CN210293825U

CN210293825U - Multifunctional gas sampling device

Info

Publication number: CN210293825U
Application number: CN201920681281.XU
Authority: CN
Inventors: 杨晨; 金超; 司剑
Original assignee: Jiangsu Runyu Environmental Engineering Co ltd
Current assignee: Jiangsu Runyu Environmental Engineering Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-04-10
Anticipated expiration: 2029-05-14

Abstract

The utility model provides a multi-functional gas sampling device relates to gaseous sampling technical field, including the installation shell, the inner wall fixedly connected with gas bomb of installation shell, the bottom outer wall intercommunication of gas bomb has the check valve, and the one end and the installation shell diapire intercommunication of gas bomb are kept away from to the check valve, and the bottom outer wall of installation shell has the sieving mechanism for the position department intercommunication of check valve, and the upper end outer wall of gas bomb is linked together through governing valve and booster mechanism. The utility model discloses in, through gaseous process intake pipe, utilize gas flow to promote the baffle, make the baffle rotate in the inside of intake pipe with the help of the runner, elasticity through first spring promotes the filter screen, make the filter screen with the help of the sliding ring at the inner wall of intake pipe upwards slide, baffle pivoted in-process extrusion filter screen first spring of downward compression to thereby make filter screen up-and-down motion produce vibrations, utilize filter screen vibrations to reduce the dust and adsorb at its surface, the filter screen that the wire was made has the advantage of high tenacity high strength.

Description

Multifunctional gas sampling device

Technical Field

The utility model relates to a gaseous sampling technical field especially relates to a multi-functional gaseous sampling device.

Background

The pollutants in the atmosphere can be roughly divided into two types, namely gas state and aerosol, and sampling analysis needs to be carried out on the atmosphere in order to analyze the pollution state in the atmosphere and obtain real atmospheric state data so as to determine the pollution condition of the atmosphere according to test data.

The problems existing in the process of sampling gas are as follows:

1. the existing sampling device works for a long time in an environment with more dust, so that the dust is easily accumulated in a filtering mechanism of the sampling device, and the filtering mechanism is blocked;

2. the existing sampling device is fixed only by means of bolts, manual punching is needed when the wall surface is smooth and has no bolt preformed hole, and therefore the wall surface is damaged and the installation efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional gas sampling device to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a multi-functional gas sampling device, includes the installation shell, the inner wall fixedly connected with gas bomb of installation shell, the bottom outer wall intercommunication of gas bomb has the check valve, the one end and the installation shell diapire intercommunication of gas bomb are kept away from to the check valve, the bottom outer wall of installation shell has the sieving mechanism for the position department intercommunication of check valve, the upper end outer wall of gas bomb is linked together through governing valve and booster mechanism, the one end intercommunication that the gas bomb was kept away from to booster mechanism has the outlet duct, the right side lateral wall fixedly connected with mount pad of installation shell, the mounting hole has transversely been seted up to the inside of mount pad, the spout has transversely been seted up to the right side lateral wall of mount pad, the inner wall sliding connection of spout has installation device.

The screening device comprises an air inlet pipe communicated with the outer bottom wall of the installation shell, one end, far away from the installation shell, of the air inlet pipe is communicated with a three-way pipe, one end, far away from the air inlet pipe, of the three-way pipe is communicated with a collecting bottle, the inner wall of the air inlet pipe is connected with a sliding ring in a sliding mode, the inner wall of the sliding ring is fixedly connected with a filter screen, the outer wall of the bottom end of the filter screen is fixedly connected with a first spring, one end, far away from the filter screen, of the first spring is fixedly connected with the inner bottom wall of the three-way.

Preferably, the installation device includes the piston with spout sliding connection, the left end outer wall fixedly connected with hinge of piston, the vertical trompil of having seted up of upper end outer wall of mount pad, and the bottom and the spout of trompil are linked together, the left and right sides inner wall of trompil all rotates and is connected with the gag lever post, two the gag lever post is close to the equal fixedly connected with second spring of one end of trompil inner wall, two the one end that the gag lever post was kept away from to the second spring and the inner wall fixed connection of trompil.

Preferably, the right side lateral wall fixedly connected with sucking disc of mount pad, and the left side lateral wall and the spout of sucking disc are linked together, the sucking disc is made by rubber materials, and the right side lateral wall of sucking disc has seted up ring form recess, utilizes the inside air suction of sucking disc of making rubber to the sucking disc adsorbs on glossy wall, thereby carries out the water storage through ring form recess with sucking disc right side lateral wall and increases the leakproofness between sucking disc and the glossy wall.

Preferably, the surface of the rotating wheel is fixedly connected with four partition plates, the partition plates are matched with the air inlet pipe in size, and the partition plates matched with the air inlet pipe in size rotate with the rotating wheel when gas flows in the air inlet pipe.

Preferably, the outer wall of the rear end of the pressurizing mechanism is fixedly connected with the mounting shell, and the pressurizing mechanism is a ZQ520-02PM micro vacuum pump.

Preferably, the hinge is located at one end of each of the two limiting rods, and one end of the hinge, which is far away from the piston, is fixedly connected with a pull ring.

Preferably, a sealing gasket is arranged in a gap between the surface of the piston and the inner wall of the sliding groove.

The utility model has the advantages that:

1. this multi-functional gas sampling device, through gaseous process intake pipe, utilize gas flow to promote the baffle, make the baffle rotate at the inside of intake pipe with the help of the runner, elasticity through first spring promotes the filter screen, make the filter screen upwards slide at the inner wall of intake pipe with the help of the sliding ring, baffle pivoted in-process extrusion filter screen first spring of downward compression, thereby make filter screen up-and-down reciprocating motion produce vibrations, utilize filter screen vibrations to reduce the dust and adsorb on its surface, the filter screen that the wire was made has the advantage of high tenacity high strength.

2. This multi-functional gas sampling device drives the piston through the hinge and slides left at the inner wall of spout, utilizes the space volume that increases piston right side and spout and constitute to reduce pressure, lead to the inside pressure reduction of the sucking disc that is linked together with the spout, make the sucking disc adsorb on glossy wall under the effect of atmospheric pressure, solved the smooth problem that just need carry out the manual work and punch when not having the bolt preformed hole of wall.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional gas sampling device of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Reference numerals: 1. mounting a shell; 2. a gas cylinder; 3. a one-way valve; 4. a pressurization mechanism; 5. an air outlet pipe; 6. a mounting seat; 7. a screening device; 701. an air inlet pipe; 702. a rotating wheel; 703. a slip ring; 704. filtering with a screen; 705. a three-way pipe; 706. a first spring; 707. a collection bottle; 8. a mounting device; 801. a piston; 802. a hinge; 803. hole drawing; 804. a limiting rod; 805. a second spring; 9. a chute; 10. mounting holes; 11. and (4) sucking discs.

Detailed Description

Technical means for realizing the utility model; authoring features; to achieve the objects and advantages of the invention, as will be apparent from the following description of the preferred embodiments, the invention is further described with reference to the accompanying drawings. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

In this embodiment 1, as shown in fig. 1, fig. 2 and fig. 3, a multifunctional gas sampling device comprises a mounting housing 1, a gas cylinder 2 is fixedly connected to the inner wall of the mounting housing 1, a check valve 3 is communicated with the outer wall of the bottom end of the gas cylinder 2, one end of the check valve 3, which is far away from the gas cylinder 2, is communicated with the bottom wall of the mounting housing 1, a screening device 7 is communicated with the outer wall of the bottom end of the mounting housing 1, which is opposite to the position of the check valve 3, the outer wall of the upper end of the gas cylinder 2 is communicated with a supercharging mechanism 4 through a regulating valve, the outer wall of the rear end of the supercharging mechanism 4 is fixedly connected with the mounting housing 1, the supercharging mechanism 4 is a ZQ520-02PM micro vacuum pump, one end of the supercharging mechanism 4, which is far away from the gas cylinder 2, is communicated with a gas outlet pipe 5, a mounting base 6 is, the inner wall of the chute 9 is slidably connected with a mounting device 8.

The specific arrangement and function of the screening device 7 and the mounting device 8 are described in detail below:

as shown in fig. 1 and 2, the screening device 7 includes an air inlet pipe 701 communicated with an outer bottom wall of the installation shell 1, one end of the air inlet pipe 701, which is far away from the installation shell 1, is communicated with a three-way pipe 705, one end of the three-way pipe 705, which is far away from the air inlet pipe 701, is communicated with a collecting bottle 707, an inner wall of the air inlet pipe 701 is connected with a slip ring 703 in a sliding manner, an inner wall of the slip ring 703 is fixedly connected with a filter screen 704, a bottom outer wall of the filter screen 704 is fixedly connected with a first spring 706, one end of the first spring 706, which is far away from the filter screen 704, is fixedly connected with an.

As shown in fig. 1 and 2, the motion principle and the achieved effect of the whole screening device 7 are as follows: the booster mechanism 4 generates negative pressure to suck gas into the gas storage bottle 2 through the gas inlet pipe 701, the baffle plate is pushed by gas flowing, the baffle plate rotates in the gas inlet pipe 701 through the runner 702, the filter screen 704 is pushed by the elastic force of the first spring 706, the filter screen 704 slides upwards on the inner wall of the gas inlet pipe 701 through the slip ring 703, the filter screen 704 is pressed downwards to compress the first spring 706 in the rotating process of the baffle plate, the filter screen 704 made of metal wires has the advantages of high toughness and high strength, the filter screen 704 reciprocates up and down to generate vibration, the vibration of the filter screen 704 is utilized to reduce dust adsorption on the surface of the filter screen 704, and the dust shaken off the surface of the filter screen 704 falls into the collecting bottle 707 from the other end of the three-.

As shown in fig. 1 and 3, the mounting device 8 includes a piston 801 slidably connected to the sliding groove 9, a gap between the surface of the piston 801 and the inner wall of the sliding groove 9 is provided with a sealing gasket, a problem of leakage caused by reduction of sealing between the piston 801 and the sliding groove 9 is avoided through the sealing gasket, a hinge 802 is fixedly connected to the outer wall of the left end of the piston 801, the hinge 802 is located at one end of each of two limiting rods 804, the hinge 802 is far away from the one end of the piston 801 and is fixedly connected to a pull ring, a pull hole 803 is vertically formed in the outer wall of the upper end of the mounting seat 6, the bottom end of the pull hole 803 is communicated with the sliding groove 9, the inner walls of the left side and the right side of the pull hole 803 are rotatably connected to the limiting rods 804, second springs 805 are fixedly connected to one ends of the two limiting rods 804, which are.

As shown in fig. 1 and 3, the motion principle and the achieved effect of the whole mounting device 8 are as follows: pulling the pull ring, make the pull ring drive hinge 802 slide inside broaching hole 803, drive piston 801 through hinge 802 and slide left at the inner wall of spout 9, utilize the space volume that increases piston 801 right side and spout 9 and constitute, thereby reduce pressure, lead to the inside pressure reduction of sucking disc 11 that is linked together with spout 9, make sucking disc 11 adsorb on smooth wall under the effect of atmospheric pressure, the problem that just need carry out the manual work and punch when having solved the smooth bolt preformed hole that does not have of wall, the self elasticity of second spring 805 promotes gag lever post 804 and contacts with hinge 802, rotate to the one end that is close to each other through extruding two gag lever posts 804 when hinge 802 moves down, thereby utilize two gag lever posts 804 to fix hinge 802 spacing.

As shown in fig. 1, the right side lateral wall fixedly connected with sucking disc 11 of mount pad 6, and the left side lateral wall of sucking disc 11 is linked together with spout 9, and sucking disc 11 is made by rubber materials, and the annular recess has been seted up to the right side lateral wall of sucking disc 11, utilizes the sucking disc 11 inside air suction who makes rubber, thereby sucking disc 11 adsorbs on smooth wall, sprays water 11 right side lateral wall of sucking disc, thereby carries out the leakproofness between water storage increase sucking disc 11 and the smooth wall through the annular recess.

As shown in fig. 1 and 2, four partition plates are fixedly connected to the surface of the runner 702, the size of each partition plate is matched with that of the gas inlet pipe 701, and the runner 702 is rotated when gas flows in the gas inlet pipe 701 by using the partition plates matched with the size of the gas inlet pipe 701.

The working principle of the whole mechanism is as follows: the suction cup 11 is contacted with a smooth wall surface, the right side wall of the suction cup 11 is sprayed with water, water is stored through the annular groove, so that the sealing performance between the suction cup 11 and the smooth wall surface is improved, the pull ring is pulled, the pull ring drives the hinge 802 to slide in the pull hole 803, the piston 801 is driven by the hinge 802 to slide leftwards on the inner wall of the sliding groove 9, the space volume formed by the right side of the piston 801 and the sliding groove 9 is increased, so that the pressure intensity is reduced, the internal pressure intensity of the suction cup 11 communicated with the sliding groove 9 is reduced, the suction cup 11 is adsorbed on the smooth wall surface under the action of atmospheric pressure, the problem that manual punching is needed when the wall surface is smooth and has no bolt reserved hole is solved, the self elasticity of the second spring 805 pushes the limiting rod 804 to be contacted with the hinge 802, when the hinge 802 moves downwards, the two limiting rods 804 are extruded to rotate towards one end close to each, avoid the inside atmospheric pressure of sucking disc 11 to rise, booster mechanism 4 produces the negative pressure and passes through inside intake pipe 701 suction gas bomb 2, utilize the gas flow to promote the baffle, make the baffle rotate in the inside of intake pipe 701 with the help of runner 702, promote filter screen 704 through the elasticity of first spring 706, make filter screen 704 upwards slide at the inner wall of intake pipe 701 with the help of sliding ring 703, the rotatory in-process of baffle extrudes filter screen 704 and compresses first spring 706 downwards, filter screen 704 that the wire was made has the advantage of high tenacity high strength, thereby make filter screen 704 up-and-down reciprocating motion produce vibrations, utilize filter screen 704 vibrations to reduce dust and adsorb on its surface, the dust that shakes down from filter screen 704 surface falls into collecting bottle 707 from the three-way pipe 705 other end, thereby collect the dust.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature is "above" the second feature; "above" and "above" include the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature is "below" the second feature; "below" and "beneath" include the first feature being directly beneath and obliquely below the second feature, or merely indicating that the first feature is at a lesser level than the second feature.

The foregoing shows and describes the general principles of the present invention; main features and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional gas sampling device, includes the installation shell, its characterized in that: the inner wall of the mounting shell is fixedly connected with an air storage bottle, the outer wall of the bottom end of the air storage bottle is communicated with a one-way valve, one end, away from the air storage bottle, of the one-way valve is communicated with the bottom wall of the mounting shell, the position, relative to the one-way valve, of the outer wall of the bottom end of the mounting shell is communicated with a screening device, the outer wall of the upper end of the air storage bottle is communicated with a pressurization mechanism through an adjusting valve, one end, away from the air storage bottle, of the pressurization mechanism is communicated with an air outlet pipe, the side wall of the right side of the mounting shell is fixedly connected with a mounting seat, a mounting hole is transversely formed in the mounting seat;

the screening device comprises an air inlet pipe communicated with the outer bottom wall of the installation shell, one end, far away from the installation shell, of the air inlet pipe is communicated with a three-way pipe, one end, far away from the air inlet pipe, of the three-way pipe is communicated with a collecting bottle, the inner wall of the air inlet pipe is connected with a sliding ring in a sliding mode, the inner wall of the sliding ring is fixedly connected with a filter screen, the outer wall of the bottom end of the filter screen is fixedly connected with a first spring, one end, far away from the filter screen, of the first spring is fixedly connected with the inner.

2. A multi-functional gas sampling assembly as defined in claim 1, wherein: the mounting device comprises a piston connected with a sliding groove in a sliding mode, a hinge is fixedly connected to the outer wall of the left end of the piston, a pull hole is vertically formed in the outer wall of the upper end of the mounting seat, the bottom end of the pull hole is communicated with the sliding groove, limiting rods are rotatably connected to the inner walls of the left side and the right side of the pull hole respectively, a second spring is fixedly connected to one end, close to the inner wall of the pull hole, of each limiting rod, and the second spring is fixedly connected with one end, far away from the limiting rods, of the second spring and the inner wall.

3. A multi-functional gas sampling assembly as defined in claim 1, wherein: the right side lateral wall fixedly connected with sucking disc of mount pad, and the left side lateral wall and the spout of sucking disc are linked together, the sucking disc is made by rubber materials, and the right side lateral wall of sucking disc has seted up ring form recess, utilizes the inside air suction of sucking disc of making rubber to the sucking disc adsorbs on glossy wall, thereby carries out the water spray with sucking disc right side lateral wall and carries out the leakproofness between water storage increase sucking disc and the glossy wall through ring form recess.

4. A multi-functional gas sampling assembly as defined in claim 1, wherein: the surface of the rotating wheel is fixedly connected with four partition plates, the partition plates are matched with the air inlet pipe in size, and the partition plates matched with the air inlet pipe in size rotate with the rotating wheel when gas flows in the air inlet pipe.

5. A multi-functional gas sampling assembly as defined in claim 1, wherein: the outer wall of the rear end of the supercharging mechanism is fixedly connected with the mounting shell, and the supercharging mechanism is a ZQ520-02PM micro vacuum pump.

6. A multi-functional gas sampling assembly as defined in claim 2, wherein: the hinge is located at one end where the two limiting rods are close to each other, and one end, far away from the piston, of the hinge is fixedly connected with a pull ring.

7. A multi-functional gas sampling assembly as defined in claim 2, wherein: and a sealing gasket is arranged in a gap between the surface of the piston and the inner wall of the sliding groove.