CN204556567U - Non magnetic pipe internal oxidition skin detecting sensor - Google Patents
Non magnetic pipe internal oxidition skin detecting sensor Download PDFInfo
- Publication number
- CN204556567U CN204556567U CN201520271467.XU CN201520271467U CN204556567U CN 204556567 U CN204556567 U CN 204556567U CN 201520271467 U CN201520271467 U CN 201520271467U CN 204556567 U CN204556567 U CN 204556567U
- Authority
- CN
- China
- Prior art keywords
- rail mounted
- node
- mounted support
- web member
- pipe internal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model provides a kind of non magnetic pipe internal oxidition skin detecting sensor, comprises n and saves sensing module; Often save sensing module to comprise: rail mounted support (1), sensing node stationary installation (2) and magnetic transducing node (3); The middle part of rail mounted support (1) arranges pilot hole (4); Magnetic transducing node (3) is positioned at the below of pilot hole (4), and be fixedly connected with the sensing node stationary installation (2) being positioned at pilot hole (4) top, magnetic transducing node (3) can be slided along pilot hole (4); One end of rail mounted support (1) arranges the 1st web member (5), and the other end of rail mounted support (1) arranges the 2nd web member (6); 1st web member (5) of this section rail mounted support (1) and the 2nd web member (6) of lower joint rail mounted support (1) are rotatably connected.Advantage is: the advantage such as simple to operate, detection speed is fast, extensibility is strong, thus realizes effectively detecting fast non magnetic pipe internal oxidition skin.
Description
Technical field
The utility model belongs to oxide skin detection technique field, is specifically related to a kind of non magnetic pipe internal oxidition skin detecting sensor.
Background technology
In recent years, non magnetic pipe is applied more and more widely in the production, life of people.For Austenitic stainless steel pipe, it is widely used in the manufacture of large-scale thermal power machine group boiler superheater, reheater.
Non magnetic pipe in use, mainly there is following problem: boiler is after the long period is run, work condition environment severe for a long time can make non magnetic inside pipe wall be oxidized, oxide skin is formed in inner wall surface, the oxide skin of peeling off easily is deposited in channel bend position, meeting blocking pipe time serious, causes the explosion when heating of non magnetic pipeline.
At present, generally adopt gamma ray material testing to detect the oxide skin deposited in non magnetic pipe, the shortcoming of use the method is: testing cost is expensive; Detection sensitivity is low, is difficult to deposition oxide negligible amounts accurately being detected; Ray detecting apparatus is bulky, and ray irradiation source has harmfulness, causes sense cycle long, cannot obtain testing result quickly.
Utility model content
For the defect that prior art exists, the utility model provides a kind of non magnetic pipe internal oxidition skin detecting sensor, has the advantages such as simple to operate, detection speed is fast, extensibility is strong, thus realizes effectively detecting fast non magnetic pipe internal oxidition skin.
The technical solution adopted in the utility model is as follows:
The utility model provides a kind of non magnetic pipe internal oxidition skin detecting sensor, comprises n and saves sensing module; Wherein, n is natural number;
Often save described sensing module to include: rail mounted support (1), sensing node stationary installation (2) and magnetic transducing node (3);
The middle part of described rail mounted support (1) arranges pilot hole (4); Described magnetic transducing node (3) is positioned at the below of described pilot hole (4), and be fixedly connected with the described sensing node stationary installation (2) being positioned at described pilot hole (4) top, described magnetic transducing node (3) can be slided along described pilot hole (4);
One end of described rail mounted support (1) arranges the 1st web member (5), and the other end of described rail mounted support (1) arranges the 2nd web member (6); 1st web member (5) of this section rail mounted support (1) and the 2nd web member (6) of lower joint rail mounted support (1) are rotatably connected.
Preferably, described magnetic transducing node comprises magnetizing assembly and magnetic surveying device.
Preferably, described rail mounted support (1) is rectangular support frame; Described pilot hole (4) is the mounting hole of processing at described rectangular support frame.
Preferably, described 1st web member (5) is pin shaft hole; Described 2nd web member (6) is threaded hole.
Preferably, described magnetic transducing node (3) is threaded connection mode and is fixedly connected with described sensing node stationary installation (2).
The non magnetic pipe internal oxidition skin detecting sensor that the utility model provides has following advantage:
Use the non magnetic pipe internal oxidition skin detecting sensor that the utility model provides, non magnetic pipe internal oxidition skin is detected by two sensing nodes in track-type facilities simultaneously, ensure that within the specific limits, to non magnetic pipe internal oxidition skin comprehensive, detect fast, improve detection efficiency.This sensor has the advantages such as simple to operate, detection speed is fast, extensibility is strong, provides a kind of new means, for ensureing that the safe operation of non magnetic pipe provides scientific basis for non magnetic pipe internal oxidition skin detects.
Accompanying drawing explanation
The structural representation of the non magnetic pipe internal oxidition skin detecting sensor that Fig. 1 provides for the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
Composition graphs 1, the utility model provides a kind of non magnetic pipe internal oxidition skin detecting sensor, comprises n and saves sensing module; Wherein, n is natural number;
Often save sensing module to include: rail mounted support 1, sensing node stationary installation 2 and magnetic transducing node 3; Magnetic transducing node comprises magnetizing assembly and magnetic surveying device;
The middle part of rail mounted support 1 arranges pilot hole 4, and wherein, rail mounted support 1 can adopt rectangular support frame; Pilot hole 4 is the mounting hole of processing at rectangular support frame; Magnetic transducing node 3 is positioned at the below of pilot hole 4, and be fixedly connected with the sensing node stationary installation 2 be positioned at above pilot hole 4, specifically can adopt thread connecting mode, thus magnetic transducing node 3 can be slided along pilot hole 4, realize magnetic transducing node mobility detect in the scope of pilot hole;
One end of rail mounted support 1 arranges the 1st web member 5, and the other end of rail mounted support 1 arranges the 2nd web member 6; In practical application, the 1st web member 5 is pin shaft hole; 2nd web member 6 is threaded hole, the two ends of rail mounted support are processed with pin shaft hole and threaded hole respectively, therefore, the serial connection of more piece rail mounted support can be realized, realize multiple section magnetic sensing node to move in respective guide track simultaneously, that is, non magnetic pipe internal oxidition skin is detected simultaneously, improve detection efficiency.
In addition, adjacent two joint rail mounted bracket-rotatables are dynamically connected, and can ensure that magnetic transducing node mounted thereto can be coupled well with tested non magnetic tube wall.
With reference to figure 1, it is the serial connection schematic diagram of two joint rail mounted supports, its using method for: the oxide skin detecting sensor shown in Fig. 1 is placed on tested non magnetic tube-surface, the cambered surface of magnetic transducing node is contacted with surface of the work, rotating hinge spindle, to guarantee that magnetic transducing node and tested non magnetic tube wall reach optimum coupling.Along caliber axial direction, mobile two magnetic transducing nodes, can realize the quick detection to non magnetic pipe internal oxidition skin simultaneously.
For n=2, below the method adopting this oxide skin detecting sensor to carry out detecting is described in detail as follows:
Step one, tested non magnetic pipe to be polished, handle tested tube surface well;
Step 2, check tested non magnetic pipe and around, to ensure not having ferromagnetic substance around it;
Step 3, be placed on tested non magnetic pipe by oxide skin detecting sensor, rotating hinge spindle is to guarantee that the cambered surface of two magnetic transducing nodes is all coupled well with non magnetic tube wall;
Step 4, the output of oxide skin detecting sensor is connected to detecting instrument;
Step 5, two magnetic transducing nodes are moved to the other end with the speed of 0.3m/s, by the testing result of detecting instrument real time inspection two magnetic transducing nodes from one end of track-type facilities mounting hole.
To sum up, the non magnetic pipe internal oxidition skin detecting sensor that the utility model provides, achieves the quick complete detection to non magnetic pipe internal oxidition skin, improves detection efficiency.In addition, oxide skin detecting sensor also has the advantages such as simple to operate, detection speed is fast, extensibility is strong, provides a kind of new means, for ensureing that the safe operation of non magnetic pipe provides scientific basis for non magnetic pipe internal oxidition skin detects.
Below be only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should look protection domain of the present utility model.
Claims (5)
1. a non magnetic pipe internal oxidition skin detecting sensor, is characterized in that, comprises n and saves sensing module; Wherein, n is natural number;
Often save described sensing module to include: rail mounted support (1), sensing node stationary installation (2) and magnetic transducing node (3);
The middle part of described rail mounted support (1) arranges pilot hole (4); Described magnetic transducing node (3) is positioned at the below of described pilot hole (4), and be fixedly connected with the described sensing node stationary installation (2) being positioned at described pilot hole (4) top, described magnetic transducing node (3) can be slided along described pilot hole (4);
One end of described rail mounted support (1) arranges the 1st web member (5), and the other end of described rail mounted support (1) arranges the 2nd web member (6); 1st web member (5) of this section rail mounted support (1) and the 2nd web member (6) of lower joint rail mounted support (1) are rotatably connected.
2. non magnetic pipe internal oxidition skin detecting sensor according to claim 1, it is characterized in that, described magnetic transducing node comprises magnetizing assembly and magnetic surveying device.
3. non magnetic pipe internal oxidition skin detecting sensor according to claim 1, it is characterized in that, described rail mounted support (1) is rectangular support frame; Described pilot hole (4) is the mounting hole of processing at described rectangular support frame.
4. non magnetic pipe internal oxidition skin detecting sensor according to claim 1, is characterized in that, described 1st web member (5) is pin shaft hole; Described 2nd web member (6) is threaded hole.
5. non magnetic pipe internal oxidition skin detecting sensor according to claim 1, it is characterized in that, described magnetic transducing node (3) is threaded connection mode and is fixedly connected with described sensing node stationary installation (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271467.XU CN204556567U (en) | 2015-04-29 | 2015-04-29 | Non magnetic pipe internal oxidition skin detecting sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271467.XU CN204556567U (en) | 2015-04-29 | 2015-04-29 | Non magnetic pipe internal oxidition skin detecting sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204556567U true CN204556567U (en) | 2015-08-12 |
Family
ID=53831661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520271467.XU Expired - Fee Related CN204556567U (en) | 2015-04-29 | 2015-04-29 | Non magnetic pipe internal oxidition skin detecting sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204556567U (en) |
-
2015
- 2015-04-29 CN CN201520271467.XU patent/CN204556567U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103412049B (en) | A kind of high temperature steam injection defect of pipeline monitoring method | |
| CN204666559U (en) | A kind of non-destructive detection device | |
| CN206248615U (en) | A kind of auxiliary ultrasonic probe positioning jig | |
| CN105588876A (en) | Continuous tube defect online detection device | |
| CN211478149U (en) | Long oil and gas pipeline body defect detection device | |
| CN105092691B (en) | A kind of quantitative detecting method and detector of the accumulation of pipeline internal oxidition skin | |
| CN202794107U (en) | Variable diameter pipe outside magnetic memory detection device | |
| CN204556567U (en) | Non magnetic pipe internal oxidition skin detecting sensor | |
| CN202649170U (en) | Integrated magnetic leakage flaw detection sensor for horizontal and longitudinal defects of oil pipe | |
| CN211292718U (en) | Synchronous self-walking system of pipeline internal and external detection instrument | |
| CN206609830U (en) | One kind is used for pipeline corrosion ultrasonic scanning device | |
| CN201318160Y (en) | Magnetic memory detection apparatus | |
| CN204989101U (en) | High -efficient pipe magnetic leakage detection device | |
| CN109444258A (en) | A kind of small diameter tube vortex rotating detector | |
| CN203758959U (en) | Inner surface flaw detecting device of ground high pressure manifold | |
| CN206754817U (en) | A kind of device for being used to detect pipeline liquid leakage | |
| CN209400473U (en) | A kind of heterotype tubing absorption type eddy current array probe | |
| CN211086241U (en) | Oxide skin detection device | |
| CN204301650U (en) | Assembly screen work expanded joint examine of diameter rule are washed away in simulation | |
| CN209400472U (en) | A kind of small diameter tube vortex rotating detector | |
| CN107462632A (en) | The online Non-Destructive Testing equipment of coiled tubing based on leakage field and ultrasound | |
| CN201615846U (en) | Water quality sampler | |
| CN207457136U (en) | A kind of ground heat supply pipeline vortex nondestructive flaw trolley | |
| CN203786083U (en) | Handheld AC/DC (Alternating Current/Direct Current) magnet yoke flaw detector | |
| CN203658311U (en) | Non-magnetic flaw detection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20160429 |