CN211717903U

CN211717903U - Air detection sampling and collecting device

Info

Publication number: CN211717903U
Application number: CN202020072240.3U
Authority: CN
Inventors: 王勇
Original assignee: Zhenghe Lvyuan Testing Technology Chongqing Co ltd
Current assignee: Zhenghe Lvyuan Testing Technology Chongqing Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-10-20
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses an air detection sampling and collecting device, which comprises an air suction cylinder, an air suction piston and a filter head, wherein the air suction piston is arranged in the air suction cylinder in a pumping way, and the front end of the air suction cylinder is provided with a connector; a fastening valve is also arranged on the connector; the connecting head is connected with a hose, and the other end of the hose is connected with the filter head; the lower right corner of the air suction cylinder body is also communicated with an output pipe, the right end of the output pipe is closed, and an air delivery head is arranged on the output pipe. A plurality of gas transmission heads are arranged on the output pipe, so that a plurality of bottles of gas to be detected can be collected at one time; meanwhile, the device is reasonable in structure, convenient to carry, flexible to use and wide in sampling air source, and can sample air at narrow positions, so that detection results are more accurate.

Description

Air detection sampling and collecting device

Technical Field

The utility model relates to an empty gas detection surveys technical field, especially an empty gas detection surveys sample collection device.

Background

Substances harmful to human bodies contained in interior decoration materials, furniture and the like are released into home and office environments to cause decoration pollution, so that the air quality needs to be detected before the people live in the home and office environments. The national 'civil construction engineering indoor environmental pollution control regulation' issued and implemented in 2006 lists five main pollutants: formaldehyde, benzene, ammonia gas, total volatile organic compounds TVOC, radioactive radon and the like. However, in the detection process, the problem that the probe of the instrument at the position of a corner or a cave is not in place is often caused; meanwhile, when the detection gas needs to be collected and stored, the existing air detection sampler is unreasonable in structure, and the sampled air only comes from the air suction port, so that the detection result is inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome current empty gas detection surveys device structure complicacy, and it is inconvenient to detect the source contact, and the inconvenient problem of gaseous collection that awaits measuring provides an empty gas detection surveys sample collection device.

An air detection sampling and collecting device comprises an air suction cylinder, an air suction piston and a filter head, wherein the air suction piston is arranged in the air suction cylinder in a pumping way, and the front end of the air suction cylinder is provided with a connector; a fastening valve is also arranged on the connector; the connecting head is connected with a hose, and the other end of the hose is connected with the filter head; the lower right corner of the air suction cylinder body is also communicated with an output pipe, the right end of the output pipe is closed, and an air delivery head is arranged on the output pipe.

Further, the filter head comprises a shell and a filter screen; the filter screen sets up to tubular structure, and the outside parcel of filter screen has the shell of round hole.

Further, a metal head is arranged at the top of the filter head.

Further, the gas transmission head comprises a gas transmission pipe, and a one-way valve is arranged on the gas transmission pipe; the top end of the gas transmission pipe is communicated with a needle.

Furthermore, at least one gas transmission head is arranged.

The utility model has the advantages that: a plurality of gas transmission heads are arranged on the output pipe, so that a plurality of bottles of gas to be detected can be collected at one time; meanwhile, the device is reasonable in structure, convenient to carry, flexible to use and wide in sampling air source, and can sample air at narrow positions, so that detection results are more accurate.

Drawings

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

FIG. 2 is a schematic structural view of the gas delivery head;

FIG. 3 is a schematic structural view of a filter head;

in the figure, 1-an air suction cylinder, 2-an air suction piston, 3-a fastening valve, 4-a connector, 5-a hose, 6-an output pipe, 7-an air delivery head, 71-a one-way valve, 72-a needle head, 73-an air delivery pipe, 8-a filter head, 81-a shell, 82-a filter screen and 83-a metal head.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.

Example (b):

as shown in fig. 1 to 3, an air detection sampling and collecting device comprises an air suction cylinder 1, an air suction piston 2 and a filter head 8, wherein the air suction piston 2 is installed in the air suction cylinder 1 in a pumping manner, and the front end of the air suction cylinder 1 is provided with a connector 4; the air suction cylinder body 1 is arranged in a needle cylinder shape, and the air suction piston 2 is drawn and pulled, so that the functions of air suction and air delivery of the air suction cylinder body 1 are realized.

A fastening valve 3 is also arranged on the connecting head 4; the fastening valve 3 is used for closing and opening the self channel of the connecting head 4. The hose 5 is connected to the connector 4, and the other end of the hose 5 is connected with the filter head 8; the filter head 8 comprises a shell 81 and a filter screen 82; the filter screen 82 is of a cylindrical structure, and the outer part of the filter screen 82 is wrapped by a shell 81 with round holes. A round hole is formed in the shell 81 to prevent large particles from blocking the filter head 8; the screen 82 is used to prevent small particles from clogging the hose 5. The top of the filter head 8 is provided with a metal head 83. The metal head 83 is used to increase the weight of the filter head 8 and protect the top of the filter head 8.

The lower right corner of the air suction cylinder body 1 is also communicated with an output pipe 6, the right end of the output pipe 6 is closed, and an air delivery head 7 is arranged on the output pipe 6. The gas transmission head 7 comprises a gas transmission pipe 73, and a one-way valve 71 is arranged on the gas transmission pipe 73; the one-way valve 71 is used for controlling the one-way flow of the air, and the top end of the air pipe 73 is communicated with a needle 72. The needle 72 is used to pierce a gas cylinder with a rubber stopper. At least one gas transmission head 7 is arranged. The number of the gas transmission heads 7 is determined according to the number of the gas to be detected to be collected.

The utility model discloses a working process: installing a gas storage bottle with a rubber plug on a gas transmission head 7; manually placing the filter head 8 at the position of the gas to be detected, pulling the air suction piston 2, and sucking the gas into the air suction cylinder body 1; the fastening valve is screwed, then the air suction piston 2 is pushed, and the gas to be detected in the air suction cylinder body 1 is input into the gas storage cylinder from the output pipe 6, so that the collection work of the gas to be detected is realized.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an empty gas detection surveys sample collection device which characterized in that: the air suction device comprises an air suction cylinder body (1), an air suction piston (2) and a filter head (8), wherein the air suction piston (2) is arranged in the air suction cylinder body (1) in a pumping way, and the front end of the air suction cylinder body (1) is provided with a connector (4); a fastening valve (3) is also arranged on the connector (4); the connector (4) is connected with a hose (5), and the other end of the hose (5) is connected with a filter head (8); the lower right corner of the air suction cylinder body (1) is also communicated with an output pipe (6), the right end of the output pipe (6) is closed, and an air delivery head (7) is arranged on the output pipe (6).

2. An air detection sampling and collecting device according to claim 1, wherein: the filter head (8) comprises a shell (81) and a filter screen (82); the filter screen (82) is of a cylindrical structure, and the outer part of the filter screen (82) is wrapped by a shell (81) with round holes.

3. An air detection sampling and collecting device according to claim 2, wherein: and a metal head (83) is arranged at the top of the filter head (8).

4. An air detection sampling and collecting device according to claim 1, wherein: the air delivery head (7) comprises an air delivery pipe (73), and a one-way valve (71) is arranged on the air delivery pipe (73); the top end of the air pipe (73) is communicated with a needle head (72).

5. An air detection sampling and collecting device according to claim 1, wherein: at least one gas transmission head (7) is arranged.