CN219084512U

CN219084512U - Gas sampling device for environment detection

Info

Publication number: CN219084512U
Application number: CN202222547396.4U
Authority: CN
Inventors: 丁伟
Original assignee: Anhui Shengchuang Testing Technology Co ltd
Current assignee: Anhui Shengchuang Testing Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-05-26
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a gas sampling device for environment detection, which belongs to the technical field of gas environment detection and comprises a bottle body, wherein a limiting ring is fixedly connected to the upper surface of the bottle body, a fixing ring is fixedly connected to the upper surface of the bottle body, a second control tube is fixedly connected to the outer surface of the fixing ring, a sealing ring is connected to the inner wall of the bottle body in a sliding manner, the upper surface of the sealing ring is connected with the bottom surface of the limiting ring in a sliding manner, the top of the bottle body is sealed through the sealing ring, gas in the bottle body is diffused into the fixing ring after being emptied through the second control tube, and then the gas is inserted into the inner side of the fixing ring through a probe and prevented from generating convection with external gas, so that the gas is mixed, and the problem that the internal gas and the external gas are easy to generate convection when a top cover is opened in a collection bottle of the existing gas collection device is solved, and the detection result is affected is solved.

Description

Gas sampling device for environment detection

Technical Field

The utility model relates to the field of gas environment detection, in particular to a gas sampling device for environment detection.

Background

In the gas emission of factories such as chemical industry, the gas needs to be processed to a specified standard and can be emitted, so that a detector usually needs to collect a gas sample through a gas sampling device and then carry out detection analysis on the gas in a laboratory.

When the top cover of the existing collecting bottle is opened, convection is easily generated between the internal gas and the external gas, and the external gas and the sample are mixed, so that the detection result is affected.

Disclosure of Invention

The present utility model is directed to a gas sampling apparatus for environmental detection, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a gaseous sampling device for environmental detection, includes the bottle, the upper surface fixedly connected with restriction ring of bottle, the upper surface fixedly connected with solid fixed ring of bottle, gu fixed ring's surface fixedly connected with second control tube, the inner wall sliding connection of bottle has the sealing ring, the upper surface and the bottom surface sliding connection of restriction ring of sealing ring, the top of sealing ring is provided with the rubber buffer.

As still further aspects of the utility model: the outer surface of the rubber plug is fixedly connected with a thread sleeve, the outer surface of the thread sleeve is in threaded connection with a positioning cylinder, and the inner wall of the positioning cylinder is in threaded connection with the outer surface of the fixing ring.

As still further aspects of the utility model: the inside fixedly connected with cross board of positioning tube, the lower surface sliding connection of cross board has the inner tube, the bottom of inner tube is fixedly connected with the upper surface of sealing ring.

As still further aspects of the utility model: the outer surface of the inner cylinder is sleeved with a spring, the top of the spring is fixedly connected with a limiting plate, the bottom of the spring is fixedly connected with the upper surface of the sealing ring, the outer surface of the limiting plate is fixedly connected with the fixing ring, and the inner wall of the limiting plate is in sliding connection with the outer surface of the inner cylinder.

As still further aspects of the utility model: the inside sliding connection of inner tube has the sealing block, the bottom of sealing block rotates and is connected with the threaded rod, the surface and the bottle of threaded rod rotate to be connected, the bottom fixedly connected with of threaded rod rotates the cover.

As still further aspects of the utility model: the outer surface threaded connection of threaded rod has the closing plate, the surface and the inner wall sliding connection of bottle of closing plate, the control hole has been seted up to the bottom of bottle.

As still further aspects of the utility model: the upper surface of the bottle body is fixedly connected with a first control tube, and the outer surface of the bottle body is fixedly connected with a handle.

Compared with the prior art, the utility model has the beneficial effects that:

this gaseous sampling device for environmental detection seals the bottle top through the sealing ring, makes through the inside gaseous evacuation back of second control tube with the fixed ring, in the gas diffusion with the bottle in the fixed ring, then runs through the rubber buffer through the probe and inserts the fixed ring inboard, avoids producing the convection current with the external gas, leads to gas mixing to solve the collecting bottle of current gas collection device when opening the top lid, make inside gas and external gas produce the convection current easily, make external gas and sample mix, thereby influence the problem of testing result.

Drawings

FIG. 1 is a schematic perspective view of a gas sampling apparatus for environmental detection;

FIG. 2 is a cross-sectional view of a side view of a bottle in a gas sampling apparatus for environmental detection;

FIG. 3 is a cross-sectional view of a front view of a threaded sleeve in a gas sampling apparatus for environmental detection;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 in the gas sampling apparatus for environmental detection.

In the figure: 1. a bottle body; 2. a threaded rod; 3. a sealing plate; 4. a first control tube; 5. a control hole; 6. a rotating sleeve; 7. a confinement ring; 8. a seal ring; 9. a spring; 10. a limiting plate; 11. a fixing ring; 12. an inner cylinder; 13. a cross plate; 14. a positioning cylinder; 15. a thread sleeve; 16. a rubber stopper; 17. a grip; 18. a second control tube; 19. and a sealing block.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1-4, in an embodiment of the utility model, a gas sampling device for environmental detection includes a bottle body 1, a limiting ring 7 is fixedly connected to an upper surface of the bottle body 1, a fixing ring 11 is fixedly connected to an upper surface of the bottle body 1, a second control tube 18 is fixedly connected to an outer surface of the fixing ring 11, a sealing ring 8 is slidably connected to an inner wall of the bottle body 1, an upper surface of the sealing ring 8 is slidably connected to a bottom surface of the limiting ring 7, and a rubber plug 16 is disposed above the sealing ring 8.

The outer surface fixedly connected with screw sleeve 15 of rubber buffer 16, screw sleeve 15's surface threaded connection has a location section of thick bamboo 14, the inner wall of location section of thick bamboo 14 and the surface threaded connection of solid fixed ring 11, install rubber buffer 16 at the location section of thick bamboo 14 top through screw sleeve 15, when sealing the space top that solid fixed ring 11 and location section of thick bamboo 14 formed, be convenient for change rubber buffer 16, be convenient for detect sample many times, the inside fixedly connected with cross 13 of location section of thick bamboo 14, the lower surface sliding connection of cross 13 has inner tube 12, the bottom of inner tube 12 and the upper surface fixed connection of sealing ring 8, make location section of thick bamboo 14 be convenient for press down inner tube 12 through cross 13, make inner tube 12 drive sealing ring 8 downward movement, open the top of bottle 1, make gas move the inboard of solid fixed ring 11, the surface cup joint spring 9 of inner tube 12, the top fixed connection of spring 9 has limit plate 10, the bottom of spring 9 and the upper surface fixed ring 11 fixed connection of sealing ring 10, the inner wall of limit plate 10 and the surface sliding connection of inner tube 12, the shape of 12 is T type, be convenient for pull down sealing ring 8 between cross 10 and sealing ring 8, the sealing ring 7 is located in the shape of sealing ring 8, the upper seal 7, the bottle is convenient for carry out the sealing ring is contacted to the sealing ring through the sealing ring.

The inside sliding connection of inner tube 12 has sealing block 19, sealing block 19's bottom rotates and is connected with threaded rod 2, threaded rod 2's surface and bottle 1 rotate and are connected, threaded rod 2's bottom fixedly connected with rotates cover 6, be provided with the sealing washer between 2 and the bottle 1, improve the leakproofness between 2 and the bottle 1, insert the inboard of inner tube 12 through sealing block 19, the inner tube 12 is sealed inside the inner tube 12 when being convenient for up-and-down, thereby seal bottle 1's top, threaded rod 2's surface threaded connection has closing plate 3, closing plate 3's surface and bottle 1's inner wall sliding connection, control hole 5 has been seted up to bottle 1's bottom, it adopts ventilative material to rotate cover 6, be convenient for make gas discharge through control hole 5, drive closing plate 3 through threaded rod, draw gas into bottle 1 inside, when making sealing plate 3 move to the below simultaneously, bottle 1's upper surface fixedly connected with first control tube 4, bottle 1's surface fixedly connected with handle 17, handle 17's shape is U type, be convenient for place bottle 1's internal valve, it installs at 18 at the second internal collection ring, it is fixed to make the second air collecting ring to place the valve inside 18, after the second air collecting ring is opened at 18.

The working principle of the utility model is as follows: when the device is used, firstly, the threaded rod 2 is rotated through the rotating sleeve 6, the threaded rod 2 is limited to rotate through the inner wall of the bottle body 1 to the sealing plate 3, the sealing plate 3 moves downwards, the space above the sealing plate 3 is increased, gas is sucked into the bottle body 1 through the first control tube 4, gas collection into the bottle body 1 is achieved, at the moment, the upper side of the bottle body 1 drives the sealing ring 8 to move upwards through the spring 9, the sealing ring 8 is enabled to be in contact with the lower surface of the limiting ring 7, meanwhile, the inner cylinder 12 is in contact with the sealing block 19, the top of the bottle body 1 is sealed, then a vacuum pump or a device for extracting gas is used, the gas in the fixing ring 11 is emptied through the second control tube 18, the fixing ring 11 is in a vacuum state, then the positioning cylinder 14 is manually rotated, the positioning cylinder 14 drives the cross plate 13 to move downwards, the cross plate 13 presses the inner cylinder 12 downwards, the sealing ring 8 is opened between the sealing ring 8 and the bottle body 1, the gas in the bottle body 1 is diffused into the fixing ring 11, then the sealing ring 8 is positioned through reverse rotation, the sample is conveniently detected, and then the sample is conveniently separated into a plurality of times, the sample is detected through the gas plug 16, and the sample is inserted into the fixing ring 11 through the gas plug, and the inside the sample is prevented from being mixed with the sample.

While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that the present utility model is not limited thereto, and that various changes and substitutions can be made herein without departing from the spirit or essential characteristics of the utility model. 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a gaseous sampling device for environmental detection, includes bottle (1), its characterized in that, the last fixed surface of bottle (1) is connected with restriction ring (7), the last fixed surface of bottle (1) is connected with solid fixed ring (11), the surface fixedly connected with second control tube (18) of solid fixed ring (11), the inner wall sliding connection of bottle (1) has sealing ring (8), the upper surface of sealing ring (8) and the bottom surface sliding connection of restriction ring (7), the top of sealing ring (8) is provided with rubber buffer (16).

2. The gas sampling device for environment detection according to claim 1, wherein a thread sleeve (15) is fixedly connected to the outer surface of the rubber plug (16), a positioning cylinder (14) is connected to the outer surface of the thread sleeve (15) in a threaded manner, and the inner wall of the positioning cylinder (14) is connected to the outer surface of the fixing ring (11) in a threaded manner.

3. The gas sampling device for environment detection according to claim 2, wherein a cross plate (13) is fixedly connected to the inside of the positioning cylinder (14), an inner cylinder (12) is slidably connected to the lower surface of the cross plate (13), and the bottom of the inner cylinder (12) is fixedly connected to the upper surface of the sealing ring (8).

4. The gas sampling device for environment detection according to claim 3, wherein the outer surface of the inner cylinder (12) is sleeved with a spring (9), the top of the spring (9) is fixedly connected with a limiting plate (10), the bottom of the spring (9) is fixedly connected with the upper surface of the sealing ring (8), the outer surface of the limiting plate (10) is fixedly connected with the fixing ring (11), and the inner wall of the limiting plate (10) is slidably connected with the outer surface of the inner cylinder (12).

5. A gas sampling device for environmental detection according to claim 3, characterized in that the inner part of the inner cylinder (12) is slidably connected with a sealing block (19), the bottom of the sealing block (19) is rotatably connected with a threaded rod (2), the outer surface of the threaded rod (2) is rotatably connected with the bottle body (1), and the bottom of the threaded rod (2) is fixedly connected with a rotating sleeve (6).

6. The gas sampling device for environment detection according to claim 5, wherein the outer surface of the threaded rod (2) is in threaded connection with a sealing plate (3), the outer surface of the sealing plate (3) is in sliding connection with the inner wall of the bottle body (1), and a control hole (5) is formed in the bottom of the bottle body (1).

7. The gas sampling device for environment detection according to claim 1, wherein the upper surface of the bottle body (1) is fixedly connected with a first control tube (4), and the outer surface of the bottle body (1) is fixedly connected with a grip (17).