CN205538824U - Portable yoke defectoscope with locking yoke structure of moving - Google Patents
Portable yoke defectoscope with locking yoke structure of moving Download PDFInfo
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- CN205538824U CN205538824U CN201620049011.3U CN201620049011U CN205538824U CN 205538824 U CN205538824 U CN 205538824U CN 201620049011 U CN201620049011 U CN 201620049011U CN 205538824 U CN205538824 U CN 205538824U
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- yoke
- loosening
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- latch
- defectoscope
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Abstract
The utility model provides a portable yoke defectoscope with locking yoke structure of moving, the characteristic is: including magnetic particle flaw detector's host computer (1) and metal magnetic yoke (2), magnetic field produces shift knob (3), screw hole (5), set screw (4), locking latch (6) on and off control button (7) that moves of snap -on exchanges or DC power supply connecting wire (8). The utility model discloses an useful result is: the utility model discloses a portable yoke defectoscope with locking yoke structure of moving for yoke method magnetic particle inspection. The utility model discloses can eliminate latent huge risk so that the nondestructive test personnel when carrying out yoke method magnetic particle inspection, move latch and on and off control by snap -on locking and press the button and stop the not hard up adverse effect who brings for the measuring of yoke, increase the magnetic particle testing in -process and to personnel's security, lighten intensity of labour.
Description
Technical field
This utility model relates to a kind of portable yoke defectoscope with anti-loosening magnetic yoke structure, for yoke method magnetic powder inspection.
Background technology
Yoke defectoscope, it is that the workpiece utilizing yoke to make ferrimagnet carries out magnetized light miniature magnetic particle inspection apparatus, various parts can be magnetized, it is applicable to oil field, shipbuilding, internal combustion engine part, colliery, machinery, standard component, oil pump nozzle, aircraft manufacturing, auto parts, bridging, chemical industry, boiler, pressure vessel, the industry products such as railway, because of forging and stamping, quenching, welding, the surface caused such as tired and near surface flaw, such as chain bar, bent axle, bearing, high-strength bolt, spring, forging, petrochemical industry pipe fitting, valve, blade, gear, roll, the flaw detection of the complex geometry workpiece such as anchor chain and weld seam.
All electronic components of alternating current-direct current yoke magnaflux and parts, be all arranged in main frame, typically will not loosen, and circuit uses flexible cord to draw, it is simple to distinguish, maintenance.Whole machine layout is reasonable, and compact conformation is reasonable in design, uses easy to operate, and the weight balancing of complete machine is easy to carry.
When using traditional yoke defectoscope to carry out magnetic powder inspection, when especially carrying out the weld seam detection of the special equipment such as boiler and pressure vessel, the most first yoke (2) is fixed on the main frame (1) of yoke defectoscope by screw thread (5), carry out work of detecting a flaw again, the direction of two yokes (2) must be aspectant inwardly, so effectively workpiece could be applied the magnetic field that lifting force is up to standard, therefore the yoke defectoscope that genuine produces is all that two yokes (2) are in aspectant state inwardly naturally in the case of yoke (2) is tightened.But owing to the dynamics of the dirtier and different staff of Site Detection environment is different, after causing using certain time, screw thread (5) structure of two yokes (2) can due to former effective thread (5) length that thus result in yoke (2) such as deposition magnetic powder class foreign body or thread loss etc. not exclusively as, which results in two yokes (2) after each installing, there is no the consistent inside towards main frame (1), even one yoke (2) after screwing inwardly, and another yoke (2) screw after in the opposite direction (the most outwardly).During this time staff have to by direction not to that yoke (2) somewhat loosen a bit, make it towards inside, in order to workpiece apply magnetic field.In the case of this can not screw, there will be three kinds of problems, first, staff is due to long work on the spot, often to change the posture of oneself, cause yoke (2) the meeting increasingly pine the most not screwed, last even generation loosens, pick up to reinstall when flat operating above ground and be, if but occur during work high above the ground more than ten meters to loosen, the metal yoke (2) fallen down, if pounding equipment, can cause serious property loss, if pounding people, that is, fatal；Second, in the case of not coming off, staff often to move loosening yoke (2) so that it is returns to direction the most inwardly, in order to detection, staff not only can be made to divert one's attention, also can increase the very important amount of labour；3rd, owing to loosening yoke needs frequent adjustment direction, when therefore pulling yoke in the case of energising, if the i.e. magnetic field of operating switch that imprudence has touched defectoscope bottom produces shift knob (3), powerful magnetic field of short duration can be applied to people on hand, blood and electrolyte balance to inside of human body will produce greatly interference so that it is disorderly, bring high risks to staff's health of human body；
In order to implement country's needs for safety in production, ensure that special equipment is subject to property and the personal security of inspection unit, the safety of self staff of ensuring inspection mechanism, reduce labor intensity.This utility model devises a kind of portable yoke defectoscope with anti-loosening magnetic yoke structure, for yoke method magnetic powder inspection.
Summary of the invention
The purpose of this utility model is to be to realize to use the portable yoke defectoscope with anti-loosening magnetic yoke structure when carrying out Magnetic testing on the weld seam such as boiler and pressure vessel, implement nation's security and produce policy, and reduce labor intensity, safeguard work personnel's personal safety.This utility model solves its technical problem and be the technical scheme is that
A kind of portable yoke defectoscope with anti-loosening magnetic yoke structure, this utility model feature is, including the main frame of magnaflux and be connected to the metal yoke at two ends, main frame bottom, and the magnetic field being located at main frame abdominal part produces shift knob；Yoke offers screwed hole, between yoke and main frame, uses the fixing screw being fixed on main frame to be attached；Being provided with the anti-loosening latch of clamp-close type at screwed hole inner end and control the open and close controlling button of anti-loosening latch, main frame connects AC or DC power connecting line.
The anti-loosening latch of this utility model clamp-close type is waveform austenitic stainless steel latch, in order to increase the frictional force with screw, it is controlled by open and close controlling button, owing to austenitic stainless steel will not magnetic conduction, it is possible to avoid staff to be affected by magnetic field when adjusting.
This utility model produces at anti-loosening latch and magnetic field and is provided with safety interlocking between shift knob.
Beneficial outcomes of the present utility model: this utility model devises a kind of portable yoke defectoscope with anti-loosening magnetic yoke structure, for yoke method magnetic powder inspection.This utility model is so that nondestructive testing personnel is when carrying out yoke method magnetic powder inspection, the adverse effect brought to detection is loosened by what the anti-loosening latch of clamp-close type and open and close controlling button stoped yoke, eliminate potential great risk, increase the safety to personnel during Magnetic testing, reduce labor intensity.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings；
Fig. 1 is structural representation of the present utility model；
Label 1. magnetic powder inspection machine host, 2. metal yoke in figure, 3. magnetic field produces shift knob, 4. fixes screw, 5. screw thread, the most anti-loosening latch, 7. open and close controlling button, 8. AC or DC power connecting line.
Detailed description of the invention
Seeing Fig. 1, a kind of portable yoke defectoscope with anti-loosening magnetic yoke structure, this utility model feature is, including the main frame 1 of magnaflux and be connected to the metal yoke 2 at two ends, main frame 1 bottom, and the magnetic field being located at main frame 1 abdominal part produces shift knob 3；Yoke 2 offers screwed hole 5, between yoke 2 and main frame 1, uses the fixing screw 4 being fixed on main frame 1 to be attached；Being provided with the anti-loosening latch of clamp-close type 6 at screwed hole 5 inner end and control the open and close controlling button 7 of anti-loosening latch, main frame 1 connects AC or DC power connecting line 8.
The anti-loosening latch 6 of this utility model clamp-close type is waveform austenitic stainless steel latch, in order to increase the frictional force with screw, it is controlled by open and close controlling button 7, owing to austenitic stainless steel will not magnetic conduction, it is possible to avoid staff to be affected by magnetic field when adjusting.
This utility model produces at anti-loosening latch 6 and magnetic field and is provided with safety interlocking between shift knob 3.
State when left side yoke 2 is not install in Fig. 1, the right yoke 2 is mounted state.Yoke 2 are installed when, first press control knob 7, more fixing screw 4 is inserted screw thread 5 and screws.After installing yoke 2, power line 8 is connected to power supply；Magnetic powder inspection machine host 1 can be additionally provided with all of electronic component and each spare and accessory parts and control circuit with hand-held inside main frame 1.
When detecting, if when two yokes all screw, the when of having yoke to occur skew i.e. not towards inside towards other directions, control knob 7 is pressed out, anti-loosening latch 6 unclamps, and adjusts, after adjusting in the rotation carrying out yoke 2 direction, being pressed by control knob 7, anti-loosening latch 6 i.e. enables.So can have detected in the case of two yokes are all fixed, and need not often go to adjust the yoke 2 being loosened.Under the control of safety interlocking, control knob 7 presses out when, default setting magnaflux magnetic field produces shift knob 3 and is constantly in closed mode, inconvenience is caused with mistaken collision preventing, only when control knob 7 is pressed, just can open magnetic field generation shift knob 3 and carry out Magnetic testing work, equally when magnetic field generation shift knob 3 is pressed [pressing activate switch with middle finger after usually hands catches magnaflux] by staff, anti-loosening latch 6 is in the state persistently pressed, with mistaken collision preventing.
Claims (3)
1. there is a portable yoke defectoscope for anti-loosening magnetic yoke structure, it is characterized in that, including the main frame (1) of magnaflux
And be connected to the metal yoke (2) at main frame (1) two ends, bottom, and the magnetic field being located at main frame (1) abdominal part produces switch and presses
Button (3)；Yoke (2) offers screwed hole (5), uses between yoke (2) and main frame (1) and be fixed on main frame (1)
On fixing screw (4) be attached；It is provided with the anti-loosening latch of clamp-close type (6) at screwed hole (5) inner end and controls locking
The open and close controlling button (7) of dynamic latch, main frame (1) connects AC or DC power connecting line (8).
A kind of portable yoke defectoscope with anti-loosening magnetic yoke structure the most according to claim 1, is characterized in that, card
Box-like anti-loosening latch (6) is waveform austenitic stainless steel latch, in order to increase the frictional force with screw, by opening and closing control
Button processed (7) is controlled, owing to austenitic stainless steel will not magnetic conduction, it is possible to avoid staff to be affected by magnetic field when adjusting.
A kind of portable yoke defectoscope with anti-loosening magnetic yoke structure the most according to claim 1, is characterized in that,
Anti-loosening latch (6) and magnetic field produce and are provided with safety interlocking between shift knob (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049011.3U CN205538824U (en) | 2016-01-19 | 2016-01-19 | Portable yoke defectoscope with locking yoke structure of moving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049011.3U CN205538824U (en) | 2016-01-19 | 2016-01-19 | Portable yoke defectoscope with locking yoke structure of moving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205538824U true CN205538824U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620049011.3U Active CN205538824U (en) | 2016-01-19 | 2016-01-19 | Portable yoke defectoscope with locking yoke structure of moving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205538824U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696470A (en) * | 2018-08-20 | 2019-04-30 | 中电华创(苏州)电力技术研究有限公司 | A kind of universal contact of non-destructive testing magnaflux |
| CN111127718A (en) * | 2020-01-03 | 2020-05-08 | 北京中科坤润科技有限公司 | Safety control device, method and system for flaw detector |
-
2016
- 2016-01-19 CN CN201620049011.3U patent/CN205538824U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696470A (en) * | 2018-08-20 | 2019-04-30 | 中电华创(苏州)电力技术研究有限公司 | A kind of universal contact of non-destructive testing magnaflux |
| CN111127718A (en) * | 2020-01-03 | 2020-05-08 | 北京中科坤润科技有限公司 | Safety control device, method and system for flaw detector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |