CN214705611U - Spiral double-sided submerged arc welding pipe end demagnetizing device - Google Patents
Spiral double-sided submerged arc welding pipe end demagnetizing device Download PDFInfo
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- CN214705611U CN214705611U CN202121003768.6U CN202121003768U CN214705611U CN 214705611 U CN214705611 U CN 214705611U CN 202121003768 U CN202121003768 U CN 202121003768U CN 214705611 U CN214705611 U CN 214705611U
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Abstract
The utility model discloses a spiral double-sided submerged arc welding pipe end demagnetizing device, belonging to the technical field of demagnetizing devices, which comprises a shell, the surface of the shell is provided with a coil A, one side of the surface of the shell is provided with a coil B, one side of the surface of the shell is provided with a judging bin, the inner wall of the judgment bin is in matched sliding connection with a spring block, one side of the surface of the spring block is provided with a contact block, a delay switch A is arranged on one side of the inner wall of the judgment bin, a delay switch B is arranged on one side of the inner wall of the judgment bin, an inspection bin is arranged on one side of the surface of the shell, a reset switch is arranged on one side of the inner wall of the inspection bin, a prompter is arranged on the inner wall of the inspection bin, through the mutual cooperation and the conversion of the delay switch A and the delay switch B, the coil A and the coil B can be demagnetized better, and an active inspection demagnetization result is removed through the inspection bin.
Description
Technical Field
The utility model relates to a demagnetizing device technical field especially relates to a two-sided submerged arc welding pipe end demagnetizing device of spiral.
Background
In the production process of the spiral double-sided submerged arc welded pipe, the inner welding adopts a direct current welding mode in the welding process of the double-sided spiral submerged arc welded pipe (SAW), a large inner welding wire and a welding head part generate a strong magnetic field due to large current, and under the action of the magnetic field, magnetic moments of the pipe body of the steel pipe obtain or tend to obtain the arrangement in the same direction as an external magnetic field. When welding is finished, the magnetic field is gradually reduced until the magnetic field disappears, and residual magnetic flux density exists on the pipe body due to hysteresis phenomena, so that the product quality is influenced, the standard requirements cannot be met, unqualified products are easily caused, and the inspection of the steel pipe is influenced.
Patent CN203103051U has disclosed a two-sided submerged arc welding pipe end demagnetizing device of spiral, and this utility model relates to a two-sided submerged arc welding pipe end demagnetizing device of spiral, to the production process of the two-sided submerged arc welding pipe of present spiral when finishing, because of hysteresis lag, there is the residual magnetic flux density in addition on the body, and this not only influences product quality, can not satisfy the requirement of standard, causes the defective work easily, influences the inspection of steel pipe moreover. The utility model discloses a two-sided submerged arc welding pipe end demagnetizing device of spiral, including the coil of winding on the steel pipe transmission roll table, the coil connection be in the same direction as the switch, be in the same direction as the switch connection double-phase air switch, double-phase air switch connect the rectification piece, the rectification piece connect the voltage regulator, the voltage regulator connect lighting transformer, lighting transformer connect ac contactor, ac contactor pass through three-phase earth leakage protection air switch and connect the 380V power. The utility model relates to a corollary equipment that spiral welded.
The demagnetizing device for the spiral double-sided submerged arc welding pipe end has the following defects that: 1. when the spiral double-sided submerged arc welding pipe end demagnetizing device is used, the direction of a magnetic field carried by the spiral double-sided submerged arc welding pipe end demagnetizing device needs to be judged and then controlled manually; 2. when the spiral double-sided submerged arc welding pipe end demagnetizing device is used, a good detection device is not provided, and the demagnetizing effect cannot be fed back in time. Therefore, a spiral double-sided submerged arc welding pipe end demagnetizing device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a two-sided submerged arc welding pipe end demagnetizing device of spiral aims at mutually supporting and changing through delay switch A and delay switch B, can let coil A and coil B be better like this demagnetize to remove the inspection demagnetization achievement of initiative through examining the storehouse.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of two-sided submerged arc welding pipe end demagnetizing device of spiral, which comprises an outer shell, shell surface mounting has coil A, coil B is installed to shell surface one side, shell surface installs one side and judges the storehouse, it has the spring block to judge storehouse inner wall cooperation sliding connection, contact block is installed to spring block surface one side, judge storehouse inner wall one side and install delay switch A, judge storehouse inner wall one side and install delay switch B, shell surface installs one side and examines the storehouse, examine storehouse inner wall one side and install reset switch, examine the storehouse inner wall and install the prompting device, shell surface mounting has the voltage regulator.
Optionally, the inner wall of the housing is provided with a plurality of auxiliary wheels.
Optionally, a magnet is detachably connected to one side of the surface of the spring block.
Optionally, the surface of the inspection bin is matched with an iron block in a sliding connection mode, and the other side of the surface of the iron block is in contact with the reset switch.
Optionally, the voltage regulator and the reset switch power input end are electrically connected with an external power supply output end through a wire, and the voltage regulator power output end is electrically connected with the delay switch A and the delay switch B power input end through a wire.
Optionally, the reset switch power supply output end lead is electrically connected with the power input end of the prompter, the delay switch A power supply output end lead is electrically connected with the power input end of the coil A, and the delay switch B power supply output end lead is electrically connected with the power input end of the coil B.
The utility model has the advantages as follows:
the embodiment of the utility model provides a two-sided submerged arc welding pipe end demagnetization device of spiral:
1. the known degaussing methods are three, and the most suitable helical double-sided submerged arc welding pipe end degaussing method adopts a magnetic field to eliminate the magnetic field, so that two opposite magnetic fields are required to be contacted with each other for degaussing, when the helical double-sided submerged arc welding pipe end degaussing device is used, because the coil A is arranged on the surface of the shell, the coil B is arranged on one side of the surface of the shell, the judging bin is arranged on one side of the surface of the shell, the inner wall of the judging bin is matched and slidably connected with the spring block, the contact block is arranged on one side of the surface of the spring block, the delay switch A is arranged on one side of the inner wall of the judging bin, the delay switch B is arranged on one side of the inner wall of the judging bin, the magnet is detachably connected to one side of the surface of the spring block, the wiring of the delay switch A and the wiring of the delay switch B are opposite, so that the directions of currents of the coil A and the coil B are opposite, and the generated magnetic fields are opposite, so that when the pipe end passes through the surface of the judging bin, the magnet can repel or approach according to the magnetic force direction of the pipe end, when the magnetic poles of the magnet and the magnetic pole of the magnet are the same, repulsion force is generated, the spring block is driven to move upwards, the magnet can be contacted with the delay switch A, the coil A is started, the direction of the magnetic field generated by the magnet is opposite to the direction of the magnetic field of the pipe end, the demagnetization effect is generated on the magnet, power supply is automatically stopped after the set time is reached, the magnetic force on the coil A can be effectively prevented from being attached again, the voltage regulator can adjust the magnetic force generated by the whole coil A and the coil B according to the magnetic force carried by the pipe end, the demagnetization is better, similarly, when the magnetic force carried by the pipe end is opposite to the magnet, the attraction force is generated to enable the magnet to move downwards, the magnet can contact the delay switch B to demagnetize the coil B, and the whole device is very convenient to use, and workers do not need to judge the direction of the magnetic field carried by the magnetic field, so that the manpower consumption is greatly reduced.
2. When the spiral double-sided submerged arc welding pipe end demagnetizing device is used, the detection bin is installed on one side of the surface of the shell, the reset switch is installed on one side of the inner wall of the detection bin, and the prompter is installed on the inner wall of the detection bin. The inner wall of the shell is provided with a plurality of auxiliary wheels, the surface of the inspection bin is matched and slidably connected with an iron block, the other side of the surface of the iron block is contacted with the reset switch, so that when the pipeline is inserted into the inner wall of the shell, the auxiliary wheel on the inner wall of the pipeline plays a role of auxiliary movement, so that the whole pipeline can move more conveniently, when the demagnetized pipeline passes through the inspection bin, if the pipeline has no magnetic force, the pipeline cannot generate suction force on the iron block on the inner wall of the inspection bin, at the moment, the iron block can limit the reset of the reset switch, at the moment, the prompter is in a short-circuit state, when the pipeline still carries magnetic force, the iron blocks in the inspection bin can be adsorbed, and at the moment, the iron blocks can move upwards, just so let reset switch lose the restriction, will start the prompting device like this, the prompting device will remind the workman to carry out the secondary demagnetization, the quality of great increase whole product.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a spiral double-sided submerged arc welding pipe end demagnetizing device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a judgment bin of the spiral double-sided submerged arc welding pipe end demagnetizing device according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a housing of the spiral double-sided submerged arc welding pipe end demagnetizing device according to the embodiment of the present invention.
In the figure: 1. a housing; 2. a coil A; 3. a coil B; 4. judging a bin; 5. a spring block; 6. a magnet; 7. a contact block; 8. a delay switch A; 9. a delay switch B; 10. a checking bin; 11. an iron block; 12. a reset switch; 13. a prompter; 14. an auxiliary wheel; 15. a voltage regulator.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
A spiral double-sided submerged arc welding pipe end demagnetizing device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1-3 shown, the embodiment of the utility model provides a pair of two-sided submerged arc welding pipe end demagnetizing device of spiral, including shell 1, 1 surface mounting of shell has coil A2, coil B3 is installed to 1 surface one side of shell, 1 surface one side of shell is installed and is judged storehouse 4, judge 4 inner wall cooperation sliding connection in storehouse and have spring block 5, contact piece 7 is installed to 5 surface one sides in spring block, judge 4 inner wall one sides in storehouse and install delay switch A8, judge 4 inner wall one sides in storehouse and install delay switch B9, 1 surface one side of shell is installed and is examined storehouse 10, reset switch 12 is installed to 10 inner wall one sides in examination storehouse, it installs prompting device 13 to examine 10 inner walls in storehouse, 1 surface mounting of shell has voltage regulator 15.
By way of example, the cooperation and switching of the delay switch A8 and the delay switch B9 allow the coil a2 and the coil B3 to be demagnetized better, and the demagnetization result is actively checked by the inspection chamber 10.
Referring to fig. 3, the auxiliary wheel 14 is installed on the inner wall of the housing 1, and the auxiliary wheel 14 is provided in plurality.
Illustratively, better movement of the pipe within the inner wall is facilitated by the auxiliary wheels 14.
Referring to fig. 2, a magnet 6 is detachably attached to one side of the surface of the spring block 5.
Illustratively, the spring block 5 is moved by the repulsion and attraction of the magnets 6.
Referring to fig. 1, an iron block 11 is connected to the surface of the inspection chamber 10 in a sliding fit manner, and the other side of the surface of the iron block 11 is in contact with a reset switch 12.
For example, by the principle of the absorption of the iron block 11, when a magnetic substance passes through the iron block 11, the iron block 11 is absorbed and separated from the reset switch 12 to start the reset switch 12, and when no magnetic substance passes through the surface of the iron block 11, the iron block 11 is not driven to move.
Referring to fig. 1 and 2, the voltage regulator 15 and the power input end of the reset switch 12 are electrically connected with the power output end of the external power supply through wires, and the power output end of the voltage regulator 15 is electrically connected with the power input ends of the delay switch A8 and the delay switch B9 through wires.
In the example, the voltage regulator 15 controls the power supply voltage of the main circuit, so that corresponding magnetic force can be better generated to eliminate the pipeline, and the reset switch 12 is connected with an external power supply, so that power supply for the prompter 13 is facilitated.
Referring to fig. 1, the power output end of the reset switch 12 is electrically connected with the power input end of the prompter 13 through a conducting wire, the power output end of the delay switch A8 is electrically connected with the power input end of the coil a2 through a conducting wire, and the power output end of the delay switch B9 is electrically connected with the power input end of the coil B3 through a conducting wire.
Illustratively, the reset switch 12 controls the alarm 13, the delay switch A8 controls coil a2, and the delay switch B9 controls coil B3.
When the device is used, an external power supply is connected, the voltage regulator 15 is adjusted according to the magnetic force carried by a pipeline, because the surface of the shell 1 is provided with the coil A2, one side of the surface of the shell 1 is provided with the coil B3, one side of the surface of the shell 1 is provided with the judging bin 4, the inner wall of the judging bin 4 is matched and slidably connected with the spring block 5, one side of the surface of the spring block 5 is provided with the contact block 7, one side of the inner wall of the judging bin 4 is provided with the delay switch A8, one side of the inner wall of the judging bin 4 is provided with the delay switch B9, one side of the surface of the spring block 5 is detachably connected with the magnet 6, the wiring of the delay switch A8 and the wiring of the delay switch B9 are opposite, the directions of currents of the coil A2 and the coil B3 are driven to be opposite, the generated magnetic fields are also opposite, when the tube end passes through the surface of the judging bin 4, the magnet 6 can carry out repelling or approach movement according to the magnetic force direction of the magnetic pole of the tube end, when the magnetic pole of the two are the same, the spring block 5 is driven to move upwards and then is contacted with the delay switch A8, so that the coil A2 is started, the direction of the magnetic field generated by the spring block is opposite to the direction of the magnetic field of the pipe end, so that the demagnetization effect is generated on the spring block, the power supply is automatically stopped after the set time is reached, the magnetic force can be effectively prevented from being attached again, the voltage regulator 15 can adjust the magnetic force generated by the whole coil A2 and the coil B3 according to the magnetic force carried by the pipe end, so that the better demagnetization is realized, in the same way, when the magnetic force carried by the pipe end is opposite to the magnet 6, the attraction force is generated to move the magnet 6 downwards, the delay switch B9 is contacted to demagnetize the magnet, the whole device is very convenient to use, a worker does not need to judge the direction of the magnetic field carried by the worker, and the consumption of manpower is greatly reduced, as the inspection bin 10 is arranged on one side of the surface of the shell 1, the reset switch 12 is arranged on one side of the inner wall of the inspection bin 10, and the prompter 13 is arranged on the inner wall of the inspection bin 10. The auxiliary wheel 14 is installed on the inner wall of the shell 1, the auxiliary wheel 14 is provided with a plurality of wheels, the surface of the inspection chamber 10 is in sliding connection with an iron block 11 in a matching mode, the other side of the surface of the iron block 11 is in contact with the reset switch 12, when a pipeline is inserted into the inner wall of the shell 1, the auxiliary wheel 14 on the inner wall of the inspection chamber plays a role in auxiliary movement, the whole pipeline is more convenient to move, when the demagnetized pipeline passes through the inspection chamber 10, if the pipeline does not have magnetic force, the iron block 11 on the inner wall of the inspection chamber 10 cannot be sucked, at the moment, the iron block 11 can limit the reset of the reset switch 12, at the moment, the prompter 13 is in a short circuit state, when the pipeline still carries magnetic force, the iron block 11 in the inspection chamber 10 can be sucked, at the moment, the iron block 11 can move upwards, so that the reset switch 12 loses the limit, the prompter 13 can be started, and the prompter 13 can remind workers of secondary demagnetization, greatly increasing the quality of the whole product.
The utility model relates to a spiral double-sided submerged arc welding pipe end demagnetizing device, which comprises a shell 1; 2. a coil A; 3. a coil B; 4. judging a bin; 5. a spring block; 6. a magnet; 7. a contact block; 8. a delay switch A; 9. a delay switch B; 10. a checking bin; 11. an iron block; 12. a reset switch; 13. a prompter; 14. an auxiliary wheel; 15. the regulator and the components are all standard components or components known to those skilled in the art, and the structure and principle of the regulator and the components are known to those skilled in the art through technical manuals or through routine experiments.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. A demagnetizing device for a spiral double-sided submerged arc welding pipe end comprises a shell (1) and is characterized in that, the surface of the shell (1) is provided with a coil A (2), one side of the surface of the shell (1) is provided with a coil B (3), a judging bin (4) is arranged on one side of the surface of the shell (1), the inner wall of the judging bin (4) is matched and slidably connected with a spring block (5), a contact block (7) is arranged on one side of the surface of the spring block (5), a delay switch A (8) is arranged on one side of the inner wall of the judgment bin (4), a time delay switch B (9) is arranged on one side of the inner wall of the judging bin (4), a checking bin (10) is arranged on one side of the surface of the shell (1), reset switch (12) are installed to inspection storehouse (10) inner wall one side, reminder (13) are installed to inspection storehouse (10) inner wall, shell (1) surface mounting has voltage regulator (15).
2. The spiral double-sided submerged arc welding pipe end demagnetizing device of claim 1, wherein the auxiliary wheel (14) is installed on the inner wall of the shell (1) and the auxiliary wheels (14) are multiple.
3. The demagnetizing device for pipe ends of spiral double-sided submerged arc welding according to claim 1, wherein a magnet (6) is detachably connected to one side of the surface of the spring block (5).
4. The spiral double-sided submerged arc welding pipe end demagnetizing device according to claim 1, wherein an iron block (11) is connected to the surface of the inspection bin (10) in a matched and sliding mode, and the other side of the surface of the iron block (11) is in contact with a reset switch (12).
5. The pipe end demagnetizing device for the spiral double-sided submerged arc welding, according to claim 1, wherein the power input ends of the voltage regulator (15) and the reset switch (12) are electrically connected with the power output end of an external power supply through a lead, and the power output end of the voltage regulator (15) is electrically connected with the power input ends of the delay switch A (8) and the delay switch B (9) through a lead.
6. The pipe end demagnetizing device for spiral double-sided submerged arc welding of claim 1, wherein a power output end of the reset switch (12) is electrically connected with a power input end of the prompter (13) through a lead, a power output end of the delay switch A (8) is electrically connected with a power input end of the coil A (2) through a lead, and a power output end of the delay switch B (9) is electrically connected with a power input end of the coil B (3) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003768.6U CN214705611U (en) | 2021-05-12 | 2021-05-12 | Spiral double-sided submerged arc welding pipe end demagnetizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003768.6U CN214705611U (en) | 2021-05-12 | 2021-05-12 | Spiral double-sided submerged arc welding pipe end demagnetizing device |
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| Publication Number | Publication Date |
|---|---|
| CN214705611U true CN214705611U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121003768.6U Active CN214705611U (en) | 2021-05-12 | 2021-05-12 | Spiral double-sided submerged arc welding pipe end demagnetizing device |
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| CN (1) | CN214705611U (en) |
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- 2021-05-12 CN CN202121003768.6U patent/CN214705611U/en active Active
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