, the on-site environment sampling device for detecting the indoor environment pollutants is firstly placed indoors, then the working time of the rotating motor 106 is set to be between 1 and 12 hours by utilizing a motor timer, and the indoor doors and windows are closed;
Indoor air enters the frame body 102 along the collection hole 103, after the set time arrives, the rotating motor 106 works, the screw rod 107 is driven to rotate through the operation of the rotating motor 106, the inner threaded ring 202 drives the sealing shell 201 to move down to the sealing sleeve 104 along the frame body 102 and be clamped inside the limit groove 205, and therefore indoor air is collected, and sample collection is completed.
Claims (4)
1. The utility model provides an indoor environmental pollutant detects with on-spot environment sampling device, includes bottom plate (101) and seal shell (201), its characterized in that: the utility model discloses a motor timer, including bottom plate (101), frame (102) have been set firmly in the middle part in bottom plate (101) top, and frame (102) four lateral walls have evenly seted up a plurality of collection hole (103), spacing groove (205) have been seted up to sealed shell (201) bottom, frame (102) are slided inside spacing groove (205), sealed shell (201) one side has set firmly internal thread ring (202), support frame (108) have been set firmly in bottom plate (101) bottom middle part, and support frame (108) top one side has set firmly rotating electrical machines (106), rotating electrical machines (106) output has set firmly lead screw (107), and lead screw (107) spin in inside internal thread ring (202), rotating electrical machines (106) inside are provided with the motor timer.
2. The in-situ environment sampling device for detecting indoor environmental pollutants according to claim 1, wherein: the height of the supporting frame (108) is 1m, a protective shell (105) is fixedly arranged on one side of the bottom plate (101), and the protective shell (105) is sleeved outside the screw rod (107).
3. The in-situ environment sampling device for detecting indoor environmental pollutants according to claim 1, wherein: the top end of the bottom plate (101) is fixedly provided with a sealing sleeve (104), and the sealing sleeve (104) is in sliding clamping connection with the limiting groove (205).
4. The in-situ environment sampling device for detecting indoor environmental pollutants according to claim 1, wherein: the middle part of the top end of the sealing shell (201) is provided with a discharge outlet (203), and a rubber plug (204) is movably clamped in the discharge outlet (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322341633.6U CN220854316U (en) | 2023-08-30 | 2023-08-30 | On-site environment sampling device for detecting indoor environment pollutants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322341633.6U CN220854316U (en) | 2023-08-30 | 2023-08-30 | On-site environment sampling device for detecting indoor environment pollutants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220854316U true CN220854316U (en) | 2024-04-26 |
Family
ID=90776759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322341633.6U Active CN220854316U (en) | 2023-08-30 | 2023-08-30 | On-site environment sampling device for detecting indoor environment pollutants |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220854316U (en) |
-
2023
- 2023-08-30 CN CN202322341633.6U patent/CN220854316U/en active Active
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