CN215866012U

CN215866012U - Atmospheric sampling device for environmental monitoring

Info

Publication number: CN215866012U
Application number: CN202122442601.6U
Authority: CN
Inventors: 顾佳
Original assignee: Nanjing University of Science and Technology
Current assignee: Nanjing University of Science and Technology
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-18
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses an atmospheric sampling device for environmental monitoring, which belongs to the technical field of air collecting equipment, wherein one end of a device shell is buckled with an upper cover, the surface of the upper cover is fixedly provided with an air suction pump, the surface of the air suction pump is provided with an air suction pipe and an air inlet pipe, one end of the air inlet pipe is fixedly connected with a connecting pipe, the surface of the connecting pipe is fixedly connected with a branch pipe, the surface of the branch pipe is fixedly provided with a control valve, one end of the branch pipe is hermetically sleeved with a sampling box, the inner wall of the device shell is fixedly connected with a supporting plate, the two ends of a telescopic rod of the atmospheric sampling device for environmental monitoring are provided with a threaded rod and a threaded sleeve, so that the adjacent two telescopic rods can be rapidly assembled, the number of the telescopic rods can be assembled according to actual needs, and therefore, air samples with different heights can be collected at one time through the arranged different branch pipes and sampling boxes, the sampling efficiency is greatly improved.

Description

Atmospheric sampling device for environmental monitoring

Technical Field

The utility model relates to the technical field of air collection equipment, in particular to an atmospheric sampling device for environment monitoring.

Background

Atmospheric sampling refers to a method for collecting samples of pollutants or polluted air in the atmosphere, and the collection method is to make a large amount of air pass through a liquid absorbent or a solid adsorbent to enrich the pollutants with lower concentration in the atmosphere.

At present, the air of a take the altitude can only be once only sampled to current atmosphere sampling device, and also comparatively inconvenient when gathering the air sample of co-altitude, not only can influence atmosphere sampling efficiency, and frequent air to co-altitude is sampled, user's intensity of labour has also been increased, simultaneously when carrying the sample of co-altitude collection, also need to use a plurality of sampling boxes to seal and carry, bring certain inconvenience for the sample carries, we have designed an atmosphere sampling device for environmental monitoring for this reason, solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide an atmosphere sampling device for environment monitoring, wherein two ends of each telescopic rod are provided with a threaded rod and a threaded sleeve, so that two adjacent telescopic rods can be quickly assembled, the number of the telescopic rods can be assembled according to actual requirements, air samples with different heights can be collected, samples of air with different heights can be collected at one time through different branch pipes and sampling boxes, and the sampling efficiency is greatly improved.

In order to solve the above problems, the present invention adopts the following technical solutions.

An atmosphere sampling device for environmental monitoring comprises a device shell, wherein an upper cover is buckled at one end of the device shell, an air pump is fixedly installed on the surface of the upper cover, an air exhaust pipe and an air inlet pipe are arranged on the surface of the air exhaust pump, a connecting pipe is fixedly connected at one end of the air inlet pipe, a branch pipe is fixedly connected on the surface of the connecting pipe, a control valve is fixedly installed on the surface of the branch pipe, a sampling box is hermetically connected at one end of the branch pipe, a supporting plate is fixedly connected on the inner wall of the device shell, a supporting groove is formed in the surface of the supporting plate, an elastic sleeve is fixedly sleeved on the inner wall of the supporting groove, the inner wall of the elastic sleeve is in contact connection with the surface of the sampling box, a solid adsorbent is arranged inside the sampling box, an adsorption disc is fixed at the bottom of the device shell through magnetic adsorption, and a support is sleeved on the surface of the adsorption disc, another surface of support has the telescopic link through last adapter sleeve threaded connection, two difference fixedly connected with threaded rods and the thread bush of telescopic link, the surface of thread bush has the base through threaded connection, this an atmosphere sampling device for environmental monitoring sets up threaded rod and thread bush through the both ends at the telescopic link for the equipment that can be quick between two adjacent telescopic links, and can assemble the quantity of telescopic link according to actual need, thereby satisfy the air sample of gathering the co-altitude, and through the different branch pipes and the sampling box that set up, can once only collect the sample of co-altitude air, great improvement sampling efficiency.

Further, the one end lock of sampling box has sealed lid, the central point of sealed lid puts the fixed seal cover that has cup jointed, the inner wall of seal cover is connected with the surface contact of branch pipe, the material of seal cover is elasticity wear-resisting rubber, and the seal cover is in the state of compression elasticity, can seal the hookup location of branch pipe automatically.

Further, the venthole has been seted up to the bottom of supporting the groove, the through-hole has been seted up to the bottom of sampling box, the side fixedly connected with blast pipe of device casing, the inside air of air inlet unit passes through the through-hole that each sampling box set up to and the venthole and the blast pipe discharge formation circulation that communicate with the through-hole, be convenient for collect the pollutant in the air fast.

Further, the central point of adsorbing the dish puts and is equipped with the absorption groove, the inner wall in absorption groove is connected with the surface contact of device casing, adsorb the dish and adopt magnetic adsorption material to make, adsorb the dish and have magnetic adsorption's function, can be with the quick fixed of the device casing of iron-bearing, the split combination of being convenient for.

Further, a fixed surface of the base is connected with a lower connecting sleeve, the inner wall of the lower connecting sleeve is in threaded connection with the surface of the threaded sleeve, external threads are formed in the surface of the threaded sleeve, and the lower connecting sleeve is convenient to disassemble and combine with the telescopic rod, so that the lower connecting sleeve is convenient to assemble, use and disassemble and carry.

Further, there is ground nail a surface of base through threaded connection, ground nail is the annular and distributes, and ground nail can increase the support stability of base, can dismantle ground nail when not using moreover.

Furthermore, the elastic sleeve is made of extrusion-resistant elastic rubber, is in a compression elastic state, and can automatically fasten the installation position of the sampling box.

Compared with the prior art, the utility model has the advantages that:

(1) this scheme is through setting up threaded rod and thread bush at the both ends of telescopic link for the equipment that can be quick between two adjacent telescopic links, the quantity that can assemble the telescopic link according to actual need in addition, thereby satisfy the air sample of gathering co-altitude, and through the different branch pipes and the sampling box that set up, can once only collect the sample of co-altitude air, great improvement sampling efficiency.

(2) The one end lock of sampling box has sealed lid, and the central point of sealed lid puts the fixed seal cover that has cup jointed, and the inner wall of seal cover is connected with the surface contact of branch pipe, and the material of seal cover is elasticity wear-resisting rubber, and the seal cover is in the state of compression elasticity, can seal the hookup location of branch pipe automatically.

(3) Support the bottom in groove and seted up the venthole, the through-hole has been seted up to the bottom of sampling box, and the side fixedly connected with blast pipe of device casing, the inside air of air inlet unit is through the through-hole that each sampling box set up to and the venthole and the blast pipe discharge formation circulation that communicate with the through-hole, be convenient for collect the pollutant in the air fast.

(4) The central point of adsorption disc puts and is equipped with the adsorption tank, and the inner wall in adsorption tank is connected with the surface contact of device casing, and the adsorption disc adopts magnetic adsorption material to make, and the adsorption disc has magnetic adsorption's function, can be with the quick fixed of the device casing of iron-bearing, the split combination of being convenient for.

(5) The surface of the base is fixedly connected with the lower connecting sleeve, the inner wall of the lower connecting sleeve is in threaded connection with the surface of the threaded sleeve, external threads are formed in the surface of the threaded sleeve, the lower connecting sleeve is convenient to disassemble and combine with the telescopic rod, and assembly, use and disassembly are convenient to carry.

(6) The surface of base has ground nail through threaded connection, and ground nail is the annular and distributes, and ground nail can increase the support stability of base, can dismantle ground nail when not using moreover.

(7) The elastic sleeve is made of extrusion-resistant elastic rubber, is in a state of compression elasticity and can automatically fasten the installation position of the sampling box.

Drawings

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a schematic view of the internal structure of the device housing of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a front view of the telescoping pole configuration of the present invention;

fig. 5 is a top view of the standoff structure of the present invention.

The reference numbers in the figures illustrate:

the device comprises a device shell 1, an upper cover 11, an air pump 12, an air pump 13, an air inlet pipe 14, an air outlet pipe 15, a connecting pipe 2, a branch pipe 21, a control valve 22, a support plate 3, a support groove 31, an elastic sleeve 32, an air outlet hole 33, a sampling box 4, a sealing cover 41, a sealing sleeve 42, a solid adsorbent 43, a through hole 44, a support 5, an upper connecting sleeve 51, an adsorption disc 52, an adsorption groove 53, an expansion rod 6, a threaded rod 61, a threaded sleeve 62, a base 7, a lower connecting sleeve 71 and a ground nail 72.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an atmosphere sampling device for environmental monitoring comprises a device housing 1, referring to fig. 1-5, one end of the device housing 1 is fastened with an upper cover 11, a suction pump 12 is fixedly installed on the surface of the upper cover 11, the suction pump 12 belongs to the prior art, and is equipped with a storage battery and a controller, and can collect external air into the device housing 1, the working principle and the composition structure of the device are well known to those skilled in the art, a suction pipe 13 and an air inlet pipe 14 are arranged on the surface of the suction pump 12, one end of the air inlet pipe 14 is fixedly connected with a connecting pipe 2, a branch pipe 21 is fixedly connected on the surface of the connecting pipe 2, a control valve 22 is fixedly installed on the surface of the branch pipe 21, the control valve 22 is an intelligent control valve, and is electrically connected with the controller equipped with the suction pump 12, so that a user can conveniently control the opening and closing of the branch pipe 21, and one end is hermetically sealed and connected with a sampling box 4, the inner wall of the device shell 1 is fixedly connected with a supporting plate 3, the surface of the supporting plate 3 is provided with a supporting groove 31, the inner wall of the supporting groove 31 is fixedly sleeved with an elastic sleeve 32, the inner wall of the elastic sleeve 32 is in contact connection with the surface of a sampling box 4, the interior of the sampling box 4 is provided with a solid adsorbent 43, the solid adsorbent 43 can collect pollutants in the air when the air passes through, the device belongs to the prior art, the bottom of the device shell 1 is fixedly provided with an adsorption disc 52 through magnetic adsorption, the surface of the adsorption disc 52 is fixedly sleeved with a support 5, the other surface of the support 5 is in threaded connection with a telescopic rod 6 through an upper connecting sleeve 51, a thread groove arranged on the upper connecting sleeve 51 is the same as a thread groove arranged on a thread sleeve 62 and is convenient to be connected with a threaded rod 61, the telescopic rod 6 is an electric rod, the electric rod is provided with a controller, the prior art is convenient to adjust the supporting height, two telescopic rods 6 are respectively and fixedly connected with the threaded rod 61 and the thread sleeve 62, the surface of the threaded sleeve 62 is threadedly connected to the base 7.

Referring to fig. 2 and 3, a sealing cover 41 is fastened at one end of the sampling box 4, a sealing sleeve 42 is fixedly sleeved at the center position of the sealing cover 41, the inner wall of the sealing sleeve 42 is in contact connection with the surface of the branch pipe 21, the sealing sleeve 42 is made of elastic wear-resistant rubber, the sealing sleeve 42 is in a state of compression elasticity, the connecting position of the branch pipe 21 can be automatically sealed, an air outlet 33 is formed in the bottom of the supporting groove 31, a through hole 44 is formed in the bottom of the sampling box 4, an exhaust pipe 15 is fixedly connected to the side surface of the device shell 1, air inside the air inlet device passes through the through hole 44 formed in each sampling box 4, and the air outlet 33 communicated with the through hole 44 and the exhaust pipe 15 are exhausted to form a circulation, so that pollutants in the air can be rapidly collected.

Referring to fig. 1 and 5, an adsorption groove 53 is formed in the center of the adsorption disc 52, the inner wall of the adsorption groove 53 is in contact with the surface of the device housing 1, the adsorption disc 52 is made of a magnetic adsorption material, the adsorption disc 52 has a magnetic adsorption function, the device housing 1 containing iron can be rapidly fixed, and the device housing 1 containing iron can be conveniently disassembled and assembled.

Referring to fig. 1 and 3, a surface of the base 7 is connected with ground nails 72 through threads, the ground nails 72 are distributed annularly, the ground nails 72 can increase the supporting stability of the base 7, and when the sampling box is not used, the ground nails 72 can be detached, the elastic sleeve 32 is made of extrusion-resistant elastic rubber, and the elastic sleeve 32 is in a state of compression elasticity, so that the mounting position of the sampling box 4 can be automatically fastened.

When the atmospheric sampling device for environment monitoring is used, a threaded rod 61 at one end of a telescopic rod 6 is fastened with an upper connecting sleeve 51 in a threaded manner, a threaded rod 61 arranged on the other telescopic rod 6 is connected with a threaded sleeve 62 arranged on the telescopic rod 6 in a threaded manner, the number of the telescopic rods 6 required actually is sequentially connected, the threaded sleeve 62 arranged on the telescopic rod 6 at the lowest end is fastened with a lower connecting sleeve 71 in a threaded manner, the connection of a support 5, the telescopic rod 6 and a base 7 is completed, the lower end of a device shell 1 is sleeved into an adsorption groove 53, the position is fixed through magnetic adsorption, the telescopic rod 6 is controlled to move upwards to support the device shell 1, an air suction pump 12 is controlled to work after the height is proper, the air suction pump 12 works, external air is sucked in and transmitted into a branch pipe 21, meanwhile, a control valve 22 of the branch pipe 21 is opened, and the air collected at the height enters a sampling box 4 for collecting the height sample, after air enters the sampling box 4, the air is filtered by the solid adsorbent 43 and then is discharged out of the shell through the through hole 44, the air outlet 33 and the exhaust pipe 15, then the work of the air suction pump 12 is stopped after collection is finished, the control valve 22 of the branch pipe 21 is closed, then air samples with other heights are continuously collected according to the method, the air samples with different heights are collected into different sampling boxes 4, the threaded rods 61 and the threaded sleeves 62 are arranged at the two ends of the telescopic rods 6, so that the two adjacent telescopic rods 6 can be quickly assembled, the number of the telescopic rods 6 can be assembled according to actual requirements, the air samples with different heights can be collected, and the samples with different heights can be collected at one time through the arranged different branch pipes 21 and the sampling boxes 4, the sampling efficiency is greatly improved, and a user does not need to frequently change and store the samples, reducing the labor intensity.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. An atmospheric sampling device for environmental monitoring, comprising a device housing (1), characterized in that: the device is characterized in that an upper cover (11) is buckled at one end of a shell (1), an air pump (12) is fixedly arranged on the surface of the upper cover (11), an air exhaust pipe (13) and an air inlet pipe (14) are arranged on the surface of the air pump (12), a connecting pipe (2) is fixedly connected at one end of the air inlet pipe (14), a branch pipe (21) is fixedly connected on the surface of the connecting pipe (2), a control valve (22) is fixedly arranged on the surface of the branch pipe (21), a sampling box (4) is hermetically connected at one end of the branch pipe, a supporting plate (3) is fixedly connected to the inner wall of the shell (1), a supporting groove (31) is formed in the surface of the supporting plate (3), an elastic sleeve (32) is fixedly connected to the inner wall of the supporting groove (31), the inner wall of the elastic sleeve (32) is connected with the surface of the sampling box (4) in a contact manner, and a solid adsorbent (43) is arranged inside the sampling box (4), the bottom of device casing (1) is fixed with through magnetic adsorption adsorbs dish (52), the fixed surface of adsorbing dish (52) has cup jointed support (5), another surface of support (5) has telescopic link (6) through last adapter sleeve (51) threaded connection, two respectively fixedly connected with threaded rod (61) and thread bush (62) of telescopic link (6), the surface of thread bush (62) has base (7) through threaded connection.

2. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: the one end lock of sampling box (4) has sealed lid (41), the central point of sealed lid (41) puts fixed seal cover (42) of having cup jointed, the inner wall of seal cover (42) is connected with the surface contact of branch pipe (21), the material of seal cover (42) is elasticity wear-resisting rubber.

3. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: the bottom of the support groove (31) is provided with an air outlet (33), the bottom of the sampling box (4) is provided with a through hole (44), and the side surface of the device shell (1) is fixedly connected with an exhaust pipe (15).

4. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: the central point of adsorption plate (52) puts and is equipped with adsorption tank (53), the inner wall in adsorption tank (53) is connected with the surface contact of device casing (1), adsorption plate (52) adopt magnetic adsorption material to make.

5. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: one surface of the base (7) is fixedly connected with a lower connecting sleeve (71), the inner wall of the lower connecting sleeve (71) is in threaded connection with the surface of the threaded sleeve (62), and external threads are formed in the surface of the threaded sleeve (62).

6. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: one surface of the base (7) is connected with ground nails (72) through threads, and the ground nails (72) are distributed annularly.

7. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: the elastic sleeve (32) is made of extrusion-resistant elastic rubber.

8. An atmospheric sampling device for environmental monitoring as defined in claim 1, wherein: support (5) have been cup jointed to the fixed surface of adsorbing dish (52), another surface of support (5) has telescopic link (6) through last adapter sleeve (51) threaded connection, two respectively fixedly connected with threaded rod (61) and thread bush (62) of telescopic link (6), the surface of thread bush (62) has base (7) through threaded connection.