CN211317909U

CN211317909U - Air sampling device for environmental monitoring

Info

Publication number: CN211317909U
Application number: CN201921696261.6U
Authority: CN
Inventors: 赵瑞云
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-08-21
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses an air sampling device for environmental monitoring, including the sampling device casing, the cap is installed through the bolt in the upper end of sampling device casing, the lower extreme of cap has the ventilation pipe through threaded connection, the ventilation pipe internal rotation is connected with the rotating tube, the upper end fixedly connected with discharge tube of rotating tube, the fixed cover in the outside of rotating tube has connect first gear, the lower extreme of first gear contacts with the upper end of cap. The air sampling device for environment monitoring drives the rotating pipe and the air collecting pipe to rotate through the motor, so that the air collecting pipe can collect air in different directions, the collected air is more uniform, and the air can be prevented from being collected from a certain direction only when being collected; and constitute the splice frame through design concatenation pipe and base and realize the support to sampling device, and the concatenation pipe can be accomodate on the base, and the base mountable conveniently carries in sampling device's bottom.

Description

Air sampling device for environmental monitoring

Technical Field

The utility model relates to an environmental monitoring technical field specifically is an air sampling device for environmental monitoring.

Background

Environmental monitoring refers to determining the quality (or degree) of an environment and its tendency to change by measuring representative values of factors affecting the quality of the environment. The environmental monitoring is to track the change of environmental quality and determine the environmental quality level by detecting the content and the discharge of various substances which have influence on human beings and the environment, thereby providing a foundation and guarantee for the work of environmental management, pollution treatment and the like.

When the environment needs to be monitored, an air sampling device is needed to sample and analyze the air. However, the existing sampling device can only collect and sample air from a certain direction, which causes sample and limitation, and easily causes large analysis error. And sampling device generally adopts the fixed bolster to support, carries inconveniently, is unfavorable for carrying out outdoor operations. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air sampling device for environmental monitoring to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air sampling device for environmental monitoring, includes the sampling device casing, the cap is installed through the bolt in the upper end of sampling device casing, the lower extreme of cap has the ventilation pipe through threaded connection, the ventilation pipe internal rotation is connected with the rotating tube, the upper end fixedly connected with discharge tube of rotating tube, the fixed cover in the outside of rotating tube has first gear, the lower extreme of first gear and the upper end contact of cap, the lower extreme fixedly connected with motor of cap, the motor is provided with the pivot, the upper end fixedly connected with second gear of pivot, the locating part is installed through the bolt in the upper end of cap, the lower extreme of sampling device casing has the splicing pipe through threaded connection, the lower extreme of splicing pipe is pegged graft and is had the base. The air sampling device for environment monitoring drives the rotating pipe and the air collecting pipe to rotate through the motor, so that the air collecting pipe can collect air in different directions, the collected air is more uniform, and the air can be prevented from being collected from a certain direction only when being collected; and constitute the splice frame through design concatenation pipe and base and realize the support to sampling device, and the concatenation pipe can be accomodate on the base, and the base mountable conveniently carries in sampling device's bottom.

Preferably, the lower end of the sampling device shell is provided with a circular groove, the inner wall of the circular groove is provided with threads, and the outer side of the base is provided with external threads. Through the screw thread of circular recess design, can with the external screw thread cooperation of base, conveniently with the pedestal mounting in the circular recess.

Preferably, the bottom of the rotating pipe is fixedly connected with a sealing sleeve, the sealing sleeve is made of rubber materials, and the sealing sleeve is in contact connection with the inner wall of the ventilation pipe. The sealing sleeve has sealing performance, and air pressure loss between the rotating pipe and the ventilation pipe can be reduced.

Preferably, the rotating shaft is rotatably connected with the shell cover, the second gear is in contact with the upper end of the shell cover, and the second gear is meshed with the first gear. When the rotating shaft rotates, the second gear can be driven to rotate, and the second gear drives the first gear to rotate, so that the rotating pipe is driven to rotate.

Preferably, the number of splicing pipes is three, every two splicing pipes are mutually spliced, and the splicing pipe at the bottommost part is spliced with the base. Through the splicing cooperation of the splicing pipes, a supporting frame can be formed to support the shell of the sampling device.

Preferably, the upper end of the base is provided with a connecting groove, the connecting groove is spliced with the lower end of the splicing pipe, the upper end of the base is provided with accommodating grooves, and the number of the accommodating grooves is three. Through the cooperation of spread groove and concatenation pipe, can constitute bearing structure, when the design of accomodating the groove is used for packing up the device, accomodates the concatenation pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the air sampling device for environment monitoring drives the rotating pipe and the air collecting pipe to rotate through the motor, so that the air collecting pipe can collect air in different directions, the collected air is more uniform, and the air can be prevented from being collected from a certain direction only when being collected; and constitute the splice frame through design concatenation pipe and base and realize the support to sampling device, and the concatenation pipe can be accomodate on the base, and the base mountable conveniently carries in sampling device's bottom.

Drawings

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

fig. 2 is an enlarged view of the structure of part a of fig. 1 according to the present invention;

fig. 3 is an enlarged cross-sectional view of the gas header of fig. 1 according to the present invention;

fig. 4 is a top view of the base of fig. 1 according to the present invention.

In the figure: 1 sampling device casing, 2 circular grooves, 3 cap, 4 ventilation pipes, 5 rotating pipes, 6 sealing sleeves, 7 gas collecting pipes, 8 first gears, 9 motors, 10 rotating shafts, 11 second gears, 12 limiting parts, 13 splicing pipes, 14 bases, 15 connecting grooves and 16 accommodating grooves.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an air sampling device for environmental monitoring comprises a sampling device shell 1, a shell cover 3 is installed at the upper end of the sampling device shell 1 through bolts, a vent pipe 4 is connected at the lower end of the shell cover 3 through threads, air is collected by the vent pipe 4, an air collecting component in a connecting device is connected, a rotating pipe 5 is rotationally connected in the vent pipe 4, a gas collecting pipe 7 is fixedly connected at the upper end of the rotating pipe 5, the rotating pipe 5 is communicated with the gas collecting pipe 7, the rotating pipe 5 is communicated with the vent pipe 4, the rotating pipe 5 and the gas collecting pipe 7 are made of stainless steel materials, the abrasion resistance and the rust resistance are good, the service life is long, a first gear 8 is fixedly sleeved at the outer side of the rotating pipe 5, the lower end of the first gear 8 is in contact with the upper end of the shell cover 3, a motor 9 is fixedly connected at the lower end of the shell cover 3, the model PX, motor 9 is provided with pivot 10, and the upper end fixedly connected with second gear 11 of pivot 10, and locating part 12 is installed through the bolt in the upper end of cap 3, and locating part 12 can prevent that first gear 8 rebound from leading to rotating tube 5 and ventilation pipe 4 slippage, and there is splicing pipe 13 lower extreme of sampling device casing 1 through threaded connection, and the lower extreme of splicing pipe 13 is pegged graft and is had base 14.

In this embodiment, specifically, the lower end of the sampling device housing 1 is provided with a circular groove 2, the inner wall of the circular groove 2 is provided with threads, and the outer side of the base 14 is provided with external threads. The thread designed by the circular groove 2 can be matched with the external thread of the base 14, so that the base 14 is conveniently installed in the circular groove 2.

In this embodiment, specifically, the bottom of the rotating tube 5 is fixedly connected with a sealing sleeve 6, the sealing sleeve 6 is made of a rubber material, and the sealing sleeve 6 is in contact connection with the inner wall of the ventilation tube 4. The sealing sleeve 6 has sealing performance, and air pressure loss between the rotating pipe 5 and the ventilation pipe 4 can be reduced.

In this embodiment, specifically, the rotating shaft 10 is rotatably connected to the housing cover 3, the second gear 11 is in contact with the upper end of the housing cover 3, and the second gear 11 is engaged with the first gear 8. When the rotating shaft 10 rotates, the second gear 11 can be driven to rotate, and the second gear 11 drives the first gear 8 to rotate, so as to drive the rotating pipe 5 to rotate.

In this embodiment, specifically, the number of the splicing pipes 13 is three, every two splicing pipes 13 are inserted into each other, and the bottom splicing pipe 13 is inserted into the base 14. Through the splicing cooperation of the splicing pipe 13, a supporting frame can be formed to support the sampling device shell 1.

In this embodiment, specifically, the upper end of the base 14 has been provided with the connecting groove 15, the connecting groove 15 is inserted into the lower end of the splicing pipe 13, the upper end of the base 14 has been provided with the accommodating groove 16, and the number of the accommodating grooves 16 is three. Through the cooperation of spread groove 15 and spliced pipe 13, can constitute bearing structure, when the design of accomodating groove 16 is used for the stowing device, accomodates spliced pipe 13.

The utility model discloses when concrete implementation: when a power supply of the device is started, a rotating shaft 10 of a motor 9 rotates, the rotating shaft 10 drives a second gear 11 to rotate, the second gear 11 drives a first gear 8 to rotate, the first gear 8 drives a rotating pipe 5 to rotate, the rotating pipe 5 drives a sealing sleeve 6 to rotate, the rotating pipe 5 drives a gas collecting pipe 7 to rotate, and air in different directions can be collected through the rotation of the gas collecting pipe 7, so that the collected air range is wider, and the phenomenon that the error is larger because only air in a certain direction is collected is avoided; and constitute the splice frame through design splice pipe 13 and base 14 and realize the support to sampling device, and when collecting up the splice frame, splice pipe 13 can be accomodate on base 14, and the base 14 mountable is conveniently carried in sampling device's circular recess 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air sampling device for environmental monitoring, includes sampling device casing (1), its characterized in that: the upper end of the sampling device shell (1) is provided with a shell cover (3) through a bolt, the lower end of the shell cover (3) is connected with a ventilation pipe (4) through threads, the ventilation pipe (4) is rotationally connected with a rotating pipe (5), the upper end of the rotating pipe (5) is fixedly connected with a gas collecting pipe (7), the outer side of the rotating pipe (5) is fixedly sleeved with a first gear (8), the lower end of the first gear (8) is contacted with the upper end of the shell cover (3), the lower end of the shell cover (3) is fixedly connected with a motor (9), the motor (9) is provided with a rotating shaft (10), the upper end of the rotating shaft (10) is fixedly connected with a second gear (11), the upper end of the shell cover (3) is provided with a limiting piece (12) through a bolt, the lower end of the sampling device shell (1) is connected with a splicing pipe (13) through a thread, and the lower end of the splicing pipe (13) is spliced with a base (14).

2. The air sampling device for environmental monitoring according to claim 1, wherein: circular recess (2) have been seted up to the lower extreme of sampling device casing (1), the inner wall of circular recess (2) is provided with the screw thread, the outside of base (14) is provided with the external screw thread.

3. The air sampling device for environmental monitoring according to claim 1, wherein: the bottom of the rotating pipe (5) is fixedly connected with a sealing sleeve (6), the sealing sleeve (6) is made of rubber materials, and the sealing sleeve (6) is in contact connection with the inner wall of the ventilating pipe (4).

4. The air sampling device for environmental monitoring according to claim 1, wherein: the rotating shaft (10) is rotatably connected with the shell cover (3), the second gear (11) is in contact with the upper end of the shell cover (3), and the second gear (11) is meshed with the first gear (8).

5. The air sampling device for environmental monitoring according to claim 1, wherein: the number of splicing tubes (13) is three, every two splicing tubes (13) are mutually spliced, and the splicing tube (13) at the bottommost part is spliced with the base (14).

6. The air sampling device for environmental monitoring according to claim 1, wherein: connecting groove (15) have been seted up to the upper end of base (14), connecting groove (15) are pegged graft with the lower extreme of concatenation pipe (13), the upper end of base (14) has been seted up and has been accomodate groove (16), the quantity of accomodating groove (16) is three.