CN220671053U - Atmospheric particulate sampler - Google Patents
Atmospheric particulate sampler Download PDFInfo
- Publication number
- CN220671053U CN220671053U CN202322182317.9U CN202322182317U CN220671053U CN 220671053 U CN220671053 U CN 220671053U CN 202322182317 U CN202322182317 U CN 202322182317U CN 220671053 U CN220671053 U CN 220671053U
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- bearing frame
- shell
- groove
- sealing plate
- wedge
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- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 239000002245 particle Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims 3
- 230000003068 static effect Effects 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 8
- 238000005070 sampling Methods 0.000 description 7
- 239000008187 granular material Substances 0.000 description 6
- 239000013618 particulate matter Substances 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction 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 relates to the technical field of atmosphere monitoring, and particularly discloses an atmospheric particulate sampler, which comprises a shell, wherein an air inlet is formed in the top of the shell, an air outlet is formed in the side wall of the shell, a bearing frame is connected inside the instrument in a sliding manner, and a sealing plate is arranged on the bearing frame; a blocking component is arranged inside the shell. The blocking component is clamped on the blocking plate, the blocking plate is driven to slide to one side far away from the bearing frame, only the bearing frame slides at the moment, the blocking plate is in a static state, and therefore the blocking plate is gradually opened along with the sliding of the bearing frame, and therefore atmospheric particles entering from the air inlet can enter the bearing frame to collect the particles. When the bearing frame slides to one side far away from the shell, the sealing plate covers the bearing frame, so that the atmospheric particles in the bearing frame are sealed, and the bearing frame can be sealed in the stroke of pulling out the bearing frame from the shell, and the particles are prevented from falling off from the inside of the bearing frame.
Description
Technical Field
The utility model relates to the technical field of atmosphere monitoring, in particular to an atmospheric particulate sampler.
Background
The quality of the atmosphere environment has important influence on life and production of people, and the environment is particularly characterized in that the serious air pollution can cause the increase of the concentration of particles in the environment, so that the health of people is threatened, dust-free environment is often required to be constructed in the fields of precision machinery, biological medicine and the like, the quality of products can be seriously influenced if the particles in the air are more, and the concentration of suspended particles in the air needs to be adopted and analyzed through special sampling equipment for detecting the concentration of the particles in the air, the particle size distribution and the like.
Most of the existing atmospheric sampling devices can cause the filter membrane in the sampling device to be blocked when sampling for a long time, so that particles in the atmospheric sample filtered by the filter membrane are smaller and smaller slowly, and the result of acquisition and detection is inaccurate. In order to solve the technical problem in the prior art, related patents are provided, such as the Chinese patent application with the application number of 202221032251.4 and the authorized publication number of CN217237378U, the name of the air particulate matter sampler is an air particulate matter sampler, the above-mentioned patents disclose an air particulate matter sampler, the air particulate matter sampler belongs to the technical field of air sampling, the air particulate matter sampler comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a collecting box, an air outlet channel is arranged on one side surface of the collecting box, the inner wall of the air outlet channel is fixedly connected with a supporting rod, one end of the supporting rod is fixedly connected with a fan, one end of the air outlet channel is provided with a filtering membrane, a vibration mechanism is arranged on one side surface of the filtering membrane, a funnel is arranged below the air outlet channel, a collecting bottle is arranged below the funnel, and the upper surface of the collecting box is provided with an air inlet.
The filtering membrane in the sampling device can be vibrated when the atmospheric particles are sampled, so that the filtering membrane is prevented from being blocked after long-time use. The known particle quality in the atmosphere is very light, in order to avoid under the circumstances of transportation or depositing, need in time carry out the sealed processing to the granule after collecting, the mode that adopts in prior art just can seal it after taking out collection device from the sampler inside, has certain not enoughly.
Disclosure of Invention
The utility model aims to provide an atmospheric particulate sampler for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the atmospheric particulate sampler comprises a shell, wherein an air inlet is formed in the top of the shell, an air outlet is formed in the side wall of the shell, a bearing frame is connected inside the shell in a sliding manner, and a sealing plate is arranged on the bearing frame; the inside of the shell is provided with a blocking component, and when the bearing frame slides towards the inside of the shell, the blocking component is clamped on the closing plate to drive the closing plate to slide towards one side far away from the bearing frame; when the bearing frame slides to one side far away from the shell, the blocking component is unlocked, and the sealing plate covers the bearing frame, so that atmospheric particles in the bearing frame are sealed.
Further, the blocking assembly comprises a wedge block vertically connected inside the shell in a sliding manner, and an elastic piece is arranged between the wedge block and the shell; the sealing plate is provided with a wedge-shaped groove, and when the bearing frame slides towards the inside of the shell, the elastic force of the elastic piece drives the wedge-shaped block to be clamped in the wedge-shaped groove.
Further, the elastic piece comprises a bearing cylinder fixedly connected inside the shell, a sliding rod is fixedly connected to the wedge block and is slidably connected in the bearing cylinder, and a fastening spring is arranged between the sliding rod and the bearing cylinder.
Further, the two sides of the bearing frame are fixedly connected with positioning frames, and the sealing plate is in sliding connection with the bearing frame through the positioning frames.
Further, a guide groove is formed in the sealing plate, and the guide groove is communicated with the wedge-shaped groove.
Further, a guide rail is fixedly connected to the shell, a positioning groove is formed in the bottom of the bearing frame, and the bearing frame is in sliding connection with the shell through cooperation between the positioning groove and the guide rail.
Further, a positioning component is arranged between the guide rail and the bearing frame; the positioning assembly comprises a locking ball, a mounting groove is formed in the guide rail, a locking spring is arranged in the mounting groove, the locking ball is arranged in the mounting groove, a locking groove is formed in the bearing frame, and the locking ball is driven to be clamped in the locking groove by the aid of elasticity of the locking spring.
Compared with the prior art, the utility model has the beneficial effects that: this atmospheric particulates sample thief, during operation, block the subassembly joint on the closure plate, drive the closure plate and to keeping away from the one side slip of carrying the frame, only carry the frame slip at this moment, the closure plate is in quiescent condition, consequently along with carrying the slip of frame, the closure plate is opened gradually, consequently the atmospheric particulates that get into from the air inlet then can enter into the carrying the frame inside, realizes the collection of granule. After the work is accomplished, when the frame that bears slides to keeping away from casing one side, blocks the subassembly unblock, and the closure plate lid closes on the frame that bears to make the inside atmosphere granule of frame that bears seal, consequently can realize bearing the frame and seal the frame in the stroke that the frame was pulled out from the casing, avoid the granule to drop from bearing the frame inside, need not to use the closing cap piece again simultaneously to seal the frame that bears, improve work efficiency, satisfy work needs, excellent in use effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an overall top view structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the cross-sectional structure of FIG. 2 taken along line A-A;
FIG. 4 is a schematic view of a carrier structure according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a local explosion structure of a positioning assembly according to an embodiment of the present utility model;
FIG. 6 is a schematic view of a partial structure of a blocking assembly according to an embodiment of the present utility model;
fig. 7 is an enlarged view of the area a in fig. 3.
Reference numerals illustrate: 1. a housing; 2. an air inlet; 3. an air outlet; 4. a conical groove; 5. a carrying frame; 6. a closing plate; 7. a positioning frame; 8. a guide groove; 9. wedge-shaped grooves; 10. wedge blocks; 11. a slide bar; 12. a carrying cylinder; 13. a fastening spring; 14. a guide rail; 15. a mounting groove; 16. a locking spring; 17. and (5) locking the ball.
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. 1-7, the present utility model provides a technical solution: the atmospheric particulate sampler comprises a shell 1, wherein an air inlet 2 is formed in the top of the shell 1, an air outlet 3 is formed in the side wall of the shell 1, a bearing frame 5 is connected inside the shell in a sliding manner, and a sealing plate 6 is arranged on the bearing frame 5; a blocking component is arranged in the shell 1, and when the bearing frame 5 slides towards the inside of the shell 1, the blocking component is clamped on the closing plate 6 to drive the closing plate 6 to slide towards one side far away from the bearing frame 5; when the carrying frame 5 slides to the side far away from the shell 1, the blocking component is unlocked, and the sealing plate 6 covers the carrying frame 5, so that the atmospheric particles inside the carrying frame 5 are sealed.
Specifically, the atmospheric particulate sampler is specifically in the prior art, and the working principle thereof is not repeated here. The air inlet 2 is formed in the top of the shell 1, the air outlet 3 is formed in the side wall of the shell 1, a fan is arranged at the air outlet 3 through a supporting frame, a filtering membrane is arranged at the air outlet 3, a vibration piece is arranged on the inner wall of the air outlet 3 according to the requirement of a working environment, and the filtering membrane is subjected to vibration operation, so that the filtering membrane in the sampling device can be vibrated when the atmospheric particles are sampled, the filtering membrane is prevented from being blocked after being used for a long time, and inaccuracy in detection of samples is avoided. Meanwhile, the inside of the shell 1 is specifically provided with a conical groove 4, a bearing frame 5 is slidably connected in the shell, and the shape and the opening size of the bearing frame 5 are matched with the bottom of the conical groove 4. More specifically, a closing plate 6 is mounted on the carrying frame 5, wherein a blocking assembly is arranged inside the housing 1. When the bearing frame 5 slides to the inside of the shell 1, the blocking component is clamped on the sealing plate 6, the sealing plate 6 is driven to slide to one side far away from the bearing frame 5, only the bearing frame 5 slides at the moment, the sealing plate 6 is in a static state, and therefore the sealing plate 6 is gradually opened along with the sliding of the bearing frame 5, and therefore, atmospheric particles entering from the air inlet 2 can enter the inside of the bearing frame 5, and particle collection is achieved. After the work is accomplished, when the carrier frame 5 slides to keeping away from casing 1 one side, blocks the subassembly unblock, and closure plate 6 lid closes on carrier frame 5 to make the inside atmosphere granule of carrier frame 5 seal, consequently can realize sealing carrier frame 5 in carrier frame 5 from the stroke that casing 1 pulled out, avoid the granule to drop from carrier frame 5 inside, need not to use the closing cap piece again simultaneously to seal carrier frame 5, improve work efficiency, satisfy work needs, excellent in use effect.
In the embodiment provided by the utility model, the blocking assembly comprises a wedge block 10 vertically and slidingly connected inside the shell 1, and an elastic piece is arranged between the wedge block 10 and the shell 1; the sealing plate 6 is provided with the wedge-shaped groove 9, when the bearing frame 5 slides towards the inside of the shell 1, the elastic force of the elastic piece drives the wedge-shaped block 10 to be clamped in the wedge-shaped groove 9, so that when the bearing frame 5 slides towards the inside of the shell 1, the wedge-shaped block 10 is clamped in the wedge-shaped groove 9, and under the blocking effect of one side of the wedge-shaped block 10, only the bearing frame 5 slides at the moment, the sealing plate 6 is in a static state, and therefore, along with the sliding of the bearing frame 5, the sealing plate 6 is gradually opened. After the work is completed, in the process of pulling out the bearing frame 5 from the inside of the shell 1, most of the sealing plate 6 is sealed with the bearing frame 5, so that pressure can be applied to the blocking assembly, after the wedge-shaped surface on one side of the wedge-shaped block 10 is abutted with the wedge-shaped groove 9, the wedge-shaped block 10 can slide upwards at the moment under the extrusion action, and is far away from the wedge-shaped groove 9, and the bearing frame 5 can slide out of the shell 1 with the sealing plate 6 at the moment.
In the embodiment provided by the utility model, the elastic piece comprises the bearing barrel 12 fixedly connected in the shell 1, the wedge block 10 is fixedly connected with the sliding rod 11, the sliding rod 11 is slidably connected in the bearing barrel 12, and the fastening spring 13 is arranged between the sliding rod 11 and the bearing barrel 12, so that the stability of the wedge block 10 during working is improved.
In the embodiment provided by the utility model, the positioning frames 7 are fixedly connected to the two sides of the bearing frame 5, and the sealing plate 6 is in sliding connection with the bearing frame 5 through the positioning frames 7, so that the stability of the sealing plate 6 during sliding is improved. More specifically, a damping slot is formed in the bearing frame 5, wherein the closing plate 6 is slidably connected with the damping slot through a damping block, so that the closing plate 6 moves together with the bearing frame 5 without external force. Wherein the damping groove is blocked on both sides so that the closing plate 6 cannot slide out of the carrier frame 5.
In the embodiment provided by the utility model, the guide groove 8 is formed on the sealing plate 6, and when the guide groove 8 is communicated with the wedge-shaped groove 9, the stability of the wedge-shaped block 10 during sliding can be further improved.
In the embodiment provided by the utility model, the guide rail 14 is fixedly connected to the shell 1, the bottom of the bearing frame 5 is provided with the positioning groove, the bearing frame 5 is in sliding connection with the shell 1 through the cooperation between the positioning groove and the guide rail 14, and the stability of the bearing frame 5 during sliding is improved.
In the embodiment provided by the utility model, a positioning component is arranged between the guide rail 14 and the bearing frame 5; the positioning component comprises a locking ball 17, a mounting groove 15 is formed in the guide rail 14, a locking spring 16 is arranged in the mounting groove 15, the locking ball 17 is arranged in the mounting groove 15, a locking groove is formed in the bearing frame 5, and the locking ball 17 is driven to be clamped in the locking groove by the elastic force of the locking spring 16. When the carrying frame 5 is clamped in the shell 1, the elastic force of the locking spring 16 drives the locking ball 17 to be clamped in the corresponding locking groove, so that the carrying frame 5 is further fixed.
It should be noted that the electric equipment in the present application can be powered by a storage battery or an external power supply.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an atmospheric particulates sample thief, includes casing (1), air inlet (2) have been seted up on casing (1) top, gas outlet (3) have been seted up to casing (1) lateral wall, its characterized in that:
the inside of the shell (1) is connected with a bearing frame (5) in a sliding way, and a sealing plate (6) is arranged on the bearing frame (5);
a blocking component is arranged in the shell (1), and when the bearing frame (5) slides towards the inside of the shell (1), the blocking component is clamped on the sealing plate (6) to drive the sealing plate (6) to slide towards one side far away from the bearing frame (5);
when the bearing frame (5) slides to the side far away from the shell (1), the blocking component is unlocked, and the sealing plate (6) covers the bearing frame (5) so as to seal the atmospheric particles in the bearing frame (5).
2. An atmospheric particulate sampler as defined in claim 1, wherein: the blocking assembly comprises a wedge block (10) vertically connected inside the shell (1) in a sliding manner, and an elastic piece is arranged between the wedge block (10) and the shell (1);
the sealing plate (6) is provided with a wedge-shaped groove (9), and when the bearing frame (5) slides towards the inside of the shell (1), the elastic force of the elastic piece drives the wedge-shaped block (10) to be clamped in the wedge-shaped groove (9).
3. An atmospheric particulate sampler as defined in claim 2 wherein: the elastic piece comprises a bearing cylinder (12) fixedly connected inside the shell (1), a sliding rod (11) is fixedly connected to the wedge block (10), the sliding rod (11) is slidably connected in the bearing cylinder (12), and a fastening spring (13) is arranged between the sliding rod (11) and the bearing cylinder (12).
4. An atmospheric particulate sampler as defined in claim 1, wherein: the two sides of the bearing frame (5) are fixedly connected with positioning frames (7), and the sealing plate (6) is in sliding connection with the bearing frame (5) through the positioning frames (7).
5. An atmospheric particulate sampler as defined in claim 2 wherein: the sealing plate (6) is provided with a guide groove (8), and the guide groove (8) is communicated with the wedge-shaped groove (9).
6. An atmospheric particulate sampler as defined in claim 1, wherein: the shell (1) is fixedly connected with a guide rail (14), a positioning groove is formed in the bottom of the bearing frame (5), and the bearing frame (5) is in sliding connection with the shell (1) through cooperation between the positioning groove and the guide rail (14).
7. An atmospheric particulate sampler as defined in claim 6 wherein: a positioning assembly is arranged between the guide rail (14) and the bearing frame (5);
the positioning assembly comprises a locking ball (17), an installation groove (15) is formed in the guide rail (14), a locking spring (16) is arranged in the installation groove (15), the locking ball (17) is arranged in the installation groove (15), the bearing frame (5) is provided with the locking groove, and the elastic force of the locking spring (16) drives the locking ball (17) to be clamped in the locking groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322182317.9U CN220671053U (en) | 2023-08-15 | 2023-08-15 | Atmospheric particulate sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322182317.9U CN220671053U (en) | 2023-08-15 | 2023-08-15 | Atmospheric particulate sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220671053U true CN220671053U (en) | 2024-03-26 |
Family
ID=90342807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322182317.9U Active CN220671053U (en) | 2023-08-15 | 2023-08-15 | Atmospheric particulate sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220671053U (en) |
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2023
- 2023-08-15 CN CN202322182317.9U patent/CN220671053U/en active Active
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