CN210534063U - Voltage regulating module for current regulation of magnetic particle flaw detector - Google Patents
Voltage regulating module for current regulation of magnetic particle flaw detector Download PDFInfo
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- CN210534063U CN210534063U CN201921236845.5U CN201921236845U CN210534063U CN 210534063 U CN210534063 U CN 210534063U CN 201921236845 U CN201921236845 U CN 201921236845U CN 210534063 U CN210534063 U CN 210534063U
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- particle flaw
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Abstract
The utility model discloses a pressure regulating module for current regulation of a magnetic particle flaw detector, which comprises a magnetic particle flaw detector probe body, a positioning pin, a mounting piece and a fixing sleeve; the utility model discloses an installed part and the fixed sleeve that are equipped with through the locating pin in magnetic particle flaw detector's probe body bottom, and be equipped with the magnet piece in the fixed sleeve, locating plate and magnet piece fixed connection that will be sliding connection on the locating pin, make the user can effectually adjust and control the regulation and control size that the required switch-on current of perception can effectually let the user when regulating and control the current size of letting in the electric current of the required switch-on current of perception according to the displacement amount that the locating plate removed on the locating pin and locating plate were applyed to the magnetic particle flaw detector bottom when the electric current of magnetic particle flaw detector was adjusted and control to the user, thereby effectual convenience of customers carries out the pressure regulating operation to the switch-on current, make the user can effectually control the electric current regulating variable when carrying out the operation of detecting.
Description
Technical Field
The utility model relates to a voltage regulating module technical field specifically is a voltage regulating module for magnetic particle flaw detector current regulation.
Background
The magnetic powder flaw detection method is a nondestructive detection method for detecting defects on the surface or near surface of ferromagnetic material by means of the accumulation of magnetic powder in the leakage magnetic field near the defects, and is characterized by that the workpiece made of magnetic material of iron and steel, etc. is magnetized, and the leakage magnetic energy of its defect position is used to adsorb magnetic powder, and according to the magnetic powder distribution the defect on the surface of detected object and near surface defect can be displayed, and said flaw detection method is simple, convenient and visual, and utilizes the interaction of leakage magnetic field and magnetic powder in the defect position of workpiece, and utilizes the difference of magnetic conductivity of surface and near surface defects of iron and steel product (for example crack, slag inclusion, hairline, etc.) and magnetic conductivity of iron and steel product, and after magnetization the magnetic field of discontinuous position can be distorted to form leakage magnetic field on the workpiece surface of partial magnetic flux leakage position, so as to attract magnetic powder to form magnetic powder accumulation-magnetic trace at the defect position, the defect position and the shape are shown, the magnetic powder is observed and explained, the magnetic powder inspection is realized, the magnetic powder inspection machine is effective, the user can conveniently and effectively carry out the inspection detection on the workpiece to be detected, but the shape and the size of the workpiece to be detected are different, and certain defects exist in the inspection detection of the magnetic powder inspection machine in the prior art, such as:
when the magnetic particle flaw detector in the prior art carries out flaw detection on workpieces to be detected with different shapes and sizes, the introduced current is fixed, so that the current needs to be effectively regulated and controlled to meet the flaw detection requirements of the workpieces to be detected, and the current regulation and control of the magnetic particle flaw detector are difficult to control, so that potential safety hazards are extremely easy to exist when the current is regulated and controlled too large by a user, the magnetic particle flaw detector is difficult to effectively facilitate the use of the user, and the requirements of the prior art cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pressure regulating module for magnetic particle flaw detector current is adjusted to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure regulating module for magnetic particle flaw detector current regulation, includes magnetic particle flaw detector probe body, locating pin, installed part and fixed sleeve, two bottoms of magnetic particle flaw detector probe body are close to the equal threaded connection in four corners department and have the locating pin, four the peripheral sliding connection of locating pin has the locating plate, the welding of locating plate lower surface middle part has the magnet piece, four bolt fixedly connected with installed part is passed through to the locating pin bottom, bolt fixedly connected with fixed sleeve is passed through at installed part lower surface middle part, the peripheral middle part winding of fixed sleeve has the coil, the electric conductor has all been welded at the coil both ends, the electric conductor with magnetic particle flaw detector probe body electric signal connection, installed part lower surface edge passes through the spacing cover of bolt fixedly connected with, the mounting is passed through to spacing cover bottom, magnet piece, A fixing sleeve and a fixing piece.
Preferably, the magnetic particle flaw detector probe body is U-shaped, a silica gel protective sleeve is sleeved on the periphery of the magnetic particle flaw detector probe body, and concave grains are formed in the periphery of the protective sleeve.
Preferably, the locating pin is the cylinder type, four the locating pin length dimension is equal the same, locating plate thickness dimension does the one-third of locating pin length dimension, the locating plate is the regular quadrangular type.
Preferably, the installed part is the regular quadrangular type, the mounting is the regular quadrangular type, the installed part with the through-hole has all been seted up at the mounting middle part, and the through-hole with the magnet piece cup joints, and the through-hole is used for as the stop device of magnet piece.
Preferably, the limiting cover is square, and the limiting cover is used as a connecting limiting device for the mounting piece and the fixing piece and is used as a protective device for fixing the sleeve and the coil.
Preferably, the fixed sleeve is I-shaped, the middle part of the fixed sleeve is sleeved with the magnet block, and the axis of the fixed sleeve is hollow.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an installed part and fixed sleeve that are equipped with through the locating pin in magnetic particle flaw detector's probe body bottom, and be equipped with the magnet piece in the fixed sleeve, locating plate and magnet piece fixed connection with sliding connection on the locating pin, make the user can effectually adjust and control magnetic particle flaw detector's electric current on the locating pin according to the locating plate displacement volume that the locating plate removed and the drive power that the locating plate applyed to the magnetic particle flaw detector bottom can effectually let the user in the regulation and control size of the required switch-on current of perception when letting in the electric current size, thereby effectual convenience of customers carries out the pressure regulating operation to the switch-on current, make the user can effectually be the accuse current regulating quantity when carrying out the operation of detecting a flaw to all kinds of forms awaiting measuring work piece that differ in size, thereby the very big operational requirement that has made.
Drawings
FIG. 1 is a schematic view of the present invention in a partial cross-sectional view;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of a half-section structure of the fixing sleeve of the present invention;
fig. 4 is a schematic view of the structure of the present invention.
In the figure: 1-magnetic particle flaw detector probe body; 2-positioning pins; 21-positioning plate; 22-a magnet block; 3-mounting parts; 31-a limit cover; 32-a fastener; 4-fixing the sleeve; 41-a coil; 42-electrical conductor.
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 voltage regulating module for current regulation of a magnetic particle flaw detector comprises a magnetic particle flaw detector probe body 1, positioning pins 2, a mounting piece 3 and a fixing sleeve 4, wherein the magnetic particle flaw detector probe body 1 is U-shaped, a silica gel protective sleeve is sleeved on the periphery of the magnetic particle flaw detector probe body 1, concave grains are formed in the periphery of the protective sleeve, a user can conveniently take and use the magnetic particle flaw detector probe body, the positioning pins 2 are in threaded connection with two bottom ends of the magnetic particle flaw detector probe body 1 close to four corners, the positioning pins 2 are cylindrical, the four positioning pins 2 are identical in length and size, a positioning plate 21 is in sliding connection with the periphery of the four positioning pins 2, the thickness and size of the positioning plate 21 are one third of the length and size of the positioning pins 2, the positioning plate 21 is in a regular quadrangular shape, magnet blocks 22 are welded on the middle surface of the positioning plate 21, the mounting part 3 is in a regular quadrangular prism shape, the middle part of the lower surface of the mounting part 3 is fixedly connected with a fixing sleeve 4 through a bolt, the fixing sleeve 4 is in an I shape, the middle part of the fixing sleeve 4 is sleeved with the magnet block 22, the axis of the fixing sleeve 4 is hollow, the middle part of the periphery of the fixing sleeve 4 is wound with a coil 41, two ends of the coil 41 are welded with electric conductors 42, the electric conductors 42 are in electric signal connection with the magnetic particle flaw detector probe body 1, the current can be effectively guided into the coil 41 after the magnetic particle flaw detector probe body 1 is electrified through the electric conductors 42, the coil 41 generates induced electromotive force, so that the magnet block 22 inside the fixing sleeve 4 generates separated driving force, and the larger the current is, the larger the driving force received by the magnet block 22 is, namely the current is in direct proportion to the driving force, so as to drive the positioning plate 21 to move upwards, the utility model discloses a magnet piece, including installed part 3, limiting cover 31, bolt fixedly connected with, limiting cover 31, mounting part 3, limiting cover 31 and mounting 32, the limiting cover 31 is used for being as the connection stop device of installed part 3 and mounting 32, and is used for as the protector of fixing sleeve 4 and coil 41, bolt fixedly connected with mounting 32 is passed through to limiting cover 31 bottom, installed part 3, limiting cover 31 and mounting 32 are magnetic material and constitute, mounting 32 is positive quadrangular type, installed part 3, fixing sleeve 4 and mounting 32 are run through to magnet piece 22 bottom, installed part 3 with the through-hole has all been seted up at mounting 32 middle part, and the through-hole with magnet piece 22 cup joints, and the through-hole is used for as magnet piece 22's stop device.
The working principle is as follows: when in use, the magnetic particle flaw detector probe body 1 guides current into the coil 41 through the electric conductor 42 when the power supply is switched on, by winding the coil 41 around the periphery of the fixed sleeve 4 so that the inside of the fixed sleeve 4 generates induced electromotive force due to the magnet block 22, so that the magnet block 22 positioned in the fixing sleeve 4 by the mounting member 3 and the fixing member 32 receives an upward driving force, so that the positioning plate 21 is moved upward on the four positioning pins 2 by the magnet blocks 22, when the current output is too large, so that the electromotive force generated by electromagnetic induction is increased, and the driving force applied to the magnet block 22 is larger than the total gravity value of the magnetic particle flaw detector probe body 1, a user can be forced to feel that the current is too large and the current needs to be adjusted to apply the required current to the workpiece by the magnetic particle flaw detector probe body 1 to carry out magnetic particle flaw detection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. The utility model provides a pressure regulating module that is used for magnetic particle flaw detector current to adjust which characterized in that includes:
a magnetic particle flaw detector probe body (1);
a positioning pin (2);
a mounting (3);
a fixed sleeve (4);
the magnetic particle flaw detector probe comprises a magnetic particle flaw detector probe body (1), wherein positioning pins (2) are respectively in threaded connection with the two bottom ends of the magnetic particle flaw detector probe body (1) close to four corners, positioning plates (21) are connected to the peripheries of the four positioning pins (2) in a sliding mode, and magnet blocks (22) are welded in the middle of the lower surface of each positioning plate (21);
the bottom ends of the four positioning pins (2) are fixedly connected with a mounting piece (3) through bolts, the middle of the lower surface of the mounting piece (3) is fixedly connected with a fixing sleeve (4) through bolts, a coil (41) is wound in the middle of the periphery of the fixing sleeve (4), electric conductors (42) are welded at two ends of the coil (41), and the electric conductors (42) are in electric signal connection with the magnetic particle flaw detector probe body (1);
wherein, the lower surface edge of installed part (3) is through bolt fixedly connected with spacing cover (31), bolt fixedly connected with mounting (32) is passed through to spacing cover (31) bottom, installed part (3), fixed sleeve (4) and mounting (32) are run through to magnet piece (22) bottom.
2. The voltage regulation module for current regulation of magnetic particle flaw detector according to claim 1, characterized in that: the magnetic particle flaw detector probe body (1) is U-shaped, a silica gel protective sleeve is sleeved on the periphery of the magnetic particle flaw detector probe body (1), and concave grains are formed in the periphery of the protective sleeve.
3. The voltage regulation module for current regulation of magnetic particle flaw detector according to claim 1, characterized in that: the locating pin (2) is the cylinder type, four locating pin (2) length dimension is equal the same, locating plate (21) thickness dimension does locating pin (2) length dimension's one third, locating plate (21) is the regular quadrangular type.
4. The voltage regulation module for current regulation of magnetic particle flaw detector according to claim 1, characterized in that: the mounting part (3) is a regular quadrangular prism, the fixing part (32) is a regular quadrangular prism, the mounting part (3) and the middle part of the fixing part (32) are provided with through holes, the through holes are sleeved with the magnet blocks (22), and the through holes are used as limiting devices of the magnet blocks (22).
5. The voltage regulation module for current regulation of magnetic particle flaw detector according to claim 1, characterized in that: the limiting cover (31) is in a shape of a Chinese character kou, and the limiting cover (31) is used as a connecting limiting device of the mounting piece (3) and the fixing piece (32) and is used as a protection device of the fixing sleeve (4) and the coil (41).
6. The voltage regulation module for current regulation of magnetic particle flaw detector according to claim 1, characterized in that: the fixed sleeve (4) is I-shaped, the middle part of the fixed sleeve (4) is sleeved with the magnet block (22), and the axis of the fixed sleeve (4) is hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921236845.5U CN210534063U (en) | 2019-08-01 | 2019-08-01 | Voltage regulating module for current regulation of magnetic particle flaw detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921236845.5U CN210534063U (en) | 2019-08-01 | 2019-08-01 | Voltage regulating module for current regulation of magnetic particle flaw detector |
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| CN210534063U true CN210534063U (en) | 2020-05-15 |
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| CN201921236845.5U Active CN210534063U (en) | 2019-08-01 | 2019-08-01 | Voltage regulating module for current regulation of magnetic particle flaw detector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116626150A (en) * | 2023-07-24 | 2023-08-22 | 中兴海陆工程有限公司 | Conformal contact magnetic conduction device for magnetic particle inspection machine |
-
2019
- 2019-08-01 CN CN201921236845.5U patent/CN210534063U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116626150A (en) * | 2023-07-24 | 2023-08-22 | 中兴海陆工程有限公司 | Conformal contact magnetic conduction device for magnetic particle inspection machine |
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