CN213121295U

CN213121295U - Air sampling does not have laying dust and connects

Info

Publication number: CN213121295U
Application number: CN202022030203.9U
Authority: CN
Inventors: 刘爱民; 芦金凤; 刘成成
Original assignee: Langfang Jimei Environmental Protection Technology Co ltd
Current assignee: Langfang Jimei Environmental Protection Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-04
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a no laying dust of air sampling connects, including first nut, first nut one side fixed connection reinforcing ring, first nut is stainless steel's cavity polyhedral structure, the reinforcing ring outside fixedly connected with connects the post, it is cavity stainless steel cylinder structure to connect the post, it has the free end to connect the inside joint of post, the free end is cavity stainless steel T type structure, first nut opposite side is equipped with the second nut, the second nut is the polyhedral structure of cavity stainless steel, the first screwed pipe of second nut one side fixedly connected with, first screwed pipe is the cylinder structure of cavity brass material, the screw thread has been seted up to first screwed pipe periphery, second nut opposite side fixedly connected with second screwed pipe, the second screwed pipe is the cylinder structure of cavity brass material, the screw thread has been seted up to second screwed pipe periphery. This kind of dust collecting joint is not taken a sample to air through the inside filter paper structure that increases, can replace at any time, increases the cleanliness factor that connects, prevents to connect the pollution.

Description

Air sampling does not have laying dust and connects

Technical Field

The utility model relates to a no laying dust connects the manufacturing technical field, specifically is a no laying dust of air sampling connects.

Background

With the improvement of the quality of life and the improvement of environmental protection and health consciousness of people, the indoor air quality is more and more concerned and Chinese. The updating of the indoor air detection equipment corresponding to the row is also a day-to-day difference, and the types of the indoor air detection equipment are huge and the functions of the indoor air detection equipment are different. The detection process of the air detection equipment mostly needs to sample air firstly, and then the sampled air can be detected according to different detection principles. However, most of the air sampling devices have exposed air inlet and outlet hoses (the housing of the air sampling device is directly provided with holes, and the ends of the air inlet and outlet hoses are directly placed in the holes of the housing), which is not beautiful and dustproof, and is easy to cause the air inlet and outlet hoses to fall off and shift. Therefore, the dust-free joint for air sampling is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an air sampling dust-free joint, which comprises a first nut, wherein a reinforcing ring is fixedly connected to one side of the first nut, the first nut is of a hollow polyhedral structure made of stainless steel, a joint column is fixedly connected to the outer side of the reinforcing ring, the joint column is of a hollow cylindrical structure made of stainless steel, a free end is clamped inside the joint column, the free end is of a T-shaped structure made of hollow stainless steel, a second nut is arranged on the other side of the first nut, the second nut is of a hollow polyhedral structure made of stainless steel, a first threaded pipe is fixedly connected to one side of the second nut, the first threaded pipe is of a cylindrical structure made of hollow brass, threads are arranged on the periphery of the first threaded pipe, a second threaded pipe is fixedly connected to the other side of the second nut, and the second threaded pipe is of a cylindrical structure made of hollow brass, the periphery of the second threaded pipe is provided with threads.

As an optimal technical scheme of the utility model, filter paper has been cup jointed to the free end inner wall, the filter paper bottom is connected with the inboard joint of first nut.

As a preferred technical scheme of the utility model, the inside screw thread that has seted up of first nut, sealed rubber ring has been cup jointed to inside one side of first nut, sealed rubber ring one side is connected with filter paper bottom joint.

As a preferred technical scheme of the utility model, the inside one side joint of first screwed pipe has the filter screen, first screwed pipe one side is connected with sealing rubber ring opposite side joint.

As an optimal technical scheme of the utility model, first screwed pipe periphery bonds and is fixed with sealed adhesive tape, sealed adhesive tape makes for waterproof material.

As an optimal technical scheme of the utility model, the hose has been cup jointed to the second screwed pipe periphery, the hose is made for the rubber material.

As an optimized technical scheme of the utility model, the retainer plate has been cup jointed to hose one end periphery, the retainer plate is stainless steel circular structure.

The utility model has the advantages that: the air sampling dust-free joint can increase the strength of a joint column and a first nut connecting structure through the reinforcing ring, prevent the fracture of a joint, prolong the service life of the joint, can detach a free end for cleaning at any time through the free end, ensure the cleanliness of the joint, ensure that air can be kept clean when passing through the inner wall of the joint through the replacement of filter paper at any time, avoid pollution, increase the sealing performance of the connection between the first nut and a second nut through a sealing rubber ring, filter fine particles in the air through a filter screen, increase the cleanliness of air absorbed by the joint, prevent the blockage of the joint, increase the connection sealing performance between threads of the first nut and the second nut through a sealing adhesive tape, reduce the infiltration of other gases, improve the mobility of the joint through a hose, facilitate the movement and the fixation of the joint, and improve the connection stability between the joint and the hose through a fixing ring, the hose is prevented from falling off.

Drawings

FIG. 1 is a schematic view of an overall structure of an air sampling non-dust-collecting joint of the present invention;

FIG. 2 is a schematic view of the internal structure of a first nut of the dust-free air sampling joint of the present invention;

FIG. 3 is a schematic view of the internal structure of a second nut of the dust-free air sampling joint of the present invention;

FIG. 4 is a schematic cross-sectional view of a free end of an air sampling joint of the present invention;

fig. 5 is a schematic view of the whole cross-sectional structure of the air sampling joint.

In the figure: 1. a first nut; 2. a reinforcing ring; 3. a connector post; 4. a free end; 5. a second nut; 6. a first threaded pipe; 7. a second threaded pipe; 8. filtering paper; 9. sealing the rubber ring; 10. a filter screen; 11. sealing rubberized fabric; 12. a hose; 13. and a fixing ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in FIGS. 1-5, the utility model relates to an air sampling dust-free joint, which comprises a first nut 1, a reinforcing ring 2 fixedly connected to one side of the first nut 1, the first nut 1 is a hollow polyhedral structure made of stainless steel, a joint post 3 fixedly connected to the outer side of the reinforcing ring 2, the joint post 3 is a hollow cylindrical structure made of stainless steel, a free end 4 is clamped inside the joint post 3, the free end 4 is a hollow T-shaped structure made of stainless steel, a second nut 5 is arranged on the other side of the first nut 1, the second nut 5 is a hollow polyhedral structure made of stainless steel, a first threaded pipe 6 is fixedly connected to one side of the second nut 5, the first threaded pipe 6 is a cylindrical structure made of hollow brass, threads are arranged on the periphery of the first threaded pipe 6, a second threaded pipe 7 is fixedly connected to the other side of the second nut 5, the second threaded pipe 7 is a cylindrical structure made of hollow brass, the second threaded pipe 7 is threaded on the outer periphery.

Wherein, 4 inner walls of free end have cup jointed filter paper 8, and the filter paper 8 bottom is connected with 1 inboard joint of first nut, can dismantle free end 4 through the free end 4 that is equipped with at any time and wash, guarantees the cleanliness that connects, changes at any time through filter paper 8 and can guarantee that the air keeps clean when connecting the inner wall, avoids polluting.

Wherein, the inside screw thread that has seted up of first nut 1, sealed rubber ring 9 has been cup jointed to 1 inside one side of first nut, and 9 one side of sealed rubber ring are connected with 8 bottom joints of filter paper, can increase the leakproofness of being connected between first nut 1 and the second nut 5 through sealed rubber ring 9.

Wherein, the inside one side joint of first screwed pipe 6 has

filter screen

10, and 6 one side of first screwed pipe are connected with 9 opposite side joints of sealing rubber ring, can filter the tiny granule in the air through filter screen 10, increase the cleanliness factor that connects the absorption air, prevent the jam that connects.

Wherein, 6 periphery bonds and is fixed with sealed adhesive tape 11 in the first screwed pipe, and sealed adhesive tape 11 is made for waterproof material, can increase the linking leakproofness between first nut 1 and the 5 screw threads of second nut through sealed adhesive tape, reduces the infiltration of other gases.

Wherein, hose 12 has been cup jointed to second screwed pipe 7 periphery, and hose 12 is made for the rubber material, can improve the mobility of joint through hose 12, makes things convenient for the removal and the fixed of joint.

Wherein, hose 12 one end periphery has cup jointed retainer plate 13, and retainer plate 13 is the circular structure of stainless steel, can improve the stability of being connected between joint and the hose 12 through retainer plate 13, prevents that hose 12 from droing.

The working principle is as follows: firstly, one end of a second threaded pipe 7 of a joint is connected into a hose 12 and is fixed through a fixing ring 13, the stability of connection between the joint and the hose 12 can be improved through the fixing ring 13, the hose 12 is prevented from falling off, an air sampling machine is opened, air firstly enters the joint column 3 from the inside of a free end 4, the filter paper 8 clamped in the free end 4 can be replaced at any time to ensure that the air can be kept clean when passing through the inner wall of the joint and avoid pollution, then the air is filtered through a filter screen 10 of a first threaded pipe 6 connected with a sealing rubber ring 9 from one end of the free end 4 clamped in the joint column 3, the sealing performance of connection between the first nut 1 and a second nut 5 can be improved through the sealing rubber ring 9, fine particles in the air can be filtered through the filter screen 10, the cleanliness of air absorbed by the joint is improved, the blockage of the joint is prevented, and then the air directly enters the hose 12 from the inside of the second, the hose 12 can improve the mobility of the joint, and the joint is convenient to move and fix.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an air sampling does not have laying dust and connects, includes first nut (1), its characterized in that, first nut (1) one side fixed connection reinforcing ring (2), first nut (1) is stainless steel's hollow polyhedral structure, reinforcing ring (2) outside fixedly connected with connects post (3), it is hollow stainless steel cylinder structure to connect post (3), it has free end (4) to connect the inside joint of post (3), free end (4) are hollow stainless steel T type structure, first nut (1) opposite side is equipped with second nut (5), second nut (5) are hollow stainless steel polyhedral structure, second nut (5) one side fixedly connected with first screwed pipe (6), first screwed pipe (6) are the cylinder structure of hollow brass material, the screw thread has been seted up to first screwed pipe (6) periphery, the other side of the second nut (5) is fixedly connected with a second threaded pipe (7), the second threaded pipe (7) is of a cylindrical structure made of hollow brass, and threads are formed in the periphery of the second threaded pipe (7).

2. The air sampling dust-free joint according to claim 1, wherein the inner wall of the free end (4) is sleeved with a filter paper (8), and the bottom of the filter paper (8) is connected with the inner side of the first screw cap (1) in a clamping manner.

3. The air sampling dust-free joint according to claim 1, wherein the first nut (1) is internally threaded, one side of the inside of the first nut (1) is sleeved with a sealing rubber ring (9), and one side of the sealing rubber ring (9) is connected with the bottom of the filter paper (8) in a clamping manner.

4. The air sampling dust-free joint according to claim 1, wherein a filter screen (10) is clamped on one side inside the first threaded pipe (6), and one side of the first threaded pipe (6) is clamped and connected with the other side of the sealing rubber ring (9).

5. The air sampling dust-free joint according to claim 1, wherein a sealing adhesive tape (11) is bonded and fixed on the periphery of the first threaded pipe (6), and the sealing adhesive tape (11) is made of a waterproof material.

6. The air sampling dust-free joint according to claim 1, wherein a hose (12) is sleeved on the periphery of the second threaded pipe (7), and the hose (12) is made of rubber.

7. The air sampling dust-free joint according to claim 6, wherein a fixing ring (13) is sleeved on the periphery of one end of the hose (12), and the fixing ring (13) is of a stainless steel circular structure.