CN216207948U

CN216207948U - Gas sampling device based on environmental monitoring

Info

Publication number: CN216207948U
Application number: CN202122685313.3U
Authority: CN
Inventors: 周宇; 曲翊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-04-05
Anticipated expiration: 2031-11-04

Abstract

The utility model relates to the field of environmental monitoring, in particular to a gas sampling device based on environmental monitoring, which comprises a casing, wherein the casing is of an internal hollow structure, a fixed plate is vertically arranged in the casing, a collecting pipe is arranged on one side of the fixed plate, two ends of the collecting pipe respectively penetrate through the casing and the fixed plate, an air pump is arranged in the casing, the air pump 7 is connected with the collecting pipe, a partition plate is arranged in the casing, a filter screen is arranged at the bottom of the partition plate, and a cleaning assembly is arranged between the filter screen and the fixed plate; can open the aspiration pump, let the inside of gathering the gaseous entering casing of pipe collection, gaseous through gathering the pipe and blow to the drive plate for the drive plate rotates around the actuating lever, can let the actuating lever rotatory, thereby drives reciprocal lead screw and rotates, and reciprocal lead screw drives the brush and carries out reciprocating motion, can clear up the filter screen when gaseous collection.

Description

Gas sampling device based on environmental monitoring

Technical Field

The utility model relates to the field of environmental monitoring, in particular to a gas sampling device based on environmental monitoring.

Background

The air is an important factor in the life of people, the quality of the air directly influences the life quality of people, so the quality detection of the air is very necessary, at the moment, a sampling device is needed to be used for sampling, but the sampling device needs to frequently check or replace a filter screen when in use so as to ensure the cleanness of the filter screen, and the filter screen cannot be cleaned in the device to prolong the service life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a gas sampling device based on environmental monitoring, which solves the problems that a filter screen cannot be cleaned in the device and the service life is short.

The utility model realizes the purpose through the following technical scheme, and the gas sampling device based on environmental monitoring comprises a shell, wherein the shell is of an internal hollow structure, a fixed plate is vertically arranged in the shell, a collecting pipe is arranged on one side of the fixed plate, two ends of the collecting pipe respectively penetrate through the shell and the fixed plate, an air pump is arranged in the shell, the air pump 7 is connected with the collecting pipe, a partition plate is arranged in the shell, a filter screen is arranged at the bottom of the partition plate, a cleaning assembly is arranged between the filter screen and the fixed plate, and a collecting bin is arranged on the other side of the filter screen;

the clearance subassembly is including installing at the inside reciprocal lead screw of casing, the outside sliding connection of reciprocal lead screw has the drive ring, the connecting plate is installed in the outside of drive ring, the brush is installed to one side that the connecting plate is close to the filter screen, the brush contacts with the filter screen.

Preferably, the drive rod is installed on the inner top wall of the machine shell, a plurality of drive plates are installed on the outer side of the drive rod in a surrounding mode, the drive plates are connected with the outer side of the drive rod in an inclined mode, the drive rod is connected with the reciprocating lead screw, and the drive rod is located on one side of the collecting pipe.

Preferably, the support is installed in the outside of connecting plate, two bracing pieces are installed to one side of support, two the other end of bracing piece all is connected with the brush, it is equipped with the spring to run through the cover on the bracing piece, and the both ends of spring are connected with brush and support respectively.

Preferably, one end of the collecting pipe, which is positioned outside the casing, is provided with a threaded groove, and the outer side of the collecting pipe is in threaded connection with a sealing cover.

Preferably, the support is U-shaped, and one side of the connecting plate is provided with a groove matched with the supporting rod for use.

Preferably, install the pipe in the collection storehouse, the inside slidable mounting of pipe has the piston rod, the casing is run through to the one end of piston rod, two breather pipes are installed respectively to the upper and lower both sides of pipe, are located the upside the breather pipe runs through the casing, and installs one-way air outlet valve in the breather pipe, is located the downside install one-way admission valve in the breather pipe.

The utility model has the beneficial effects that: can open the aspiration pump, let the inside that the collection pipe gathered gaseous entering casing, when the collection pipe was gathered, gaseous through gathering the pipe and blowing to the drive plate, make the drive plate rotate around the actuating lever, can let the actuating lever rotatory, thereby drive reciprocal lead screw and rotate, reciprocal lead screw drives the brush and carries out reciprocating motion, can clear up the filter screen when gaseous collection, and when the brush removed, spring extrusion brush can let the brush paste the surface of tight filter screen constantly, make the effect of clearance better.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of a driving plate structure according to the present invention;

fig. 4 is a schematic view of the stent structure of the present invention.

In the figure: 1. a housing; 2. a collection tube; 3. a sealing cover; 4. a fixing plate; 5. a partition plate; 6. filtering with a screen; 7. an air pump; 8. cleaning the assembly; 801. a reciprocating screw; 802. a connecting plate; 803. a support; 804. a brush; 805. a drive ring; 806. a support bar; 807. a spring; 9. a drive rod; 10. a drive plate; 11. a circular tube; 12. a one-way air outlet valve; 13. a one-way intake valve; 14. a piston rod; 15. a breather tube.

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.

In the specific implementation: as shown in fig. 1-4, a gas sampling device based on environmental monitoring comprises a casing 1, the casing 1 is of an internal hollow structure, a fixing plate 4 is vertically installed inside the casing 1, a collecting pipe 2 is installed on one side of the fixing plate 4, two ends of the collecting pipe 2 respectively penetrate through the casing 1 and the fixing plate 4, an air suction pump 7 is installed inside the casing 1, the air suction pump 7 is connected with the collecting pipe 2, a partition plate 5 is installed inside the casing 1, a filter screen 6 is installed at the bottom of the partition plate 5, a cleaning assembly 8 is arranged between the filter screen 6 and the fixing plate 4, a collecting bin is arranged on the other side of the filter screen 6, the cleaning assembly 8 comprises a reciprocating screw 801 installed inside the casing 1, a driving ring 805 is slidably connected to the outer side of the reciprocating screw 801, a connecting plate 802 is installed on the outer side of the driving ring 805, a brush 804 is installed on one side of the connecting plate 802 close to the filter screen 6, and the brush 804 is in contact with the filter screen 6, can open aspiration pump 7, let gather the inside that pipe 2 gathers gaseous entering casing 1, then rethread filter screen 6 filters gas, let the gaseous inside that gets into the collection storehouse of gathering accomplish the sampling to gas, can rotate reciprocal lead screw 801 when needs are cleaned filter screen 6, let connecting plate 802 on the reciprocal lead screw 801 carry out up-and-down reciprocating motion and clean the live time that improves filter screen 6 on the surface of filter screen 6.

As shown in fig. 1, 2 and 4, a driving rod 9 is installed on an inner top wall of the casing 1, a plurality of driving plates 10 are installed around an outer side of the driving rod 9, the plurality of driving plates 10 are obliquely connected with an outer side of the driving rod 9, the driving rod 9 is connected with the reciprocating lead screw 801, the driving rod 9 is located at one side of the collecting tube 2, a bracket 803 is installed at an outer side of the connecting plate 802, two supporting rods 806 are installed at one side of the bracket 803, the other ends of the two supporting rods 806 are connected with a brush 804, a spring 807 is sleeved on the supporting rods 806 in a penetrating manner, and two ends of the spring 807 are respectively connected with the brush 804 and the bracket 803, when the collecting tube 2 collects, gas is blown to the driving plates 10 through the collecting tube 2, so that the driving rods 9 are driven by the driving rod 10 to rotate, the reciprocating lead screw 801 is driven to rotate, two sides of the connecting plate 802 are close to an inner wall of the casing 1, make reciprocal lead screw 801 let connecting plate 802 reciprocate in casing 1's inside when rotating for reciprocal lead screw 801 drives brush 804 and carries out reciprocating motion, can clear up filter screen 6 when gas is collected, and when brush 804 removed, spring 807 extrusion brush 804 can let brush 804 paste tight filter screen 6's surface constantly, makes the effect of clearance better.

As shown in fig. 1 and fig. 2, one end of the collecting tube 2 located outside the casing 1 is provided with a thread groove, the outer side of the collecting tube 2 is in threaded connection with a sealing cover 3, the bracket 803 is U-shaped, one side of the connecting plate 802 is provided with a groove matched with the supporting rod 806 for use, the collecting bin is internally provided with a round tube 11, the interior of the round tube 11 is slidably provided with a piston rod 14, one end of the piston rod 14 penetrates through the casing 1, the upper side and the lower side of the round tube 11 are respectively provided with two vent tubes 15, the vent tube 15 located on the upper side penetrates through the casing 1, the vent tube 15 is internally provided with a one-way air outlet valve 12, the vent tube 15 located on the lower side is internally provided with a one-way air inlet valve 13, the collecting tube 2 can be sealed and covered by the sealing cover 3 after collection is completed, then the piston rod 14 can be repeatedly pushed to move in the interior of the round tube 11, the one-way air inlet valve 13 is opened to suck the gas in the collecting bin into the round tube 11 when the piston rod 14 moves outwards, when the piston rod 14 moves inwards, the one-way air inlet valve 13 is closed, the one-way air outlet valve 12 is opened, the gas in the circular tube 11 is discharged, the gas in the collecting bin can be moved out of the collecting bin through repeated operation, and the gas residue in the collecting bin can be reduced as much as possible, so that the next sampling is more accurate.

When the utility model is used, the air pump 7 can be opened, the gas collected by the collecting pipe 2 enters the interior of the machine shell 1, then the gas is filtered by the filter screen 6, the collected gas enters the interior of the collecting bin to finish the sampling of the gas, when the filter screen 6 needs to be cleaned, the reciprocating lead screw 801 can be rotated, the connecting plate 802 on the reciprocating lead screw 801 reciprocates up and down to clean the surface of the filter screen 6, so that the service time of the filter screen 6 is prolonged, when the collecting pipe 2 collects the gas, the gas is blown to the driving plate 10 through the collecting pipe 2, so that the driving plate 10 drives the driving rod 9 to rotate, the driving rod 9 can be rotated, the reciprocating lead screw 801 drives the brush 804 to reciprocate, the filter screen 6 can be cleaned while the gas is collected, and when the brush 804 moves, the spring 807 extrudes the brush 804, can let brush 804 paste tight filter screen 6's surface constantly, make the effect of clearance better, can cover collection pipe 2 seal with sealed lid 3 after gathering the completion, then can promote piston rod 14 repeatedly, let piston rod 14 at the inside piston motion of pipe 11, one-way admission valve 13 is opened and is inhaled the pipe 11 in with the gas in collecting the storehouse when piston rod 14 outwards removes, when piston rod 14 inwards removes, one-way admission valve 13 closes, one-way air outlet valve 12 is opened, with the gas escape in the pipe 11, operate repeatedly and shift out the collection storehouse with the gas of collecting the storehouse inside, and can minimize and collect the remaining of the interior gas of storehouse, make next sampling more accurate.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a gaseous sampling device based on environmental monitoring, includes casing (1), its characterized in that: the casing (1) is of an internal hollow structure, a fixed plate (4) is vertically installed in the casing (1), an acquisition pipe (2) is installed on one side of the fixed plate (4), two ends of the acquisition pipe (2) penetrate through the casing (1) and the fixed plate (4) respectively, an air pump (7) is installed in the casing (1) and connected with the acquisition pipe (2), a partition plate (5) is installed in the casing (1), a filter screen (6) is installed at the bottom of the partition plate (5), a cleaning assembly (8) is arranged between the filter screen (6) and the fixed plate (4), and a collection bin is arranged on the other side of the filter screen (6);

clearance subassembly (8) are including installing reciprocal lead screw (801) in casing (1) inside, the outside sliding connection of reciprocal lead screw (801) has drive ring (805), connecting plate (802) are installed to the outside of drive ring (805), brush (804) are installed to one side that connecting plate (802) are close to filter screen (6), brush (804) contact with filter screen (6).

2. The gas sampling device based on environmental monitoring according to claim 1, wherein: the utility model discloses a collection pipe, including casing (1), drive rod (9) are installed to the interior roof of casing (1), the outside of drive rod (9) is encircleed and is installed a plurality of drive plates (10), and is a plurality of drive plate (10) are connected with the outside slant of drive rod (9), drive rod (9) are connected with reciprocal lead screw (801), drive rod (9) are located the one side of gathering pipe (2).

3. The gas sampling device based on environmental monitoring according to claim 1, wherein: support (803) are installed in the outside of connecting plate (802), two bracing pieces (806) are installed to one side of support (803), two the other end of bracing piece (806) all is connected with brush (804), it is equipped with spring (807) to run through the cover on bracing piece (806), and the both ends of spring (807) are connected with brush (804) and support (803) respectively.

4. The gas sampling device based on environmental monitoring according to claim 1, wherein: one end of the collecting pipe (2) positioned at the outer side of the casing (1) is provided with a thread groove, and the outer side of the collecting pipe (2) is in threaded connection with a sealing cover (3).

5. The gas sampling device based on environmental monitoring according to claim 3, wherein: the support (803) is U-shaped, and one side of the connecting plate (802) is provided with a groove matched with the supporting rod (806) for use.

6. The gas sampling device based on environmental monitoring according to claim 1, wherein: install pipe (11) in the collection storehouse, the inside slidable mounting of pipe (11) has piston rod (14), casing (1) is run through to the one end of piston rod (14), two breather pipes (15) are installed respectively to the upper and lower both sides of pipe (11), are located the upside breather pipe (15) run through casing (1), and install one-way air outlet valve (12) in breather pipe (15), are located the downside install one-way admission valve (13) in breather pipe (15).