CN213018327U - Plugging device for gas sampling pipe - Google Patents
Plugging device for gas sampling pipe Download PDFInfo
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- CN213018327U CN213018327U CN202021400530.2U CN202021400530U CN213018327U CN 213018327 U CN213018327 U CN 213018327U CN 202021400530 U CN202021400530 U CN 202021400530U CN 213018327 U CN213018327 U CN 213018327U
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- sampling pipe
- screw rod
- plugging
- sampling
- plate
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Abstract
The utility model relates to the technical field of gas sampling, in particular to a plugging device for a gas sampling pipe, which solves the defects of low working efficiency and high production cost in the prior art, and comprises a sampling pipe and a wall body, wherein the sampling pipe is of a cavity structure, a telescopic pipe is arranged in the sampling pipe in a sliding way, one side of the telescopic pipe is fixedly connected with a first moving block, a first screw rod is arranged in the sampling pipe in a rotating way, and an adopted device is placed at one side of a sampling hole through the arrangement of the structures of the telescopic pipe, a driving gear, a driven gear, the first screw rod, a second screw rod, a telescopic plate and the like, a person rotates a knob which drives the first screw rod to rotate and drives the second screw rod to rotate by using gear transmission, so that the telescopic pipe enters the inside of the adopted region from the sampling hole and simultaneously prolongs the length of the second plugging plate to plug the, the two steps are synchronously carried out, so that the time is saved, and the working efficiency is improved.
Description
Technical Field
The utility model relates to a gas sampling technical field especially relates to a plugging device for gas sampling pipe.
Background
In the fields of petrochemical industry, printing, mining industry, metallurgy, pharmacy and the like, various harmful gases are generated along with the progress of production and processing, and the harmful gases can be collectively called as waste gases, such as acid gases, organic waste gases and the like; the acid gas includes hydrogen chloride, sulfuric acid, hydrogen sulfide, sulfur oxide, nitrogen oxide, etc., and the organic waste gas includes benzene, toluene, methanol, acetone, other hydrocarbon, etc. These harmful gases cause environmental pollution and affect the health of human beings, animals and plants. Therefore, it is required in various fields to treat and discharge harmful gases in accordance with a predetermined emission standard.
In the prior art, the use method of the waste gas sampling pipe is to insert the waste gas sampling pipe into a sampling hole of a device such as a chimney or a pipeline to sample the waste gas, and then operate a plugging structure to effectively plug the sampling hole, so that the waste gas is prevented from leaking, a plurality of operation steps are required, and the working efficiency is low; because the size and the shape of the sampling holes of different devices and equipment are different, one sampling pipe is often used with plugging structures of different sizes or models, the production cost is increased,
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that has work efficiency low, manufacturing cost is high among the prior art, and the plugging device who is used for gas sampling pipe that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a plugging device for gas sampling pipe, includes sampling pipe and wall body, the sampling pipe is the cavity structure, and the inside slip of sampling pipe is provided with flexible pipe, the first movable block of one side fixedly connected with of flexible pipe, first screw rod is installed in the inside rotation of sampling pipe, first movable block cover is established the outside of first screw rod, the both sides of sampling pipe are respectively through the screw fixation have first shutoff board, second shutoff board and mounting panel, one side fixedly connected with symmetrical arrangement's of mounting panel backup pad rotates between two backup pads and installs the second screw rod, the cover is equipped with the second movable block on the second screw rod, one side activity hinge of second movable block has the connecting rod, the other end activity hinge of connecting rod has the expansion plate, the expansion plate slides and sets up one side of second shutoff board.
Preferably, the wall body is provided with a sampling hole.
Preferably, the two sides of the sampling pipe are also provided with plugging side plates of an integrally formed structure.
Preferably, the first screw rod and the second screw rod are externally provided with a driving gear and a driven gear respectively, the driving gear and the driven gear are in meshed connection, and the end of the first screw rod is fixed with a knob through a screw.
Preferably, the end of the sampling tube is fixed with a protective cover through a screw, the protective cover is of a cavity structure, and the driving gear and the driven gear are both located inside the protective cover.
Preferably, one end of the sampling pipe is provided with a sliding hole communicated with the inside, and the telescopic pipe is embedded in the sliding hole.
Preferably, a sliding groove is formed in one side of the second plugging plate, and the expansion plate is connected with the sliding groove in a sliding mode.
Preferably, the bottom of the mounting plate is provided with a dovetail groove, and the second moving block is connected with the dovetail groove in a sliding manner.
Preferably, first bearings are installed on two sides of the inner wall of the sampling pipe, second bearings are installed inside the two supporting plates, and the two ends of the first screw rod and the two ends of the second screw rod are respectively sleeved inside the first bearings and the second bearings.
The utility model has the advantages that:
1. the utility model discloses in through flexible pipe, drive gear, driven gear, first screw rod, the second screw rod, the setting of expansion plate isotructure, to adopt equipment to place behind one side of sampling hole, personnel rotate the knob, the knob drives first screw rod and rotates and utilize gear drive to drive the second screw rod and rotate, make flexible pipe get into from the sampling hole and adopt regional inside and prolong the length of second shutoff board simultaneously, carry out the shutoff to the sampling hole, make two steps go on in step, save time, and the work efficiency is improved.
2. The utility model discloses in through the setting of first shutoff board, second shutoff board and shutoff curb plate isotructure, establish plugging structure into split type, the shutoff board design length of both sides is great, applicable in the sampling hole of different widths, the shutoff board accessible expansion plate extension of bottom, applicable in the sampling hole of different length, need not to customize plugging structure to the sampling hole of difference, reduced manufacturing cost.
Drawings
Fig. 1 is a front sectional view of a plugging device for a gas sampling tube according to the present invention;
fig. 2 is a schematic diagram of the plugging device for the gas sampling pipe in sampling according to the present invention;
fig. 3 is a side sectional view of a plugging device for a gas sampling tube according to the present invention.
In the figure: the sampling device comprises a sampling pipe 1, a mounting plate 2, a protective cover 3, a first blocking plate 4, a second blocking plate 5, a wall body 6, a sampling hole 61, a telescopic pipe 7, a first screw rod 8, a first moving block 9, a blocking side plate 10, a driving gear 11, a knob 12, a driven gear 13, a supporting plate 14, a second screw rod 15, a second moving block 16, a connecting rod 17 and a telescopic plate 18.
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.
Referring to fig. 1-3, a plugging device for a gas sampling tube comprises a sampling tube 1 and a wall body 6, sampling pipe 1 is the cavity structure, the inside slip of sampling pipe 1 is provided with flexible pipe 7, the first movable block 9 of one side fixedly connected with of flexible pipe 7, first screw rod 8 is installed in the inside rotation of sampling pipe 1, first movable block 9 cover is established in the outside of first screw rod 8, sampling pipe 1's both sides are respectively through the screw fixation have first shutoff board 4, second shutoff board 5 and mounting panel 2, one side fixedly connected with symmetrical arrangement's of mounting panel 2 backup pad 14, rotate between two backup pads 14 and install second screw rod 15, the cover is equipped with second movable block 16 on the second screw rod 15, one side activity hinge of second movable block 16 has connecting rod 17, connecting rod 17's other end activity hinge has expansion plate 18, expansion plate 18 slides and sets up in one side of second shutoff board 5.
Through the arrangement of the structures such as the telescopic pipe 7, the driving gear 11, the driven gear 13, the first screw 8, the second screw 15 and the telescopic plate 18, after the adopted equipment is placed at one side of the sampling hole 61, a person rotates the knob 12, the knob 12 drives the first screw 8 to rotate and drives the second screw 15 to rotate by gear transmission, so that the telescopic pipe 7 enters the adopted area from the sampling hole 61 and simultaneously prolongs the length of the second plugging plate 5, the sampling hole is plugged, two steps are synchronously performed, the time is saved, the working efficiency is improved, through the arrangement of the structures such as the first plugging plate 4, the second plugging plate 5 and the plugging side plate 10, the plugging structure is designed to be split, the design lengths of the plugging plates at two sides are larger, the plugging plate can be suitable for sampling holes 61 with different widths, the plugging plate at the bottom can be lengthened through the telescopic plate 18 and can be suitable for the sampling holes 61 with different lengths, the plugging structure does not need to be customized for different sampling holes 61, and the manufacturing cost is reduced.
In this embodiment, the wall 6 is provided with a sampling hole 61.
In this embodiment, two sides of the sampling tube 1 are further provided with plugging side plates 10 of an integrally formed structure.
In this embodiment, a driving gear 11 and a driven gear 13 are respectively installed outside the first screw rod 8 and the second screw rod 15, the driving gear 11 and the driven gear 13 are meshed and connected, and a knob 12 is fixed to an end of the first screw rod 8 through a screw.
In this embodiment, the end of the sampling tube 1 is fixed with a protection cover 3 through a screw, the protection cover 3 is a cavity structure, and the driving gear 11 and the driven gear 13 are both located inside the protection cover 3.
In this embodiment, one end of the sampling tube 1 is provided with a sliding hole communicated with the inside, and the telescopic tube 7 is embedded in the sliding hole.
In this embodiment, a sliding groove is formed on one side of the second blocking plate 5, and the expansion plate 18 is slidably connected with the sliding groove.
In this embodiment, the bottom of the mounting plate 2 is provided with a dovetail groove, and the second moving block 16 is slidably connected to the dovetail groove.
In this embodiment, first bearings are all installed on the inner wall both sides of sampling pipe 1, and the second bearings are all installed to the inside of two backup pads 14, and the inside at first bearing and second bearing is established respectively at the both ends of first screw rod 8 and second screw rod 15.
The utility model discloses a concrete implementation process as follows: when the sampling device works, the adopted device is placed on one side of the sampling hole 61, the top of the first blocking plate 4 blocks the upper part of the sampling hole 61, the blocking side plates 10 on the two sides block the middle part, then a person rotates the knob 12, the knob 12 drives the driving gear 11 and the first screw 8 to rotate, the first screw 8 drives the first moving block 9 and the extension tube 7 to move, so that the extension tube 7 extends into the sampling area, the driving gear 11 drives the driven gear 13 to rotate, the driven gear 13 drives the second screw 15 to rotate, so that the second moving block 16 slides along the bottom of the mounting plate 2, the second moving block 16 drives the connecting rod 17 to rotate, the other end of the connecting rod 17 accordingly drives the extension plate 18 to slide along one side of the second blocking plate 5, the lower part of the sampling hole 61 is blocked, and then a negative pressure device on the sampling tube 1 acts (the negative pressure device is not shown in the figure), waste gas is sucked into the sampling tube 1 through the, and finishing the sampling action.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The plugging device for the gas sampling pipe comprises a sampling pipe (1) and a wall body (6), and is characterized in that the sampling pipe (1) is of a cavity structure, a telescopic pipe (7) is slidably arranged in the sampling pipe (1), a first moving block (9) is fixedly connected to one side of the telescopic pipe (7), a first screw rod (8) is rotatably installed in the sampling pipe (1), the first moving block (9) is sleeved outside the first screw rod (8), a first plugging plate (4), a second plugging plate (5) and a mounting plate (2) are respectively fixed to two sides of the sampling pipe (1) through screws, symmetrically-arranged supporting plates (14) are fixedly connected to one side of the mounting plate (2), a second screw rod (15) is rotatably installed between the two supporting plates (14), a second moving block (16) is sleeved on the second screw rod (15), one side of the second moving block (16) is movably hinged with a connecting rod (17), the other end of the connecting rod (17) is movably hinged with a telescopic plate (18), and the telescopic plate (18) is arranged on one side of the second plugging plate (5) in a sliding mode.
2. The plugging device for a gas sampling pipe according to claim 1, wherein a sampling hole (61) is formed on the wall body (6).
3. The plugging device for a gas sampling pipe according to claim 1, wherein the two sides of the sampling pipe (1) are further provided with plugging side plates (10) of an integrally formed structure.
4. The blocking device for the gas sampling pipe according to claim 1, wherein the first screw rod (8) and the second screw rod (15) are externally provided with a driving gear (11) and a driven gear (13), respectively, the driving gear (11) and the driven gear (13) are meshed and connected, and the end of the first screw rod (8) is fixed with a knob (12) through a screw.
5. The blocking device for the gas sampling pipe according to claim 4, wherein a protective cover (3) is fixed at the end of the sampling pipe (1) through screws, the protective cover (3) is of a cavity structure, and the driving gear (11) and the driven gear (13) are both positioned inside the protective cover (3).
6. The plugging device for the gas sampling pipe according to claim 1, wherein one end of the sampling pipe (1) is provided with a sliding hole communicated with the inside, and the telescopic pipe (7) is embedded in the sliding hole.
7. The plugging device for a gas sampling pipe according to claim 1, wherein one side of the second plugging plate (5) is provided with a sliding groove, and the expansion plate (18) is slidably connected with the sliding groove.
8. The plugging device for the gas sampling pipe according to claim 1, wherein the bottom of the mounting plate (2) is provided with a dovetail groove, and the second moving block (16) is slidably connected with the dovetail groove.
9. The plugging device for the gas sampling pipe according to claim 1, wherein a first bearing is mounted on each side of the inner wall of the sampling pipe (1), a second bearing is mounted inside each of the two support plates (14), and two ends of the first screw (8) and the second screw (15) are respectively sleeved inside the first bearing and the second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400530.2U CN213018327U (en) | 2020-07-16 | 2020-07-16 | Plugging device for gas sampling pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400530.2U CN213018327U (en) | 2020-07-16 | 2020-07-16 | Plugging device for gas sampling pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213018327U true CN213018327U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021400530.2U Active CN213018327U (en) | 2020-07-16 | 2020-07-16 | Plugging device for gas sampling pipe |
Country Status (1)
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| CN (1) | CN213018327U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062059A (en) * | 2021-11-22 | 2022-02-18 | 南京波瑞自动化科技有限公司 | Flue gas collecting and measuring system with non-uniform velocity field compensation |
| CN117074115A (en) * | 2023-08-24 | 2023-11-17 | 江苏新晟环境检测有限公司 | Gas sampler for waste gas detection |
-
2020
- 2020-07-16 CN CN202021400530.2U patent/CN213018327U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062059A (en) * | 2021-11-22 | 2022-02-18 | 南京波瑞自动化科技有限公司 | Flue gas collecting and measuring system with non-uniform velocity field compensation |
| CN114062059B (en) * | 2021-11-22 | 2022-12-23 | 南京波瑞自动化科技有限公司 | Flue gas collecting and measuring system with non-uniform velocity field compensation |
| CN117074115A (en) * | 2023-08-24 | 2023-11-17 | 江苏新晟环境检测有限公司 | Gas sampler for waste gas detection |
| CN117074115B (en) * | 2023-08-24 | 2024-02-27 | 江苏新晟环境检测有限公司 | Gas sampler for waste gas detection |
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