Atmospheric environment sampling device

Abstract

The utility model discloses an atmospheric environment sampling device and belongs to the technical field of environment sampling. The atmospheric environment sampling device comprises a base and a fixing seat, an atmospheric environment sampling instrument is mounted at the top of the fixing seat, the atmospheric environment sampling device further comprises a fixing plate mounted between the base and the fixing seat, a rotating shaft is rotatably mounted on the fixing plate, the bottom of the fixing seat is fixedly connected with the rotating shaft, and the bottom of the fixing seat is fixedly connected with the rotating shaft. A driving part for driving the fixed seat to rotate is arranged on the fixed plate; the guide rod is longitudinally and fixedly connected to the bottom of the fixing plate, the guide rod is in sliding connection with the base, and a lifting part for driving the fixing plate to longitudinally move is arranged on the base; the driving part drives the fixing seat to rotate, the fixing seat drives the atmospheric environment sampling instrument to rotate so as to adjust the angle of the atmospheric environment sampling instrument according to the wind direction, the lifting part drives the guide rod to longitudinally slide on the base, then the fixing plate, the fixing seat and the atmospheric environment sampling instrument are driven to ascend and descend, the height is finely adjusted, and the sampling effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental sampling technical field especially relates to an atmospheric environment sampling device. BACKGROUND

[0002] The atmospheric environment sampling device is a device for detecting and collecting various components (such as gas, particulate matter, pollutants, etc.) in the atmosphere. Through these devices, information such as pollutant concentration in the air and meteorological parameters can be obtained, and air quality and environmental pollution level can be assessed.

[0003] The sampling height during sampling is determined according to the monitoring purpose. For example, when studying the harm of atmospheric pollution to the human body, the sampler or measuring instrument should be placed at the height of the human respiratory zone, i.e. the sampling port should be at a height of 1.5-2m above the ground. When studying the impact of atmospheric pollution on plants or objects, the sampling port height should be similar to the height of the plants or objects. If sampling is done on the roof, the sampling port should have a relative height of more than 1.5m above the base surface to reduce the impact of dust. In special terrain areas, the sampling height can be selected according to the actual situation.

[0004] In the prior art, atmospheric environment sampling is generally performed by an atmospheric environment sampler. After the sampler is erected, the appropriate height is adjusted according to the sampling purpose, and then sampling work is performed. However, the wind direction may change during sampling, but the existing device cannot adjust the angle of the sampler according to the wind direction, and it cannot fine-tune the height of the sampler after erection, so the sampling effect is not ideal. UTILITY MODEL CONTENTS

[0005] The utility model aims to solve the problem that the wind direction may change during sampling, but the existing device cannot adjust the angle of the sampler according to the wind direction, and it cannot fine-tune the height of the sampler after erection, so the sampling effect is not ideal, and proposes an atmospheric environment sampling device.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] An atmospheric environment sampling device includes a base and a fixed seat, the top of the fixed seat is installed with an atmospheric environment sampler, further includes: a fixed plate installed between the base and the fixed seat, wherein a rotating shaft is rotatably installed on the fixed plate, the bottom of the fixed seat is fixedly connected with the rotating shaft, and a driving part for driving the fixed seat to rotate is arranged on the fixed plate; a guide rod is fixedly connected longitudinally at the bottom of the fixed plate, wherein the guide rod is slidingly connected with the base, and a lifting part for driving the fixed plate to move longitudinally is arranged on the base.

[0008] In order to drive the atmospheric environment sampler to rotate and adjust the angle, preferably, the driving part comprises a motor fixedly connected at the bottom of the fixed plate, a main gear is rotatably installed on the fixed plate through a transmission shaft, the transmission shaft is fixedly connected at the output end of the motor, a slave gear is fixedly connected on the rotating shaft, the slave gear is meshingly connected with the main gear, the top of the fixed seat is fixedly installed with a wind direction sensor, and the motor is electrically connected with the wind direction sensor.

[0009] In order to start the atmospheric environment sampler to lift, preferably, the lifting part comprises a lead screw rotatably installed above the base through a bearing, a sliding block is threadedly connected on the lead screw, and a rotating rod is rotatably installed on the sliding block and rotatably connected with the fixed plate.

[0010] In order to facilitate erection, preferably, the lower portion of the base is rotatably installed with a supporting rod, the lower portion of the supporting rod is rotatably installed with a supporting seat, and the bottom of the supporting seat is fixedly connected with an antiskid pad.

[0011] In order to facilitate installation and dismounting of the atmospheric environment sampler, preferably, a recess is formed in the inner portion of the fixed seat, a transmission gear is rotatably installed in the recess, two toothed plates meshingly connected with the transmission gear are arranged in the recess, two connecting rods are fixedly connected on the two toothed plates, and two clamping plates are fixedly connected at the opposite ends of the two connecting rods.

[0012] One of the toothed plates is fixedly connected on the telescopic end of the air cylinder, a limiting rod is fixedly connected between the inner walls of the recess, and the other toothed plate is slidably connected with the limiting rod.

[0013] Compared with the prior art, the atmospheric environment sampling device has the following beneficial effects:

[0014] 1. The atmospheric environment sampling device drives the fixed seat to rotate through the driving part, the fixed seat drives the atmospheric environment sampler to rotate to adjust the angle according to the wind direction, drives the guide rod to longitudinally slide on the base through the lifting part, and then drives the fixed plate, the fixed seat and the atmospheric environment sampler to lift, finely adjusts the height, and has better sampling effect.

[0015] 2. The atmospheric environment sampling device is erected by rotating the supporting rods, the height of the atmospheric environment sampler is adjusted by adjusting the rotating angles of the three supporting rods, the appropriate height is adjusted according to the sampling purpose, the supporting seat arranged in rotation can be horizontally placed on the ground, the supporting area is increased, and the antiskid pad can improve the stability of installation and prevent collapse. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1The utility model provides a kind of atmospheric environment sampling device's shaft measurement structure schematic view is proposed;

[0017] Figure 2 The utility model provides a kind of atmospheric environment sampling device's base and fixed plate structure schematic view is proposed;

[0018] Figure 3 The utility model provides a kind of atmospheric environment sampling device's fixed plate cut structure schematic view is proposed;

[0019] Figure 4 The utility model provides a kind of atmospheric environment sampling device's fixed seat cut structure schematic view is proposed.

[0020] In the drawing: 1, base;201, rotating shaft;202, motor;203, transmission shaft;204, main gear;205, from gear;4, fixed seat;5, atmospheric environment sampler;6, wind direction sensor;7, fixed plate;8, recess;9, transmission gear;10, toothed plate;11, connecting rod;12, clamping plate;13, air cylinder;14, limit rod;15, support rod;16, support seat;17, non-slip mat;18, screw rod;19, sliding block;20, rotating rod;21, guide rod. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicative or implied that the indicated device or element must have a particular orientation, a particular orientation configuration and operation, so it cannot be understood as the limitation of the utility model.

[0023] Embodiment:

[0024] Refer to Figures 1-4The utility model embodiment provides a kind of atmospheric environment sampling device, including base 1 and fixed seat 4, fixed seat 4 is arranged above base 1, the top of fixed seat 4 is equipped with the atmospheric environment sampling appearance 5 for sampling, further include: fixed plate 7, between base 1 and fixed seat 4, wherein, rotatingly installed with shaft 201 on fixed plate 7, the bottom of fixed seat 4 is fixedly connected with shaft 201, driving portion for driving fixed seat 4 rotation is provided on fixed plate 7;Longitudinal fixed connection is installed in the guide rod 21 of fixed plate 7 bottom, guide rod 21 is provided with four, and it is annular equidistant setting, wherein, guide rod 21 is slidably connected with base 1, lifting portion for driving fixed plate 7 longitudinal movement is provided on base 1, three annular equidistant setting support rod 15 is rotatingly installed below base 1, support seat 16 is rotatingly installed below support rod 15, the bottom of support seat 16 is fixedly connected with non-slip mat 17.

[0025] When working, the device is erected by rotating support rod 15, and the height of atmospheric environment sampling appearance 5 is adjusted by adjusting the rotation angle of three support rods 15, and the appropriate height is adjusted according to the sampling purpose, and the support seat 16 arranged in rotation can be placed horizontally on the ground, so that the support area is increased, and the stability of installation is improved by non-slip mat 17, so that collapse is prevented, fixed seat 4 is driven to rotate by driving portion, fixed seat 4 drives atmospheric environment sampling appearance 5 to rotate to adjust the angle according to the wind direction, guide rod 21 is driven to slide longitudinally on base 1 by lifting portion, and then fixed plate 7, fixed seat 4 and atmospheric environment sampling appearance 5 are lifted, the height is fine-tuned, and the sampling effect is better.

[0026] Driving portion includes motor 202 fixedly connected to the bottom of fixed plate 7, main gear 204 is rotatingly installed on fixed plate 7 by transmission shaft 203, transmission shaft 203 is fixedly connected to the output end of motor 202, from gear 205 is fixedly connected to shaft 201, from gear 205 is engagedly connected with main gear 204, a cavity is provided in the inside of fixed plate 7, from gear 205 and main gear 204 are arranged in the cavity, wind direction sensor 6 is fixedly installed on the top of fixed seat 4, motor 202 is electrically connected with wind direction sensor 6, wind direction sensor 6 is used to detect wind direction and transmit signal to motor 202, motor 202 controls fixed seat 4 to automatically adjust angle, lifting portion includes screw rod 18 rotatingly installed above base 1 by bearing, screw rod 18 is horizontally arranged, one end of screw rod 18 protrudes from base 1, a turntable is fixedly connected to the end, a handle is fixedly connected to the turntable, which facilitates operation, sliding block 19 is threadedly connected to screw rod 18, rotating rod 20 is rotatingly installed on sliding block 19, rotating rod 20 is rotatingly connected with fixed plate 7, under the limitation of rotating rod 20 and guide rod 21, sliding block 19 will slide transversely along screw rod 18 when screw rod 18 rotates.

[0027] When working, the wind direction is detected by the wind direction sensor 6, the wind direction sensor 6 controls the motor 202 to start, the output end drives the transmission shaft 203 to rotate, the transmission shaft 203 drives the main gear 204 to rotate, the main gear 204 drives the from gear 205 to rotate, the from gear 205 drives the rotating shaft 201 to rotate, the rotating shaft 201 drives the fixed seat 4 to rotate, the fixed seat 4 drives the atmospheric environment sampler 5 to rotate, the atmospheric environment sampler 5 is rotated through the rotating screw rod 18, the screw rod 18 drives the sliding block 19 to slide horizontally, the sliding block 19 drives the rotating rod 20 to rotate, and under the limitation of the guide rod 21, the fixed plate 7 drives the guide rod 21 to rise and fall on the base 1, the fixed plate 7 drives the fixed seat 4 and the atmospheric environment sampler 5 to rise and fall, and the height of the atmospheric environment sampler 5 is finely adjusted.

[0028] The inside of the fixed seat 4 is provided with a groove 8, the transmission gear 9 is rotatably installed in the groove 8, two toothed plates 10 meshing with the transmission gear 9 are arranged in the groove 8, the two toothed plates 10 are fixedly connected with connecting rods 11, and the opposite ends of the two connecting rods 11 are fixedly connected with clamping plates 12. The inner wall of the groove 8 is fixedly connected with an air cylinder 13, one of the toothed plates 10 is fixedly connected with the telescopic end of the air cylinder 13, the inner wall of the groove 8 is fixedly connected with a horizontally arranged limiting rod 14, and the other toothed plate 10 is slidably connected with the limiting rod 14. The bottom of the fixed seat 4 is provided with a slot communicating with the groove 8, and the slot is used for the movement of the connecting rod 11 to avoid movement interference.

[0029] When working, the atmospheric environment sampler 5 is placed on the top of the fixed seat 4, the air cylinder 13 is started, the telescopic end is retracted to drive the toothed plate 10 connected therewith to move, the two toothed plates 10 are driven to approach each other under the transmission of the transmission gear 9, the two toothed plates 10 drive the clamping plates 12 to approach each other through the connecting rods 11, so that the atmospheric environment sampler 5 is fixedly installed, and when disassembling, the telescopic end of the air cylinder 13 is controlled to be elongated.

[0030] When working, the atmospheric environment sampler 5 is placed on the top of the fixed seat 4, the air cylinder 13 is started, the telescopic end is retracted to drive the toothed plate 10 connected therewith to move, the two toothed plates 10 are driven to approach each other under the transmission of the transmission gear 9, the two toothed plates 10 drive the clamping plates 12 to approach each other through the connecting rods 11, so that the atmospheric environment sampler 5 is fixedly installed, and when disassembling, the telescopic end of the air cylinder 13 is controlled to be elongated.

[0031] Then the wind direction is detected by the wind direction sensor 6, the wind direction sensor 6 controls the motor 202 to start, the output end drives the transmission shaft 203 to rotate, the transmission shaft 203 drives the main gear 204 to rotate, the main gear 204 drives the from gear 205 to rotate, the from gear 205 drives the rotating shaft 201 to rotate, the rotating shaft 201 drives the fixed seat 4 to rotate, the fixed seat 4 drives the atmospheric environment sampler 5 to rotate, through the rotating screw rod 18, the screw rod 18 drives the sliding block 19 to slide horizontally, the sliding block 19 drives the rotating rod 20 to rotate, and under the limitation of the guide rod 21, the fixed plate 7 drives the guide rod 21 to ascend and descend on the base 1, the fixed plate 7 drives the fixed seat 4 and the atmospheric environment sampler 5 to ascend and descend, the height of the atmospheric environment sampler 5 is finely adjusted, and adaptive sampling is carried out.

[0032] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An atmospheric environment sampling device, comprising a base (1) and a fixing seat (4), the top of the fixing seat (4) is provided with an atmospheric environment sampling instrument (5), characterized in that, Also include: The fixed plate (7) is installed between the base (1) and the fixed seat (4), Wherein, the fixed plate (7) is rotatably mounted with a rotating shaft (201), the bottom of the fixed seat (4) is fixedly connected with the rotating shaft (201), and the fixed plate (7) is provided with a driving part for driving the fixed seat (4) to rotate; The guide rod (21) is longitudinally fixedly connected to the bottom of the fixed plate (7), Wherein, the guide rod (21) is slidably connected with the base (1), and the base (1) is provided with a lifting part for driving the fixed plate (7) to move longitudinally.

2. An atmospheric environment sampling device according to claim 1, characterised in that The driving part includes a motor (202) fixedly connected to the bottom of the fixed plate (7), a main gear (204) rotatably mounted on the fixed plate (7) through a transmission shaft (203), the transmission shaft (203) being fixedly connected to the output end of the motor (202), and a from gear (205) fixedly connected to the rotating shaft (201), the from gear (205) being meshingly connected with the main gear (204).

3. An atmospheric environment sampling device according to claim 2, wherein The top of the fixed seat (4) is fixedly provided with a wind direction sensor (6), and the motor (202) is electrically connected with the wind direction sensor (6).

4. The atmospheric environment sampling device according to claim 1, characterized in that, The lifting part includes a lead screw (18) rotatably mounted above the base (1) through a bearing, a sliding block (19) threadedly connected to the lead screw (18), a rotating rod (20) rotatably mounted on the sliding block (19), and the rotating rod (20) being rotatably connected with the fixed plate (7).

5. The atmospheric environment sampling device of claim 1, wherein, The bottom of the base (1) is rotatably provided with a supporting rod (15), the bottom of the supporting rod (15) is rotatably provided with a supporting seat (16), and the bottom of the supporting seat (16) is fixedly provided with an anti-skid pad (17).

6. An atmospheric environment sampling device according to claim 1, wherein The fixed seat (4) is internally provided with a groove (8), the groove (8) is rotatably provided with a transmission gear (9), the groove (8) is provided with two toothed plates (10) meshing with the transmission gear (9), the two toothed plates (10) are fixedly provided with connecting rods (11), and the opposite ends of the two connecting rods (11) are fixedly provided with clamping plates (12), Wherein, the inner wall of the groove (8) is fixedly provided with a pneumatic cylinder (13), one of the toothed plates (10) is fixedly connected to the telescopic end of the pneumatic cylinder (13), the inner wall of the groove (8) is fixedly provided with a limiting rod (14), and the other toothed plate (10) is slidably connected with the limiting rod (14).

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