CN204758460U - Rotatory experimental apparatus of liquid metal high temperature corrosion - Google Patents

Rotatory experimental apparatus of liquid metal high temperature corrosion Download PDF

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Publication number
CN204758460U
CN204758460U CN201520386309.9U CN201520386309U CN204758460U CN 204758460 U CN204758460 U CN 204758460U CN 201520386309 U CN201520386309 U CN 201520386309U CN 204758460 U CN204758460 U CN 204758460U
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CN
China
Prior art keywords
support
liquid metal
cavity
sample
radiation
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Expired - Fee Related
Application number
CN201520386309.9U
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Chinese (zh)
Inventor
刘坚
王威
严伟
石全强
杨振国
单以银
杨柯
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Institute of Metal Research of CAS
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Institute of Metal Research of CAS
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Priority to CN201520386309.9U priority Critical patent/CN204758460U/en
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Publication of CN204758460U publication Critical patent/CN204758460U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a rotatory experimental apparatus of liquid metal high temperature corrosion, including being used for placing the support of mechanical properties sample and cavity (1) that is used for storing liquid metal, the support comprises center bearing bracket (2), radiation support (3) and fixed bolster (4), is equipped with around center bearing bracket (2) draw -in groove (21), places in the radiation support (3) mechanical properties sample (6), radiates and is equipped with the hole on support (3), passes the hole with the screw, and fit nut can be used for fixing sample (6). Radiation support (3) one end has and draw -in groove (21) complex dop (32), and the other end can be connected with fixed bolster (4), fixed bolster (4) welding is on the inner wall of cavity (1). Use the device to simulate the material of construction corrosion experiment under the mobile condition of liquid metal, can test out material of construction and corrode and corrode corrosion resisting property and the mechanical properties under the synergism at liquid metal.

Description

A kind of high-temperature corrosion of liquid metal rotation test device
Technical field
The utility model belongs to the reactor structural material performance study of resistance to liquid metal corrosion field, provides a kind of high-temperature corrosion of liquid metal experiment of rotation device especially.
Background technology
Liquid metal has very large corrosive attack to structured material, and especially when flowing, structured material can occur to corrode and dissolved corrosion.Original spalling of oxide film causes metallic matrix directly and liquid metal contacts, weakens oxide film protection effect.Existing Dynamic Corrosion equipment is closed circuit system, and form and comprise liquid metal stocking system, temperature-controlling system, drive system, experiment test system, some loops are also equipped with the automatic control and monitoring system of oxygen content.
The utility model provides a kind of small fixture, can be combined with existing stove equipment, for high-temperature corrosion of liquid metal rotation test, and the erosion that research different materials and liquid metal contacts cause and corrosion phenomenon.Simultaneously can provide reference for the design of domestic liquid metal corrosion experimental facilities in the future.
Utility model content
The purpose of this utility model is to provide a kind of high-temperature corrosion of liquid metal rotation test device, structured material corrosion experiment under using this device to carry out simulation liquid metal flows situation, structured material can be tested out in liquid metal corrosion and the decay resistance corroded under synergy and mechanical property, embody the corrosion resistant performance index of structured material more accurately.
The utility model specifically provides a kind of high-temperature corrosion of liquid metal rotation test device, it is characterized in that: comprise the support for placing mechanical property sample, cavity 1 for storing liquid metal;
Described support is made up of center bearing bracket 2, radiation support 3 and fixed support 4, and wherein, center bearing bracket 2 is provided with draw-in groove 21; Radiation support 3 is for placing mechanical property sample 6, its length direction is evenly provided with hole 31, screw vertically inserts radiation support 3 by hole 31, and fix with nut, for preventing sample 6 deviation position in radiation support 3, radiation support 3 one end is provided with the dop 32 coordinated with draw-in groove 21, and the other end can be connected by screw and nut with fixed support 4; Fixed support 4 is welded on the inwall of cavity 1;
Cavity 1 is a circular cylindrical cavity, and lower end seals, and upper end is uncovered; After having assembled support and sample 6, cavity 1 uncovered one end circular metal plate welded seal, sheet metal side is welded with coupling arrangement, is connected with transmission shaft, and for connection metal plate and external motor 5, external motor 5 can drive cavity 1 to rotate.
High-temperature corrosion of liquid metal rotation test device described in the utility model, is characterized in that: the length of described sample 6 is 55-60mm, and parallel-segment length is 30mm, when diameter is 5mm; The length of cavity 1 is 120mm, and internal diameter is 250mm, and external diameter is 256mm.
High-temperature corrosion of liquid metal rotation test device described in the utility model, it is characterized in that: described device is also provided with the replaceable holder for replacing radiation support 3 of different size, to be applicable to the mechanical property sample 6 of different size specification, or the corrosion sample of other shapes.
Cavity 1 described in the utility model, together with sheet metal seal welding, prevents liquid metal in experimentation from revealing, pollutes tubular heater.Prevent the gases such as extraneous oxygen from entering cavity 1, oxidation stain liquid metal simultaneously, cause liquid metal to waste and experimental error.
Advantage of the present utility model is as follows:
1, existing tubular heater can be made full use of.
2, flow velocity is controlled, is applicable to the corrosive conditions under simulation different in flow rate.By adjustment motor speed and the position of sample on radiation support, sample is rotated with different linear velocity, thus simulates the corrosion condition under different liquid metal flow velocity.Adjustment tubular type furnace temperature also can carry out the corrosion under liquid metal different temperatures simultaneously.
3, the contact of isolated air and liquid metal, anti-oxidation, avoids dissolving too many oxygen in liquid metal and produces oxide precipitation, and then oxidised samples.
4, avoid sample in existing similar horizontal slewing to rotate the liquid metal perturbed problem caused, can ensure that sample and liquid metal are in the state of relative motion all the time.
Accompanying drawing explanation
Fig. 1 general assembly drawing;
Fig. 2 assembly cut-open view;
Fig. 3 central mounting structure schematic diagram;
Fig. 4 radiation support phantom view;
Fig. 5 radiation support partial side elevation view;
Fig. 6 fixing rack structure schematic diagram;
Fig. 7 cavity body structure schematic diagram.
Embodiment
Embodiment 1
As shown in Fig. 1 ~ 7, the present embodiment high-temperature corrosion of liquid metal rotation test device comprises the support for placing mechanical property sample, the cavity 1 for storing liquid metal;
Described support is made up of center bearing bracket 2, radiation support 3 and fixed support 4, and wherein, center bearing bracket 2 is provided with draw-in groove 21; Radiation support 3 is for placing mechanical property sample 6, its length direction is evenly provided with hole 31, screw vertically inserts radiation support 3 by hole 31, and fix with nut, for preventing sample 6 deviation position in radiation support 3, radiation support 3 one end is provided with the dop 32 coordinated with draw-in groove 21, and the other end can be connected by screw and nut with fixed support 4; Fixed support 4 is welded on the inwall of cavity 1;
Cavity 1 is a circular cylindrical cavity, and lower end seals, and upper end is uncovered; After having assembled support and sample 6, cavity 1 uncovered one end circular metal plate welded seal, sheet metal side is welded with coupling arrangement, is connected with transmission shaft, and for connection metal plate and external motor 5, external motor 5 can drive cavity 1 to rotate.During use, cavity 1 is placed in tubular furnace 7, adopts external motor 5 to drive cavity 1 to rotate.
Embodiment 2
When adopting the mechanical property sample of different size specification or the corrosion sample of other shapes to test, only can change the radiation support 3 of corresponding size, other parts are without the need to changing.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.

Claims (3)

1. a high-temperature corrosion of liquid metal rotation test device, is characterized in that: comprise the support for placing mechanical property sample, cavity (1) for storing liquid metal;
Described support is made up of center bearing bracket (2), radiation support (3) and fixed support (4), and wherein, center bearing bracket (2) is provided with draw-in groove (21); Radiation support (3) is for placing mechanical property sample (6), its length direction is evenly provided with hole (31), screw vertically inserts radiation support (3) by hole (31), and fix with nut, for preventing sample (6) deviation position in radiation support (3), radiation support (3) one end is provided with the dop (32) coordinated with draw-in groove (21), and the other end can be connected by screw and nut with fixed support (4); Fixed support (4) is welded on the inwall of cavity (1);
Cavity (1) is a circular cylindrical cavity, and lower end seals, and upper end is uncovered; After having assembled support and sample (6), cavity (1) uncovered one end circular metal plate welded seal, sheet metal side is welded with coupling arrangement, be connected with transmission shaft, for connection metal plate and external motor (5), external motor (5) can drive cavity (1) to rotate.
2. according to high-temperature corrosion of liquid metal rotation test device described in claim 1, it is characterized in that: the length of described sample (6) is 55-60mm, and parallel-segment length is 30mm, and diameter is 5mm; The length of cavity (1) is 120mm, and internal diameter is 250mm, and external diameter is 256mm.
3. according to high-temperature corrosion of liquid metal rotation test device described in claim 1, it is characterized in that: described device is also provided with the replaceable holder for replacing radiation support (3) of different size, to be applicable to the mechanical property sample (6) of different size specification.
CN201520386309.9U 2015-06-08 2015-06-08 Rotatory experimental apparatus of liquid metal high temperature corrosion Expired - Fee Related CN204758460U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520386309.9U CN204758460U (en) 2015-06-08 2015-06-08 Rotatory experimental apparatus of liquid metal high temperature corrosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520386309.9U CN204758460U (en) 2015-06-08 2015-06-08 Rotatory experimental apparatus of liquid metal high temperature corrosion

Publications (1)

Publication Number Publication Date
CN204758460U true CN204758460U (en) 2015-11-11

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CN201520386309.9U Expired - Fee Related CN204758460U (en) 2015-06-08 2015-06-08 Rotatory experimental apparatus of liquid metal high temperature corrosion

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107449860A (en) * 2017-07-27 2017-12-08 西安交通大学 A kind of rotary high temp fused salt corrosion system for simulating feature

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107449860A (en) * 2017-07-27 2017-12-08 西安交通大学 A kind of rotary high temp fused salt corrosion system for simulating feature

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C14 Grant of patent or utility model
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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151111

Termination date: 20170608

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