CN205192868U - A normal position temperature loading device for neutron diffraction - Google Patents

A normal position temperature loading device for neutron diffraction Download PDF

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Publication number
CN205192868U
CN205192868U CN201520986073.2U CN201520986073U CN205192868U CN 205192868 U CN205192868 U CN 205192868U CN 201520986073 U CN201520986073 U CN 201520986073U CN 205192868 U CN205192868 U CN 205192868U
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China
Prior art keywords
cooling jacket
neutron
fixture
leg
temperature
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Expired - Fee Related
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CN201520986073.2U
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Chinese (zh)
Inventor
庞蓓蓓
周宁生
王挺
孙光爱
王虹
张昌盛
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Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics
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Institute of Nuclear Physics and Chemistry China Academy of Engineering Physics
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Abstract

The utility model provides a normal position temperature loading device for neutron diffraction, the device is including furnace body cavity, base, entrance window oralia, exit window oralia, high -temperature extensometer, stabilizer blade A fenestrated membrane, stabilizer blade B fenestrated membrane, left side anchor clamps, right side anchor clamps, left side anchor clamps packing ring, right side anchor clamps packing ring, left side cooling jacket, right side cooling jacket, top cooling jacket. The utility model discloses a perforation, neutron play perforation, two jig hole, two extensometers measurement stabilizer blades spy hand -holes are gone into for offering the neutron on the furnace body cavity to characteristics, permit to measure the neutron and directly pass through, can carry out the real -time measurement to sample deformation volume simultaneously. The utility model discloses cooperation neutron diffraction spectrometer uses, jointly accords with neutron diffraction normal position mechanics - temperature combinational environment loading experiment of high temperature tension test's national standard to the sample with neutron diffraction normal position mechanics device, helps knowing temperature, the mechanics complex condition mechanism to the inside microstructure of specimen material.

Description

A kind of in-situ temperature charger for neutron diffraction
Technical field
The utility model belongs to the environment loading technique field in neutron diffraction application, is specifically related to a kind of in-situ temperature charger for neutron diffraction.
Background technology
Neutron diffraction techniques has Non-Destructive Testing and deep penetration characteristic, can carry out internal microstructure and stress distribution is directly measured to the metal material of centimetre-sized.When studying temperature, the influencing mechanism of mechanics combinational environment to the internal microstructure of specimen material, in-situ temperature, mechanical loading unit need be utilized to carry out temperature, mechanical environment loading according to the national standard of high temperature tension test to sample, and the micromechanism of recycling Neutron diffractometer to sample interior is measured.At present, domestic neutron diffraction techniques is in the starting stage, and the design of in situ environment equipment is also less.Name is called the Chinese patent (patent No.: 201310032334) disclose a kind of in-situ stress for neutron diffraction-temperature charger of " a kind of in-situ stress for neutron diffraction techniques-temperature charger ", the not reserved extensometer usage space of high temperature furnace assembly in this device, and then cause and carry out in experimentation and cannot directly measure sample deformation quantity, the national standard of tensile test at high temperature can not be met.
Summary of the invention
Cause measuring process can not meet the deficiency of the national standard of tensile test at high temperature to overcome the fault of construction of device in prior art, the utility model provides a kind of in-situ temperature charger of neutron diffraction, the in-situ mechanical charger conbined usage with outside can be realized, the deformation quantity of high-temperature extensometer to sample can be utilized directly to measure simultaneously.
Realize the technical solution of the utility model as follows
For an in-situ temperature charger for neutron diffraction, it is characterized in that: described device comprises body of heater cavity, base, entrance window oralia, exit window oralia, high-temperature extensometer, leg A fenestrated membrane, leg B fenestrated membrane, left side fixture, right side fixture, left side fixture packing ring, right side fixture packing ring, left side cooling jacket, right side cooling jacket, top cooling jacket; Described body of heater cavity is offered neutron entrance aperture, neutron perforation hole, two fixture holes, two extensometers measurement leg probe holes; Its annexation is, described body of heater cavity is fixed on base; Described entrance window oralia, exit window oralia, left side fixture packing ring, right side fixture packing ring, leg A fenestrated membrane, leg B fenestrated membrane utilize that screw covers the outside of the neutron entrance aperture of body of heater cavity successively, the outside of neutron perforation hole, the outside in the fixture hole in left side, the outside in the fixture hole on right side, left side extensometer measure the outside that leg probe hole is outside, right side extensometer measures leg probe hole; Described left side cooling jacket, right side cooling jacket are separately fixed on left side fixture, right side fixture, top cooling jacket is fixed on above body of heater cavity, the water inlet of left side cooling jacket utilizes rubber water pipe to be connected with the water delivering orifice of outside water supply pump, the water delivering orifice of left side cooling jacket utilizes rubber water pipe to be connected with the water inlet of right side cooling jacket, the water delivering orifice of right side cooling jacket utilizes rubber water pipe to be connected with the water inlet of top cooling jacket, and the water delivering orifice of top cooling jacket utilizes rubber water pipe to be connected with the water return outlet of outside water supply pump; One end of described left side fixture, one end of right side fixture utilize screw thread to be connected respectively on two loading ends of outside in-situ mechanical stretching device, and the other end of left side fixture, the other end of right side fixture are connected with sample; Described high-temperature extensometer is fixed on base, measures leg for its two and touches on sample; Described base is fixed on the base of outside mechanical loading unit.
The measurement leg of described high-temperature extensometer is the cylindrical rod of high-temperature ceramic materials, and contact sample end is edge of a knife shape, utilizes the fiber rope of band spring to be clamped on base.
It is rounded rectangle shape that the extensometer of described body of heater cavity measures leg probe hole, the diameter of fillet and the wide measure-alike of rectangle; The diameter dimension 2mm larger than fixture diameter dimension in the fixture hole of described body of heater cavity; The neutron entrance aperture of described body of heater cavity, neutron perforation hole, fixture hole, extensometer are measured leg probe hole outer rim and are all offered threaded hole.
Described body of heater inside cavity lays heater strip, and fills insulation fibre material.
Described entrance window oralia, exit window oralia adopt fine aluminium or fabricated from sapphire, and when neutron source is cold neutron, entrance window oralia, exit window oralia adopt sapphire material to make, and when neutron source is thermal neutron, entrance window oralia, exit window oralia adopt pure aluminum material.
Described leg A fenestrated membrane, leg B fenestrated membrane adopt tool rubber springy to make, and cross crotch opening is offered in center.
Described left side fixture, right side fixture are the right cylinder of nickel-base high-temperature alloy material, and the diameter dimension of left side fixture, right side fixture is four times of sample diameter size, offer and connect outside neutron diffraction in-situ mechanical charger and the internal thread of sample.
Described left side cooling jacket, right side cooling jacket, top cooling jacket are provided with pagoda joint, facilitate building and dismounting of rubber water pipe.
Described left side fixture packing ring, right side fixture packing ring are the circular thin slice of high-temperature ceramic fibre material, and internal diameter size is identical with fixture diameter dimension.
Feature of the present utility model is that body of heater cavity adopts the structural design offering neutron entrance window, neutron exit window, and adopt fine aluminium or sapphire material as entrance window oralia, exit window oralia, device permission is measured, and neutron is substantially lossless to be passed through, simultaneously effective isolating exterior cold air.Body of heater cavity has been offered extensometer and has been measured leg probe hole, make in temperature and Mechanical loading process, allow high-temperature extensometer to measure sample deformation quantity information in real time, make measuring process meet the national standard of high temperature tension test, finally ensure that the reliability of measurement result; Leg A fenestrated membrane, leg B fenestrated membrane cover extensometer on body of heater outer cover and measure outside leg probe hole simultaneously, and select tool elastomeric material springy, design that cross crotch opening is offered in center, move freely when extensometer leg being entered smoothly and measures deformation quantity, stop extraneous air to enter, this design effectively prevent in the loading of extensometer and use procedure and causes interference problem to the homogeneity of Heating Zone Temperature simultaneously.The left side of body of heater cavity, right side, top are all provided with cooling jacket, avoid in-situ temperature charger and have an impact to the mechanical loading unit of outside and neutron spectrometer in temperature loading procedure or degree of impairment generation; Fixture adopts with the connection of sample and is threaded, and makes inboard wall of furnace body and sample can be as far as possible close, makes the general structure size of in-situ temperature charger smaller, is conducive to supporting the use of the mechanical loading unit of in-situ temperature charger and different size.
Useful benefit of the present utility model is: a kind of in-situ temperature charger for neutron diffraction of the present utility model, and described device offers neutron entrance window, neutron exit window, makes device in neutron diffraction experiment, can carry out In Situ Heating to sample; Described device offers fixture hole, extensometer measures leg probe hole, make device can with in-situ mechanical device with the use of, and the neutron diffraction in-situ mechanical-temperature combinational environment loading experiment of the national standard meeting high temperature tension test can be realized.
Accompanying drawing explanation
Fig. 1 is the front elevation of the in-situ temperature charger for neutron diffraction of the present utility model;
Fig. 2 is the right view of the in-situ temperature charger for neutron diffraction of the present utility model;
Fig. 3 is the front elevation of the structure of body of heater cavity in the utility model;
Fig. 4 is the right view of the structure of body of heater cavity in the utility model;
Fig. 5 be of the present utility model in leg A fenestrated membrane, leg B fenestrated membrane structural representation;
In figure, 1. cooling jacket above cooling jacket 14. on the right side of cooling jacket 13. on the left of fixture packing ring 12. on the right side of fixture packing ring 11. on the left of fixture 10. on the right side of fixture 9. on the left of body of heater cavity 2. base 3. entrance window oralia 4. exit window oralia 5. high-temperature extensometer 6. leg A fenestrated membrane 7. leg B fenestrated membrane 8..
Embodiment
Below in conjunction with accompanying drawing, most preferred embodiment is described in detail.
Detailed content of the present utility model and embodiment thereof is further illustrated below in conjunction with accompanying drawing.
Embodiment 1
Fig. 1 is the front elevation of the in-situ temperature charger for neutron diffraction of the present utility model; Fig. 2 is the right view of the in-situ temperature charger for neutron diffraction of the present utility model; Fig. 3 is the front elevation of the structure of body of heater cavity in the utility model; Fig. 4 is the right view of the structure of body of heater cavity in the utility model.In Fig. 1 to Fig. 5, a kind of in-situ temperature charger for neutron diffraction in the utility model comprises body of heater cavity 1, base 2, entrance window oralia 3, exit window oralia 4, high-temperature extensometer 5, leg A fenestrated membrane 6, leg B fenestrated membrane 7, left side fixture 8, right side fixture 9, left side fixture packing ring 10, right side fixture packing ring 11, left side cooling jacket 12, right side cooling jacket 13, top cooling jacket 14.Described body of heater cavity 1 is offered neutron entrance aperture, neutron perforation hole, two fixture holes, two extensometers measurement leg probe holes.
Described body of heater cavity 1 is fixed on base 2, described entrance window oralia 3, exit window oralia 4, left side fixture packing ring 10, right side fixture packing ring 11, leg A fenestrated membrane 6, leg B fenestrated membrane 7 utilize that screw covers the outside of the neutron entrance aperture of body of heater cavity 1 successively, the outside of neutron perforation hole, the outside in the fixture hole in left side, the outside in the fixture hole on right side, left side extensometer measure the outside that leg probe hole is outside, right side extensometer measures leg probe hole, described left side cooling jacket 12, right side cooling jacket 13 is separately fixed at left side fixture 8, on the fixture 9 of right side, top cooling jacket 14 is fixed on above body of heater cavity 1, the water inlet of left side cooling jacket 12 utilizes rubber water pipe to be connected with the water delivering orifice of outside water supply pump, the water delivering orifice of left side cooling jacket 12 utilizes rubber water pipe to be connected with the water inlet of right side cooling jacket 13, the water delivering orifice of right side cooling jacket 13 utilizes rubber water pipe to be connected with the water inlet of top cooling jacket 14, the water delivering orifice of top cooling jacket 14 utilizes rubber water pipe to be connected with the water return outlet of outside water supply pump, one end of described left side fixture 8, one end of right side fixture 9 utilize screw thread to be connected respectively on two loading ends of outside in-situ mechanical stretching device, and the other end of left side fixture 8, the other end of right side fixture 9 are connected with sample, described high-temperature extensometer 5 is fixed on base 2, measures leg for its two and touches on sample, described base 2 is fixed on the base of outside mechanical loading unit,
The measurement leg of described high-temperature extensometer 5 is the cylindrical rod of high-temperature ceramic materials, and contact sample end is edge of a knife shape, utilizes the fiber rope of band spring to be clamped on base 2;
It is rounded rectangle shape that the extensometer of described body of heater cavity 1 measures leg probe hole, the diameter of fillet and the wide measure-alike of rectangle; The diameter dimension 2mm larger than fixture diameter dimension in the fixture hole of described body of heater cavity 1; The neutron entrance aperture of described body of heater cavity 1, neutron perforation hole, fixture hole, extensometer are measured leg probe hole outer rim and are all offered threaded hole;
Described body of heater cavity 1 laid inside heater strip, and fill insulation fibre material;
Described entrance window oralia 3, exit window oralia 4 adopt fine aluminium or fabricated from sapphire, when neutron source is cold neutron, entrance window oralia 3, exit window oralia 4 adopt sapphire material to make, and when neutron source is thermal neutron, entrance window oralia 3, exit window oralia 4 adopt pure aluminum material;
Described leg A fenestrated membrane 6, leg B fenestrated membrane 7 adopt tool rubber springy to make, and cross crotch opening is offered in center;
Described left side fixture 8, right side fixture 9 are the right cylinder of nickel-base high-temperature alloy material, and the diameter dimension of left side fixture 8, right side fixture 9 is four times of sample diameter size, offer and connect outside neutron diffraction in-situ mechanical charger and the internal thread of sample;
Described left side cooling jacket 12, right side cooling jacket 13, top cooling jacket 14 are provided with pagoda joint, facilitate building and dismounting of rubber water pipe;
Described left side fixture packing ring 10, right side fixture packing ring 11 are the circular thin slice of high-temperature ceramic fibre material, and internal diameter size is identical with fixture diameter dimension;
Entrance window oralia 3 in the present embodiment, the material selection sapphire material of exit window oralia 4; The diameter of left side fixture 8, right side fixture 9 is 20mm, and the diameter that internal thread is offered in both sides is 10mm; The diameter in two fixture holes of body of heater cavity 1 is 22mm, and the internal diameter of body of heater cavity 1 is 25mm.
After above-mentioned enforcement, the utility model can be that the bar-shaped standard model of the micro metal of 5mm carries out temperature loading to diameter, together with the in-situ mechanical stretching device of outside, the neutron measurement experiment under neutron diffraction in-situ temperature-mechanics combinational environment can be carried out on cold neutron diffraction screen.
Embodiment 2
The present embodiment is identical with the structure of embodiment 1, and difference is the material selection fine aluminium material of entrance window oralia 3, exit window oralia 4, and the diameter of left side fixture 8, right side fixture 9 is 40mm, and the diameter that internal thread is offered in both sides is 20mm; The diameter in two fixture holes of body of heater cavity 1 is 42mm, and the internal diameter of body of heater cavity 1 is 45mm.
After above-mentioned enforcement, the utility model can be that the bar-shaped standard model of the relatively large metal of 10mm carries out temperature loading to diameter, together with the in-situ mechanical stretching device of outside, the neutron measurement experiment under neutron diffraction in-situ temperature-mechanics combinational environment can be carried out on thermal neutron diffraction screen.
Embodiment 3
The present embodiment is identical with the structure of embodiment 2, and difference is one end of described left side fixture 8, one end of right side fixture 9 utilizes screw thread to be connected respectively on outside fixed support, and the other end of left side fixture 8, the other end of right side fixture 9 are connected with sample.
After above-mentioned enforcement, the utility model can be that the bar-shaped standard model of the relatively large metal of 10mm carries out temperature loading to diameter, can carry out the neutron measurement experiment under neutron diffraction in-situ temperature environment on thermal neutron diffraction screen.

Claims (5)

1. for an in-situ temperature charger for neutron diffraction, it is characterized in that: described device comprises body of heater cavity (1), base (2), entrance window oralia (3), exit window oralia (4), high-temperature extensometer (5), leg A fenestrated membrane (6), leg B fenestrated membrane (7), left side fixture (8), right side fixture (9), left side fixture packing ring (10), right side fixture packing ring (11), left side cooling jacket (12), right side cooling jacket (13), top cooling jacket (14), described body of heater cavity (1) is offered neutron entrance aperture, neutron perforation hole, two fixture holes, two extensometers measurement leg probe holes, its annexation is, described body of heater cavity (1) is fixed on base (2), described entrance window oralia (3), exit window oralia (4), left side fixture packing ring (10), right side fixture packing ring (11), leg A fenestrated membrane (6), leg B fenestrated membrane (7) utilize that screw covers the outside of the neutron entrance aperture of body of heater cavity (1) successively, the outside of neutron perforation hole, the outside in the fixture hole in left side, the outside in the fixture hole on right side, left side extensometer measure the outside that leg probe hole is outside, right side extensometer measures leg probe hole, described left side cooling jacket (12), right side cooling jacket (13) is separately fixed at left side fixture (8), on right side fixture (9), top cooling jacket (14) is fixed on above body of heater cavity (1), the water inlet in left side cooling jacket (12) is connected by rubber water pipe with the water delivering orifice of outside water supply pump, the water delivering orifice in left side cooling jacket (12) utilizes rubber water pipe to be connected with the water inlet of right side cooling jacket (13), the water delivering orifice on right side cooling jacket (13) is connected by rubber water pipe with the water inlet of top cooling jacket (14), the water delivering orifice of top cooling jacket (14) utilizes rubber water pipe to be connected with the water return outlet of outside water supply pump, one end of described left side fixture (8), one end of right side fixture (9) utilize screw thread to be connected respectively on two loading ends of outside in-situ mechanical stretching device, and the other end of left side fixture (8), the other end of right side fixture (9) are connected with sample, described high-temperature extensometer (5) is fixed on base (2), measures leg for its two and touches on sample.
2. the in-situ temperature charger for neutron diffraction according to claim 1, it is characterized in that: the measurement leg of described high-temperature extensometer (5) is the cylindrical rod of high-temperature ceramic materials, contact sample end is edge of a knife shape, is clamped on base (2) by being with the fiber rope of spring.
3. the in-situ temperature charger for neutron diffraction according to claim 1, is characterized in that: it is rounded rectangle shape that the extensometer of described body of heater cavity (1) measures leg probe hole, the diameter of fillet and the wide measure-alike of rectangle; The neutron entrance aperture of described body of heater cavity (1), neutron perforation hole, fixture hole, extensometer are measured leg probe hole outer rim and are all offered threaded hole.
4. the in-situ temperature charger for neutron diffraction according to claim 1, is characterized in that: be provided with heater strip and insulation fibre material in described body of heater cavity (1).
5. the in-situ temperature charger for neutron diffraction according to claim 1, it is characterized in that: (14) are provided with pagoda joint for described left side cooling jacket (12), right side cooling jacket (13), top cooling jacket, are convenient to the handling of rubber water pipe.
CN201520986073.2U 2015-12-03 2015-12-03 A normal position temperature loading device for neutron diffraction Expired - Fee Related CN205192868U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105388074A (en) * 2015-12-03 2016-03-09 中国工程物理研究院核物理与化学研究所 In-situ temperature loading device for neutron diffraction
CN106996897A (en) * 2017-06-13 2017-08-01 吉林大学 Neutron diffraction high temperature angular instrument and its special mechanical loading unit
CN107290363A (en) * 2017-07-25 2017-10-24 中国科学院物理研究所 High pressure low temperature in-situ neutron scattering device
CN111122342A (en) * 2019-12-24 2020-05-08 吉林大学 Vacuum temperature-changing environment loading device for neutron stress spectrometer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105388074A (en) * 2015-12-03 2016-03-09 中国工程物理研究院核物理与化学研究所 In-situ temperature loading device for neutron diffraction
CN105388074B (en) * 2015-12-03 2018-02-06 中国工程物理研究院核物理与化学研究所 A kind of in-situ temperature loading device for neutron diffraction
CN106996897A (en) * 2017-06-13 2017-08-01 吉林大学 Neutron diffraction high temperature angular instrument and its special mechanical loading unit
CN107290363A (en) * 2017-07-25 2017-10-24 中国科学院物理研究所 High pressure low temperature in-situ neutron scattering device
CN111122342A (en) * 2019-12-24 2020-05-08 吉林大学 Vacuum temperature-changing environment loading device for neutron stress spectrometer

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CB03 Change of inventor or designer information

Inventor after: Pang Beibei

Inventor after: Zhou Ningsheng

Inventor after: Wang Ting

Inventor after: Sun Guangai

Inventor after: Wang Hong

Inventor after: Tu Xiaoqing

Inventor after: Zhang Changsheng

Inventor before: Pang Beibei

Inventor before: Zhou Ningsheng

Inventor before: Wang Ting

Inventor before: Sun Guangai

Inventor before: Wang Hong

Inventor before: Zhang Changsheng

COR Change of bibliographic data
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160427

Termination date: 20191203

CF01 Termination of patent right due to non-payment of annual fee