CN215414612U

CN215414612U - VOCs gas detection sampling device

Info

Publication number: CN215414612U
Application number: CN202121580936.8U
Authority: CN
Inventors: 唐飞; 陈荣; 陈丽丽; 于云龙; 张宽; 姚佳; 赵汝宝; 郑春凤; 张钦礼
Original assignee: Qitai Environmental Protection Technology Shandong Co ltd; Shandong Bainarui Analytical Instrument Technology Co ltd
Current assignee: Qitai Environmental Protection Technology Shandong Co ltd; Shandong Bainarui Analytical Instrument Technology Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-04
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a VOCs gas detection sampling device which comprises an installation box, wherein the top of the installation box is fixedly connected with an upper cover, and the top of the upper cover is fixedly connected with a collecting head through a supporting rod. According to the utility model, VOCs gas to be detected is sent into the gas transmission pipe at the bottom through the sealing pipe and the collecting pipe in the mounting groove by the collecting head at the top of the upper cover and the collecting cylinders at two sides of the upper cover, the VOCs gas to be detected is sent into the processing box by the gas collecting hood connected to the gas transmission pipe, and is sent into the exhaust pipe by the connecting pipe edge, and the VOCs gas in the exhaust pipe is sent out of the mounting box by the driving of the exhaust fan, so that the VOCs gas in the mounting box is replaced in time, the sampling efficiency of VOCs gas detection is improved conveniently, and the problems that the gas cannot be updated in time and the VOCs gas detection is inaccurate due to the fact that VOCs gas samples do not have special discharge mechanisms when the existing VOCs gas is detected and sampled are avoided.

Description

VOCs gas detection sampling device

Technical Field

The utility model relates to the technical field of VOCs production, in particular to a VOCs gas detection sampling device.

Background

Volatile Organic Compounds (VOCs) are commonly expressed by VOCs, and are abbreviations of first letters of three words of Volatile Organic Compounds, wherein total Volatile Organic Compounds are sometimes expressed by TVOC, VOCs are various Organic Compounds with boiling points of 50-260 ℃ at normal temperature according to the definition of the world health organization, in China, VOCs refer to Organic Compounds with saturated vapor pressure of more than 70Pa at normal temperature and boiling points of below 260 ℃ at normal pressure, or all Organic Compounds with vapor pressure of more than or equal to 10Pa and volatility at 20 ℃, and when the Volatile Organic Compounds are used, because the conventional VOCs gas is detected and sampled, the gas cannot be updated timely due to the fact that a VOCs gas sample has no special discharge mechanism, so that the detection of the VOCs gas is inaccurate, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects that when the existing VOCs gas is detected and sampled, the gas cannot be updated in time due to the fact that a VOCs gas sample does not have a special discharge mechanism, and the detection of the VOCs gas is inaccurate, and provides a VOCs gas detecting and sampling device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a VOCs gas detection sampling device, includes the install bin, the top fixedly connected with upper cover of install bin, bracing piece fixedly connected with collection head is passed through at the top of upper cover, the surge drum is all installed to the both sides of upper cover, the mounting groove has been seted up in the upper cover, install transmission device in the mounting groove, be equipped with two in the transmission device and collect the cover, discharge mechanism is installed to the lower part of install bin, be equipped with two connecting pipes in the discharge mechanism, the internally mounted of install bin has the processing case, and two are collected cover fixed connection respectively and are in the upper portion both sides of processing the case, and two connecting pipes are fixed connection respectively in the bottom both sides of processing the case.

Preferably, for the convenience of gaseous transport, transmission device includes two sealed tubes of fixed connection in the mounting groove, and the collection hole has all been seted up at the top of two collecting vessels, the equal fixedly connected with collecting pipe in relative one side of two collecting vessels, the equal fixed connection of one end of two collecting pipes is on two sealed tubes that correspond, the equal fixedly connected with in bottom of two collecting pipes passes the trachea, and the one end difference fixed connection of two biography tracheas covers at two collections that correspond.

Preferably, for the convenience of gaseous quick exhaust, discharge mechanism includes two exhaust pipes of fixed connection in install bin lower part both sides respectively, and the surface of two exhaust pipes all installs the exhaust fan, and the relative inner of two exhaust pipes is fixed connection respectively on two connecting pipes.

Preferably, for the convenience of staff understanding and control, the symmetrical threaded connection in upper cover top has two reinforcing screws, the surface mounting of install bin has the display screen, the bottom fixedly connected with base of install bin.

Preferably, in order to promote sealed effect, the sealed pad of all fixedly cup jointing in the junction of two exhaust pipes and two connecting pipes, two sealed pads are fixed respectively to cup joint on the relative lateral wall of install bin.

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

1. through the cooperation use of parts such as collection head, collecting vessel and biography trachea, through the collection head at upper cover top and the collecting vessel of upper cover both sides, will wait to detect that the VOCs is gaseous to send into the biography trachea of bottom through sealed tube and collecting pipe in the mounting groove in, through the gas collecting channel of connecting on the biography trachea, will wait to detect that the VOCs is gaseous to send into the processing incasement.

2. Use through the cooperation of parts such as connecting pipe, exhaust fan and exhaust pipe, follow through the connecting pipe and send into in the exhaust pipe, through the drive of exhaust fan, will exhaust intraductal VOCs gas-off install bin, in time carry out the gaseous change of VOCs in the install bin, be convenient for improve the sampling efficiency of VOCs gas detection.

In summary, the utility model can send the VOCs gas to be detected into the gas transmission pipe at the bottom through the sealing pipe and the collecting pipe in the mounting groove through the collecting head at the top of the upper cover and the collecting cylinders at two sides of the upper cover, send the VOCs gas to be detected into the processing box through the gas collecting hood connected to the gas transmission pipe, send the VOCs gas in the gas transmission pipe into the gas exhaust pipe through the connecting pipe edge, send the VOCs gas in the gas exhaust pipe out of the mounting box through the driving of the exhaust fan, and timely replace the VOCs gas in the mounting box, thereby being convenient to improve the sampling efficiency of VOCs gas detection, and avoiding the problems that the gas cannot be timely updated due to the fact that the VOCs gas sample has no special exhaust mechanism when the existing VOCs gas is detected and sampled, and the detection of VOCs gas is inaccurate.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is an internal structural view of the present invention;

FIG. 3 is a block diagram of the transfer mechanism of the present invention;

FIG. 4 is a view showing the construction of the collecting cylinder and the connecting member according to the present invention.

In the figure: 1 collecting head, 2 supporting rods, 3 reinforcing screws, 4 collecting cylinders, 5 upper covers, 6 display screens, 7 mounting boxes, 8 exhaust pipes, 9 bases, 10 treatment boxes, 11 gas transmission pipes, 12 connecting pipes, 13 sealing gaskets, 14 exhaust fans, 15 sealing pipes, 16 mounting grooves, 17 collecting covers, 18 collecting pipes and 19 collecting holes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the utility model.

Example 1

Referring to fig. 1-4, a gaseous sampling device that detects of VOCs, including install bin 7, install and protect the gaseous sampling device that detects of VOCs through install bin 7, top fixedly connected with upper cover 5 of install bin 7, the installation of bracing piece 2 and collection head 1 at the gaseous sampling device top that detects of VOCs is carried out through upper cover 5, 2 fixedly connected with collection heads 1 are passed through at the top of upper cover 5, collecting cylinder 4 is all installed to the both sides of upper cover 5, mounting groove 16 has been seted up in upper cover 5, 5 top symmetric threaded connection of upper cover has two reinforcing screws 3, the surface mounting of install bin 7 has display screen 6, display screen 6 does not press the key connection with outside supporting, control through handling case 10, the bottom fixedly connected with base 9 of install bin 7, carry out the support and the protection of the gaseous sampling device bottom of VOCs through base 9.

Referring to fig. 1-4, a transmission mechanism is installed in a mounting groove 16, two collecting covers 17 are arranged in the transmission mechanism, the gas is prevented from scattering during transmission by the collecting covers 17, a processing box 10 is installed inside the mounting box 7, the processing box 10 is connected with external accessories to detect VOCs gas, the two collecting covers 17 are respectively and fixedly connected to two sides of the upper portion of the processing box 10, the transmission mechanism comprises two sealing pipes 15 fixedly connected in the mounting groove 16, collecting holes 19 are respectively formed in the tops of the two collecting pipes 4, collecting pipes 18 are respectively and fixedly connected to the opposite sides of the two collecting pipes 4, one ends of the two collecting pipes 18 are respectively and fixedly connected to the corresponding two sealing pipes 15, gas transmission pipes 11 are respectively and fixedly connected to the bottoms of the two collecting pipes 18, one ends of the two gas transmission pipes 11 are respectively and fixedly connected to the corresponding two collecting covers 17, a collecting head 1 passing through the top of an upper cover 5 and collecting pipes 4 on two sides of the upper cover 5, VOCs gas to be detected is sent into the gas transmission pipe 11 at the bottom through the sealing pipe 15 and the collecting pipe 18 in the mounting groove 16, and the VOCs gas to be detected is sent into the treatment box 10 through the gas collecting hood connected to the gas transmission pipe 11.

Referring to fig. 1-3, discharge mechanism is installed to the lower part of install bin 7, be equipped with two connecting pipes 12 in the discharge mechanism, two connecting pipes 12 are fixed connection respectively in the bottom both sides of handling case 10, discharge mechanism includes two exhaust pipes 8 of fixed connection respectively in install bin 7 lower part both sides, exhaust fan 14 is all installed on the surface of two exhaust pipes 8, the relative inner of two exhaust pipes 8 is fixed connection respectively on two connecting pipes 12, along sending into in the exhaust pipe 8 through connecting pipe 12, through the drive of exhaust fan 14, gaseous install bin 7 of giving out the VOCs in the exhaust pipe 8, in time carry out the gaseous change of VOCs in the install bin 7, be convenient for improve the gaseous sampling efficiency who detects of VOCs.

Example 2

Referring to fig. 1-3, the lower portion of the installation box 7 is provided with a discharging mechanism, the discharging mechanism is provided with two connecting pipes 12, the two connecting pipes 12 are respectively and fixedly connected to two sides of the bottom of the treatment box 10, the discharging mechanism comprises two exhaust pipes 8 respectively and fixedly connected to two sides of the lower portion of the installation box 7, the surfaces of the two exhaust pipes 8 are respectively provided with an exhaust fan 14, the opposite inner ends of the two exhaust pipes 8 are respectively and fixedly connected to the two connecting pipes 12, the joints of the two exhaust pipes 8 and the two connecting pipes 12 are respectively and fixedly sleeved with a sealing gasket 13, the two sealing gaskets 13 are respectively and fixedly sleeved on the opposite side walls of the installation box 7, through connecting pipe 12 along sending into exhaust pipe 8 in, through the drive of exhaust fan 14, with the gaseous install bin 7 of seeing off of VOCs in the exhaust pipe 8, in time carry out the gaseous change of VOCs in the install bin 7, be convenient for improve the sampling efficiency of the gaseous detection of VOCs.

Compared with the embodiment 1, the embodiment can better promote the sealing effect by increasing the sealing gasket 13, avoid the leakage, and promote the conveying efficiency and quality.

In the utility model, when the VOCs gas detection sampling device is used, VOCs gas to be detected is sent into the gas transmission pipe 11 at the bottom through the sealing pipe 15 and the collecting pipe 18 in the mounting groove 16 through the collecting head 1 at the top of the upper cover 5 and the collecting cylinders 4 at two sides of the upper cover 5, the VOCs gas to be detected is sent into the processing box 10 through the gas collecting hood connected to the gas transmission pipe 11, the VOCs gas is detected and sampled through the detection device matched with the processing box 10, the detection result is displayed through the display screen 6 of the mounting box 7, the detected gas is sent into the exhaust pipe 8 through the connecting pipe 12, the VOCs gas in the exhaust pipe 8 is sent out of the mounting box 7 through the driving of the exhaust fan 14, the VOCs gas in the mounting box 7 is timely replaced, and the sampling efficiency of VOCs gas detection is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a gaseous sampling device that detects of VOCs, includes install bin (7), its characterized in that: the top fixedly connected with upper cover (5) of install bin (7), bracing piece (2) fixedly connected with collection head (1) is passed through at the top of upper cover (5), surge drum (4) are all installed to the both sides of upper cover (5), mounting groove (16) have been seted up in upper cover (5), install transmission device in mounting groove (16), be equipped with two in the transmission device and collect cover (17), discharge mechanism is installed to the lower part of install bin (7), be equipped with two connecting pipes (12) in the discharge mechanism, the internally mounted of install bin (7) has processing box (10), and two are collected cover (17) fixed connection respectively and are in the upper portion both sides of processing box (10), and two connecting pipes (12) are fixed connection respectively and are in the bottom both sides of processing box (10).

2. The VOCs gas detection and sampling device according to claim 1, wherein the transmission mechanism comprises two sealing tubes (15) fixedly connected in a mounting groove (16), the tops of the two collecting tubes (4) are respectively provided with a collecting hole (19), the opposite sides of the two collecting tubes (4) are respectively fixedly connected with a collecting tube (18), one ends of the two collecting tubes (18) are respectively fixedly connected on the corresponding two sealing tubes (15), the bottoms of the two collecting tubes (18) are respectively fixedly connected with a gas transmission tube (11), and one ends of the two gas transmission tubes (11) are respectively fixedly connected on the corresponding two collecting covers (17).

3. A sampling device for detecting VOCs as claimed in claim 1, wherein said exhaust mechanism comprises two exhaust pipes (8) fixedly connected to two sides of the lower portion of the mounting box (7), respectively, a fan (14) is installed on the surface of each of the two exhaust pipes (8), and the opposite inner ends of the two exhaust pipes (8) are fixedly connected to the two connecting pipes (12), respectively.

4. A VOCs gas detection sampling device according to claim 1, characterized in that two reinforcing screws (3) are symmetrically and threadedly connected to the top of the upper cover (5), a display screen (6) is mounted on the surface of the installation box (7), and a base (9) is fixedly connected to the bottom of the installation box (7).

5. A sampling device for detecting VOCs as claimed in claim 3, wherein the joints of the two exhaust pipes (8) and the two connecting pipes (12) are fixedly sleeved with sealing gaskets (13), and the two sealing gaskets (13) are respectively fixedly sleeved on the opposite side walls of the installation box (7).