CN112683581A - Sampling device for detecting corrosivity of inner wall of gas pipeline - Google Patents
Sampling device for detecting corrosivity of inner wall of gas pipeline Download PDFInfo
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- CN112683581A CN112683581A CN202110086826.4A CN202110086826A CN112683581A CN 112683581 A CN112683581 A CN 112683581A CN 202110086826 A CN202110086826 A CN 202110086826A CN 112683581 A CN112683581 A CN 112683581A
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Abstract
The invention provides a sampling device for detecting the corrosivity of the inner wall of a gas pipeline, which comprises a gas pipe fixing frame, wherein sliding grooves are formed in two sides of the bottom of the gas pipe fixing frame, a hole is formed in the gas pipe fixing frame, threaded rods are connected to two sides of the middle of the gas pipe fixing frame in a threaded manner, one end, close to the hole, of each threaded rod is rotatably connected with a clamping limiting disc, a supporting base is connected onto the hole in a sliding manner, a pipeline to be sampled is sleeved in the hole, and a threaded rod is connected to the top of the gas pipe fixing frame in a threaded manner, and: place the gas pipe on supporting the base, utilize gas pipe fixed frame's threaded rod to add and hold, applicable gas pipeline in equidimension not takes a sample fixedly, through drawing to of thief rod simultaneously guaranteeing the stability of gas pipe, scrape the sample with the intraductal wall material of gas, collect the sample to the sample box in when not damaging the gas pipeline.
Description
Technical Field
The invention relates to the technical field of detection and sampling, in particular to a sampling device for detecting the corrosivity of an inner wall of a gas pipeline.
Background
The gas is conveyed to various places through the gas pipe, when the gas is conveyed in the pipeline, acidic chemistry, electrochemistry, abrasion and stress corrosion can occur, the gas has the harmful characteristics of flammability, explosiveness, high toxicity and the like, once the corroded gas pipeline causes the pipeline to be perforated and cracked to cause gas leakage, accidents such as fire, explosion and the like can be caused, so that the corrosion detection of the inner wall of the gas pipeline is necessary at regular intervals.
When carrying out corrosivity detection to the gas pipeline inner wall, need carry out sample analysis to its inner wall material, current sampling device is too simple not to be applicable to the gas pipeline of different bores, and if the gas pipeline is fixed unstable when taking a sample to the pipeline, leads to the sample can't collect and probably cause the injury to the gas pipeline.
Disclosure of Invention
The invention aims to solve the technical problems that the existing sampling device is too simple and is not suitable for gas pipelines with different calibers, and in the process of sampling the pipelines, if the gas pipelines are not fixed stably, samples cannot be collected and the gas pipelines may be damaged.
The technical scheme adopted by the invention for solving the technical problem is as follows: the utility model provides a gas pipeline inner wall corrosivity detects uses sampling device, its includes gas pipe fixed frame, the sliding tray has been seted up to gas pipe fixed frame bottom both sides, the hole has been seted up in the gas pipe fixed frame, both sides threaded connection has a threaded rod in the middle of the gas pipe fixed frame, the one end that a threaded rod is close to the hole is rotated and is connected with the spacing dish of clamp joint, sliding connection has the support base on the hole, it treats the sample pipeline to cup joint in the hole, gas pipe fixed frame top threaded connection has No. three threaded rods.
As a preferable technical scheme, sliding blocks are welded on two sides of the supporting base and are connected in a sliding groove in a sliding mode, supporting columns are welded at the bottom of the supporting base and are connected to the bottom of the gas pipe fixing frame in a penetrating mode, and second threaded rods are connected in the middle of the supporting columns in a penetrating mode through threads.
As a preferable technical scheme, the top of the supporting base is in an inwards concave arc shape, the supporting column is in a U shape, and the top end of the second threaded rod is rotatably connected to the outer wall of the bottom of the gas pipe fixing frame.
According to a preferable technical scheme of the invention, a thread block is connected to the third threaded rod in a threaded manner, an engaging rod is welded to one side, away from the gas pipe fixing frame, of the thread block, the engaging rod is L-shaped, and a sliding hole is formed in one end, away from the thread block, of the engaging rod.
According to a preferable technical scheme, the sliding hole is connected with a sampling rod in a sliding mode, one end, far away from the sliding hole, of the sampling rod is provided with a sampling box, a sample collecting tank is arranged in the sampling box, a sample scraping piece is welded in the sample collecting tank, and a limiting block is welded on one side, close to the sampling rod, of the sampling box.
As a preferable technical scheme, the top of the sample scraping piece is semi-arc-shaped, one end of the sampling rod, which is far away from the sliding hole, is provided with a limiting groove, and the limiting block is connected in the limiting groove in a sliding manner.
The invention has the following advantages: place the gas pipe on supporting the base, utilize gas pipe fixed frame's threaded rod to add and hold, applicable gas pipeline in equidimension not takes a sample fixedly, through drawing to of thief rod simultaneously guaranteeing the stability of gas pipe, scrape the sample with the intraductal wall material of gas, collect the sample to the sample box in when not damaging the gas pipeline.
Drawings
FIG. 1 is a schematic front view of a sampling device for detecting corrosion of an inner wall of a gas pipeline according to a preferred embodiment of the present invention;
FIG. 2 is a schematic side view of a sampling device for detecting corrosion of an inner wall of a gas pipeline according to a preferred embodiment of the present invention;
FIG. 3 is a schematic top view of a sampling box of the sampling device for detecting the corrosivity of the inner wall of the gas pipeline according to a preferred embodiment of the present invention;
FIG. 4 is a schematic side view of a sampling box of a sampling device for detecting corrosion of an inner wall of a gas pipeline according to a preferred embodiment of the present invention;
fig. 5 is a schematic front view of a sampling box of the sampling device for detecting the corrosiveness of the inner wall of the gas pipeline according to a preferred embodiment of the present invention.
Description of reference numerals: 1. a gas pipe fixing frame; 11. a sliding groove; 2. a hole; 3. a first threaded rod; 4. clamping a limiting disc; 5. a support base; 51. a slider; 52. a support pillar; 53. a second threaded rod; 6. a pipeline to be sampled; 7. a third threaded rod; 71. a thread block; 72. a connecting rod; 73. a slide hole; 8. a sampling rod; 9. a limiting groove; 10. a sampling box; 101. a sample collection tank; 102. scraping a sample; 103. and a limiting block.
Detailed Description
The technical scheme of the invention is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention will be further explained with reference to the drawings.
Referring to fig. 1-5 in combination, a sampling device for detecting the corrosivity of the inner wall of a gas pipeline comprises a gas pipe fixing frame 1, sliding grooves 11 are formed in two sides of the bottom of the gas pipe fixing frame 1, a hole 2 is formed in the gas pipe fixing frame 1, threaded rods 3 are connected to two sides of the middle of the gas pipe fixing frame 1 through threads, one end, close to the hole 2, of each threaded rod 3 is rotatably connected with a clamping limiting disc 4, a supporting base 5 is connected to the hole 2 in a sliding mode, a pipeline 6 to be sampled is sleeved in the hole 2, and a third threaded rod 7 is connected to the top of the gas pipe fixing frame 1 through threads.
The sliding hole 73 is connected with a sampling rod 8 in a sliding manner, one end of the sampling rod 8, which is far away from the sliding hole 73, is provided with a sampling box 10, a sample collecting tank 101 is arranged in the sampling box 10, a sample scraping piece 102 is welded in the sample collecting tank 101, one side of the sampling box 10, which is close to the sampling rod 8, is welded with a limiting block 103, a sample is scraped into the sample collecting tank 101 by the scraping action of the sample scraping piece 102, so that the inner wall of a pipeline 6 to be sampled is not damaged, the top of the supporting base 5 is in a concave arc shape, the supporting column 52 is in a U shape, the top end of the second threaded rod 53 is rotatably connected with the outer wall of the bottom of the gas pipe fixing frame 1, the supporting base 5 is in the concave arc shape, so that pipelines 6 to be sampled with different sizes are conveniently erected, the U-shaped supporting column 52 is used for adjusting the height of the supporting base 5 to be suitable for the pipelines 6 to be, the connecting rod 72 is L-shaped, one end of the connecting rod 72 far away from the thread block 71 is provided with a sliding hole 73, adjust the 8 positions of thief rod through No. three threaded rod 7, make thief rod 8 can be suitable for not equidimension sample pipeline 6 of treating, it has slider 51 to support 5 both sides welding of base, slider 51 sliding connection is in sliding tray 11, it has support column 52 to support 5 bottom welding of base, support column 52 through connection is in 1 bottom of gas pipe fixed frame, screw thread through connection has No. two threaded rod 53 in the middle of the support column 52, utilize No. two threaded rod 53 screw drive support column 52 to carry out lift adjustment to supporting base 5, the sample is scraped and is got piece 102 top and be the semi-arc shape, spacing groove 9 has been seted up to the one end that thief rod 8 kept away from sliding hole 73, stopper 103 sliding connection is in spacing groove 9, semi-arc sample is scraped and is got piece 102 and conveniently scrapes the gas pipe arc inner wall and get, stopper 103 sliding connection is convenient for the.
Specifically, when a sampling operator rotates the second threaded rod 53 forward and backward, the threaded transmission supports the lifting of the base 5, when the supporting base 5 is adjusted to a proper position, the pipeline 6 to be sampled is inserted into the hole 2 of the gas pipe fixing frame 1, after the pipeline 6 to be sampled is erected on the supporting base 5, the threaded rods 3 on the two sides of the gas pipe fixing frame 1 are rotated simultaneously to clamp and limit the pipeline 6 to be sampled through the clamping and limiting disc 4, the sampling rod 8 extends into the pipeline 6 to be sampled, the threaded transmission threaded block 71 of the third threaded rod 7 is rotated to drive the connecting rod 72 to adjust, when the sample scraping piece 102 can be contacted with the inner wall of the pipeline 6 to be sampled, the adjustment of the connecting rod 72 is stopped, the sampling rod 8 is directly and slowly pulled to scrape the sample scraping piece 102 on the inner wall of the pipeline 6 to be sampled, the scraped sample directly falls into the sample collecting tank 101 of the sampling box 10, after scraping, the sample in the sliding sample box 10 is taken out for collection.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Other parts of the invention not described in detail are prior art and are not described in detail herein.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a gas pipeline inner wall corrosivity detects uses sampling device, includes gas pipe fixed frame (1), its characterized in that, sliding tray (11) have been seted up to gas pipe fixed frame (1) bottom both sides, hole (2) have been seted up in gas pipe fixed frame (1), both sides threaded connection has threaded rod (3) in the middle of gas pipe fixed frame (1), threaded rod (3) are close to the one end rotation of hole (2) and are connected with clamp connection spacing dish (4), sliding connection has support base (5) on hole (2), it treats sample pipeline (6) to cup joint in hole (2), gas pipe fixed frame (1) top threaded connection has threaded rod (7) No. three.
2. The sampling device for detecting the corrosivity of the inner wall of the gas pipeline as recited in claim 1, wherein sliding blocks (51) are welded on two sides of the support base (5), the sliding blocks (51) are slidably connected in the sliding grooves (11), a support column (52) is welded at the bottom of the support base (5), the support column (52) is connected to the bottom of the gas pipe fixing frame (1) in a penetrating manner, and a second threaded rod (53) is connected to the middle of the support column (52) in a penetrating manner.
3. The sampling device for detecting the corrosiveness of the inner wall of the gas pipeline as claimed in claim 2, wherein the top of the supporting base (5) is concave arc, the supporting column (52) is U-shaped, and the top end of the second threaded rod (53) is rotatably connected to the outer wall of the bottom of the gas pipe fixing frame (1).
4. The sampling device for detecting the corrosiveness of the inner wall of the gas pipeline as claimed in claim 1, wherein a thread block (71) is connected to the third threaded rod (7) in a threaded manner, an engaging rod (72) is welded to one side of the thread block (71) far away from the gas pipe fixing frame (1), the engaging rod (72) is in an L shape, and a sliding hole (73) is formed in one end of the engaging rod (72) far away from the thread block (71).
5. The sampling device for detecting the corrosivity of the inner wall of the gas pipeline as recited in claim 4, wherein a sampling rod (8) is slidably connected to the sliding hole (73), a sampling box (10) is arranged at one end of the sampling rod (8) far away from the sliding hole (73), a sample collecting groove (101) is formed in the sampling box (10), a sample scraping sheet (102) is welded in the sample collecting groove (101), and a limiting block (103) is welded at one side of the sampling box (10) close to the sampling rod (8).
6. The sampling device for detecting the corrosivity of the inner wall of the gas pipeline as recited in claim 5, wherein the top of the sample scraping sheet (102) is semi-arc-shaped, a limiting groove (9) is formed in one end of the sampling rod (8) far away from the sliding hole (73), and the limiting block (103) is slidably connected in the limiting groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110086826.4A CN112683581A (en) | 2021-01-22 | 2021-01-22 | Sampling device for detecting corrosivity of inner wall of gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110086826.4A CN112683581A (en) | 2021-01-22 | 2021-01-22 | Sampling device for detecting corrosivity of inner wall of gas pipeline |
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| CN112683581A true CN112683581A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110086826.4A Pending CN112683581A (en) | 2021-01-22 | 2021-01-22 | Sampling device for detecting corrosivity of inner wall of gas pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117330484A (en) * | 2023-09-25 | 2024-01-02 | 泊头市宇净环保设备有限公司 | Pipeline corrosion resistance detection equipment |
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2021
- 2021-01-22 CN CN202110086826.4A patent/CN112683581A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117330484A (en) * | 2023-09-25 | 2024-01-02 | 泊头市宇净环保设备有限公司 | Pipeline corrosion resistance detection equipment |
| CN117330484B (en) * | 2023-09-25 | 2024-04-16 | 泊头市宇净环保设备有限公司 | Pipeline corrosion resistance detection equipment |
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