CN214844268U - Flue gas sampling device for flue gas detection - Google Patents
Flue gas sampling device for flue gas detection Download PDFInfo
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- CN214844268U CN214844268U CN202120888055.6U CN202120888055U CN214844268U CN 214844268 U CN214844268 U CN 214844268U CN 202120888055 U CN202120888055 U CN 202120888055U CN 214844268 U CN214844268 U CN 214844268U
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Abstract
The utility model discloses a flue gas sampling device that smoke detection used, including gas collecting bottle and inner shell, the inside rigid coupling of gas collecting bottle has the inner shell, the internally mounted of inner shell has sealing mechanism, the outer wall and the inner shell clearance fit of ejector pin, the inner rigid coupling of ejector pin has the baffle, the outer wall and the inner shell clearance fit of baffle, the one end laminating that the ejector pin was kept away from to the baffle has the spring, the outer end rigid coupling of ejector pin has even board. This flue gas sampling device that smoke detection used uses through the cooperation of ejector pin, baffle, spring, riser and chock etc. prevents the gas leakage in the gas collection bottle after the sample finishes, prevents simultaneously that external gas from entering into the gas collection bottle, uses through the cooperation of backup pad, riser, rectangular plate and rubber circle etc. after the collection is accomplished, takes off the gas collection bottle, and rubber snare prevents gas leakage between gas collection bottle and air duct, leakproofness when increasing the sample.
Description
Technical Field
The utility model relates to a flue gas detection technical field specifically is a flue gas sampling device that flue gas detection used.
Background
The flue gas is the mixture of gas and smoke and dust, be the atmospheric leading cause of polluted residential block, the composition of flue gas is very complicated, including steam in the gas, sulfur dioxide, nitrogen gas, oxygen, carbon monoxide, carbon dioxide, hydrocarbon and oxynitride etc, the smoke and dust includes the ash content of fuel, the coal cinder, oil drip and pyrolysis product etc, need use sampling device to carry out sample detection to the flue gas in industrial production, but the flue gas sampling device of current flue gas detection usefulness, the back is accomplished in the sample, the in-process of taking off the gas collection bottle and covering has a large amount of gas leakage, the external air also can enter into the gas collection bottle, lead to whole mechanism's practicality to descend, in the sampling process, the leakproofness between gas collection bottle and the outlet duct is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flue gas sampling device that smoke detection used to provide the flue gas sampling device that current flue gas detection used in solving above-mentioned background art, the sample is accomplished the back, and the in-process of taking off the gas collecting bottle and covering has a large amount of gas leakage, and the problem in the gas collecting bottle also can be entered into to the outside air.
In order to achieve the above object, the utility model provides a following technical scheme: a flue gas sampling device for flue gas detection comprises a gas collecting bottle and an inner shell, wherein the inner shell is fixedly connected inside the gas collecting bottle, and a sealing mechanism is installed inside the inner shell;
the sealing mechanism comprises a mandril, a baffle, a spring, a connecting plate and a chock block;
the outer wall and the inner shell clearance fit of ejector pin, the inner rigid coupling of ejector pin has the baffle, the outer wall and the inner shell clearance fit of baffle, the one end laminating that the ejector pin was kept away from to the baffle has the spring, the one end that the baffle was kept away from to the spring is laminated with the inner shell mutually, the outer end rigid coupling of ejector pin has even the board, even the one end rigid coupling that the ejector pin was kept away from to the board has the chock. Preventing gas leakage.
Preferably, the gas collecting bottle is internally laminated with a gas guide tube, and one end of the gas guide tube, which is far away from the gas collecting bottle, is communicated with a flue gas pipeline.
Preferably, the inside of the air duct is provided with a control valve, and the surface of the air duct is provided with an air outlet. The arrangement of the air outlet hole facilitates the air discharge.
Preferably, the outer wall of the flue gas pipeline is provided with an installation mechanism;
the mounting mechanism comprises a clamping plate, a mounting plate, a connecting plate and a screw;
the outer wall of splint laminates with flue gas pipeline mutually, the outer wall of splint is equipped with the mounting panel, the outer wall and the flue gas pipeline of mounting panel laminate mutually, the outer wall laminating of mounting panel and splint has the connecting plate, two the equal clearance fit in inside of connecting plate has the screw, the outer wall of screw run through the connecting plate respectively with splint and mounting panel threaded connection. The installation of the anti-leakage mechanism is convenient.
Preferably, the outer wall of the mounting plate is provided with a sealing mechanism;
the sealing mechanism comprises a supporting plate, a vertical plate, a rectangular plate and a rubber ring;
the outer wall of backup pad and mounting panel looks rigid coupling, the upper surface rigid coupling of backup pad has the riser, the upper surface rigid coupling of riser has the rectangular plate, the inside rigid coupling of rectangular plate has the rubber circle, the inner chamber and the air duct of rubber circle are linked together. The sealing performance between the gas collecting bottle and the gas guide tube is improved.
Compared with the prior art, the beneficial effects of the utility model are that: this flue gas sampling device that flue gas detection used has following advantage for traditional technology:
the gas collecting bottle is inserted into the outer wall of the gas guide tube through the matching use of the ejector rod, the baffle plate, the spring, the vertical plate, the plug block and the like, the plug block drives the connecting plate to move after the gas guide tube is attached to the plug block, the connecting plate drives the ejector rod to move in the inner shell, the ejector rod drives the baffle plate to compress the spring in the inner shell, the ejector rod is driven to move under the elastic force of the spring after the gas guide tube is separated from the plug block, and then the plug block is inserted into the gas inlet of the gas collecting bottle, so that the gas leakage in the gas collecting bottle after sampling is prevented, and meanwhile, the external gas is prevented from entering the gas collecting bottle;
through the cooperation use of backup pad, riser, rectangular plate and rubber circle etc. during the gas collection bottle enters into the rubber circle in the rectangular plate, opens the control valve, and gas in the flue gas pipeline enters into the air duct and discharges to the gas collection bottle through the venthole, collects the back of accomplishing, takes off the gas collection bottle, and rubber circle cover prevents gas leakage between gas collection bottle and air duct, leakproofness when increasing the sample.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the inner shell of FIG. 1;
FIG. 3 is a schematic view of the connection structure between the mounting mechanism and the flue gas duct in FIG. 1;
fig. 4 is a schematic view of the connection structure of the gas guide tube, the flue gas pipeline and the control valve in fig. 1.
In the figure: 1. the gas collecting bottle comprises a gas collecting bottle body, 2, an inner shell, 3, a sealing mechanism, 301, a push rod, 302, a baffle plate, 303, a spring, 304, a connecting plate, 305, a plug block, 4, a gas guide pipe, 5, a flue gas pipeline, 6, an installation mechanism, 601, a clamping plate, 602, an installation plate, 603, a connecting plate, 604, screws, 7, a leakage preventing mechanism, 701, a supporting plate, 702, a vertical plate, 703, a rectangular plate, 704, a rubber ring, 8, a control valve, 9 and a gas outlet hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a flue gas sampling device for flue gas detection comprises a gas collecting bottle 1 and an inner shell 2, wherein the gas collecting bottle 1 collects a flue gas sample, the inner shell 2 is fixedly connected inside the gas collecting bottle 1, a sealing mechanism 3 is arranged inside the inner shell 2, the sealing mechanism 3 comprises a mandril 301 and a baffle 302, spring 303, link plate 304 and chock 305, the outer wall and the 2 clearance fit of inner shell of ejector pin 301, the inner rigid coupling of ejector pin 301 has baffle 302, ejector pin 301 drives baffle 302 and inwards moves in inner shell 2 and compresses spring 303, the outer wall and the 2 clearance fit of inner shell of baffle 302, the one end laminating that ejector pin 301 was kept away from to baffle 302 has spring 303, the one end and the inner shell 2 laminating of baffle 302 are kept away from to spring 303, the outer end rigid coupling of ejector pin 301 has link plate 304, link plate 304 links together chock 305 and ejector pin 301, the one end rigid coupling that link plate 304 kept away from ejector pin 301 has chock 305, chock 305 is made for rubber materials.
The inside laminating of gas collecting bottle 1 has gas guide tube 4, and the one end intercommunication that gas collecting bottle 1 was kept away from to gas guide tube 4 has flue gas pipeline 5, and the internally mounted of gas guide tube 4 has control valve 8, opens 8 gaseous entering into gas guide tube 4 of control valve, and the surface machining of gas guide tube 4 has venthole 9, and the gas in the gas guide tube 4 passes through venthole 9 and discharges.
In this example, when using the smoke sampling device for smoke detection, firstly, the clamping plate 601 and the mounting plate 602 are mounted on the outer wall of the smoke pipeline 5, the connecting plate 603 is placed on the outer wall of the clamping plate 601 and the mounting plate 602, the connecting plate 603 is connected with the clamping plate 601 and the mounting plate 602 by using the screw 604, then the gas collection bottle 1 is inserted into the outer wall of the gas guide tube 4, the gas guide tube 4 is attached to the plug block 305 and pushes the plug block 305 to move, the plug block 305 drives the connecting plate 304 to move, the connecting plate 304 drives the ejector rod 301 to move in the inner shell 2, the ejector rod 301 drives the baffle plate 302 to compress the spring 303 in the inner shell 2, meanwhile, the gas collection bottle 1 enters the rubber ring 704 in the rectangular plate 703, the control valve 8 is opened, the gas in the smoke pipeline 5 enters the gas guide tube 4 and is discharged into the gas collection bottle 1 through the gas outlet 9, after the collection is completed, the gas collection bottle 1 is taken down, the gas guide tube 4 is separated from the plug block 305, the push rod 301 is driven to move under the action of the elastic force of the spring 303, and then the plug block 305 is inserted into the air inlet of the air collecting bottle 1, so that sampling is completed.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a flue gas sampling device that smoke detection used, includes gas collecting bottle (1) and inner shell (2), the inside rigid coupling of gas collecting bottle (1) has inner shell (2), its characterized in that: a sealing mechanism (3) is arranged in the inner shell (2);
the sealing mechanism (3) comprises a push rod (301), a baffle (302), a spring (303), a connecting plate (304) and a plug block (305);
the outer wall and inner shell (2) clearance fit of ejector pin (301), the inner rigid coupling of ejector pin (301) has baffle (302), the outer wall and inner shell (2) clearance fit of baffle (302), the one end laminating that ejector pin (301) were kept away from in baffle (302) has spring (303), the one end and the inner shell (2) laminating of baffle (302) are kept away from in spring (303), the outer end rigid coupling of ejector pin (301) has even board (304), the one end rigid coupling that ejector pin (301) were kept away from in even board (304) has chock (305).
2. The smoke sampling device for smoke detection according to claim 1, wherein: the gas collecting bottle is characterized in that a gas guide tube (4) is attached to the inside of the gas collecting bottle (1), and one end, far away from the gas collecting bottle (1), of the gas guide tube (4) is communicated with a flue gas pipeline (5).
3. The smoke sampling device for smoke detection according to claim 2, wherein: the inside of air duct (4) is installed with control valve (8), the surface finish of air duct (4) has venthole (9).
4. The smoke sampling device for smoke detection according to claim 2, wherein: an installation mechanism (6) is installed on the outer wall of the flue gas pipeline (5);
the mounting mechanism (6) comprises a clamping plate (601), a mounting plate (602), a connecting plate (603) and a screw (604);
the outer wall of splint (601) is laminated with flue gas pipeline (5) mutually, the outer wall of splint (601) is equipped with mounting panel (602), the outer wall of mounting panel (602) is laminated with flue gas pipeline (5) mutually, the outer wall laminating of mounting panel (602) and splint (601) has connecting plate (603), two the equal clearance fit in inside of connecting plate (603) has screw (604), the outer wall through connection board (603) of screw (604) respectively with splint (601) and mounting panel (602) threaded connection.
5. The smoke sampling device for smoke detection according to claim 4, wherein: the outer wall of the mounting plate (602) is provided with a leakage-proof mechanism (7);
the leakage-preventing mechanism (7) comprises a support plate (701), a vertical plate (702), a rectangular plate (703) and a rubber ring (704);
the outer wall and mounting panel (602) looks rigid coupling of backup pad (701), the upper surface rigid coupling of backup pad (701) has riser (702), the upper surface rigid coupling of riser (702) has rectangular plate (703), the inside rigid coupling of rectangular plate (703) has rubber circle (704), the inner chamber and air duct (4) of rubber circle (704) are linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120888055.6U CN214844268U (en) | 2021-04-28 | 2021-04-28 | Flue gas sampling device for flue gas detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120888055.6U CN214844268U (en) | 2021-04-28 | 2021-04-28 | Flue gas sampling device for flue gas detection |
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| CN214844268U true CN214844268U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351663A (en) * | 2022-09-20 | 2022-11-18 | 河北交通职业技术学院 | Grinding device for tunnel secondary lining trolley template |
-
2021
- 2021-04-28 CN CN202120888055.6U patent/CN214844268U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351663A (en) * | 2022-09-20 | 2022-11-18 | 河北交通职业技术学院 | Grinding device for tunnel secondary lining trolley template |
| CN115351663B (en) * | 2022-09-20 | 2023-08-25 | 河北交通职业技术学院 | Polishing device for tunnel two-lining trolley template |
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