CN217033218U

CN217033218U - Sampling device is collected to air dust for environmental protection

Info

Publication number: CN217033218U
Application number: CN202123235318.2U
Authority: CN
Inventors: 黄绍清; 吴福和
Original assignee: Xiamen Yuanyi Construction Engineering Co ltd
Current assignee: Xiamen Yuanyi Construction Engineering Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-22
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an air dust collecting and sampling device for environmental protection, which comprises a sampling box, wherein an air pipeline is fixedly arranged on the outer wall of the left side of the sampling box, an air inlet is fixedly arranged at the upper left corner of the air pipeline, a butterfly valve is fixedly arranged below the air inlet, a sampling pipeline is fixedly arranged in the middle of the sampling box, the left end of the sampling pipeline is connected to the bottom of the air pipeline, an air flow meter is arranged at the right end of the sampling pipeline, a display instrument is arranged above the air flow meter, a filter plate is arranged in the middle of the sampling pipeline, a push rod is arranged on the left side of the filter plate, a through hole is formed in the joint of the push rod and the sampling pipeline, a scraper is fixedly arranged at the bottom of the push rod, a limiting plate is fixedly arranged in the middle of the push rod, a reset spring is sleeved below the limiting plate, a plurality of teeth are arranged on the right side of the push rod, and an incomplete gear is arranged in a matching manner. Compared with the prior art, the utility model has the advantages that: the environment-friendly ambient air quality monitoring device adopts a solar power generation technology for power supply, can automatically lift and monitor and has a comparison monitoring function.

Description

Sampling device is collected to air dust for environmental protection

Technical Field

The utility model relates to the field of environmental protection monitoring equipment, in particular to an air dust collecting and sampling device for environmental protection.

Background

The environmental protection is a general term of various actions taken by human beings to solve real or potential environmental problems, coordinate the relationship between human beings and the environment and guarantee the sustainable development of economy and society, and along with the gradual increase of environmental pollution, the environmental protection needs to be protected in time, and dust in the air needs to be collected and sampled in the environmental protection operation, and then the air quality condition is detected and judged.

The sampling of air dust is a process of collecting a particle sample and an impurity sample contained in air, and the sampling method of air dust is generally to collect a large amount of air after absorbing particles and the like in the air through a solid adsorption device. Such as air extraction method and filter membrane method. When present air dust sample, the filtration adsorption equipment among the sampling device is difficult for changing, can't do effectual screening to the particulate matter of different diameters. And the quantity and the type of impurities contained in the air in unit time can be judged only through the rotation time of the fan. It is impossible to determine the dust in the unit air flow rate. The sampling results are not satisfactory. The filter plate of sample needs manual dust of scraping above, needs manual intervention, influences the sample result.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems and provides an air dust collecting and sampling device for environmental protection, which has the advantages of air flow monitoring, convenience for replacing a filter plate and a sampling bottle and automatic dust scraping.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: an air dust collecting and sampling device for environmental protection comprises a sampling box, wherein an air pipeline is fixedly arranged on the outer wall of the left side of the sampling box, an air inlet is fixedly arranged at the upper left corner of the air pipeline, a butterfly valve is fixedly arranged below the air inlet, a sampling pipeline is fixedly arranged in the middle of the sampling box, the left end of the sampling pipeline is connected to the bottom of the air pipeline, an air flow meter is arranged at the right end of the sampling pipeline, a display is arranged above the air flow meter, a filter plate is arranged in the middle of the sampling pipeline, a filter plate fixing seat is arranged at the bottom of the filter plate and fixed on the inner side of the bottom wall of the sampling pipeline, the top of the filter plate is positioned at the top wall of the sampling pipeline and provided with a filter plate disassembling port, a push rod is arranged at the left side of the filter plate, a through hole is arranged at the joint of the push rod and the sampling pipeline, a scraper plate is fixedly arranged at the bottom of the push rod, a limiting plate is fixedly arranged in the middle of the push rod, and a resetting spring is sleeved below the limiting plate, the top of the push rod is located inside the top of the sampling box and is provided with a limiting cavity, the right side of the push rod is provided with a plurality of teeth, and incomplete gears are arranged on the teeth in a matched mode.

Furthermore, the rear end of the incomplete gear is connected to the output shaft end of the motor, and the motor is fixed on the top wall of the sampling box through a motor fixing frame.

Furthermore, the filter plate right side is located the inside fan that is equipped with of sample pipeline, the fixed air outlet that is equipped with in sample pipeline right side.

Furthermore, a support column is fixedly arranged below the sampling pipeline, and a filter plate handle is arranged at the top of the filter plate.

Further, be located the sampling pipeline diapire below the filter plate and be equipped with the sample bottle, sample bottle top is equipped with the connector link and connects in sampling pipeline.

Furthermore, the sampling case front end is equipped with glass guard gate and articulates in the sampling case right wall, can pull open the change that carries out filter plate and storage bottle.

Compared with the prior art, the utility model has the advantages that: the dust content in the air that has adopted air flowmeter can measure unit volume obtains more accurate sample result, has adopted the filter plate of convenient dismantlement change, changes the sample to the dust and the particulate matter of different diameters. The automatic scraper is adopted to scrape off the dust attached to the filter screen, the dust enters the sample storage bottle to store samples, and more accurate sampling results are avoided being obtained under the artificial dry and over condition. The sampling efficiency is improved while the sampling precision is improved.

Drawings

FIG. 1 is a schematic view of the present invention.

Fig. 2 is a right-view structural diagram of the present invention.

As shown in the figure: 1. a sampling box; 2. an air duct; 3. an air inlet; 4. a butterfly valve; 5. a sampling pipe; 6. an air flow meter; 7. a display instrument; 8. filtering a plate; 9. a filter plate fixing seat; 10. a filter plate disassembling port; 11. a push rod; 12. a through hole; 13. a squeegee; 14. a limiting plate; 15. a return spring; 16. a limiting cavity; 17. teeth; 18. an incomplete gear; 19. a motor; 20. a fan; 21. an air outlet; 22. a support column; 23. a sample storage bottle; 24. connecting buckles; 25. a motor fixing frame; 26. a handle of the filter plate.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only used for explaining the present invention and are not used for limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the utility model and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner and therefore are not to be construed as limiting the utility model. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the term "connected" should be interpreted broadly, for example, as being a fixed connection, a detachable connection, or an integral connection, and those skilled in the art can understand the specific meaning of the above term in the present invention in a specific case.

The present invention will be described in further detail with reference to the accompanying drawings.

Combine the attached drawing, an environmental protection collects sampling device with air dust, including sampling case 1, the fixed air conduit 2 that is equipped with on the outer wall of sampling case 1 left side for air transportation and stagnant flow. And an air inlet 3 is fixedly arranged at the upper left corner of the air pipeline 2 and used for air to enter. And a butterfly valve 4 is fixedly arranged below the air inlet 3 and used for opening and closing the air pipeline 2. The middle part of the sampling box 1 is fixedly provided with a sampling pipeline 5 for sampling and other series of work. The left end of the sampling pipeline 5 is connected to the bottom of the air pipeline 2 and used for air circulation. The right end of the sampling pipeline 5 is provided with an air flow meter 6, and a display instrument 7 is arranged above the air flow meter 6 and used for measuring the flow rate of air and the volume of the circulated air.

And a filter plate 8 is arranged in the middle of the sampling pipeline 5 and used for adsorbing dust in the air. The bottom of the filter plate 8 is fixed on the inner side of the bottom wall of the sampling pipeline 5, a filter plate fixing seat 9 is arranged on the inner side of the bottom wall of the sampling pipeline 5, a filter plate detaching opening 10 is arranged on the top of the filter plate 8 and located on the top wall of the sampling pipeline 5, and a filter plate handle 26 is arranged on the top of the filter plate 8. The filter plate 8 is easy to detach and fix.

The left side of the filter plate 8 is provided with a push rod 11, and a through hole 12 is formed in the joint of the push rod 11 and the sampling pipeline 5 and used for enabling the push rod 11 to vertically move. And a scraping plate 13 is fixedly arranged at the bottom of the push rod 11 and used for scraping dust attached to the filter plate 8. And a limiting plate 14 is fixedly arranged in the middle of the push rod 11 and used for fixing a return spring 15 below. And a return spring 15 is sleeved below the limit plate 14 and used for returning and supporting the push rod 11 after moving. The top of the push rod 11 is provided with a limiting cavity 16 inside the top of the sampling box 1, so that the push rod 11 is prevented from displacing during moving. And a plurality of teeth 17 are arranged on the right side of the push rod 11 and used for transmission. An incomplete gear 18 is provided in cooperation with the teeth 17. The rear end of the incomplete gear 18 is connected to the output shaft end of the motor 19, and the motor 19 is fixed on the top wall of the sampling box 1 through a motor fixing frame 25. After the motor 19 rotates, the incomplete gear 18 is driven to rotate, the incomplete gear 18 rotates anticlockwise to drive the push rod 11 to move downwards, then the scraper 13 starts to scrape dust attached to the filter plate 8 and enters the sample storage bottle 23, then the scraper returns to the original position under the action of the return spring 15, and when the gear is matched with the teeth 17 for transmission again, the scraper is pressed downwards again.

The right side of the filter plate 8 is provided with a fan 20 inside the sampling pipeline 5 for generating wind power, and the right end of the sampling pipeline 5 is fixedly provided with an air outlet 21. For the purpose of exhausting air. And a support column 22 is fixedly arranged below the sampling pipeline 5 and used for supporting the pipeline. And a sample storage bottle 23 is arranged below the filter plate 8 and on the bottom wall of the sampling pipeline 5 and used for storing scraped dust. The top of the sample storage bottle 23 is provided with a connecting buckle 24 connected to the sampling pipeline 5. The sample storage bottle 23 is convenient to disassemble, a glass protective door is arranged at the front end of the sampling box 1 and is hinged to the right wall of the sampling box 1, and the filter plate 8 and the sample storage bottle 23 can be replaced by pulling open.

The working principle of the utility model is as follows: when the utility model is implemented, the filter plate 8 with a proper aperture is selected according to the sampling requirement, the filter plate handle 26 is carried by hand to insert the filter plate 8 into the filter plate detaching port 10, and the filter plate is fixed by the filter plate fixing seat 9. After the butterfly valve 4 and the fan 20 are opened, air enters from the air inlet 3 and flows to the sampling pipeline 5 through the air pipeline 2, dust is collected after passing through the filter plate 8, and the air continues to flow to the air outlet 21 and is discharged. After the motor 19 rotates, the incomplete gear 18 is driven to rotate, the incomplete gear 18 rotates anticlockwise to drive the push rod 11 to move downwards, then the scraper 13 starts to scrape off dust attached to the filter plate 8 and enters the sample storage bottle 23, then the original position is returned under the action of the return spring 15, and when the gear is matched with the teeth 17 for transmission again, the scraping is pressed down again. And ensuring that the filter plate 8 has a good adsorption effect, and taking out the sample storage bottle 23 after sampling.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should be able to conceive of the present invention without creative design of the similar structural modes and embodiments without departing from the spirit of the present invention, and all such modifications should fall within the protection scope of the present invention.

Claims

1. The utility model provides an air dust collects sampling device for environmental protection which characterized in that: comprises a sampling box (1), an air pipeline (2) is fixedly arranged on the outer wall of the left side of the sampling box (1), an air inlet (3) is fixedly arranged at the upper left corner of the air pipeline (2), a butterfly valve (4) is fixedly arranged below the air inlet (3), a sampling pipeline (5) is fixedly arranged in the middle of the sampling box (1), the left end of the sampling pipeline (5) is connected to the bottom of the air pipeline (2), an air flow meter (6) is arranged at the right end of the sampling pipeline (5), a display instrument (7) is arranged above the air flow meter (6), a filter plate (8) is arranged in the middle of the sampling pipeline (5), a filter plate fixing seat (9) is arranged at the bottom of the filter plate (8) and fixed on the inner side of the bottom wall of the sampling pipeline (5), a filter plate dismounting port (10) is arranged at the top of the filter plate (8) and a push rod (11) is arranged at the left side of the filter plate (8), push rod (11) are equipped with through-hole (12) with sample pipeline (5) junction, fixed scraper blade (13) that is equipped with in push rod (11) bottom, fixed limiting plate (14) that is equipped with in push rod (11) middle part, limiting plate (14) below has cup jointed reset spring (15), push rod (11) top is located sample case (1) top inside and is equipped with spacing chamber (16), push rod (11) right side is equipped with a plurality of teeth (17), with tooth (17) cooperate and are equipped with incomplete gear (18).

2. The air dust collecting and sampling device for environmental protection as set forth in claim 1, wherein: the rear end of the incomplete gear (18) is connected to the output shaft end of the motor (19), and the motor (19) is fixed on the top wall of the sampling box (1) through a motor fixing frame (25).

3. The environmental protection air dust collecting and sampling device according to claim 1, characterized in that: the right side of the filter plate (8) is located inside the sampling pipeline (5) and is provided with a fan (20), and the right end of the sampling pipeline (5) is fixedly provided with an air outlet (21).

4. The environmental protection air dust collecting and sampling device according to claim 1, characterized in that: the fixed support column (22) that is equipped with in sample pipeline (5) below, filter plate (8) top is equipped with filter plate handle (26).

5. The environmental protection air dust collecting and sampling device according to claim 1, characterized in that: the filter plate (8) below is located sampling tube (5) diapire and is equipped with sample bottle (23), sample bottle (23) top is equipped with connector link (24) and connects in sampling tube (5).

6. The environmental protection air dust collecting and sampling device according to claim 1, characterized in that: the front end of the sampling box (1) is provided with a glass protective door hinged to the right wall of the sampling box (1), and the glass protective door can be pulled open to replace the filter plate (8) and the sample storage bottle (23).