CN204044111U - Eddy current flaw detec adjusting gear - Google Patents
Eddy current flaw detec adjusting gear Download PDFInfo
- Publication number
- CN204044111U CN204044111U CN201420479250.3U CN201420479250U CN204044111U CN 204044111 U CN204044111 U CN 204044111U CN 201420479250 U CN201420479250 U CN 201420479250U CN 204044111 U CN204044111 U CN 204044111U
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- China
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- turret
- fixed
- adjustment structure
- eddy current
- large arm
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The utility model relates to a kind of cracks of metal surface detection field, aim to provide a kind of eddy current flaw detec adjusting gear of examination steel tube, its drip irrigation device is a kind of eddy current flaw detec adjusting gear, comprise linkage and pedestal, described linkage comprises web joint, forearm, large arm and determines frame, described web joint, forearm, large arm and determine frame and be flexibly connected in turn, determine frame and be fixed on pedestal, described linkage is provided with the first adjustment structure, first adjustment structure comprises turret, nut seat, screw rodb base and screw mandrel, described turret is fixed on forearm one end, described screw rodb base is connected to turret, turret is fixed with turret pressing plate, described nut seat is fixed on large arm side, attaching nut on nut seat, described screw mandrel wears nut and screw rodb base, described linkage is provided with mutually isostructural second adjustment structure with the first adjustment structure, the turret of described second adjustment structure is fixed on large arm one end, the nut seat of the second adjustment structure is fixed on determines frame side.
Description
Technical field
The utility model relates to a kind of cracks of metal surface detection field, and more particularly, it relates to a kind of eddy current flaw detec adjusting gear of examination steel tube.
Background technology
Eddy current test is widely used in metal surface field of detecting as a kind of nondestructive inspection technology.Electromagnetic induction principle is used in eddy current test, will be loaded with the drive coil of alternating current close to metal surface.
In order to improve the performance of eddy current examination, must by roughly orthogonal or vertical with the surface of detection means for the detecting coil of probe.And, once the distance between probe and the surface of detection means there occurs change, just need to adjust in time.Although also can manually to the distance between probe adjustment itself and the surface of detection means, because the sensitivity of probe is very high, making manually to be carried out moving by probe in a small scope be a very difficult thing.And for the profile variation detection means distance of just having between frequent adjustment probe and the surface of detection means comparatively frequently, and aforesaid operations needs plenty of time of expending.
At present, application number on market be 201020617089.3 Chinese patent disclose a kind of chapeau de fer eddy current flaw detec locating device, this chapeau de fer eddy current test locating device, its structure is: end face places the instrument cupboard with rack leg of defectoscope with the instrument cupboard base of working panel is equipped with, plate placed by coil working panel laid with two coil pickup grooves, place plate vertical with instrument cupboard, a coil pickup groove is before instrument cupboard.As long as coil be put in groove just can ensure that the distance between coil reaches standard-required owing to placing coil standing groove plate being provided with fixed range at coil, placement plate is provided with chapeau de fer mounting table in the middle of coil pickup groove, mounting table is provided with chapeau de fer positioning convex, as long as chapeau de fer is aimed at positioning convex, just can ensure the consistance of chapeau de fer placement direction and position, although be provided with the projection for locating, this device cannot do further adjustment, and degree of accuracy is lower.
Therefore, need to provide a kind of simple to operate and can the device of distance between the higher adjustment probe of precision and detection means, to solve Problems existing in existing eddy current test technology.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model be to provide a kind of can the eddy current flaw detec adjusting gear of examination steel tube of degree of precision.
For achieving the above object, the utility model provides following technical scheme: a kind of eddy current flaw detec adjusting gear, comprise linkage and pedestal, described linkage comprises web joint, forearm, large arm and determines frame, described web joint, forearm, large arm and determine frame and be flexibly connected in turn, determine frame and be fixed on pedestal;
Described linkage is provided with the first adjustment structure, first adjustment structure comprises turret, nut seat, screw rodb base and screw mandrel, described turret is fixed on one end that forearm connects large arm, described screw rodb base is connected to turret, turret is fixed with turret pressing plate, described nut seat is fixed on large arm side, nut seat is connected with nut, described screw mandrel wears nut and screw rodb base, described linkage is also provided with mutually isostructural second adjustment structure with the first adjustment structure, the turret of described second adjustment structure is fixed on large arm and connects the one end of determining frame, the nut seat of the second adjustment structure is fixed on determines frame side.
By adopting technique scheme, the version of connecting rod is adopted to regulate, structure is simple, and connection is convenient, and first, second adjustment structure cooperation that linkage is provided with regulates, be conducive to the fine adjustment of the distance realized between eddy current flaw detec and detected element, adjustment structure main element is screw mandrel, and structure is simple, improves the accuracy of eddy current test, to guarantee that staff can detect problematic detected element accurately, accelerate work efficiency.
The utility model is set to further: described large arm and forearm are rectangular sheet rod-like structure.
By adopting technique scheme, conveniently extend contraction, be conducive to the dirigibility improving linkage, structure is simple, is convenient to mounting and adjusting.
The utility model is set to further: described eddy current flaw detec adjusting gear, is characterized in that, described screw mandrel is arranged with retaining ring, and described retaining ring is between nut seat and screw rodb base.
By adopting technique scheme, when Use Adjustment structure, along with the change of each parts relative position, being provided with of retaining ring is beneficial to the stable and firm of guarantee modular construction, improve the security of use, to reach the object of the fine adjustment of the distance between eddy current flaw detec and detected element.
The utility model is set to further: described eddy current flaw detec adjusting gear, is characterized in that, described screw mandrel is provided with the handle for rotary screw, and described handle is positioned at the screw mandrel one end near screw rodb base.
By adopting technique scheme, when adjustment in use structure, utilize rotatable handle to reach the object of adjustment to drive screw mandrel to move, simple to operation, dirigibility is high.
The utility model is set to further: described retaining ring is fixed with stud bolt, and described stud bolt is positioned at retaining ring side.
By adopting technique scheme, stud bolt structure is simple, and easy installation and removal, is conducive to better being fastened on screw mandrel by retaining ring, improves integrally-built stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model eddy current flaw detec adjusting gear embodiment.
Reference numeral: 1, eddy current flaw detec; 2, web joint; 3, forearm; 4, turret; 5, turret pressing plate; 6, retaining ring; 7, nut seat; 8, large arm; 9, screw rodb base; 10, frame is determined; 11, screw mandrel; 12, handle; 13, pedestal; 14, nut; 15, stud bolt.
Embodiment
With reference to Fig. 1, the utility model eddy current flaw detec adjusting gear embodiment is described further.
As shown in Figure 1, a kind of eddy current flaw detec adjusting gear, comprise linkage and pedestal 13, described linkage comprises web joint 2, forearm 3, large arm 8 and determines frame 10, described web joint 2, forearm 3, large arm 8 and determine frame 10 and be flexibly connected in turn, determining frame 10 is fixed on pedestal 13, be connected with eddy current flaw detec 1 in web joint 2 lower end, large arm 8 and forearm 3 adopt metal material, to ensure structural strength, strengthen its stability, increase the service life.
Described linkage is provided with the first adjustment structure, first adjustment structure comprises turret 4, nut seat 7, screw rodb base 9 and screw mandrel 11, described turret 4 is fixed on forearm 3 one end, described screw rodb base 9 is connected to turret 4, turret 4 is fixed with turret pressing plate 5, described nut seat 7 is fixed on large arm 8 side, nut seat 7 is connected with nut 14, described screw mandrel 11 wears nut 14 and screw rodb base 9, described linkage is also provided with mutually isostructural second adjustment structure with the first adjustment structure, the turret 4 of described second adjustment structure is fixed on large arm 8 one end, the nut seat 7 of the second adjustment structure is fixed on determines frame 10 side.Above-mentioned nut seat 7 and turret 4 are provided with bolt and screw, for fastening adjustment structure.
Described screw mandrel 11 is arranged with retaining ring 6, and described retaining ring 6 is between nut seat 7 and screw rodb base 9.Described screw mandrel 11 is provided with the handle 12 for rotary screw 11, and described handle 12 is positioned at the screw mandrel one end near screw rodb base 9.Described retaining ring 6 is fixed with stud bolt 15, and described stud bolt 15 is positioned at retaining ring 6 side.
In use, turning handle 12 drives screw mandrel 11 to rotate, in order to control the distance between nut seat 7 and turret 4, because nut seat 7 and turret 4 are connected to large arm 8, forearm 3 and determine on frame 10, the change of distance will drive the position of large arm 8 and forearm 3 to move, reach the object of mobile eddy current flaw detec 1, made eddy current flaw detec 1 lower end detecting head and detected element adjust to suitable distance, ensure the accuracy detected.
The above makes preferred implementation of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.
Claims (5)
1. an eddy current flaw detec adjusting gear, comprises pedestal, it is characterized in that, also comprise linkage, described linkage comprises web joint, forearm, large arm and determines frame, described web joint, forearm, large arm and determine frame and be flexibly connected in turn, determines frame and is fixed on pedestal;
Described linkage is provided with the first adjustment structure, first adjustment structure comprises turret, nut seat, screw rodb base and screw mandrel, described turret is fixed on one end that forearm connects large arm, described screw rodb base is connected to turret, turret is fixed with turret pressing plate, described nut seat is fixed on large arm side, nut seat is connected with nut, described screw mandrel wears nut and screw rodb base, described linkage is also provided with mutually isostructural second adjustment structure with the first adjustment structure, the turret of described second adjustment structure is fixed on large arm and connects the one end of determining frame, the nut seat of the second adjustment structure is fixed on determines frame side.
2. eddy current flaw detec adjusting gear according to claim 1, is characterized in that, described large arm and forearm are rectangular schistose texture.
3. eddy current flaw detec adjusting gear according to claim 1, is characterized in that, described screw mandrel is arranged with retaining ring, and described retaining ring is between nut seat and screw rodb base.
4. eddy current flaw detec adjusting gear according to claim 1 and 2, is characterized in that, described screw mandrel is provided with the handle for rotary screw, and described handle is positioned at the screw mandrel one end near screw rodb base.
5. eddy current flaw detec adjusting gear according to claim 3, is characterized in that, described retaining ring is fixed with stud bolt, and described stud bolt is positioned at retaining ring side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479250.3U CN204044111U (en) | 2014-08-23 | 2014-08-23 | Eddy current flaw detec adjusting gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420479250.3U CN204044111U (en) | 2014-08-23 | 2014-08-23 | Eddy current flaw detec adjusting gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204044111U true CN204044111U (en) | 2014-12-24 |
Family
ID=52244762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420479250.3U Expired - Fee Related CN204044111U (en) | 2014-08-23 | 2014-08-23 | Eddy current flaw detec adjusting gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204044111U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562313A (en) * | 2020-05-21 | 2020-08-21 | 华东交通大学 | Existing concrete column structure health detection device |
-
2014
- 2014-08-23 CN CN201420479250.3U patent/CN204044111U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562313A (en) * | 2020-05-21 | 2020-08-21 | 华东交通大学 | Existing concrete column structure health detection device |
| CN111562313B (en) * | 2020-05-21 | 2023-06-27 | 华东交通大学 | Existing concrete column structure health detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20170823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |