CN202886327U - Device for carrying out online real-time dynamic monitoring on concentration of magnetic suspension - Google Patents
Device for carrying out online real-time dynamic monitoring on concentration of magnetic suspension Download PDFInfo
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- CN202886327U CN202886327U CN 201220440428 CN201220440428U CN202886327U CN 202886327 U CN202886327 U CN 202886327U CN 201220440428 CN201220440428 CN 201220440428 CN 201220440428 U CN201220440428 U CN 201220440428U CN 202886327 U CN202886327 U CN 202886327U
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Abstract
The utility model discloses a device for carrying out online real-time dynamic monitoring on the concentration of a magnetic suspension. The device is designed into a special device for carrying out the online real-time monitoring on the concentration of the magnetic suspension. The device comprises a circular tube type electromagnetic sensor, a sensor cable, two adapter rings, an electromagnetic detector and two standard magnetic suspension concentration calibrating test tubes, wherein the circular tube type electromagnetic sensor comprises a jacketed electromagnetic detection coil, a circular non-metallic tube and a metal shielding tube; and magnetic powder in a constant-volume (100ml) magnetic suspension is excited by using a pulse transient alternating electromagnetic field, a secondary reflection magnetic field generated by the magnetic powder is received, the electromagnetic detector 'remembers' a characteristic signal of the secondary reflection magnetic field, and when a situation that the concentration value of the magnetic suspension exceeds a permitted range is detected, the electromagnetic detector can give out real-time alarm, so that the changes of the concentration of the magnetic suspension caused by various reasons such as non-uniform mixing, impurities containing and repeated application can be found timely, thereby avoiding missing detection, misjudgment and duplicate detection operations, and effectively improving the quality of magnetic powder detection.
Description
Technical field
The utility model relates to a kind of the cannot-harm-detection device, particularly relates to a kind of online dynamically real-time monitoring device of Particle content.
Background technology
Magnetic powder inspection is to utilize magnetic phenomenon to detect a kind of lossless detection method of ferrimagnet surface of the work and near surface flaw.At present magnetic powder inspection verifies as the master with wet method, mainly makes spreading agent with oil-based carrier liquid or water base carrier fluid, is configured to magnetic flaw detection ink, then is applied on the surface of the work, and stray field absorption magnetic forms existence and the shape that magnetic particle indications goes out defective.The concentration of magnetic flaw detection ink directly has influence on detection sensitivity, and concentration is too low, and the magnetic trace is very faint, visual almost illegible; Concentration is too high, and background is easily fuzzy, to such an extent as to cover the associated magnetic trace, therefore, regularly carries out the Particle content inspection, and it is very important that concentration is maintained on the suitable degree.The concentration of magnetic flaw detection ink refers to magnetic shared ratio in magnetic flaw detection ink, usually the precipitation capacity (ml) with magnetic in the unit magnetic flaw detection ink represents concentration, usually the accepted standard Particle content is: non-fluorescent magnetic suspension should contain solid magnetic precipitation 1.2~2.4ml in every 100ml, and the fluorescent magnetic suspension should contain solid magnetic precipitation 0.10~0.40ml in every 100ml.The concentration of magnetic flaw detection ink maintains in the standard Particle content scope in order to guarantee to detect, before beginning, testing all needs to carry out at present the Particle content inspection, usually adopt the sediment tube mensuration, need to demagnetize, precipitate, estimate and read the concentration value that the magnetic precipitation highly obtains the magnetic flaw detection ink of surveying, this measuring method length consuming time, measuring accuracy is not high.Simultaneously, the said determination method can only be carried out before detection, owing to stirring inhomogeneous, impure and a variety of causes such as Reusability when causing Particle content to change, can not in time find in the testing process.Thus, will directly have influence on the sharpness that detects defective, cause the erroneous judgement impact to detect quality.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of prior art, a kind of online dynamically real-time monitoring device of Particle content is provided, the online dynamically real-time monitoring device of the Particle content of design specialized, adopt electromechanical detection method, namely adopt the magnetic in pulse transient state alternating electromagnetism field excitation constant volume (100ml) magnetic flaw detection ink, receive the secondary reflection magnetic field that magnetic produces, the electromagnetic detection instrument can be analyzed, " memory " its characteristic signal, when tested Particle content value diminishes or becomes large, the intensity in the secondary reflection magnetic field that magnetic produces in the tested magnetic flaw detection ink is different from the intensity in the secondary reflection magnetic field of standard magnetic flaw detection ink magnetic generation, come the variation of the tested Particle content of dynamic Real-Time Monitoring with this, when tested Particle content value exceeded tolerance band, the electromagnetic detection instrument was reported to the police.
The technical scheme that its technical matters that solves the utility model adopts is: device comprises tubular type electromagnetic sensor, sensor wire, two adapter rings, electromagnetic detection instrument, two standard Particle contents calibration test tubes; Described tubular type electromagnetic sensor comprises jacket-type electromagnetic detection coil, nonmetal pipe, metallic shield pipe.Described jacket-type electromagnetic detection coil uniform winding is fixed on outside the nonmetal pipe, described jacket-type electromagnetic detection coil uniform winding is fixed on outside the nonmetal pipe, described metallic shield pipe fixed cover outside jacket-type electromagnetic detection coil, shielding protection jacket-type electromagnetic detection coil; Jacket-type electromagnetic detection coil, nonmetal pipe, metallic shield pipe are coaxial, and axial length is identical, jointly forms the tubular type electromagnetic sensor.The pipe internal volume of described tubular type electromagnetic sensor is 100ml, and tubular type electromagnetic sensor internal diameter is identical with tested magnetic particle testing system jet pipe internal diameter; Tubular type electromagnetic sensor length
hAccording to formula
Determine, unit is mm.The volume of described standard Particle content calibration test tube is 100ml, i.e. standard Particle content calibration test tube volume adds that standard Particle content calibration test tube tube wall volume equals 100ml; The length of standard Particle content calibration test tube equals the length of tubular type electromagnetic sensor, and external diameter equals the internal diameter of tubular type electromagnetic sensor, and standard Particle content calibration test tube can just be put the tubular type electromagnetic sensor fully into; The material of standard Particle content calibration test tube is glass, and the mouth of pipe of standard Particle content calibration test tube has gland bonnet.Described electromagnetic detection instrument is provided with balance key and three detected state display lamps, and three detected state display lamps are respectively red light, tangerine lamp, green light.
Caliber specification according to tested magnetic particle testing system jet pipe arranges standard, and the dimension of tubular type electromagnetic sensor, standard Particle content calibration test tube, adapter ring forms series according to standard is set.
In calibration process, comprise the steps:
A. calibrate lower limit standard particle content magnetic flaw detection ink and the upper limit standard particle content magnetic flaw detection ink of difference configuration standard Particle content scope in the test tubes at two measure-alike standard Particle contents, collocation method is: fill with water base carrier fluid in standard Particle content calibration test tube, measure the standard magnetic identical with contained standard particle content in the 100ml standard magnetic flaw detection ink with the metering balance, the standard magnetic that measures is poured in the standard Particle content calibration test tube of filling with water base carrier fluid, with seal cap sealing standard Particle content calibration test tube, shake standard Particle content calibration test tube, the standard magnetic of making is evenly distributed in the water base carrier fluid, be the mixture of standard magnetic and base load liquid because of the standard magnetic flaw detection ink, and electromechanical detection method is only effective to metal material, standard magnetic in the tubular type electromagnetic sensor inspiring standard magnetic flaw detection ink, equal contained standard particle content in the 100ml standard magnetic flaw detection ink so only need to guarantee the standard particle content in the standard Particle content calibration test tube, the standard Particle content that detects in electromagnetic detection instrument calibration process calibration test tube magnetic flaw detection ink detection signal is equal to middle 100ml standard magnetic flaw detection ink detection signal;
B. the tubular type electromagnetic sensor is connected to electromagnetic detection instrument input end by sensor wire, open the electromagnetic detection instrument, corresponding detected parameters is set, then enter detected state, the electromagnetic detection instrument applies the pulse excitation signal of predetermined frequency to the tubular type electromagnetic sensor, make the tubular type electromagnetic sensor produce the transient state alternating electromagnetic field, press the balance key in the electromagnetic detection instrument, normalization tubular type electromagnetic sensor;
C. the tubular type electromagnetic sensor is enclosed within outside the standard Particle content calibration test tube that lower limit standard particle content magnetic flaw detection ink is housed, magnetic in the transient state alternating electromagnetism field excitation lower limit standard particle content magnetic flaw detection ink that the tubular type electromagnetic sensor produces, produce secondary reflection magnetic field, the tubular type electromagnetic sensor picks up this secondary reflection field signal, be sent to the electromagnetic detection instrument, the electromagnetic detection instrument is processed into this secondary reflection field signal the detection data that become corresponding relation with the numerical value of known magnetic quality in this lower limit standard particle content magnetic flaw detection ink, the corresponding detection data of record storage, and at the electromagnetic detection instrument demonstration corresponding detection signal figure of screen display and numerical value, according to these detection data preservation electromagnetic detection instrument software lower limit alarming threshold value is set; The tubular type electromagnetic sensor is taken off outside the standard Particle content calibration test tube that lower limit standard particle content magnetic flaw detection ink is housed, press the balance key in the electromagnetic detection instrument, normalization tubular type electromagnetic sensor;
D. the tubular type electromagnetic sensor is enclosed within outside the standard Particle content calibration test tube that upper limit standard particle content magnetic flaw detection ink is housed, magnetic in the transient state alternating electromagnetism field excitation upper limit standard particle content magnetic flaw detection ink that the tubular type electromagnetic sensor produces, produce secondary reflection magnetic field, the tubular type electromagnetic sensor picks up this secondary reflection field signal, be sent to the electromagnetic detection instrument, the electromagnetic detection instrument is processed into this secondary reflection field signal the detection data that become corresponding relation with the numerical value of known magnetic quality in this upper limit standard particle content magnetic flaw detection ink, the corresponding detection data of record storage, and at the electromagnetic detection instrument demonstration corresponding detection signal figure of screen display and numerical value, according to these detection data preservation electromagnetic detection instrument software upper limit alarm threshold values is set; The tubular type electromagnetic sensor is taken off outside the standard Particle content calibration test tube that upper limit standard particle content magnetic flaw detection ink is housed, press the balance key in the electromagnetic detection instrument, normalization tubular type electromagnetic sensor.
In the actual measurement process, comprise the steps:
E. a certain appropriate location in the tested magnetic particle testing system jet pipe is blocked, the truncated position of tested magnetic particle testing system jet pipe is connected and fixed by two adapter rings and tubular type electromagnetic sensor, in the connection procedure, guarantee that the electromagnetic detection instrument is in the start detected state all the time, the tubular type electromagnetic sensor is connected normally with the electromagnetic detection instrument, do not have tested magnetic flaw detection ink in the tested magnetic particle testing system jet pipe this moment, presses the balance key in the electromagnetic detection instrument after the connection, normalization tubular type electromagnetic sensor;
F. open magnetic particle testing system, tested magnetic flaw detection ink flows through the tubular type electromagnetic sensor, is remaining the tested magnetic flaw detection ink of constant volume in the tubular type electromagnetic sensor;
G. the electromagnetic detection instrument applies the pulse excitation signal of predetermined frequency to the tubular type electromagnetic sensor, make the tubular type electromagnetic sensor produce the transient state alternating electromagnetic field, magnetic in the tested magnetic flaw detection ink of constant volume in the excitation tubular type electromagnetic sensor produces secondary reflection magnetic field, the tubular type electromagnetic sensor picks up this secondary reflection magnetic field, and this secondary reflection field signal is processed into the detection data that become corresponding relation with the numerical value of magnetic quality in the tested magnetic flaw detection ink of this constant volume;
H. when the normal condition of the particle content in the tested magnetic flaw detection ink of this constant volume at standard magnetic flaw detection ink particle content, green light shows; When the particle content in the tested magnetic flaw detection ink of this constant volume exceeds the upper range of standard magnetic flaw detection ink particle content, the secondary reflection magnetic field detection signal of the tested magnetic flaw detection ink magnetic of this constant volume that the tubular type electromagnetic sensor picks up will exceed the upper limit alarm threshold values scope of demarcation, the output of electromagnetic detection instrument and alarm, the green light tangerine lamp that goes out is bright; When the particle content in the tested magnetic flaw detection ink of this constant volume exceeds the lower range of standard magnetic flaw detection ink particle content, the secondary reflection magnetic field detection signal of the tested magnetic flaw detection ink magnetic of this constant volume that the tubular type electromagnetic sensor picks up will exceed the lower limit alarming threshold value scope of demarcation, the output of electromagnetic detection instrument and alarm, the green light when red that goes out.
The beneficial effects of the utility model are, the online dynamically real-time monitoring device of the Particle content of design specialized, adopt the electromagnetism electromechanical detection method, namely adopt the field excitation of pulse transient state alternating electromagnetism to determine magnetic in capacity (100ml) magnetic flaw detection ink, receive the secondary reflection magnetic field that magnetic produces, the electromagnetic detection instrument can be analyzed, " memory " its characteristic signal, when tested Particle content value diminishes or becomes large, the intensity in the secondary reflection magnetic field that magnetic produces in the tested magnetic flaw detection ink is different from the intensity in the secondary reflection magnetic field of standard magnetic flaw detection ink magnetic generation, come the variation of the tested Particle content of dynamic Real-Time Monitoring with this, when tested Particle content value exceeds tolerance band, the electromagnetic detection instrument gives the alarm, thereby can in time find owing to stirring inhomogeneous, the a variety of causes such as impure and Reusability cause Particle content to change, avoided undetected, erroneous judgement and duplicate detection work, assurance detects the sharpness of defective.Effective Raise magnetic testing effect.
The utility model is described in further detail below in conjunction with embodiment.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the device schematic diagram of the utility model embodiment.
Fig. 2 is the tubular type electromagnetic sensor structural representation (the texture face is cutting plane) in the device of the utility model embodiment.
Fig. 3 is the calibration process schematic diagram of the utility model embodiment.
Fig. 4 is the actual measurement process schematic diagram of the utility model embodiment.
Among the figure, 1. tubular type electromagnetic sensor, 2. sensor wire, 3. adapter ring, 4. electromagnetic detection instrument, 5. standard Particle content calibration test tube, 6. gland bonnet, 7. jacket-type electromagnetic detection coil, 8. nonmetal pipe, 9. metallic shield pipe, 10. tested magnetic particle testing system jet pipe, 11. lower limit standard particle content magnetic flaw detection inks, 12. upper limit standard particle content magnetic flaw detection ink, 13. balance keys, 14. red lights, 15. the tangerine lamp, 16. green lights, 17. tested magnetic flaw detection inks.
Embodiment
In the embodiment shown in fig. 1, a kind of online dynamically real-time monitoring device of Particle content, device comprise that tubular type electromagnetic sensor 1, sensor wire 2, two adapter rings 3, electromagnetic detection instrument 4, two standard Particle contents calibrate test tubes 5.
In embodiment illustrated in fig. 2, tubular type electromagnetic sensor 1 comprises jacket-type electromagnetic detection coil 7, nonmetal pipe 8, metallic shield pipe 9.Jacket-type electromagnetic detection coil 7 uniform winding are fixed on outside the nonmetal pipe 8, described jacket-type electromagnetic detection coil 7 uniform winding are fixed on outside the nonmetal pipe 8, described metallic shield pipe 9 fixed covers outside jacket-type electromagnetic detection coil 7, shielding protection jacket-type electromagnetic detection coil 7; Jacket-type electromagnetic detection coil 7, nonmetal pipe 8, metallic shield pipe 9 are coaxial, and axial length is identical, jointly forms tubular type electromagnetic sensor 1.The pipe internal volume of described tubular type electromagnetic sensor 1 is 100ml, and tubular type electromagnetic sensor 1 internal diameter is identical with tested magnetic particle testing system jet pipe 10 internal diameters; Tubular type electromagnetic sensor 1 length
hAccording to formula
Determine, unit is mm.The volume of described standard Particle content calibration test tube 5 is 100ml, i.e. standard Particle content calibration test tube 5 volumes add that standard Particle content calibration test tube 5 tube wall volumes equal 100ml; The length of standard Particle content calibration test tube 5 equals the length of tubular type electromagnetic sensor 1, and external diameter equals the internal diameter of tubular type electromagnetic sensor 1, and standard Particle content calibration test tube 5 can just be put tubular type electromagnetic sensor 1 fully into; The material of standard Particle content calibration test tube 5 is glass, and the mouth of pipe of standard Particle content calibration test tube 5 has gland bonnet 6.Described electromagnetic detection instrument 4 is provided with balance key 13 and three detected state display lamps, and three detected state display lamps are respectively red light 14, tangerine lamp 15, green light 16.
In the embodiment shown in fig. 3, calibration process comprises the steps: the lower limit standard particle content magnetic flaw detection ink 11 and upper limit standard particle content magnetic flaw detection ink 12 of a. difference configuration standard Particle content scope in two measure-alike standard Particle content calibration test tubes 5, collocation method is: fill with water base carrier fluid in standard Particle content calibration test tube 5, measure the standard magnetic identical with contained standard particle content in the 100ml standard magnetic flaw detection ink with the metering balance, the standard magnetic that measures is poured in the standard Particle content calibration test tube 5 of filling with water base carrier fluid, with gland bonnet 6 seal standard Particle contents calibration test tube 5, shake standard Particle content calibration test tube 5, the standard magnetic of making is evenly distributed in the water base carrier fluid; B. tubular type electromagnetic sensor 1 is connected to electromagnetic detection instrument 4 input ends by sensor wire 2, open electromagnetic detection instrument 4, corresponding detected parameters is set, then enter detected state, electromagnetic detection instrument 4 applies the pulse excitation signal of predetermined frequency to tubular type electromagnetic sensor 1, make tubular type electromagnetic sensor 1 produce the transient state alternating electromagnetic field, press the balance key 13 in the electromagnetic detection instrument 4, normalization tubular type electromagnetic sensor 1; C. tubular type electromagnetic sensor 1 is enclosed within outside the standard Particle content calibration test tube 5 that lower limit standard particle content magnetic flaw detection ink 11 is housed, magnetic in the transient state alternating electromagnetism field excitation lower limit standard particle content magnetic flaw detection ink 11 that tubular type electromagnetic sensor 1 produces, produce secondary reflection magnetic field, tubular type electromagnetic sensor 1 picks up this secondary reflection field signal, be sent to electromagnetic detection instrument 4, electromagnetic detection instrument 4 is processed into this secondary reflection field signal the detection data that become corresponding relation with the numerical value of known magnetic quality in this lower limit standard particle content magnetic flaw detection ink 11, the corresponding detection data of record storage, and at the electromagnetic detection instrument 4 demonstration corresponding detection signal figure of screen display and numerical value, according to these detection data preservation electromagnetic detection instrument 4 software lower limit alarming threshold values are set; Tubular type electromagnetic sensor 1 is taken off outside the standard Particle content calibration test tube 5 that lower limit standard particle content magnetic flaw detection ink 11 is housed, press the balance key 13 in the electromagnetic detection instrument, normalization tubular type electromagnetic sensor 1; D. tubular type electromagnetic sensor 1 is enclosed within outside the standard Particle content calibration test tube 5 that upper limit standard particle content magnetic flaw detection ink 12 is housed, magnetic in the transient state alternating electromagnetism field excitation upper limit standard particle content magnetic flaw detection ink 12 that tubular type electromagnetic sensor 1 produces, produce secondary reflection magnetic field, tubular type electromagnetic sensor 1 picks up this secondary reflection field signal, be sent to electromagnetic detection instrument 4, electromagnetic detection instrument 4 is processed into this secondary reflection field signal the detection data that become corresponding relation with the numerical value of known magnetic quality in this upper limit standard particle content magnetic flaw detection ink 12, the corresponding detection data of record storage, and at the electromagnetic detection instrument 4 demonstration corresponding detection signal figure of screen display and numerical value, according to these detection data preservation electromagnetic detection instrument 4 software upper limit alarm threshold values are set; Tubular type electromagnetic sensor 1 is taken off outside the standard Particle content calibration test tube 5 that upper limit standard particle content magnetic flaw detection ink 12 is housed, press the balance key 13 in the electromagnetic detection instrument 4, normalization tubular type electromagnetic sensor 1.
In the embodiment shown in fig. 4, the actual measurement process comprises the steps: that e. blocks a certain appropriate location in the tested magnetic particle testing system jet pipe 10, the truncated position of tested magnetic particle testing system jet pipe 10 is connected and fixed by two adapter rings 3 and tubular type electromagnetic sensor 1, in the connection procedure, guarantee that electromagnetic detection instrument 4 is in the start detected state all the time, tubular type electromagnetic sensor 1 is connected with electromagnetic detection instrument 4 normally, do not have tested magnetic flaw detection ink 17 in the tested magnetic particle testing system jet pipe 10 this moment, press the balance key 13 in the electromagnetic detection instrument 4 after the connection, normalization tubular type electromagnetic sensor 1; F. open magnetic particle testing system, tested magnetic flaw detection ink flows through tubular type electromagnetic sensor 1, is remaining the tested magnetic flaw detection ink 17 of constant volume in the tubular type electromagnetic sensor 1; G. electromagnetic detection instrument 4 applies the pulse excitation signal of predetermined frequency to tubular type electromagnetic sensor 1, make tubular type electromagnetic sensor 1 produce the transient state alternating electromagnetic field, magnetic in the tested magnetic flaw detection ink 17 of constant volume in the excitation tubular type electromagnetic sensor 1 produces secondary reflection magnetic field, tubular type electromagnetic sensor 1 picks up this secondary reflection magnetic field, and this secondary reflection field signal is processed into the detection data that become corresponding relation with the numerical value of magnetic quality in the tested magnetic flaw detection ink 17 of this constant volume; H. when the normal condition of the particle content in the tested magnetic flaw detection ink 17 of this constant volume at standard magnetic flaw detection ink particle content, green light 16 shows; When the particle content in the tested magnetic flaw detection ink 17 of this constant volume exceeds the upper range of standard magnetic flaw detection ink particle content, the secondary reflection magnetic field detection signal of the tested magnetic flaw detection ink magnetic of this constant volume that tubular type electromagnetic sensor 1 picks up will exceed the upper limit alarm threshold values scope of demarcation, the output of electromagnetic detection instrument 4 and alarm, the green light 16 tangerine lamp 15 that goes out is bright; When the particle content in the tested magnetic flaw detection ink 17 of this constant volume exceeds the lower range of standard magnetic flaw detection ink particle content, the secondary reflection magnetic field detection signal of the tested magnetic flaw detection ink magnetic of this constant volume that tubular type electromagnetic sensor 1 picks up will exceed the lower limit alarming threshold value scope of demarcation, the output of electromagnetic detection instrument 4 and alarm, green light 16 red light 14 that goes out is bright.
Above-described embodiment only is used for further specifying the online dynamically real-time monitoring device of a kind of Particle content of the present utility model, but the present invention is not limited to embodiment, should be appreciated that in not departing from the scope of the present invention, can make multiple combination and change to above-described embodiment.All any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the online dynamically real-time monitoring device of a Particle content is characterized in that: device comprises that tubular type electromagnetic sensor, sensor wire, two adapter rings, electromagnetic detection instrument, two standard Particle contents calibrate test tubes; Described tubular type electromagnetic sensor comprises jacket-type electromagnetic detection coil, nonmetal pipe, metallic shield pipe.
2. the online dynamically real-time monitoring device of a kind of Particle content according to claim 1, it is characterized in that: described jacket-type electromagnetic detection coil uniform winding is fixed on outside the nonmetal pipe, described metallic shield pipe fixed cover outside jacket-type electromagnetic detection coil, shielding protection jacket-type electromagnetic detection coil; Jacket-type electromagnetic detection coil, nonmetal pipe, metallic shield pipe are coaxial, and axial length is identical, jointly forms the tubular type electromagnetic sensor.
3. the online dynamically real-time monitoring device of a kind of Particle content according to claim 1, it is characterized in that: the pipe internal volume of described tubular type electromagnetic sensor is 100ml, and tubular type electromagnetic sensor internal diameter is identical with tested magnetic particle testing system jet pipe internal diameter; H is according to formula for tubular type electromagnetic sensor length
Determine, unit is mm.
4. the online dynamically real-time monitoring device of a kind of Particle content according to claim 1, it is characterized in that: the volume of described standard Particle content calibration test tube is 100ml, i.e. standard Particle content calibration test tube volume adds that standard Particle content calibration test tube tube wall volume equals 100ml; The length of standard Particle content calibration test tube equals the length of tubular type electromagnetic sensor, and external diameter equals the internal diameter of tubular type electromagnetic sensor, and standard Particle content calibration test tube can just be put the tubular type electromagnetic sensor fully into; The material of standard Particle content calibration test tube is glass, and the mouth of pipe of standard Particle content calibration test tube has gland bonnet.
5. the online dynamically real-time monitoring device of a kind of Particle content according to claim 1, it is characterized in that: described electromagnetic detection instrument is provided with balance key and three detected state display lamps, and three detected state display lamps are respectively red light, tangerine lamp, green light.
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Cited By (7)
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CN102830156A (en) * | 2012-08-31 | 2012-12-19 | 爱德森(厦门)电子有限公司 | On-line dynamic real-time monitoring method and apparatus for magnetic suspension concentration |
CN103335926A (en) * | 2013-06-27 | 2013-10-02 | 南车戚墅堰机车车辆工艺研究所有限公司 | Method and device for measuring concentration of magnetic suspension for magnetic powder inspection |
CN103344536A (en) * | 2013-06-27 | 2013-10-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Magnetic suspension concentration measurement device for magnetic powder flaw detection |
CN105987890A (en) * | 2015-02-13 | 2016-10-05 | 宝山钢铁股份有限公司 | Magnetic suspension concentration estimating method |
CN106872915A (en) * | 2017-01-11 | 2017-06-20 | 中车戚墅堰机车车辆工艺研究所有限公司 | Particle content monitoring method during flaw detection |
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CN108291867A (en) * | 2015-07-01 | 2018-07-17 | 曼塔仪器股份有限公司 | Special test tube component and method for the microexamination of nano particle in liquid |
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2012
- 2012-08-31 CN CN 201220440428 patent/CN202886327U/en not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102830156A (en) * | 2012-08-31 | 2012-12-19 | 爱德森(厦门)电子有限公司 | On-line dynamic real-time monitoring method and apparatus for magnetic suspension concentration |
CN103335926A (en) * | 2013-06-27 | 2013-10-02 | 南车戚墅堰机车车辆工艺研究所有限公司 | Method and device for measuring concentration of magnetic suspension for magnetic powder inspection |
CN103344536A (en) * | 2013-06-27 | 2013-10-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Magnetic suspension concentration measurement device for magnetic powder flaw detection |
CN103344536B (en) * | 2013-06-27 | 2015-06-10 | 南车戚墅堰机车车辆工艺研究所有限公司 | Magnetic suspension concentration measurement device for magnetic powder flaw detection |
CN105987890A (en) * | 2015-02-13 | 2016-10-05 | 宝山钢铁股份有限公司 | Magnetic suspension concentration estimating method |
CN105987890B (en) * | 2015-02-13 | 2018-12-07 | 宝山钢铁股份有限公司 | Particle content evaluation method |
CN108291867A (en) * | 2015-07-01 | 2018-07-17 | 曼塔仪器股份有限公司 | Special test tube component and method for the microexamination of nano particle in liquid |
CN108291867B (en) * | 2015-07-01 | 2021-07-16 | 堀场仪器株式会社 | Special test tube assembly and method for microscopic observation of nanoparticles in liquid |
CN106872915A (en) * | 2017-01-11 | 2017-06-20 | 中车戚墅堰机车车辆工艺研究所有限公司 | Particle content monitoring method during flaw detection |
CN106872915B (en) * | 2017-01-11 | 2019-09-13 | 中车戚墅堰机车车辆工艺研究所有限公司 | Particle content monitoring method during flaw detection |
CN108195726A (en) * | 2017-12-21 | 2018-06-22 | 爱德森(厦门)电子有限公司 | A kind of online fluid metal worn particle electromagnetic monitoring test tube |
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