CN218823444U

CN218823444U - A vacuum collection tank in advance for air sampling

Info

Publication number: CN218823444U
Application number: CN202222769094.1U
Authority: CN
Inventors: 澎湃
Original assignee: Qingdao Paisen Environmental Testing Co ltd
Current assignee: Qingdao Paisen Environmental Testing Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-04-07
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to the technical field of vacuum tanks, in particular to a pre-vacuum collection tank for air sampling, which comprises a tank body, wherein the top of the inner wall of the tank body is provided with an adjusting mechanism, the adjusting mechanism comprises a rotating motor, the rotating motor is fixedly connected with the position, close to the left side, of the top of the inner wall of the tank body through a bolt, an output shaft of the rotating motor is coaxially connected with a threaded sleeve, a threaded rod is arranged below the rotating motor, the threaded rod is in threaded connection with the threaded sleeve, the bottom of the threaded rod is fixedly connected with a partition plate through the bolt, and the side surface of the outer wall of the partition plate is fixedly provided with a sealing ring through glue bonding; this a vacuum collection tank in advance for air sampling makes the device when being used for air sampling, can deposit different gases at jar internal portion through setting up adjustment mechanism to can prevent different gaseous intermixing, make the atmospheric pressure that the internal both sides about the baffle that lies in of difference monitoring jar that the user can be convenient through setting up the barometer.

Description

A vacuum collection tank in advance for air sampling

Technical Field

The utility model relates to a vacuum tank technical field specifically is a prevacuum collection tank for air sampling.

Background

A pre-vacuum collection canister is a device with an internal vacuum that can be used to collect and hold a given gas or liquid.

A vacuum collection tank with a separation effect is disclosed as CN214972101U, and belongs to the field of vacuum tanks. The vacuum sewage treatment tank comprises a tank body, wherein the top of the tank body is provided with a vacuum interface, the upper part of the tank body is provided with a sewage inlet, and the bottom of the tank body is provided with a sewage outlet; jar internal grinder and the filter equipment of being equipped with, grinder sets up in the below of advancing dirty mouthful, and filter equipment sets up the below at the grinder. The utility model discloses an increase the grinder really, after sewage got into broken chamber, first backup pad and second backup pad in the grinder, form the crushing chamber in upper portion together with the check valve, rotating electrical machines drives the blade and smashes the back with large granule solid and fibre in smashing the chamber, part first backup pad and second backup pad again, the passageway is reserved, the fine and broken dregs sewage after smashing flows down to filter equipment together, filter once more in filter equipment, can reduce the content of large granule solid after smashing, reduce the last solid particle of filter equipment simultaneously, the service life is prolonged.

Although the device can smash large granule solid and fibre to reduce the content of large granule solid, reduce solid particle on the filter equipment simultaneously, increase of service life, the device is when being used for the air sample, can't deposit different gases and can't prevent different gas intermixing in jar internal portion, in view of this, we provide a prevacuum collection tank for air sample.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum collection tank in advance for air sampling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a vacuum collection tank in advance for air sampling, which comprises a tank body, jar internal wall top is equipped with adjustment mechanism, adjustment mechanism includes the rotating electrical machines, the rotating electrical machines passes through bolt fixed connection with jar internal wall top near left position, the output shaft coaxial coupling of rotating electrical machines has the swivel nut, the rotating electrical machines below is equipped with the threaded rod, threaded rod and swivel nut threaded connection, the threaded rod bottom is through bolt fixedly connected with baffle, the baffle outer wall side surface bonds through glue and is fixed with the sealing washer.

Preferably, the sealing ring is connected with the inner wall of the tank body in a sliding manner, and is made of rubber.

Preferably, the surface of the left side of the tank body is fixedly connected with a vent pipe through a bolt, the right end of the vent pipe penetrates through the left end of the tank body and is led into the inner cavity of the tank body, and a vent valve is installed on the vent pipe.

Preferably, the surface of the right side of the tank body is fixedly connected with a vacuum pump through a bolt, an air outlet of the vacuum pump is connected with an air outlet pipe, and an air outlet valve is installed on the air outlet pipe.

Preferably, the air inlet of the vacuum pump is connected with an air suction pipe, and the left end of the air suction pipe penetrates through the right end of the tank body and is led into the inner cavity of the tank body.

Preferably, the positions, close to the upper side and the lower side, of the left side surface of the tank body are symmetrically and fixedly connected with a barometer through bolts, and a measuring head of the barometer penetrates through the left end of the tank body and is introduced into the inner cavity of the tank body.

Preferably, the position of the top of the inner wall of the tank body, which is close to the right side, is fixedly connected with a shell through a bolt, and the inner wall of the shell is connected with a sliding block in a sliding manner.

Preferably, the bottom of the sliding block is fixedly connected with a limiting sliding rod through a bolt, and the bottom end of the limiting sliding rod penetrates through the bottom of the shell and is fixedly connected with the top of the partition plate through a bolt.

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

1. according to the pre-vacuum collection tank for air sampling, different gases can be stored in the tank body when the device is used for air sampling by arranging the adjusting mechanism, and the different gases can be prevented from being mixed with each other;

2. this a prevacuum collection tank for air sampling makes the atmospheric pressure that the user can be convenient of the internal both sides about being located the baffle of difference monitoring tank through setting up the barometer.

Drawings

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

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

fig. 3 is a schematic structural diagram of the adjusting mechanism of the present invention.

The meaning of each reference number in the figures is:

1. a tank body; 11. a breather pipe; 12. a vent valve; 13. a vacuum pump; 14. an air intake duct; 15. an air outlet pipe; 16. an air outlet valve; 17. a barometer;

2. an adjustment mechanism; 21. a rotating electric machine; 22. a threaded sleeve; 23. a threaded rod; 24. a partition plate; 25. a seal ring; 26. a housing; 27. a slider; 28. and limiting the sliding rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "a", "an", and "the" mean two or more unless explicitly limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a vacuum collection tank in advance for air sampling, includes a

jar body

1, and 1 left surface of jar body passes through bolt fixedly connected with breather pipe 11 for let in jar body 1 with the sample air, and 11 right-hand members of breather pipe run through 1 left ends of jar body and let in 1 inner chamber of jar body, install breather valve 12 on the breather pipe 11, be used for controlling whether the air can pass through breather pipe 11.

Further, the right side surface of the tank body 1 is fixedly connected with a vacuum pump 13 through a bolt, an air inlet of the vacuum pump 13 is connected with an air suction pipe 14, the left end of the air suction pipe 14 penetrates through the right end of the tank body 1 and is led into the inner cavity of the tank body 1, and the vacuum pump 13 sucks air in the tank body 1 through the air suction pipe 14 and sends the air out through an air outlet pipe 15.

Specifically, the air outlet of the vacuum pump 13 is connected with an air outlet pipe 15, and an air outlet valve 16 is installed on the air outlet pipe 15 and used for controlling whether air can pass through the air outlet pipe 15.

It needs to be supplemented that the positions of the left side surface of the tank body 1, which are close to the upper side and the lower side, are symmetrically and fixedly connected with a barometer 17 through bolts, and a measuring head of the barometer 17 penetrates through the left end of the tank body 1 and is introduced into the inner cavity of the tank body 1 to monitor the air pressure in the tank body 1.

Preferably, the top of the inner wall of the tank body 1 is provided with an adjusting mechanism 2, the adjusting mechanism 2 comprises a rotating motor 21, and the rotating motor 21 is fixedly connected with the position, close to the left side, of the top of the inner wall of the tank body 1 through a bolt and is used for driving a threaded sleeve 22 to rotate.

Specifically, the output shaft of the rotating motor 21 is coaxially connected with a threaded sleeve 22 for driving a threaded rod 23 to move, the threaded rod 23 is arranged below the rotating motor 21, and the threaded rod 23 is in threaded connection with the threaded sleeve 22 for driving a partition plate 24 to move.

Specifically, the bottom of the threaded rod 23 is fixedly connected with a partition plate 24 through a bolt for separating the inner space of the tank body 1, the side surface of the outer wall of the partition plate 24 is fixedly bonded with a sealing ring 25 through glue, the sealing ring 25 is in sliding connection with the inner wall of the tank body 1, and the sealing ring 25 is made of rubber and plays a role in sealing.

Specifically, the top of the inner wall of the tank body 1 near the right side is fixedly connected with a shell 26 through a bolt, and the inner wall of the shell 26 is slidably connected with a slide block 27 for limiting the lowest height of a limit slide rod 28.

Specifically, the bottom of the sliding block 27 is fixedly connected with a limiting sliding rod 28 through a bolt, and the bottom end of the limiting sliding rod 28 penetrates through the bottom of the shell 26 and is fixedly connected with the top of the partition plate 24 through a bolt to limit the lowest height of the partition plate 24.

In the using process, a user firstly turns on the rotary motor 21, the rotary motor 21 drives the screw sleeve 22 to rotate, so as to drive the threaded rod 23 to move downwards, so as to drive the partition plate 24 to move downwards, so as to drive the sealing ring 25 to slide downwards in the tank body 1, in the process, the partition plate 24 drives the limit slide rod 28 to move downwards, so as to drive the slide block 27 to slide downwards in the outer shell 26, when the bottom of the partition plate 24 is tightly attached to the bottom of the inner wall of the tank body 1, the rotary motor 21 is turned off, the air outlet valve 16 is opened, the vacuum pump 13 is turned on, the vacuum pump 13 sucks air in the tank body 1 through the air suction pipe 14 and sends the air out through the air outlet pipe 15, and by observing the numerical value displayed on the display of the barometer 17 close to the upper part until the inside of the tank body 1 is in a vacuum state, the air outlet valve 16 and the vacuum pump 13 are turned off, the external air inlet pipe is connected with the air vent pipe 11, and the air vent valve 12 is opened, the first air sample is introduced into the vent pipe 11, so that the first air sample is introduced into the tank body 1 and is located above the partition plate 24, after the introduction of the first air sample is completed, the vent valve 12 is closed, the rotating motor 21 is opened, the rotating motor 21 drives the threaded sleeve 22 to rotate, the threaded rod 23 is driven to move upwards, the partition plate 24 is driven to move upwards, the sealing ring 25 is driven to slide upwards in the tank body 1, in the process, the partition plate 24 drives the limit slide rod 28 to move upwards, the slide block 27 is driven to slide upwards in the shell 26, until the partition plate 24 is located above the vent pipe 11, the vent valve 12 is opened, the second air sample is introduced into the vent pipe 11, so that the second air sample is introduced into the tank body 1 and is located above the partition plate 24, and after the introduction of the second air sample is completed, the vent valve 12 is closed.

The foregoing shows and describes the general principles, essential features, and advantages of the 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 the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A prevacuum collection tank for air sampling, includes a jar body (1), its characterized in that: the utility model discloses a jar body, including jar body (1), inner wall top, adjustment mechanism (2), adjustment mechanism (21) include rotating electrical machines (21), rotating electrical machines (21) and jar body (1) inner wall top are close to left position and pass through bolt fixed connection, the output shaft coaxial coupling of rotating electrical machines (21) has swivel nut (22), rotating electrical machines (21) below is equipped with threaded rod (23), threaded rod (23) and swivel nut (22) threaded connection, bolt fixed connection has baffle (24) bottom threaded rod (23), baffle (24) outer wall side surface bonds through glue and is fixed with sealing washer (25).

2. The pre-vacuum collection canister for air sampling of claim 1, wherein: the sealing ring (25) is connected with the inner wall of the tank body (1) in a sliding mode, and the sealing ring (25) is made of rubber.

3. The pre-vacuum collection canister for air sampling of claim 2, wherein: the utility model discloses a jar body (1) is including jar body (1), jar body (1) left side surface is through bolt fixedly connected with breather pipe (11), breather pipe (11) right-hand member runs through jar body (1) left end and lets in jar body (1) inner chamber, install breather valve (12) on breather pipe (11).

4. The pre-vacuum collection canister for air sampling of claim 3, wherein: the utility model discloses a jar body (1) right side surface is through bolt fixedly connected with vacuum pump (13), the gas outlet of vacuum pump (13) is connected with outlet duct (15), install air outlet valve (16) on outlet duct (15).

5. The pre-vacuum collection canister for air sampling of claim 4, wherein: the air inlet of the vacuum pump (13) is connected with an air suction pipe (14), and the left end of the air suction pipe (14) penetrates through the right end of the tank body (1) and is communicated with the inner cavity of the tank body (1).

6. The pre-vacuum collection canister for air sampling of claim 5, wherein: the measuring tank is characterized in that the positions, close to the upper side and the lower side, of the left side surface of the tank body (1) are symmetrically and fixedly connected with barometers (17) through bolts, and measuring heads of the barometers (17) penetrate through the left end of the tank body (1) and are introduced into an inner cavity of the tank body (1).

7. The pre-vacuum collection canister for air sampling of claim 6, wherein: the position that jar body (1) inner wall top is close to the right side is through bolt fixedly connected with shell (26), shell (26) inner wall sliding connection has slider (27).

8. The pre-vacuum collection canister for air sampling of claim 7, wherein: the bottom of the sliding block (27) is fixedly connected with a limiting sliding rod (28) through a bolt, and the bottom end of the limiting sliding rod (28) penetrates through the bottom of the shell (26) and is fixedly connected with the top of the partition plate (24) through a bolt.