CN212321200U

CN212321200U - Portable air sampling device

Info

Publication number: CN212321200U
Application number: CN202020615280.8U
Authority: CN
Inventors: 赵燕杰; 杨春; 谢志平
Original assignee: Suzhou Xianglu Testing Technology Service Co ltd
Current assignee: Suzhou Xianglu Testing Technology Service Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-01-08
Anticipated expiration: 2030-04-22

Abstract

The utility model is suitable for the technical field of environmental detection, and provides a portable air sampling device, which comprises a containing component and a collecting component, wherein the containing component comprises an end cover, and a collecting pipe is fixedly connected with the center of an inner cavity of the end cover; through setting up the collection pipe, first spring and first stopper ball, and establish first spacing piece at the outside cover of first spring, and can dismantle the connection balloon in one side of collection pipe, after the air that holds the box inner chamber is inhaled the rubber gasbag inner chamber, hold the box inner chamber and form the negative pressure state, the balloon inflation simultaneously, the balloon inner chamber forms the negative pressure, thereby make first stopper ball move in opposite directions, first spring is stretched, first spacing hole is opened, and then make the outside air pass through the collection pipe and be inhaled the inner chamber of balloon, with the collection of completion to the air, utilize the balloon to hold the air sample, the shared space of whole collection device has effectively been reduced, so that sampling device's carrying, the sampling cost has been reduced simultaneously.

Description

Portable air sampling device

Technical Field

The utility model belongs to the technical field of the environmental detection, especially, relate to a portable air sampling device.

Background

Indoor air quality testing is an emerging industry. The method is characterized in that a detection report which is recognized by the state and has legal effectiveness is issued according to a detection result value in the technical process of analysis and test aiming at the condition that the indoor air pollutants exceed the standard caused by indoor decoration and furniture addition, and samples of air are required to be collected before the indoor air quality is detected;

the dedicated box that holds of sampling at present collects the air of gathering, and not only manufacturing cost is higher, and the volume is great moreover, can not compress, carries comparatively inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a portable air sampling device aims at solving the dedicated box that holds of present sampling and collects the air of gathering, and the volume is great, can not compress, carries comparatively inconvenient problem.

The utility model is realized in such a way that the portable air sampling device comprises an accommodating component and a collecting component;

the accommodating assembly comprises an end cover, an acquisition pipe is fixedly connected to the center of an inner cavity of the end cover, a first connecting piece is fixedly connected to the inner cavity of the acquisition pipe, a plurality of first air holes are uniformly formed in the surface of the first connecting piece, a first spring is fixedly connected to one side of the first connecting piece, a first limiting piece is sleeved on the outer side of the first spring and fixedly connected with the acquisition pipe, a first limiting hole is formed in the inner cavity of the first limiting piece, a first plug ball is fixedly connected to one end, far away from the first connecting piece, of the first spring and located on one side, far away from the first connecting piece, of the first limiting piece, the diameter of the first plug ball is larger than that of the first limiting hole, and a balloon is detachably connected to the outer side of the end cover;

the collecting component comprises a containing box, the containing box is in threaded connection with the end cover to be close to one side of the balloon, the containing box is far away from the center of one side of the end cover and is in threaded connection with an air suction pipe, the air suction pipe is far away from one side of the containing box and is fixedly connected with a rubber air bag, the rubber air bag is far away from one side of the air suction pipe, the air suction pipe and an inner cavity, far away from the air discharge pipe, of the air suction pipe are fixedly connected with second connecting pieces, second air holes are formed in the surface of the second connecting pieces, one side of the containing box is fixedly connected with a second spring, the second spring is far away from one side of the second connecting pieces and is fixedly connected with a second ball plug, a second limiting piece is sleeved on the outer side of the second spring, and a.

Preferably, one side of the collection tube, which is far away from the balloon, is fixedly connected with a flaring cover.

Preferably, a sealing ring is fixedly connected to one side of the accommodating box close to the end cover.

Preferably, the outer side wall of the accommodating box is fixedly connected with a lifting rope.

Preferably, one side of the collection tube close to the first plug ball is provided with an integrally formed conical tube, and the balloon is sleeved outside the conical tube.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a portable air sampling device, through setting up the collection pipe, first spring and first stopper ball, and establish first spacing piece at the outside cover of first spring, and can dismantle the connection balloon in one side of collection pipe, after the air that holds the box inner chamber is inhaled the rubber gasbag inner chamber, hold the box inner chamber and form negative pressure state, the balloon inflation simultaneously, the balloon inner chamber forms the negative pressure, thereby make first stopper ball motion in opposite directions, first spring is stretched, first spacing hole is opened, and then make the external air through gathering the inner chamber that the pipe was inhaled the balloon, in order to accomplish the collection to the air, utilize the balloon to hold the air sample, effectively reduced the shared space of whole collection device, so that sampling device's carrying, the sampling cost has been reduced simultaneously.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is an enlarged view of the part A structure of the present invention;

fig. 3 is an enlarged view of the structure of part B of the present invention.

In the figure: 1-containing component, 11-end cover, 12-collecting tube, 13-first connecting piece, 14-first air hole, 15-mask expanding cover, 16-first spring, 17-first limiting piece, 18-first limiting hole, 19-first plug ball, 110-conical tube, 111-balloon, 2-collecting component, 21-containing box, 22-air suction tube, 23-rubber air bag, 24-air exhaust tube, 25-second connecting piece, 26-second air hole, 27-second spring, 28-second limiting piece, 29-second limiting hole, 210-second ball plug, 211-sealing ring and 212-lifting rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: a portable air sampling device comprises a containing assembly 1 and a collecting assembly 2;

the accommodating component 1 comprises an end cover 11, an inner cavity center of the end cover 11 is fixedly connected with an acquisition tube 12, an inner cavity of the acquisition tube 12 is fixedly connected with a first connecting piece 13, a plurality of first air holes 14 are uniformly formed in the surface of the first connecting piece 13, one side of the first connecting piece 13 is fixedly connected with a first spring 16, a first limiting piece 17 is sleeved on the outer side of the first spring 16, the first limiting piece 17 is fixedly connected with the acquisition tube 12, a first limiting hole 18 is formed in the inner cavity of the first limiting piece 17, one end, far away from the first connecting piece 13, of the first spring 16 is fixedly connected with a first plug ball 19, the first plug ball 19 is positioned on one side, far away from the first connecting piece 13, of the first limiting piece 17, the diameter of the first plug ball 19 is larger than that of the first limiting hole 18, and the outer side of the;

the collecting component 2 comprises a containing box 21, the containing box 21 is in threaded connection with one side, close to the balloon 111, of the end cover 11, the containing box 21 is in threaded connection with an air suction pipe 22 in the center, far away from one side, away from the containing box 21, of the air suction pipe 22, the rubber air bag 23 is in threaded connection with an air suction pipe 24 in the center, the air suction pipe 22 and the air discharge pipe 24 are in threaded connection with each other, the air suction pipe 22 is far away from one side, far away from the containing box 21, of the rubber air bag 23, the air suction pipe 22 and the air discharge pipe 24 are far away from each other, the inner cavity is fixedly connected with a second connecting piece 25, the second air hole 26 is formed in the surface of the second connecting piece 25, the second connecting piece 25 is far away from one side, the second spring 27 is far away from.

In this embodiment, by providing the rubber bladder 23, the exhaust pipe 24 and the suction pipe 22, fixing the second connecting piece 25 and the second stopper piece 28 to the inner cavities of the suction pipe 22 and the exhaust pipe 24, and fixing the first spring 16 and the first stopper ball 19 to one side of the second connecting piece 25, when the rubber bladder 23 is pressed, the air in the inner cavity of the rubber bladder 23 is discharged from the exhaust pipe 24, the negative pressure is formed in the rubber bladder 23, when the pressing of the rubber bladder 23 is stopped, the air in the inner cavity of the housing case 21 is sucked into the inner cavity of the rubber bladder 23 from the inner cavity of the suction pipe 22, and by providing the collecting pipe 12, the first spring 16 and the first stopper ball 19, the first stopper piece 17 is fitted around the outer side of the first spring 16, the balloon 111 is detachably connected to one side of the collecting pipe 12, and after the air in the inner cavity of the housing case 21 is sucked into the inner cavity of the rubber bladder 23, the inner cavity, simultaneously balloon 111 inflation, balloon 111 inner chamber form the negative pressure to make first stopper ball 19 move in opposite directions, first spring 16 is stretched, and first spacing hole 18 is opened, and then makes the outside air sucked into balloon 111's inner chamber through gathering pipe 12, in order to accomplish the collection to the air, avoids the special box that holds of present sampling to collect the air of gathering, and the volume is great, can not compress, carries comparatively inconveniently.

Further, a diffuser cover 15 is fixedly connected to one side of the collection tube 12 far away from the balloon 111.

In this embodiment, by securing diffuser cap 15 to the side of collection tube 12 distal from tapered tube 110, ambient air can be facilitated to enter the lumen of collection tube 12.

Further, a sealing ring 211 is fixedly connected to one side of the accommodating box 21 close to the end cover 11.

In this embodiment, by securing sealing ring 211 to the side of housing box 21 adjacent to end cap 11, the junction between end cap 11 and housing box 21 is effectively sealed to prevent air from entering between end cap 11 and collection tube 12.

Further, a lifting rope 212 is fixedly connected to the outer side wall of the accommodating box 21.

In this embodiment, the user can carry the air sampling apparatus by holding the lifting rope 212 with his/her hand by fixing the lifting rope 212 to the outer side wall of the housing box 21.

Furthermore, an integrally formed tapered tube 110 is disposed on a side of the collection tube 12 close to the first plug bulb 19, and a balloon 111 is sleeved outside the tapered tube 110.

In this embodiment, the mounting of balloon 111 on collection tube 12 may be facilitated by providing an integrally formed tapered tube 110 on the side of collection tube 12 adjacent first stopcock 19.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when air collection is carried out, the device is placed in the environment of air collection, then the containing box 21 is screwed, the end cover 11 is separated from the containing box 21, then a balloon 111 is taken out, the air in the balloon 111 is extruded, then the mouth part of the balloon 111 is sleeved in the outer side of the collecting tube 12 from the lower end of the conical tube 110, then the end cover 11 and the containing box 21 are screwed and fixed, then the air suction pipe 22 is screwed and fixed with the containing box 21, then the rubber air bag 23 is held by hand, the rubber air bag 23 is squeezed, the air in the inner cavity of the rubber air bag 23 is discharged from the inner cavity of the exhaust pipe 24, the inner cavity of the rubber air bag 23 generates negative pressure, then the rubber air bag 23 is sent out, the air in the inner cavity of the containing box 21 is sucked into the inner cavity of the rubber air bag 23 through the air suction pipe 22, the inner cavity of the containing box 21 generates negative pressure, meanwhile, the first limiting hole 18 is opened, so that the outside air is discharged into the inner cavity of the balloon 111 through the first air hole 14 and the first limiting hole 18, then the containing box 21 is screwed, the containing box 21 is separated from the end cover 11, then one side of the balloon 111 close to the conical tube 110 is tied up by a string, then the balloon 111 can be taken out from the collecting tube 12, then a corresponding sample mark is written on the outer side of the balloon 111 by using a marker pen, the sampling can be completed, after the collecting is completed, the air suction tube 22 is taken out of the containing box 21 and then put into the inner cavity of the containing box 21, the unused balloon 111 is also put into the inner cavity of the containing box 21, then the end cover 11 and the containing box 21 are screwed and fixed, and the device can be contained in a backpack or the carrying rope 212 is carried.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A portable air sampling device, characterized in that: comprises a containing component (1) and a collecting component (2);

the accommodating component (1) comprises an end cover (11), an acquisition pipe (12) is fixedly connected to the center of an inner cavity of the end cover (11), a first connecting piece (13) is fixedly connected to the inner cavity of the acquisition pipe (12), a plurality of first air holes (14) are uniformly formed in the surface of the first connecting piece (13), a first spring (16) is fixedly connected to one side of the first connecting piece (13), a first limiting piece (17) is sleeved on the outer side of the first spring (16), the first limiting piece (17) is fixedly connected with the acquisition pipe (12), a first limiting hole (18) is formed in the inner cavity of the first limiting piece (17), a first plug ball (19) is fixedly connected to one end, far away from the first connecting piece (13), of the first spring (16), and the first plug ball (19) is located on one side, far away from the first connecting piece (13), of the first limiting piece (17), the diameter of the first plug ball (19) is larger than that of the first limiting hole (18), and the outer side of the end cover (11) is detachably connected with a balloon (111);

the collecting assembly (2) comprises a containing box (21), the containing box (21) is in threaded connection with one side, close to the balloon (111), of the end cover (11), the containing box (21) is far away from the center of one side of the end cover (11) and is in threaded connection with an air suction pipe (22), one side, far away from the containing box (21), of the air suction pipe (22) is fixedly connected with a rubber air bag (23), one side, far away from the air suction pipe (22), of the rubber air bag (23) is fixedly connected with an air exhaust pipe (24), inner cavities, far away from the air suction pipe (22) and the air exhaust pipe (24), of the air suction pipe (22) are both fixedly connected with a second connecting piece (25), a second air hole (26) is formed in the surface of the second connecting piece (25), one side, far away from the containing box (21), of the second connecting piece (25) is fixedly connected with a second spring (27), and one side, far away from, the outer side of the second spring (27) is sleeved with a second limiting sheet (28), and a second limiting hole (29) is formed in the inner cavity of the second limiting sheet (28).

2. A portable air sampling device according to claim 1, wherein: one side of the collection tube (12) far away from the balloon (111) is fixedly connected with a mask expander (15).

3. A portable air sampling device according to claim 1, wherein: one side of the accommodating box (21) close to the end cover (11) is fixedly connected with a sealing ring (211).

4. A portable air sampling device according to claim 1, wherein: the outer side wall of the accommodating box (21) is fixedly connected with a lifting rope (212).

5. A portable air sampling device according to claim 1, wherein: one side of the collection tube (12) close to the first plug ball (19) is provided with an integrally formed conical tube (110), and the balloon (111) is sleeved on the outer side of the conical tube (110).