CN213148401U

CN213148401U - Atmospheric particulates sample thief that sustainable precision is high

Info

Publication number: CN213148401U
Application number: CN202020624514.5U
Authority: CN
Inventors: 玉苏甫江·阿不都克然木; 马文; 米尔扎提·米尔孜力; 都力库尼·阿尤甫
Original assignee: Xinjiang Shuiqingqing Environmental Monitoring Technology Service Co ltd
Current assignee: Xinjiang Shuiqingqing Environmental Monitoring Technology Service Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-05-07
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a particulate matter sample thief field discloses an atmospheric particulates sample thief that sustainable precision is high. Comprises a supporting table, a wind vane, a first gear, a second gear, a movable supporting rod and a sampling box body. The wind vane is arranged on the upper surface of the supporting table, a first gear is sleeved on the wind vane, a movable supporting rod is vertically arranged on one side of the wind vane, and a second gear is sleeved on the movable supporting rod. Be provided with the sampling box on the activity bracing piece, seted up the mounting groove in the sampling box, set gradually filter screen, large granule thing cutterbar, first collection board, little particulate matter cutterbar, second collection board and filter membrane in the mounting groove. The utility model discloses an adopt the setting of wind vane, first gear, second gear, movable support pole and sampling box, can adjust the direction of sample connection according to the change of wind direction, make the direction of sample connection keep unanimous with the wind direction to last effectual collection, improved the collection efficiency of particulate matter.

Description

Atmospheric particulates sample thief that sustainable precision is high

Technical Field

The utility model relates to a particulate matter sample thief field, in particular to atmospheric particulates sample thief that sustainable precision is high.

Background

The quality of the atmospheric environment has an important influence on the life and production of people, and the specific embodiment is that on one hand, the serious air pollution can cause the concentration of particulate matters in the air to be increased, and further the health of people is threatened. On the other hand, in the fields of precision machinery, biomedicine and the like, a dust-free environment is often required to be created, and if the amount of particles in the air is large, the product quality is seriously affected. In order to detect the concentration of airborne particles, the airborne particles need to be sampled and analyzed by a special sampling device. And current atmospheric particulates sampling equipment can only gather towards a wind direction, if the wind direction changes, then need operating personnel to carry the rotation to equipment, and the operation is comparatively loaded down with trivial details, has reduced collection efficiency, and simultaneously, sampling equipment is all single-stage collection, also greatly reduced experimental detection precision.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides an atmospheric particulates sample thief that sustainable precision is high through the setting that adopts wind vane, first gear, second gear, movable support pole and sampling box, can adjust the direction of sample connection according to the change of wind direction, makes the direction and the wind direction of sample connection keep unanimous to last effectual the gathering, improved the collection efficiency of particulate matter. Through the setting of large granule thing cutterbar, small particle thing cutterbar, first collection board, second collection board and filter membrane, make the sampling equipment can gather the particulate matter of different particle diameters, improved the experimental precision that detects.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

an atmospheric particulate sampler with high sustainable precision comprises a supporting table, a wind vane, a first gear, a second gear, a movable supporting rod, a sampling box body and a supporting foot frame; the wind vane is vertically arranged on the upper surface of the supporting table, the first gear is sleeved on the wind vane, the movable supporting rod is vertically arranged on one side of the wind vane, and the second gear meshed with the first gear is sleeved on the movable supporting rod; the sampling box body is arranged on the movable supporting rod, a mounting groove is formed in the sampling box body, a filter screen is arranged at an opening of the mounting groove, a large particle cutter is movably arranged on one side of the filter screen, a first collecting plate capable of being drawn movably is movably arranged on one side of the large particle cutter, a small particle cutter is movably arranged on one side of the first collecting plate, a second collecting plate capable of being drawn movably is movably arranged on one side of the small particle cutter, and a filter membrane is arranged on one side of the second collecting plate; the lower surface of the supporting platform is provided with fixed seats at intervals, and the fixed seats are hinged with the supporting foot frames.

As a preferred scheme of the utility model, the supporting foot rest comprises a first movable connecting rod, a second movable connecting rod and a sleeve; the first movable connecting rod is hinged with the fixed seat, a groove is formed in the first movable connecting rod, and a moving groove is formed in the groove; the sleeve is sleeved on the first movable connecting rod and is connected with the first movable connecting rod through the matching of a bolt and a nut, a through groove corresponding to the groove is formed in one end of the sleeve, one end of the second movable connecting rod penetrates through the through groove and extends into the groove, moving blocks are symmetrically arranged on the second movable connecting rod and are matched with the moving grooves; and a foot pad is arranged at the other end of the second movable connecting rod.

As a preferred scheme of the utility model, a first supporting spring is arranged between the first movable connecting rod and the second movable connecting rod; and a second supporting spring is sleeved on the first movable connecting rod and connected with the sleeve.

As an optimal scheme of the utility model the brace table with the contact department of wind vane and movable support plate is provided with ball bearing.

As a preferred scheme of the utility model, it has the one deck viscous layer to coat on first collection board and the second collection board, the viscous layer adopts resin material.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses an adopt the setting of wind vane, first gear, second gear, movable support pole and sampling box, can adjust the direction of sample connection according to the change of wind direction, make the direction of sample connection keep unanimous with the wind direction to last effectual collection, improved the collection efficiency of particulate matter. Through the setting of large granule thing cutterbar, small particle thing cutterbar, first collection board, second collection board and filter membrane, make the sampling equipment can gather the particulate matter of different particle diameters, improved the experimental precision that detects.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the side view of the local structure of the present invention.

Fig. 3 is the utility model discloses a sampling box looks sideways at the schematic structure diagram.

Fig. 4 is a schematic structural view of the supporting leg of the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

1-filter screen 2-large particle cutter 3-first collection plate 4-small particle cutter 5-second collection plate 6-filter membrane 7-mounting groove 8-sampling box 9-movable support rod 10-wind vane 11-first gear 12-support table 13-fixed seat 14-second support spring 15-groove 16-moving block 17-moving groove 18-through groove 19-foot pad 20-second movable connecting rod 21-sleeve 22-first support spring 23-nut 24-bolt 25-first movable connecting rod 26-second gear 27-ball bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 4, the utility model relates to an atmospheric particulates sample thief that sustainable precision is high, including brace table 12, wind vane 10, first gear 11, second gear 26, activity bracing piece 9, sampling box 8 and supporting leg frame.

Specifically, the vertical wind vane 10 that is provided with in the upper surface of brace table 12, the cover is equipped with first gear 11 on wind vane 10, vertically be provided with movable support rod 9 in one side of wind vane 10, the cover is equipped with second gear 26 with first gear 11 meshing complex on movable support rod 9, wind-force through the atmospheric environment production, the arrow point that makes wind vane 10 rotates and blows the wind direction that comes and keeps unanimous, drive first gear 11 and rotate, drive second gear 26 and movable support rod 9 synchronous rotation. Wherein, the ball bearing 27 is arranged at the contact part of the support platform 12 and the wind vane 10 and the movable support plate, which improves the rotating smoothness of the wind vane 10 and the movable support plate.

Furthermore, a sampling box body 8 is arranged on the movable support rod 9, and the opening position of the sampling box body 8 is always consistent with the arrow of the wind vane 10 through the movement of the wind vane 10. Offer mounting groove 7 in sampling box 8, be provided with filter screen 1 at the opening part of mounting groove 7, one side activity at filter screen 1 is provided with big particulate matter cutterbar 2, one side activity at big particulate matter cutterbar 2 is provided with first collection board 3 that can draw, one side activity at first collection board 3 is provided with little particulate matter cutterbar 4, one side activity at little particulate matter cutterbar 4 is provided with second collection board 5 that can draw, one side at second collection board 5 is provided with filter membrane 6, make the sampling device can gather the particulate matter of different particle diameters, through the analysis contrast, the accurate detection data that reachs the experiment, the test precision has been improved. Wherein, the first collecting plate 3 and the second collecting plate 5 are coated with a layer of adhesive layer, and the adhesive layer is made of resin material, thereby effectively avoiding the rebound or re-returning airflow of the particles.

Further, a fixed seat 13 is arranged on the lower surface of the support table 12 at intervals, and a support foot stand is hinged to the fixed seat 13 and comprises a first movable connecting rod 25, a second movable connecting rod 20 and a sleeve 21. The first movable connecting rod 25 is hinged with the fixed seat 13, a groove 15 is formed in the first movable connecting rod 25, and a moving groove 17 is formed in the groove 15. A sleeve 21 is sleeved on the first movable connecting rod 25, the sleeve 21 is connected with the first movable connecting rod 25 through the matching of a bolt 24 and a nut 23, a through groove 18 corresponding to the groove 15 is formed in one end of the sleeve 21, one end of the second movable connecting rod 20 penetrates through the through groove 18 and extends into the groove 15, moving blocks 16 are symmetrically arranged on the second movable connecting rod 20, and the moving blocks 16 are matched with the moving grooves 17; a foot pad 19 is arranged at the other end of the second movable connecting rod 20. Wherein, be provided with first supporting spring 22 between first swing joint pole 25 and second swing joint pole 20, the cover is equipped with second supporting spring 14 on first swing joint pole 25, and second supporting spring 14 is connected with sleeve 21, has improved the stability when experimental collection.

The utility model discloses an action principle process: an appropriate sampling point is found, and the supporting foot is arranged to make the pad 19 contact with the ground. When the foot pad 19 contacts with the ground, the second movable connecting rod 20 and the moving block 16 move upwards, the first supporting spring 22 is in a compressed state, the sleeve 21 also moves upwards on the bolt 24 along with the movement of the second movable connecting rod 20, and the second supporting spring 14 is in a compressed state. Then according to the wind power generated by the atmospheric environment, the arrow of the wind vane 10 is rotated to be consistent with the blown wind direction, the first gear 11 is driven to rotate, the second gear 26 and the movable support rod 9 are driven to rotate synchronously, the sampling box body 8 is consistent with the arrow of the wind vane 10, then the filter screen 1, the large particle cutter 2, the first collecting plate 3, the small particle cutter 4, the second collecting plate 5 and the filter membrane 6 are sequentially arranged in the sampling box body 8, the gas firstly passes through the filter screen 1 to filter out larger particles and impurities, then passes through the large particle cutter 2 to cut large particles, when the gas flows into the small particle cutter 4 again, the larger particles are adhered to the first collecting plate 3, the small particles enter the small cutter 4 to be further cut, and the cut particles are adhered to the second collecting plate 5 and smaller particles, is intercepted by the filter membrane 6, and after the collection of the particulate matters is finished, the collection plate is drawn out for testing.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An atmospheric particulate sampler with high sustainable precision is characterized by comprising a supporting platform, a wind vane, a first gear, a second gear, a movable supporting rod, a sampling box body and a supporting foot rest; the wind vane is vertically arranged on the upper surface of the supporting table, the first gear is sleeved on the wind vane, the movable supporting rod is vertically arranged on one side of the wind vane, and the second gear meshed with the first gear is sleeved on the movable supporting rod; the sampling box body is arranged on the movable supporting rod, a mounting groove is formed in the sampling box body, a filter screen is arranged at an opening of the mounting groove, a large particle cutter is movably arranged on one side of the filter screen, a first collecting plate capable of being drawn movably is movably arranged on one side of the large particle cutter, a small particle cutter is movably arranged on one side of the first collecting plate, a second collecting plate capable of being drawn movably is movably arranged on one side of the small particle cutter, and a filter membrane is arranged on one side of the second collecting plate; the lower surface of the supporting platform is provided with fixed seats at intervals, and the fixed seats are hinged with the supporting foot frames.

2. The sustainable high-precision atmospheric particulate sampler according to claim 1, wherein the supporting foot stand comprises a first movable connecting rod, a second movable connecting rod and a sleeve; the first movable connecting rod is hinged with the fixed seat, a groove is formed in the first movable connecting rod, and a moving groove is formed in the groove; the sleeve is sleeved on the first movable connecting rod and is connected with the first movable connecting rod through the matching of a bolt and a nut, a through groove corresponding to the groove is formed in one end of the sleeve, one end of the second movable connecting rod penetrates through the through groove and extends into the groove, moving blocks are symmetrically arranged on the second movable connecting rod and are matched with the moving grooves; and a foot pad is arranged at the other end of the second movable connecting rod.

3. The atmospheric particulate sampler with high sustainable accuracy according to claim 2, wherein a first support spring is arranged between the first movable connecting rod and the second movable connecting rod; and a second supporting spring is sleeved on the first movable connecting rod and connected with the sleeve.

4. The sampler for atmospheric particulates with high sustainable accuracy according to claim 1, wherein a ball bearing is provided at a contact position of the support platform with the wind vane and the movable support plate.

5. A sampler for atmospheric particulates with high sustainable accuracy according to claim 1, wherein the first collecting plate and the second collecting plate are coated with a layer of adhesive, and the adhesive layer is made of resin material.