CN204301905U - Nuclear fuel element screen work spring clamping force measuring apparatus - Google Patents
Nuclear fuel element screen work spring clamping force measuring apparatus Download PDFInfo
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- CN204301905U CN204301905U CN201420849558.2U CN201420849558U CN204301905U CN 204301905 U CN204301905 U CN 204301905U CN 201420849558 U CN201420849558 U CN 201420849558U CN 204301905 U CN204301905 U CN 204301905U
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- nuclear fuel
- fuel element
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model relates to nuclear fuel element manufacturing technology field, is specifically related to a kind of nuclear fuel element screen work spring clamping force measuring apparatus, and object solves the problem that existing equipment cannot measure nuclear fuel element screen work spring holding force.It is characterized in that, it comprises dynamometry probe, signal conversion module, capture card and host computer; Dynamometry probe is connected with one end of signal conversion module; The other end of signal conversion module is connected with one end of capture card; The other end of capture card is connected with host computer.The utility model have precision high, measure the features such as convenient, portable, can show in real time, store, playback, analysis testing result.Magnitude tracing system is complete, can realize on-the-spot real-time calibration and detection.In the production testing of AFA3G fuel assembly screen work after ripe application, according to the specific design size of other types nuclear fuel element screen work, amendment dynamometry sonde configuration, may extend to the measurement of the screen work spring holding force such as AP1000 fuel assembly, CAP1400 fuel assembly.
Description
Technical field
The utility model relates to nuclear fuel element manufacturing technology field, is specifically related to a kind of nuclear fuel element screen work spring clamping force measuring apparatus.
Background technology
The foundation of AFA3G presurized water reactor nuclear fuel element manufacturing line is the demand in order to meet China's nuclear power great development, in the newly-built Nuclear Fuel Element Production Line of China North Nuclear Fuel Co., Ltd., the manufacturing technology of nuclear fuel element assembled part in this production line is all introduced from French AREVA company.In production line use procedure, need regularly to detect the spring holding force of nuclear fuel element screen work, to ensure the normal operation of production line.According to the result of investigation, at present in the spring holding force detecting instrument field of nuclear fuel element screen work, there is no relevant product, patent document and other technical literatures.
Utility model content
The purpose of this utility model solves the problem that existing equipment cannot measure nuclear fuel element screen work spring holding force, provide one and can measure nuclear fuel element screen work spring holding force at the scene, simple to operate, measuring accuracy is high, can guarantee that spring holding force meets a kind of nuclear fuel element screen work spring clamping force measuring apparatus of technical requirement.
The utility model is achieved in that
A kind of nuclear fuel element screen work spring clamping force measuring apparatus, comprises dynamometry probe, signal conversion module, capture card and host computer; Dynamometry probe is connected with one end of signal conversion module; The other end of signal conversion module is connected with one end of capture card; The other end of capture card is connected with host computer.
Dynamometry probe body part as above is cuboid, and left end is six taper types; Main part right side has cylinder shape groove along main part axis direction; Above cylinder shape groove, have rectangle engrave groove; Install resistance strain plate in the upper surface of engraving groove, the lead-in wire of foil gauge is connected with signal conversion module; Main part above foil gauge is deformation beam; The right part of main part is provided with disc position-limited block; The right-hand member of dynamometry probe body part is provided with screw thread.
Signal conversion module as above adopts QYK104 type pressure survey controller to realize.
Capture card as above adopts AD08A-A3-485 type data acquisition unit to realize.
Host computer as above adopts PC to realize.
The beneficial effects of the utility model are:
The utility model comprises dynamometry probe, signal conversion module, capture card and host computer.The utility model have precision high, measure the features such as convenient, portable, can show in real time, store, playback, analysis testing result.Magnitude tracing system is complete, can realize on-the-spot real-time calibration and detection.In the production testing of AFA3G fuel assembly screen work after ripe application, according to the specific design size of other types nuclear fuel element screen work, amendment dynamometry sonde configuration, may extend to the measurement of the screen work spring holding force such as AP1000 fuel assembly, CAP1400 fuel assembly, thus realize the mass production of this type of measuring equipment.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of nuclear fuel element screen work spring clamping force measuring apparatus of the present utility model;
Fig. 2 is the front view of the dynamometry probe of nuclear fuel element screen work spring clamping force measuring apparatus of the present utility model;
Fig. 3 is the A direction view of the dynamometry probe of nuclear fuel element screen work spring clamping force measuring apparatus of the present utility model;
Fig. 4 is that the B-B of the dynamometry probe of nuclear fuel element screen work spring clamping force measuring apparatus of the present utility model is to cut-open view.
Fig. 5 is the structural representation of nuclear fuel element screen work.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, a kind of nuclear fuel element screen work spring clamping force measuring apparatus, comprises dynamometry probe, signal conversion module, capture card and host computer.Dynamometry probe is connected with one end of signal conversion module.The other end of signal conversion module is connected with one end of capture card.The other end of capture card is connected with host computer.
As shown in Figure 2, Figure 3 and Figure 4, dynamometry probe body part is cuboid, and left end is six taper types, and frustum play the guiding role when dynamometry probe inserts screen work lattice cell.Main part right side has cylinder shape groove along main part axis direction.Above cylinder shape groove, have rectangle engrave groove.Install resistance strain plate in the upper surface of engraving groove, the lead-in wire of foil gauge is connected with signal conversion module.Main part above foil gauge is deformation beam, and when screen work spring clamping dynamometry probe, deformation beam produces deformation.The right part of main part is provided with disc position-limited block, inserts the degree of depth of screen work lattice cell for controlling dynamometry probe.The right-hand member of dynamometry probe body part is provided with screw thread, for attended operation handle.
Signal conversion module adopts QYK104 type pressure survey controller to realize.
Capture card adopts AD08A-A3-485 type data acquisition unit to realize.
Host computer adopts PC to realize.
When needing to measure screen work spring holding force, dynamometry probe is inserted in screen work as shown in Figure 5, spring in screen work clamps dynamometry probe, lattice cell spring will extrude dynamometry probe deformation beam, now foil gauge will follow the distortion of deformation beam, foil gauge resistance changes, by Wheatstone bridge to signal conversion module output voltage signal, the millivolt magnitude voltage signals that foil gauge exports by signal conversion module is converted to standard analog signal, this signal is passed into data collecting card again and carries out analog to digital conversion, digital signal after conversion is passed into host computer, complete the collection of data, the value of host computer display holding force.
The utility model comprises dynamometry probe, signal conversion module, capture card and host computer.The utility model have precision high, measure the features such as convenient, portable, can show in real time, store, playback, analysis testing result.Magnitude tracing system is complete, can realize on-the-spot real-time calibration and detection.In the production testing of AFA3G fuel assembly screen work after ripe application, according to the specific design size of other types nuclear fuel element screen work, amendment dynamometry sonde configuration, may extend to the measurement of the screen work spring holding force such as AP1000 fuel assembly, CAP1400 fuel assembly, thus realize the mass production of this type of measuring equipment.
Claims (5)
1. a nuclear fuel element screen work spring clamping force measuring apparatus, is characterized in that: it comprises dynamometry probe, signal conversion module, capture card and host computer; Dynamometry probe is connected with one end of signal conversion module; The other end of signal conversion module is connected with one end of capture card; The other end of capture card is connected with host computer.
2. nuclear fuel element screen work spring clamping force measuring apparatus according to claim 1, it is characterized in that: described dynamometry probe body part is cuboid, left end is six taper types; Main part right side has cylinder shape groove along main part axis direction; Above cylinder shape groove, have rectangle engrave groove; Install resistance strain plate in the upper surface of engraving groove, the lead-in wire of foil gauge is connected with signal conversion module; Main part above foil gauge is deformation beam; The right part of main part is provided with disc position-limited block; The right-hand member of dynamometry probe body part is provided with screw thread.
3. nuclear fuel element screen work spring clamping force measuring apparatus according to claim 1, is characterized in that: described signal conversion module adopts QYK104 type pressure survey controller to realize.
4. nuclear fuel element screen work spring clamping force measuring apparatus according to claim 1, is characterized in that: described capture card adopts AD08A-A3-485 type data acquisition unit to realize.
5. nuclear fuel element screen work spring clamping force measuring apparatus according to claim 1, is characterized in that: described host computer adopts PC to realize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420849558.2U CN204301905U (en) | 2014-12-29 | 2014-12-29 | Nuclear fuel element screen work spring clamping force measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420849558.2U CN204301905U (en) | 2014-12-29 | 2014-12-29 | Nuclear fuel element screen work spring clamping force measuring apparatus |
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| CN204301905U true CN204301905U (en) | 2015-04-29 |
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| CN201420849558.2U Active CN204301905U (en) | 2014-12-29 | 2014-12-29 | Nuclear fuel element screen work spring clamping force measuring apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656146A (en) * | 2016-07-25 | 2018-02-02 | 中核建中核燃料元件有限公司 | A kind of measurement apparatus and its measuring method for preventing gauge head touching screen work |
| CN107655601A (en) * | 2016-07-25 | 2018-02-02 | 成都太微电子科技有限公司 | A kind of measurement apparatus of screen work spring clip holding force |
| CN107655608A (en) * | 2016-07-25 | 2018-02-02 | 中核建中核燃料元件有限公司 | A kind of measurement apparatus and its application method for possessing gauge head positioning function |
| CN108020364A (en) * | 2017-11-30 | 2018-05-11 | 哈尔滨建成集团有限公司 | A kind of double-walled intersects bending deformed spring folder clamping force test device |
| CN112820429A (en) * | 2020-11-27 | 2021-05-18 | 中核北方核燃料元件有限公司 | Tool and method for detecting looseness of fuel element grid strap buckle |
| CN115165190A (en) * | 2022-07-12 | 2022-10-11 | 中国核动力研究设计院 | Stripe-based grid clamping force measuring device and method |
-
2014
- 2014-12-29 CN CN201420849558.2U patent/CN204301905U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656146A (en) * | 2016-07-25 | 2018-02-02 | 中核建中核燃料元件有限公司 | A kind of measurement apparatus and its measuring method for preventing gauge head touching screen work |
| CN107655601A (en) * | 2016-07-25 | 2018-02-02 | 成都太微电子科技有限公司 | A kind of measurement apparatus of screen work spring clip holding force |
| CN107655608A (en) * | 2016-07-25 | 2018-02-02 | 中核建中核燃料元件有限公司 | A kind of measurement apparatus and its application method for possessing gauge head positioning function |
| CN107656146B (en) * | 2016-07-25 | 2019-10-18 | 中核建中核燃料元件有限公司 | A kind of measurement method of measuring device that preventing gauge head touching screen work |
| CN107655608B (en) * | 2016-07-25 | 2020-02-07 | 中核建中核燃料元件有限公司 | Measuring method using measuring device |
| CN108020364A (en) * | 2017-11-30 | 2018-05-11 | 哈尔滨建成集团有限公司 | A kind of double-walled intersects bending deformed spring folder clamping force test device |
| CN108020364B (en) * | 2017-11-30 | 2023-09-08 | 中国兵器工业集团航空弹药研究院有限公司 | Double-wall cross-bending special-shaped spring clamp clamping force testing device |
| CN112820429A (en) * | 2020-11-27 | 2021-05-18 | 中核北方核燃料元件有限公司 | Tool and method for detecting looseness of fuel element grid strap buckle |
| CN115165190A (en) * | 2022-07-12 | 2022-10-11 | 中国核动力研究设计院 | Stripe-based grid clamping force measuring device and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |