CN219511896U

CN219511896U - Factory waste gas detection sampling device

Info

Publication number: CN219511896U
Application number: CN202223304037.2U
Authority: CN
Inventors: 俞源栋; 杨加赢; 黄芹
Original assignee: Shaoxing Zhongce Testing Technology Co ltd
Current assignee: Shaoxing Zhongce Testing Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-08-11
Anticipated expiration: 2032-12-09

Abstract

The utility model provides a factory waste gas detection sampling device, which belongs to the technical field of industrial waste gas collection, and comprises: the sampling device comprises a sampling cover, a driving assembly and a handle, wherein the sampling cover is used for connecting a sampling port of an exhaust pipeline, the driving assembly is connected with the sampling cover to control the sealing of the sampling cover and the sampling port and take down a sealing piece of the sampling port, the handle is connected with the driving assembly, and sampling pipes distributed along the handle are connected to the side edge of the sampling cover; according to the utility model, the expandable sampling cover is arranged, so that the sampling cover is convenient to butt-joint and seal with the sampling port of the waste gas pipeline, and the connection is convenient and the butt joint is stable; and meanwhile, the sealing assembly is connected with the sampling cover, the opening and the closing of the sampling opening are controlled through the sealing assembly, automatic butt joint sampling is realized, the diffusion of waste gas is reduced, and the sampling efficiency is improved.

Description

Factory waste gas detection sampling device

Technical Field

The utility model relates to the technical field of industrial waste gas collection, in particular to a factory waste gas detection sampling device.

Background

A large amount of organic waste gas can be generated in the industrial production process, and the industrial waste gas can be discharged after reaching the standard through pretreatment. Among them, methyl acrylate is a dangerous article which is inflammable and corrosive, and the methyl acrylate produced by industrial waste gas has strong stimulation to skin, glasses and respiratory tract of human body. Therefore, the content of methyl acrylate needs to be detected when some industrial waste gas is discharged.

Some exhaust gas pipelines can preset a detection port according to detection requirements. The detection ports are only opened in the sampling detection process, and after the waste pipeline is installed in a factory for use, the problem that the positions of the detection ports are different in height occurs. When sampling, a bracket or an escalator needs to be temporarily erected, and the detection equipment is difficult to match with the detection port and needs to be manually sealed.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the factory waste gas detection sampling device which adopts a manner of holding a handle to be in butt joint with a detection port, and can automatically open and close the detection port by automatic sealing during butt joint, so that the detection is convenient, efficient and safe.

In order to solve the technical problems, the utility model solves the problems that the positions of the detection ports are different and the detection equipment is easy to leak air due to butt joint through the following technical scheme.

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

a plant exhaust gas detection sampling device, comprising:

the sampling cover is used for connecting a sampling port of the waste gas pipeline;

the driving assembly is connected with the sampling cover to control the sealing of the sampling cover and the sampling port and take down the sealing element of the sampling port;

the handle is connected with the driving assembly;

the sampling cover side is connected with the sampling pipe of arranging along the handle.

Preferably, the sampling cover comprises an inner sleeve connected with the sampling port and an outer sleeve connected with the sampling pipe, the inner sleeve is communicated with the outer sleeve, and the inner diameter of the outer sleeve is larger than that of the inner sleeve.

Preferably, an air bag is arranged on the inner side of the inner sleeve, and the air bag is connected with the driving assembly through an air pipe of an external wiring.

Preferably, the driving assembly comprises a pipe body, a first driving mechanism and a second driving mechanism, one end of the pipe body penetrates into the outer sleeve and is fixedly connected with the outer sleeve, and the first driving mechanism and the second driving mechanism are both arranged inside the pipe body.

Preferably, the gas pipe penetrates into the pipe body and is communicated with the first driving mechanism.

Preferably, the second driving mechanism comprises a micro-driver, a rotating shaft, a telescopic rod and the rotating shaft penetrates into the telescopic rod to be in friction fit with the telescopic rod, the rotating shaft is connected with the micro-driver, and the micro-driver drives the telescopic rod to move through the rotating shaft.

Preferably, the outer side of one end of the telescopic rod is provided with an external thread, a baffle is arranged in the pipe body, and the telescopic rod penetrates through the baffle and is in friction fit with the baffle.

Preferably, the end part of the telescopic rod penetrates into the outer sleeve and is in sliding fit with the pipe body.

Preferably, a sucker is arranged at the end of the telescopic rod, and the sucker faces the sealing piece to absorb the sealing piece.

Preferably, a clamping piece is arranged in the middle of the sucker, and the clamping piece can be connected with the sealing piece.

Preferably, the seal is in threaded engagement with the sampling port.

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

the utility model provides a factory waste gas detection sampling device, which is convenient to butt-joint and seal with a sampling port of a waste gas pipeline by arranging an expandable sampling cover, and has the advantages of convenient connection and stable butt joint; and meanwhile, the sealing assembly is connected with the sampling cover, the opening and the closing of the sampling opening are controlled through the sealing assembly, automatic butt joint sampling is realized, the diffusion of waste gas is reduced, the sampling efficiency is improved, and the sampling is safer.

The sampling cover is formed by connecting the large-diameter outer sleeve and the small-diameter inner sleeve, the air bag is arranged at the inner sleeve to seal the sampling port, the sealing element for sealing the sampling port is arranged in the outer sleeve, and after the sealing element is removed by the second driving mechanism, waste gas can be collected in the outer sleeve to be convenient to collect.

According to the utility model, the sucker and the clamping machine are in butt joint with the sealing element, the clamping element is arranged in the sucker, when the clamping machine is used, the sucker is firstly in contact with the sealing element, the sealing element is adsorbed, and then the clamping element is in meshed butt joint with the sealing element, so that the detached sealing element is inconvenient to fall off.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure of the utility model after the handle is replaced;

FIG. 3 is a schematic cross-sectional view of a sampling cap and a driving assembly according to the present utility model;

FIG. 4 is a schematic view of the structure of the sample cap and the driving assembly of the present utility model in a cross section and in a butt joint with the sealing member;

FIG. 5 is a schematic diagram showing a sectional and exploded view of a sampling cap and a driving assembly according to the present utility model;

fig. 6 is a schematic structural diagram of a second driving mechanism according to the present utility model.

Description of the figure: 1. a sampling cover; 11. an inner sleeve; 12. an outer sleeve; 13. an air bag; 2. a drive assembly; 21. a tube body; 22. a first driving mechanism; 23. a second driving mechanism; 231. a micro-driver; 232. a rotating shaft; 233. a telescopic rod; 234. a suction cup; 235. a clamping piece; 236. a baffle; 3. a handle; 4. and (5) a sampling tube.

Description of the embodiments

The present utility model is described in further detail below with reference to the accompanying drawings.

The following description is presented to enable one of ordinary skill in the art to practice the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. indicate orientations or positions based on the orientation or positional relationship shown in the drawings, which are merely for convenience in describing the present simplified description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus the above terms are not to be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Examples

Referring to fig. 1-6, a plant exhaust gas detection sampling apparatus includes:

the sampling cover 1 is used for connecting a sampling port of the waste gas pipeline;

the driving assembly 2 is connected with the sampling cover 1 to control the sealing of the sampling cover 1 and the sampling port and take down the sealing element of the sampling port;

a handle 3 connected to the drive assembly 2;

the sampling tube 4 arranged along the handle 3 is connected with the side edge of the sampling cover 1.

Some embodiments of the utility model are described in detail below with reference to the attached drawing figures:

the utility model provides a factory waste gas detection sampling device which is used for sampling and collecting waste gas discharged from a waste gas pipeline, and comprises a sampling cover 1, a driving assembly 2, a handle 3 and a sampling tube 4; during sampling, the sampling cover 1 is in butt joint with the sampling port, the driving assembly 2 is connected with the lighting cover 1, the sealing of the sampling cover 1 and the sealing piece of the lower sampling port can be controlled, waste gas can flow into the sampling cover 1, and the sampling pipe 4 is connected into the sampling cover 1 for waste gas collection.

In the implementation process, the handle 3 is fixedly connected with the driving component 2, the driving component 2 is fixedly connected with the sampling cover 1, and the angle and the length of the replacement handle 3 are set according to the position of the sampling port, so that the sampling cover 1 can be quickly in butt joint with the sampling pipe 4.

In the present utility model, the sampling cap 1 is composed of an inner sleeve 11 and an outer sleeve 12, the inner sleeve 11 communicates with the outer sleeve 12, but the inner diameter of the outer sleeve 12 is larger than that of the inner sleeve 11. The inner sleeve 11 is larger than the pipe diameter of the sampling port, and an air bag 13 is arranged in the inner sleeve 11. During sampling, the inner sleeve 11 covers the outer side of the sampling port, is fixedly connected with the sampling port through the expansion of the air bag 13, and faces the inner part of the outer sleeve 12.

The clamping piece 235 and the sucker 234 are arranged in the outer sleeve 12, the clamping piece 235 is arranged in the middle of the sucker 234, the clamping piece 235 and the sucker 234 face towards the sealing piece and move towards the sealing piece together, the sucker 234 is contacted with the sealing piece first and reduces adsorption, and the clamping piece 235 is contacted with the sealing piece and then contacted with the clamping piece 235. The sealing element and the sampling port are in threaded connection, and the sealing element can be unscrewed by rotating the clamping element 235. The exhaust gases, after removal of the seal, collect in the outer sleeve 12 and flow out through the sampling tube 4.

In the utility model, the driving assembly 2 consists of a tube body 21, a first driving mechanism 22, a second driving mechanism 23 and the like, wherein the first driving mechanism 22 and the second driving mechanism 23 are distributed on two sides of the tube body 21, and a battery is arranged in the middle of the tube body 21. Wherein the first driving mechanism 22 is connected with the air bag 13 through an air pipe to control the expansion of the air bag 13. The first driving mechanism 22 adopts a micro air pump, one end of the tube body 21 is provided with an air hole, and the micro air pump pumps air to the air bag 13 by compressing external air.

Wherein the second drive mechanism 23 is coupled to the suction cup 234 and the catch 235 for movement and rotation of the controller. The second driving mechanism 23 comprises a micro-driver 231, a rotating shaft 232 and a telescopic rod 233, the telescopic rod 233 passes through the pipe body 21 in a cylinder structure and is in running fit with the pipe body 21, one end of the rotating shaft 232 is arranged in the pipe body 21, penetrates into the telescopic rod 233 and is meshed with the telescopic rod 233, the telescopic rod 233 can synchronously rotate with the rotating shaft 232, one end of the rotating shaft 232 is connected with an output shaft of the micro-driver 231, the telescopic rod 233 is controlled to rotate through the micro-driver 231, and the end part of the telescopic rod 233 is connected with the sucker 234 and the clamping piece 235.

In addition, the telescopic rod 233 is provided with external threads near one end of the micro-actuator 231, the inside of the tube 21 is provided with a baffle 236, and the telescopic rod 233 passes through and is in friction fit with the baffle 236 arranged inside the tube 21. The control plate 236 is fixed, and drives the telescopic rod 233 to rotate and move during the rotation of the rotating shaft 232. Movement of the telescoping rod 233 serves to control the interface of the suction cup 234 and catch 235 with the seal, and rotation of the telescoping rod 233 serves to unscrew the seal.

In the specific implementation process, the sampling cover 1 is covered at the sampling port, and the first driving mechanism 22 is started to control the air bag 13 to expand to complete sealing and fixing with the sampling port; and the second driving mechanism 23 is started, the micro-driver 231 is used for controlling the telescopic rod 233, the telescopic rod 233 firstly controls the sucker 234 and the clamping piece 235 to rotate and approach to the sealing piece, the butt joint is completed, the telescopic rod 233 rotates in a turnover mode, and the sealing piece is screwed and taken down.

It should be noted that the sampling cap of the present utility model may be adapted for use with a variety of sampling port seals smaller than the outer sleeve 12. The application range is wider.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims

1. A plant exhaust gas detection sampling device, comprising:

the sampling cover (1) is used for connecting a sampling port of the waste gas pipeline;

the driving assembly (2) is connected with the sampling cover (1) to control the sealing of the sampling cover (1) and the sampling port and take down the sealing element of the sampling port;

a handle (3) connected to the drive assembly (2);

the side of the sampling cover (1) is connected with sampling pipes (4) which are arranged along the handle (3).

2. The plant exhaust gas detection sampling apparatus according to claim 1, wherein: the sampling cover (1) comprises an inner sleeve (11) connected with a sampling port and an outer sleeve (12) connected with a sampling tube (4), the inner sleeve (11) is communicated with the outer sleeve (12), and the inner diameter of the outer sleeve (12) is larger than that of the inner sleeve (11).

3. The plant exhaust gas detection sampling apparatus according to claim 2, wherein: an air bag (13) is arranged on the inner side of the inner sleeve (11), and the air bag (13) is connected with the driving assembly (2) through an externally-wired air pipe.

4. A plant exhaust gas detection sampling apparatus according to claim 3, wherein: the driving assembly (2) comprises a tube body (21), a first driving mechanism (22) and a second driving mechanism (23), one end of the tube body (21) penetrates into the outer sleeve (12) and is fixedly connected with the outer sleeve, and the first driving mechanism (22) and the second driving mechanism (23) are both arranged inside the tube body (21).

5. The plant exhaust gas detection sampling apparatus according to claim 4, wherein: the gas pipe penetrates into the pipe body (21) and is communicated with the first driving mechanism (22).

6. The plant exhaust gas detection sampling apparatus according to claim 5, wherein: the second driving mechanism (23) comprises a micro-driver (231), a rotating shaft (232) and a telescopic rod (233), wherein the rotating shaft (232) penetrates into the telescopic rod (233) to be meshed with the telescopic rod, the rotating shaft (232) is connected with the micro-driver (231), and the micro-driver (231) drives the telescopic rod (233) to move through the rotating shaft (232).

7. The plant exhaust gas detection sampling apparatus according to claim 6, wherein: the telescopic rod (233) is provided with external threads at the outer side of one end, a baffle (236) is arranged in the pipe body (21), and the telescopic rod (233) penetrates through the baffle (236) and is in friction fit with the baffle.

8. The plant exhaust gas detection sampling apparatus according to claim 7, wherein: the end part of the telescopic rod (233) penetrates into the outer sleeve (12) and is in sliding fit with the pipe body (21).

9. The plant exhaust gas detection sampling apparatus according to claim 8, wherein: a sucker (234) is arranged at the end part of the telescopic rod (233), and the sucker (234) faces the sealing element to absorb the sealing element.

10. The plant exhaust gas detection sampling apparatus according to claim 9, wherein: the clamping piece (235) is arranged in the middle of the sucker (234), and the clamping piece (235) can be connected with the sealing piece.