CN204963773U - Convenient probe of coating calibrator - Google Patents
Convenient probe of coating calibrator Download PDFInfo
- Publication number
- CN204963773U CN204963773U CN201520695508.8U CN201520695508U CN204963773U CN 204963773 U CN204963773 U CN 204963773U CN 201520695508 U CN201520695508 U CN 201520695508U CN 204963773 U CN204963773 U CN 204963773U
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- circuit board
- probe
- measurement part
- coating thickness
- magnetic core
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Abstract
The utility model provides a convenient probe of coating calibrator, measure part, reset spring including hollow shell, circuit board, electromagnetic measurement part, current vortex, circuit board 2 sets up the hollow shell center, reset spring sets up at the both ends of circuit board, electromagnetic measurement subtotal current vortex is measured the part and is set up respectively at hollow shell's inside both ends, electromagnetic measurement subtotal current vortex measure partial respectively and reset spring fixed connection. Electromagnetic measurement subtotal current vortex is measured the part and is provided with the screw thread, and rotatory one end can be released the other end during use. Because electromagnetic measurement end and current vortex measuring section are located the probe both ends respectively, the induction coil mutually noninterfere of inside has overcome that induction coil interferes the problem that influences measuring result mutually among the prior art. The screw thread is screwed out easy to be fixedly for the probe is more stable in the measurement process. It avoids the rigidity to touch having played the guard action to the probe to set up reset spring in addition among the hollow shell.
Description
Technical field
The utility model relates to thickness measuring instrument structure-design technique field, particularly relates to the convenient probe of a kind of coating thickness detector.
Background technology
Coating thickness detector nondestructively can measure the thickness of non-conductive coating on the thickness of Non-magnetic Coatings On Magnetic Substrates coating and nonmagnetic metal matrix.Coating thickness detector probe is then its of paramount importance parts, has influence on and measures efficiency and measuring accuracy.According to measuring principle, coating thickness detector probe is generally divided into Magnetic gaugemeter probe, eddy current Thicknesser probe, ultrasonic thickness measuring probe.What be most widely used is then Magnetic gaugemeter probe and eddy current Thicknesser probe.Existing coating thickness detector is all use two independently sensor probe, the probe of a magnetic methods, and the probe of a current vortex method, needs before measurement first to determine basic material, and measure after installing probe, selects and mounting or dismounting inconvenience.
Such as Chinese patent CN202599329U discloses a kind of coating thickness detector, and its probe comprises the outer jointing jacket being provided with the first cavity, the internal protective cover being provided with the second cavity and back-moving spring; Be provided with circuit board, magnetic core, electromagnetic measurement end, electric eddy current measurement end from back to front successively and be positioned at the cover plate at the second cavity front end exit place in internal protective cover second cavity of probe; Electric eddy current measurement end is made up of the first skeleton and the first inductive coil be wound on the first skeleton; Electromagnetic measurement end is made up of the second skeleton and the second inductive coil be wound on the second skeleton; First inductive coil is electrically connected with circuit board respectively with the second inductive coil; The front end of magnetic core is passed the second skeleton and the central through hole of the first skeleton and the perforation of cover plate successively and is stretched out outer jointing jacket.Because the first inductive coil and the second inductive coil are apart from too near, easily interfere phenomenon when measuring, affecting measurement result.Thicknessmeter needs to judge material before measuring, and needs power-off during handover measurement mode, and frequent switching can shorten serviceable life of popping one's head in.Also needing to arrange judgement chip for reaching the object judging material, adding cost.
Utility model content
For overcome exist in prior art frequent change probe and inductive coil distance too recent photo ring the problem of measurement result, the utility model provides the convenient probe of a kind of coating thickness detector.
The convenient probe technologies scheme of a kind of coating thickness detector is: comprise hollow housing and circuit board, circuit board is positioned at hollow housing inside, also comprise electromagnetic measurement part and electric eddy current measurement part, described circuit board is arranged on described hollow housing center, the two ends of described circuit board arrange at least 2 back-moving springs, described electromagnetic measurement part and electric eddy current measurement part are separately positioned on the two ends, inside of described hollow housing, and described electromagnetic measurement part is fixedly connected with described back-moving spring with electric eddy current measurement part.
On this basis, described back-moving spring is uniformly distributed along described circuit board circumference, and described back-moving spring is axial arranged along described circuit board.
Further, electromagnetic measurement part comprises the first magnetic core and the first inductive coil, and described first inductive coil is electrically connected with described circuit board; Described first inductive coil is wound on described first magnetic core; Described first magnetic core front end place is provided with the first screw thread, described first screw thread and described first magnetic core one-body molded.
Further, described electric eddy current measurement part comprises the second magnetic core and the second inductive coil, and described second inductive coil is electrically connected with described circuit board; Described second inductive coil is wound on described second magnetic core; Described second magnetic core front end place is provided with the second screw thread, described second screw thread and described second magnetic core one-body molded.
Further, inside, described hollow housing two ends is provided with the 3rd screw thread, described 3rd screw thread and described hollow housing one-body molded.
Further, in the middle of described circuit board, be provided with cavernous structure, the size of described cavernous structure size under being greater than electromagnetic measurement some work state outside outstanding hollow housing or the size under being greater than electric eddy current measurement some work state outside outstanding hollow housing.
Compared with prior art, the beneficial effects of the utility model are: electromagnetic measurement part and electric eddy current measurement part are separately positioned on the two ends of hollow housing, the first inductive coil be wound on the first magnetic core is distant with the second inductive coil be wound on the second magnetic core, can not produce and interfere thus affect measurement result, make probe measurement result more accurate.
This coating thickness detector probe has electromagnetic measurement part and electric eddy current measurement part concurrently, without the need to changing probe during use, can meet electromagnetic measurement needs and electric eddy current measurement needs, improve measurement efficiency.
The circuit board two ends of this coating thickness detector probe are provided with returning spring and are connected with electromagnetic measurement part and electric eddy current measurement part, avoid probe generation rigidity and touch impaired, extend serviceable life of popping one's head in.
This coating thickness detector probe two ends electromagnetic measurement part and electric eddy current measurement part are provided with screw thread, electromagnetic measurement part or electric eddy current measurement part can be screwed in hollow housing inner, save space, can play a protective role equally to probe when not using.
Accompanying drawing explanation
Fig. 1 is the diagrammatic cross-section of the convenient probe of a kind of coating thickness detector.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Be illustrated in figure 1, be the convenient probe of a kind of coating thickness detector that the utility model provides, comprise hollow housing 1 and circuit board 2, circuit board 2 is positioned at hollow housing inside, also comprises electromagnetic measurement part 4 and electric eddy current measurement part 6; Circuit board 2 is arranged on described hollow housing 1 center, and the two ends of circuit board 2 arrange 4 back-moving springs 3, and electromagnetic measurement part 4 and electric eddy current measurement part 6 are separately positioned on the two ends, inside of hollow housing 1; Electromagnetic measurement part 4 is fixedly connected with back-moving spring 3 with electric eddy current measurement part 6.Electromagnetic measurement part and electric eddy current measurement part lay respectively at two ends, avoid interfering with each other impacting measurement result.
Back-moving spring 3 is uniformly distributed along circuit board 2 circumference, and back-moving spring 3 is axial arranged along circuit board 2.
Electromagnetic measurement part 4 comprises the first magnetic core 9 and the first inductive coil 5, first inductive coil 5 is electrically connected with circuit board 2; First inductive coil 5 is wound on the first magnetic core 9; First magnetic core 9 front end place be provided with the first screw thread 10, first screw thread 10 and the first magnetic core 9 one-body molded.Arrange when screw thread can make probe measurement more stable, avoid pressure transient in measuring process to make measurement result inaccurate.
Electric eddy current measurement part 6 comprises the second magnetic core 11 and the second inductive coil 7, second inductive coil 7 is electrically connected with circuit board 2; Second inductive coil 7 is wound on the second magnetic core 11; Second magnetic core 11 front end place be provided with the second screw thread 12, second screw thread 12 and the second magnetic core 11 one-body molded.
It is one-body molded with hollow housing 1 that inside, hollow housing 1 two ends is provided with the 3rd screw thread the 13, three screw thread 13.
Cavernous structure 8 is provided with, the size of cavernous structure 8 size outer part of outstanding hollow housing 1 under being greater than electromagnetic measurement part 4 duty or the size of TV university under eddy current measurement part 6 duty outside outstanding hollow housing 1 in the middle of circuit board 2.Intermediate throughholes being set in order to make measuring head indentation enclosure interior, can space being saved like this and playing the effect protecting probe.
When needs use electromagnetic measurement, electromagnetic measurement part can screw out and use by electric rotating eddy current measurement end, when needs use electric eddy current measurement end, rotating electromagnetic measure portion can be screwed out use, this coating thickness detector probe has electromagnetic measurement part and electric eddy current measurement part concurrently, without the need to changing probe during use, electromagnetic measurement needs and electric eddy current measurement needs can be met, improve measurement efficiency.
Electromagnetic measurement part and electric eddy current measurement part are separately positioned on the two ends of hollow housing, the first inductive coil be wound on the first magnetic core is distant with the second inductive coil be wound on the second magnetic core, can not produce and interfere thus affect measurement result, make probe measurement result more accurate.
Plate two ends, road are provided with returning spring and are connected with electromagnetic measurement part and electric eddy current measurement part, avoid probe generation rigidity and touch impaired, extend serviceable life of popping one's head in.
Electromagnetic measurement part and electric eddy current measurement part are provided with screw thread, electromagnetic measurement part or electric eddy current measurement part can be screwed in hollow housing inner, save space, can play a protective role equally to probe when not using.
Above-mentioned explanation illustrate and describes preferred embodiment of the present utility model, as previously mentioned, be to be understood that the utility model is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in utility model contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from spirit and scope of the present utility model, then all should in the protection domain of the utility model claims.
Claims (10)
1. the convenient probe of coating thickness detector, comprise hollow housing (1) and circuit board (2), it is inner that described circuit board (2) is positioned at described hollow housing (1), it is characterized in that: also comprise electromagnetic measurement part (4) and electric eddy current measurement part (6), described circuit board (2) is arranged on described hollow housing (1) center, the two ends of described circuit board (2) are provided with at least 2 back-moving springs (3), described electromagnetic measurement part (4) and electric eddy current measurement part (6) are separately positioned on the two ends, inside of described hollow housing (1), described electromagnetic measurement part (4) is fixedly connected with described back-moving spring (3) respectively with described electric eddy current measurement part (6).
2. the convenient probe of a kind of coating thickness detector according to claim 1, it is characterized in that: described back-moving spring (3) is uniformly distributed along described circuit board (2) circumference, described back-moving spring (3) is axial arranged along described circuit board (2).
3. the convenient probe of a kind of coating thickness detector according to claim 1, it is characterized in that: described electromagnetic measurement part (4) comprises the first magnetic core (9) and the first inductive coil (5), described first inductive coil (5) is electrically connected with described circuit board (2).
4. the convenient probe of a kind of coating thickness detector according to claim 3, is characterized in that: described first inductive coil (5) is wound on described first magnetic core (9).
5. the convenient probe of a kind of coating thickness detector according to claim 3, it is characterized in that: described first magnetic core (9) front end place is provided with the first screw thread (10), described first screw thread (10) and described first magnetic core (9) one-body molded.
6. the convenient probe of a kind of coating thickness detector according to claim 1, it is characterized in that: described electric eddy current measurement part (6) comprises the second magnetic core (11) and the second inductive coil (7), described second inductive coil (7) is electrically connected with described circuit board (2).
7. the convenient probe of a kind of coating thickness detector according to claim 6, is characterized in that: described second inductive coil (7) is wound on described second magnetic core (11).
8. the convenient probe of a kind of coating thickness detector according to claim 6, it is characterized in that: described second magnetic core (11) front end place is provided with the second screw thread (12), described second screw thread (12) and described second magnetic core (11) one-body molded.
9. the convenient probe of a kind of coating thickness detector according to claim 1, it is characterized in that: described hollow housing (1) inside, two ends is provided with the 3rd screw thread (13), described 3rd screw thread (13) is one-body molded with described hollow housing (1).
10. the convenient probe of a kind of coating thickness detector according to claim 1, it is characterized in that: is provided with cavernous structure (8) in the middle of described circuit board (2), described cavernous structure (8) size is the outer size of outstanding hollow housing (1) or outstanding hollow housing (1) size outward under being greater than electric eddy current measurement part (6) duty under being greater than electromagnetic measurement part (4) duty.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520695508.8U CN204963773U (en) | 2015-09-09 | 2015-09-09 | Convenient probe of coating calibrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520695508.8U CN204963773U (en) | 2015-09-09 | 2015-09-09 | Convenient probe of coating calibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204963773U true CN204963773U (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520695508.8U Active CN204963773U (en) | 2015-09-09 | 2015-09-09 | Convenient probe of coating calibrator |
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| Country | Link |
|---|---|
| CN (1) | CN204963773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328380A (en) * | 2017-08-11 | 2017-11-07 | 马鞍山恒瑞测量设备有限公司 | A kind of new coating thickness meter probe |
-
2015
- 2015-09-09 CN CN201520695508.8U patent/CN204963773U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328380A (en) * | 2017-08-11 | 2017-11-07 | 马鞍山恒瑞测量设备有限公司 | A kind of new coating thickness meter probe |
| CN107328380B (en) * | 2017-08-11 | 2023-03-21 | 马鞍山恒瑞测量设备有限公司 | Coating thickness gauge probe |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |